Merge branch 'dev/teguh' into 'feat/BE/US-159,160/marketing'

[FEAT/BE][US#159/TASK#221,222] create migration and API SO DO

See merge request mbugroup/lti-api!58

.air.toml

@@ -3,13 +3,9 @@ root = "."
 tmp_dir = "tmp"
 
 [build]
-# Build binary utama
-cmd = "go build -o /lti-api/tmp/main ./cmd/api"
-# Lokasi binary hasil build
-bin = "/lti-api/tmp/main"
-# Jalankan binary langsung dengan environment dev
-full_bin = "APP_ENV=dev /lti-api/tmp/main"
-# File yang dipantau oleh Air
+cmd = "go build -o ./tmp/main ./cmd/api"
+bin = "tmp/main"
+full_bin = "APP_ENV=dev ./tmp/main"
 include_ext = ["go", "tpl", "tmpl", "html"]
 exclude_dir = ["vendor", "tmp"]
 

docker-compose.local.yml

@@ -0,0 +1,77 @@
+services:
+  postgresdb:
+    image: postgres:alpine
+    restart: always
+    ports:
+      - "${DB_PORT_HOST:-5542}:5432"
+    environment:
+      POSTGRES_USER: ${DB_USER:-postgres}
+      POSTGRES_PASSWORD: ${DB_PASSWORD:-postgres}
+      POSTGRES_DB: ${DB_NAME:-db_lti_erp}
+    volumes:
+      - dbdata:/var/lib/postgresql/data
+      - ./internal/database/init:/docker-entrypoint-initdb.d
+    networks: [go-network]
+    healthcheck:
+      test:
+        [
+          "CMD-SHELL",
+          "pg_isready -U ${DB_USER:-postgres} -d ${DB_NAME:-db_lti_erp}",
+        ]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+  redis:
+    image: redis:7-alpine
+    restart: unless-stopped
+    ports:
+      - "${REDIS_PORT_HOST:-6381}:6379"
+    healthcheck:
+      test: ["CMD-SHELL", "redis-cli ping | grep PONG"]
+      interval: 5s
+      timeout: 3s
+      retries: 10
+    networks: [go-network]
+
+  app:
+    build:
+      context: .
+      dockerfile: Dockerfile.local
+    image: cosmtrek/air:v1.52.3
+    working_dir: /lti-api
+    volumes:
+      - .:/lti-api
+      - ./internal/config/jwtRS256.key:/run/keys/jwtRS256.key
+      - ./internal/config/jwtRS256.key.pub:/run/keys/jwtRS256.key.pub
+    command: air -c .air.toml
+    env_file:
+      - .env
+    environment:
+      DB_HOST: postgresdb
+      DB_PORT: 5432
+      DB_USER: ${DB_USER:-postgres}
+      DB_PASSWORD: ${DB_PASSWORD:-postgres}
+      DB_NAME: ${DB_NAME:-db_lti_erp}
+      REDIS_URL: ${REDIS_URL:-redis://redis:6379/0}
+    ports:
+      - "${APP_PORT:-8081}:8081"
+    depends_on:
+      postgresdb:
+        condition: service_healthy
+    networks: [go-network]
+    healthcheck:
+      test: ["CMD-SHELL", "wget -qO- http://localhost:8081/healthz || exit 1"]
+      interval: 10s
+      timeout: 3s
+      retries: 10
+      start_period: 10s
+
+volumes:
+  dbdata:
+  go-mod-cache:
+  go-build-cache:
+
+networks:
+  go-network:
+    name: lti-api_go-network
+    driver: bridge

go.mod

@@ -10,6 +10,7 @@ require (
 	github.com/gofiber/contrib/jwt v1.0.10
 	github.com/gofiber/fiber/v2 v2.52.5
 	github.com/golang-jwt/jwt/v5 v5.2.1
+	github.com/google/uuid v1.6.0
 	github.com/jackc/pgconn v1.14.1
 	github.com/redis/go-redis/v9 v9.14.0
 	github.com/sirupsen/logrus v1.9.3
@@ -33,7 +34,6 @@ require (
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/google/go-cmp v0.6.0 // indirect
-	github.com/google/uuid v1.6.0 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/jackc/chunkreader/v2 v2.0.1 // indirect
 	github.com/jackc/pgio v1.0.0 // indirect

internal/common/validation/validation.go

@@ -3,6 +3,8 @@ package validation
 import (
 	"errors"
 	"fmt"
+	"reflect"
+	"strings"
 
 	"github.com/go-playground/validator/v10"
 )
@@ -21,34 +23,41 @@ var customMessages = map[string]string{
 	"alphanum": "Field %s must contain only alphanumeric characters",
 	"oneof":    "Invalid value for field %s",
 	"password": "Field %s must be at least 8 characters, contain uppercase, lowercase, number, and special character",
+	"gt":       "Invalid %s, must be greater than %s",
 }
 
-func CustomErrorMessages(err error) map[string]string {
+func CustomErrorMessages(err error) (string, map[string]string) {
 	var validationErrors validator.ValidationErrors
 	if errors.As(err, &validationErrors) {
 		return generateErrorMessages(validationErrors)
 	}
-	return nil
+	return "", nil
 }
 
-func generateErrorMessages(validationErrors validator.ValidationErrors) map[string]string {
+func generateErrorMessages(validationErrors validator.ValidationErrors) (string, map[string]string) {
 	errorsMap := make(map[string]string)
-	for _, err := range validationErrors {
+	var firstMessage string
+	for i, err := range validationErrors {
 		fieldName := err.StructNamespace()
 		tag := err.Tag()
 
 		customMessage := customMessages[tag]
+		var msg string
 		if customMessage != "" {
-			errorsMap[fieldName] = formatErrorMessage(customMessage, err, tag)
+			msg = formatErrorMessage(customMessage, err, tag)
 		} else {
-			errorsMap[fieldName] = defaultErrorMessage(err)
+			msg = defaultErrorMessage(err)
+		}
+		errorsMap[fieldName] = msg
+		if i == 0 {
+			firstMessage = msg
 		}
 	}
-	return errorsMap
+	return firstMessage, errorsMap
 }
 
 func formatErrorMessage(customMessage string, err validator.FieldError, tag string) string {
-	if tag == "min" || tag == "max" || tag == "len" {
+	if tag == "min" || tag == "max" || tag == "len" || tag == "gt" {
 		return fmt.Sprintf(customMessage, err.Field(), err.Param())
 	}
 	return fmt.Sprintf(customMessage, err.Field())
@@ -61,6 +70,16 @@ func defaultErrorMessage(err validator.FieldError) string {
 func Validator() *validator.Validate {
 	validate := validator.New()
 
+	validate.RegisterTagNameFunc(func(fld reflect.StructField) string {
+		if jsonTag := getTagName(fld, "json"); jsonTag != "" {
+			return jsonTag
+		}
+		if queryTag := getTagName(fld, "query"); queryTag != "" {
+			return queryTag
+		}
+		return fld.Name
+	})
+
 	if err := validate.RegisterValidation("password", Password); err != nil {
 		return nil
 	}
@@ -72,3 +91,16 @@ func Validator() *validator.Validate {
 	}
 	return validate
 }
+
+func getTagName(fld reflect.StructField, tag string) string {
+	value, ok := fld.Tag.Lookup(tag)
+	if !ok || value == "-" {
+		return ""
+	}
+
+	name := strings.Split(value, ",")[0]
+	if name == "" || name == "-" {
+		return ""
+	}
+	return name
+}

internal/database/migrations/20251018120649_create_project_chick_ins_table.up.sql

@@ -1,36 +0,0 @@
-CREATE TABLE IF NOT EXISTS project_chickins (
-    id BIGSERIAL PRIMARY KEY,
-    project_flock_kandang_id BIGINT NOT NULL,
-    chick_in_date DATE NOT NULL,
-    quantity NUMERIC(15, 3) NOT NULL,
-    note TEXT,
-    created_by BIGINT NOT NULL,
-    created_at TIMESTAMPTZ DEFAULT now(),
-    updated_at TIMESTAMPTZ DEFAULT now(),
-    deleted_at TIMESTAMPTZ
-);
-
--- FOREIGN KEYS (dijalankan setelah semua tabel parent ada)
-DO $$
-BEGIN
-    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'project_flock_kandangs') THEN
-        ALTER TABLE project_chickins
-            ADD CONSTRAINT fk_project_flock_kandang_id
-            FOREIGN KEY (project_flock_kandang_id)
-            REFERENCES project_flock_kandangs(id)
-            ON DELETE RESTRICT ON UPDATE CASCADE;
-    END IF;
-
-    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'users') THEN
-        ALTER TABLE project_chickins
-            ADD CONSTRAINT fk_created_by
-            FOREIGN KEY (created_by)
-            REFERENCES users(id)
-            ON DELETE RESTRICT ON UPDATE CASCADE;
-    END IF;
-END $$;
-
--- INDEXES
-CREATE INDEX IF NOT EXISTS idx_project_chickins_project_flock_kandang_id ON project_chickins (project_flock_kandang_id);
-
-CREATE INDEX IF NOT EXISTS idx_project_chickins_created_by ON project_chickins (created_by);

internal/database/migrations/20251020022357_create_project_flock_populations_table.up.sql

@@ -1,36 +0,0 @@
-CREATE TABLE IF NOT EXISTS project_flock_populations (
-    id BIGSERIAL PRIMARY KEY,
-    project_flock_kandang_id BIGINT NOT NULL,
-    initial_quantity NUMERIC(15, 3) NOT NULL,
-    current_quantity NUMERIC(15, 3) NOT NULL,
-    reserved_quantity NUMERIC(15, 3),
-    created_by BIGINT NOT NULL,
-    created_at TIMESTAMPTZ DEFAULT now(),
-    updated_at TIMESTAMPTZ DEFAULT now(),
-    deleted_at TIMESTAMPTZ
-);
-
--- FOREIGN KEYS (dijalankan setelah semua tabel parent ada)
-DO $$
-BEGIN
-    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'project_flock_kandangs') THEN
-        ALTER TABLE project_flock_populations
-            ADD CONSTRAINT fk_project_flock_kandang_id
-            FOREIGN KEY (project_flock_kandang_id)
-            REFERENCES project_flock_kandangs(id)
-            ON DELETE RESTRICT ON UPDATE CASCADE;
-    END IF;
-
-    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'users') THEN
-        ALTER TABLE project_flock_populations
-            ADD CONSTRAINT fk_created_by
-            FOREIGN KEY (created_by)
-            REFERENCES users(id)
-            ON DELETE RESTRICT ON UPDATE CASCADE;
-    END IF;
-END $$;
-
--- INDEXES
-CREATE INDEX IF NOT EXISTS idx_project_flock_populations_project_flock_kandang_id ON project_flock_populations (project_flock_kandang_id);
-
-CREATE INDEX IF NOT EXISTS idx_project_flock_populations_created_by ON project_flock_populations (created_by);

internal/database/migrations/20251022024829_create_project_chickin_details.up.sql

@@ -9,7 +9,7 @@ CREATE TABLE IF NOT EXISTS project_chickin_details (
     deleted_at TIMESTAMPTZ
 );
 
--- FOREIGN KEYS (dijalankan setelah semua tabel parent ada)
+
 DO $$
 BEGIN
     IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'project_chickins') THEN

internal/database/migrations/20251024092758_deleted-project_flock_id_in_kandangs.up.sql

@@ -1,22 +1,30 @@
-
 ALTER TABLE kandangs
-    DROP CONSTRAINT IF EXISTS kandangs_project_flock_id_fkey;
+DROP CONSTRAINT IF EXISTS kandangs_project_flock_id_fkey;
 
-ALTER TABLE kandangs
-    DROP COLUMN IF EXISTS project_flock_id;
+ALTER TABLE kandangs DROP COLUMN IF EXISTS project_flock_id;
 
-ALTER TABLE project_chickins
-  DROP CONSTRAINT fk_project_flock_kandang_id,
-  ADD  CONSTRAINT fk_project_flock_kandang_id
-       FOREIGN KEY (project_flock_kandang_id)
-       REFERENCES project_flock_kandangs(id)
-       ON UPDATE CASCADE
-       ON DELETE CASCADE;
+-- Only alter if tables exist
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'project_chickins') THEN
+        ALTER TABLE project_chickins
+          DROP CONSTRAINT IF EXISTS fk_project_flock_kandang_id;
+        ALTER TABLE project_chickins
+          ADD CONSTRAINT fk_project_flock_kandang_id
+               FOREIGN KEY (project_flock_kandang_id)
+               REFERENCES project_flock_kandangs(id)
+               ON UPDATE CASCADE
+               ON DELETE CASCADE;
+    END IF;
 
-ALTER TABLE project_flock_populations
-  DROP CONSTRAINT fk_project_flock_kandang_id,
-  ADD  CONSTRAINT fk_project_flock_kandang_id
-       FOREIGN KEY (project_flock_kandang_id)
-       REFERENCES project_flock_kandangs(id)
-       ON UPDATE CASCADE
-       ON DELETE CASCADE;
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'project_flock_populations') THEN
+        ALTER TABLE project_flock_populations
+          DROP CONSTRAINT IF EXISTS fk_project_flock_kandang_id;
+        ALTER TABLE project_flock_populations
+          ADD CONSTRAINT fk_project_flock_kandang_id
+               FOREIGN KEY (project_flock_kandang_id)
+               REFERENCES project_flock_kandangs(id)
+               ON UPDATE CASCADE
+               ON DELETE CASCADE;
+    END IF;
+END $$;

internal/database/migrations/20251029074825_create_laying_transfers_table.down.sql

@@ -0,0 +1 @@
+DROP TABLE IF EXISTS laying_transfers CASCADE;

internal/database/migrations/20251029074825_create_laying_transfers_table.up.sql

@@ -0,0 +1,52 @@
+CREATE TABLE IF NOT EXISTS laying_transfers (
+    id BIGSERIAL PRIMARY KEY,
+    transfer_number VARCHAR(50) UNIQUE NOT NULL,
+    from_project_flock_id BIGINT NOT NULL,
+    to_project_flock_id BIGINT NOT NULL,
+    transfer_date DATE NOT NULL,
+    pending_usage_qty NUMERIC(15, 3),
+    usage_qty NUMERIC(15, 3),
+    notes TEXT,
+    created_at TIMESTAMPTZ DEFAULT now(),
+    updated_at TIMESTAMPTZ DEFAULT now(),
+    deleted_at TIMESTAMPTZ,
+    created_by BIGINT NOT NULL
+);
+
+-- FOREIGN KEYS (dijalankan setelah semua tabel parent ada)
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'project_flocks') THEN
+        ALTER TABLE laying_transfers
+            ADD CONSTRAINT fk_laying_from_project_flock
+            FOREIGN KEY (from_project_flock_id)
+            REFERENCES project_flocks(id)
+            ON DELETE RESTRICT ON UPDATE CASCADE;
+        ALTER TABLE laying_transfers
+            ADD CONSTRAINT fk_laying_to_project_flock
+            FOREIGN KEY (to_project_flock_id)
+            REFERENCES project_flocks(id)
+            ON DELETE RESTRICT ON UPDATE CASCADE;
+    END IF;
+
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'users') THEN
+        ALTER TABLE laying_transfers
+            ADD CONSTRAINT fk_laying_created_by
+            FOREIGN KEY (created_by)
+            REFERENCES users(id)
+            ON DELETE RESTRICT ON UPDATE CASCADE;
+    END IF;
+END $$;
+
+-- INDEXES
+CREATE UNIQUE INDEX IF NOT EXISTS idx_laying_transfers_transfer_number ON laying_transfers (transfer_number)
+WHERE
+    deleted_at IS NULL;
+
+CREATE INDEX IF NOT EXISTS idx_laying_transfers_from_project_flock_id ON laying_transfers (from_project_flock_id);
+
+CREATE INDEX IF NOT EXISTS idx_laying_transfers_to_project_flock_id ON laying_transfers (to_project_flock_id);
+
+CREATE INDEX IF NOT EXISTS idx_laying_transfers_created_by ON laying_transfers (created_by);
+
+CREATE INDEX IF NOT EXISTS idx_laying_transfers_deleted_at ON laying_transfers (deleted_at);

internal/database/migrations/20251030134527_recreate_project_chikins_table.up.sql

@@ -0,0 +1,58 @@
+-- ============================================
+-- MIGRATION: project_chickins
+-- ============================================
+
+-- STEP 1: Hapus tabel jika sudah ada
+DROP TABLE IF EXISTS project_chickins;
+
+-- STEP 2: Buat tabel project_chickins
+CREATE TABLE IF NOT EXISTS project_chickins (
+    id BIGSERIAL PRIMARY KEY,
+    project_flock_kandang_id BIGINT NOT NULL,
+    product_warehouse_id BIGINT NOT NULL,
+    chick_in_date DATE NOT NULL,
+    usage_qty NUMERIC(15, 3) NOT NULL,
+    pending_usage_qty NUMERIC(15, 3) DEFAULT 0,
+    notes TEXT,
+    created_by BIGINT NOT NULL,
+    created_at TIMESTAMPTZ DEFAULT now(),
+    updated_at TIMESTAMPTZ DEFAULT now(),
+    deleted_at TIMESTAMPTZ
+);
+
+-- STEP 3: FOREIGN KEYS
+BEGIN;
+
+-- Relasi ke project_flock_kandangs
+ALTER TABLE project_chickins
+ADD CONSTRAINT fk_project_chickins_kandang FOREIGN KEY (project_flock_kandang_id) REFERENCES project_flock_kandangs (id) ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- Relasi ke product_warehouses
+ALTER TABLE project_chickins
+ADD CONSTRAINT fk_project_chickins_warehouse FOREIGN KEY (product_warehouse_id) REFERENCES product_warehouses (id) ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- Relasi ke users
+ALTER TABLE project_chickins
+ADD CONSTRAINT fk_project_chickins_created_by FOREIGN KEY (created_by) REFERENCES users (id) ON DELETE RESTRICT ON UPDATE CASCADE;
+
+COMMIT;
+
+-- STEP 4: INDEXES
+CREATE INDEX IF NOT EXISTS idx_chickins_kandang_id ON project_chickins (project_flock_kandang_id)
+WHERE
+    deleted_at IS NULL;
+
+CREATE INDEX IF NOT EXISTS idx_chickins_warehouse_id ON project_chickins (product_warehouse_id)
+WHERE
+    deleted_at IS NULL;
+
+CREATE INDEX IF NOT EXISTS idx_chickins_created_by ON project_chickins (created_by);
+
+-- Composite index for common queries
+CREATE INDEX IF NOT EXISTS idx_chickins_kandang_deleted ON project_chickins (
+    project_flock_kandang_id,
+    deleted_at
+);
+
+-- Index for soft delete queries
+CREATE INDEX IF NOT EXISTS idx_chickins_deleted_at ON project_chickins (deleted_at);

internal/database/migrations/20251030134542_recreate_project_flock_populations.up.sql

@@ -0,0 +1,62 @@
+-- ============================================
+-- MIGRATION: project_flock_populations
+-- ============================================
+
+-- STEP 1: Hapus tabel jika sudah ada
+DROP TABLE IF EXISTS project_flock_populations;
+
+-- STEP 2: Buat tabel project_flock_populations
+CREATE TABLE IF NOT EXISTS project_flock_populations (
+    id BIGSERIAL PRIMARY KEY,
+    project_chickin_id BIGINT NOT NULL,
+    product_warehouse_id BIGINT NOT NULL,
+    total_qty NUMERIC(15, 3) NOT NULL,
+    total_used_qty NUMERIC(15, 3) DEFAULT 0,
+    notes TEXT,
+    created_by BIGINT NOT NULL,
+    created_at TIMESTAMPTZ DEFAULT now(),
+    updated_at TIMESTAMPTZ DEFAULT now(),
+    deleted_at TIMESTAMPTZ
+);
+
+-- STEP 3: FOREIGN KEYS
+BEGIN;
+
+-- Relasi ke project_chickins
+ALTER TABLE project_flock_populations
+ADD CONSTRAINT fk_project_flock_populations_chickin FOREIGN KEY (project_chickin_id) REFERENCES project_chickins (id) ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- Relasi ke product_warehouses
+ALTER TABLE project_flock_populations
+ADD CONSTRAINT fk_project_flock_populations_warehouse FOREIGN KEY (product_warehouse_id) REFERENCES product_warehouses (id) ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- Relasi ke users
+ALTER TABLE project_flock_populations
+ADD CONSTRAINT fk_project_flock_populations_created_by FOREIGN KEY (created_by) REFERENCES users (id) ON DELETE RESTRICT ON UPDATE CASCADE;
+
+COMMIT;
+
+-- STEP 4: INDEXES
+CREATE INDEX IF NOT EXISTS idx_populations_chickin_id ON project_flock_populations (project_chickin_id)
+WHERE
+    deleted_at IS NULL;
+
+CREATE INDEX IF NOT EXISTS idx_populations_warehouse_id ON project_flock_populations (product_warehouse_id)
+WHERE
+    deleted_at IS NULL;
+
+CREATE INDEX IF NOT EXISTS idx_populations_created_by ON project_flock_populations (created_by);
+
+-- Composite index for common queries
+CREATE INDEX IF NOT EXISTS idx_populations_chickin_deleted ON project_flock_populations (
+    project_chickin_id,
+    deleted_at
+);
+
+-- Index for soft delete queries
+CREATE INDEX IF NOT EXISTS idx_populations_deleted_at ON project_flock_populations (deleted_at);
+
+-- Unique constraint: one population per chickin
+CREATE UNIQUE INDEX IF NOT EXISTS idx_populations_chickin_unique ON project_flock_populations (project_chickin_id)
+WHERE
+    deleted_at IS NULL;

internal/database/migrations/20251103054536_add_laying_transfer_sources_and_targets_tables.down.sql

@@ -0,0 +1,5 @@
+-- Rollback laying_transfer_sources dan laying_transfer_targets tables
+
+DROP TABLE IF EXISTS laying_transfer_targets CASCADE;
+
+DROP TABLE IF EXISTS laying_transfer_sources CASCADE;

internal/database/migrations/20251103054536_add_laying_transfer_sources_and_targets_tables.up.sql

@@ -0,0 +1,93 @@
+-- Create laying_transfer_sources dan laying_transfer_targets tables
+
+-- 1. Create laying_transfer_sources table (detail sumber - kandang asal growing)
+CREATE TABLE laying_transfer_sources (
+    id BIGSERIAL PRIMARY KEY,
+    laying_transfer_id BIGINT NOT NULL,
+    source_project_flock_kandang_id BIGINT NOT NULL,
+    product_warehouse_id BIGINT,
+    qty NUMERIC(15, 3) NOT NULL,
+    note TEXT,
+    created_at TIMESTAMPTZ DEFAULT NOW(),
+    updated_at TIMESTAMPTZ DEFAULT NOW(),
+    deleted_at TIMESTAMPTZ
+);
+
+-- Add foreign keys untuk laying_transfer_sources
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'laying_transfers') THEN
+        ALTER TABLE laying_transfer_sources
+            ADD CONSTRAINT fk_laying_transfer_sources_laying_transfer_id 
+            FOREIGN KEY (laying_transfer_id) REFERENCES laying_transfers(id) ON DELETE CASCADE;
+    END IF;
+
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'project_flock_kandangs') THEN
+        ALTER TABLE laying_transfer_sources
+            ADD CONSTRAINT fk_laying_transfer_sources_project_flock_kandang_id 
+            FOREIGN KEY (source_project_flock_kandang_id) REFERENCES project_flock_kandangs(id) ON DELETE RESTRICT;
+    END IF;
+
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'product_warehouses') THEN
+        ALTER TABLE laying_transfer_sources
+            ADD CONSTRAINT fk_laying_transfer_sources_product_warehouse_id 
+            FOREIGN KEY (product_warehouse_id) REFERENCES product_warehouses(id) ON DELETE SET NULL;
+    END IF;
+END $$;
+
+-- 2. Create laying_transfer_targets table (detail tujuan - kandang laying)
+CREATE TABLE laying_transfer_targets (
+    id BIGSERIAL PRIMARY KEY,
+    laying_transfer_id BIGINT NOT NULL,
+    target_project_flock_kandang_id BIGINT NOT NULL,
+    qty NUMERIC(15, 3) NOT NULL,
+    product_warehouse_id BIGINT,
+    note TEXT,
+    created_at TIMESTAMPTZ DEFAULT NOW(),
+    updated_at TIMESTAMPTZ DEFAULT NOW(),
+    deleted_at TIMESTAMPTZ
+);
+
+-- Add foreign keys untuk laying_transfer_targets
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'laying_transfers') THEN
+        ALTER TABLE laying_transfer_targets
+            ADD CONSTRAINT fk_laying_transfer_targets_laying_transfer_id 
+            FOREIGN KEY (laying_transfer_id) REFERENCES laying_transfers(id) ON DELETE CASCADE;
+    END IF;
+
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'project_flock_kandangs') THEN
+        ALTER TABLE laying_transfer_targets
+            ADD CONSTRAINT fk_laying_transfer_targets_project_flock_kandang_id 
+            FOREIGN KEY (target_project_flock_kandang_id) REFERENCES project_flock_kandangs(id) ON DELETE RESTRICT;
+    END IF;
+
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'product_warehouses') THEN
+        ALTER TABLE laying_transfer_targets
+            ADD CONSTRAINT fk_laying_transfer_targets_product_warehouse_id 
+            FOREIGN KEY (product_warehouse_id) REFERENCES product_warehouses(id) ON DELETE SET NULL;
+    END IF;
+END $$;
+
+-- 3. Create indexes untuk laying_transfer_sources
+CREATE INDEX idx_laying_transfer_sources_laying_transfer_id ON laying_transfer_sources (laying_transfer_id);
+
+CREATE INDEX idx_laying_transfer_sources_source_kandang_id ON laying_transfer_sources (
+    source_project_flock_kandang_id
+);
+
+CREATE INDEX idx_laying_transfer_sources_product_warehouse_id ON laying_transfer_sources (product_warehouse_id);
+
+CREATE INDEX idx_laying_transfer_sources_deleted_at ON laying_transfer_sources (deleted_at);
+
+-- 4. Create indexes untuk laying_transfer_targets
+CREATE INDEX idx_laying_transfer_targets_laying_transfer_id ON laying_transfer_targets (laying_transfer_id);
+
+CREATE INDEX idx_laying_transfer_targets_target_kandang_id ON laying_transfer_targets (
+    target_project_flock_kandang_id
+);
+
+CREATE INDEX idx_laying_transfer_targets_product_warehouse_id ON laying_transfer_targets (product_warehouse_id);
+
+CREATE INDEX idx_laying_transfer_targets_deleted_at ON laying_transfer_targets (deleted_at);

internal/database/migrations/20251104084540_purchase-items.down.sql

@@ -0,0 +1 @@
+DROP TABLE IF EXISTS purchase_items;

internal/database/migrations/20251104084540_purchase-items.up.sql

@@ -0,0 +1,59 @@
+CREATE TABLE IF NOT EXISTS purchase_items (
+    id BIGSERIAL PRIMARY KEY,
+    purchase_id BIGINT NOT NULL,
+    product_id BIGINT NOT NULL,
+    warehouse_id BIGINT NOT NULL,
+    product_warehouse_id BIGINT,
+    received_date TIMESTAMPTZ,
+    travel_number VARCHAR,
+    travel_number_docs VARCHAR,
+    vehicle_number VARCHAR,
+    sub_qty NUMERIC(15, 3) NOT NULL,
+    total_qty NUMERIC(15, 3) DEFAULT 0,
+    total_used NUMERIC(15, 3) DEFAULT 0,
+    price NUMERIC(15, 3) DEFAULT 0,
+    total_price NUMERIC(15, 3) DEFAULT 0,
+    created_at TIMESTAMPTZ DEFAULT NOW(),
+    updated_at TIMESTAMPTZ DEFAULT NOW(),
+    deleted_at TIMESTAMPTZ
+);
+
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'products') THEN
+        EXECUTE
+        'ALTER TABLE purchase_items
+         ADD CONSTRAINT fk_purchase_items_product
+         FOREIGN KEY (product_id)
+         REFERENCES products(id)
+         ON DELETE RESTRICT ON UPDATE CASCADE';
+    END IF;
+
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'warehouses') THEN
+        EXECUTE
+        'ALTER TABLE purchase_items
+         ADD CONSTRAINT fk_purchase_items_warehouse
+         FOREIGN KEY (warehouse_id)
+         REFERENCES warehouses(id)
+         ON DELETE RESTRICT ON UPDATE CASCADE';
+    END IF;
+
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'product_warehouses') THEN
+        EXECUTE
+        'ALTER TABLE purchase_items
+         ADD CONSTRAINT fk_purchase_items_product_warehouse
+         FOREIGN KEY (product_warehouse_id)
+         REFERENCES product_warehouses(id)
+         ON DELETE SET NULL ON UPDATE CASCADE';
+    END IF;
+END $$;
+
+CREATE UNIQUE INDEX IF NOT EXISTS idx_purchase_items_unique_allocation
+    ON purchase_items (purchase_id, product_id, warehouse_id)
+    WHERE deleted_at IS NULL;
+
+CREATE INDEX IF NOT EXISTS idx_purchase_items_product_id ON purchase_items (product_id);
+CREATE INDEX IF NOT EXISTS idx_purchase_items_warehouse_id ON purchase_items (warehouse_id);
+CREATE INDEX IF NOT EXISTS idx_purchase_items_product_warehouse_id ON purchase_items (product_warehouse_id);
+CREATE INDEX IF NOT EXISTS idx_purchase_items_purchase_id ON purchase_items (purchase_id);
+CREATE INDEX IF NOT EXISTS idx_purchase_items_deleted_at ON purchase_items (deleted_at);

internal/database/migrations/20251104084555_purchases.down.sql

@@ -0,0 +1,14 @@
+DO $$
+BEGIN
+    IF EXISTS (
+        SELECT 1
+        FROM pg_constraint
+        WHERE conname = 'fk_purchase_items_purchase'
+            AND conrelid = 'purchase_items'::regclass
+    ) THEN
+        ALTER TABLE purchase_items
+            DROP CONSTRAINT fk_purchase_items_purchase;
+    END IF;
+END $$;
+
+DROP TABLE IF EXISTS purchases;

internal/database/migrations/20251104084555_purchases.up.sql

@@ -0,0 +1,64 @@
+CREATE TABLE IF NOT EXISTS purchases (
+    id BIGSERIAL PRIMARY KEY,
+    pr_number VARCHAR NOT NULL,
+    po_number VARCHAR,
+    po_date TIMESTAMPTZ,
+    supplier_id BIGINT NOT NULL,
+    credit_term INT,
+    due_date TIMESTAMPTZ,
+    grand_total NUMERIC(15, 3) DEFAULT 0,
+    notes TEXT,
+    created_at TIMESTAMPTZ DEFAULT NOW(),
+    updated_at TIMESTAMPTZ DEFAULT NOW(),
+    deleted_at TIMESTAMPTZ,
+    created_by BIGINT NOT NULL
+);
+
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'suppliers') THEN
+        EXECUTE
+        'ALTER TABLE purchases
+         ADD CONSTRAINT fk_purchases_supplier
+         FOREIGN KEY (supplier_id)
+         REFERENCES suppliers(id)
+         ON DELETE RESTRICT ON UPDATE CASCADE';
+    END IF;
+
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'users') THEN
+        EXECUTE
+        'ALTER TABLE purchases
+         ADD CONSTRAINT fk_purchases_created_by
+         FOREIGN KEY (created_by)
+         REFERENCES users(id)
+         ON DELETE RESTRICT ON UPDATE CASCADE';
+    END IF;
+
+    IF EXISTS (
+        SELECT 1 FROM pg_tables WHERE tablename = 'purchase_items'
+    ) AND NOT EXISTS (
+        SELECT 1
+        FROM pg_constraint
+        WHERE conname = 'fk_purchase_items_purchase'
+    ) THEN
+        EXECUTE
+        'ALTER TABLE purchase_items
+         ADD CONSTRAINT fk_purchase_items_purchase
+         FOREIGN KEY (purchase_id)
+         REFERENCES purchases(id)
+         ON DELETE CASCADE ON UPDATE CASCADE';
+    END IF;
+END $$;
+
+CREATE UNIQUE INDEX IF NOT EXISTS idx_purchases_pr_number_unique
+    ON purchases (pr_number)
+    WHERE deleted_at IS NULL;
+
+CREATE UNIQUE INDEX IF NOT EXISTS idx_purchases_po_number_unique
+    ON purchases (po_number)
+    WHERE deleted_at IS NULL AND po_number IS NOT NULL;
+
+CREATE INDEX IF NOT EXISTS idx_purchases_supplier_id ON purchases (supplier_id);
+CREATE INDEX IF NOT EXISTS idx_purchases_created_by ON purchases (created_by);
+CREATE INDEX IF NOT EXISTS idx_purchases_po_date ON purchases (po_date);
+CREATE INDEX IF NOT EXISTS idx_purchases_deleted_at ON purchases (deleted_at);

internal/database/migrations/20251107013921_create_marketings.down.sql

@@ -0,0 +1,5 @@
+DROP TABLE IF EXISTS marketing_delivery_products CASCADE;
+
+DROP TABLE IF EXISTS marketing_products CASCADE;
+
+DROP TABLE IF EXISTS marketings CASCADE;

internal/database/migrations/20251107013921_create_marketings.up.sql

@@ -0,0 +1,44 @@
+CREATE TABLE marketings (
+    id BIGSERIAL PRIMARY KEY,
+    so_number VARCHAR(255) UNIQUE NOT NULL,
+    customer_id BIGINT NOT NULL,
+    so_docs VARCHAR(20),
+    so_date DATE NOT NULL,
+    sales_person_id BIGINT NOT NULL,
+    notes TEXT,
+    created_by BIGINT NOT NULL,
+    created_at TIMESTAMPTZ DEFAULT NOW(),
+    updated_at TIMESTAMPTZ DEFAULT NOW(),
+    deleted_at TIMESTAMPTZ
+);
+
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'customers') THEN
+        ALTER TABLE marketings
+            ADD CONSTRAINT fk_marketings_customer_id 
+            FOREIGN KEY (customer_id) REFERENCES customers(id) ON DELETE RESTRICT;
+    END IF;
+
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'users') THEN
+        ALTER TABLE marketings
+            ADD CONSTRAINT fk_marketings_sales_person_id 
+            FOREIGN KEY (sales_person_id) REFERENCES users(id) ON DELETE RESTRICT;
+    END IF;
+
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'users') THEN
+        ALTER TABLE marketings
+            ADD CONSTRAINT fk_marketings_created_by 
+            FOREIGN KEY (created_by) REFERENCES users(id) ON DELETE RESTRICT;
+    END IF;
+END $$;
+
+CREATE INDEX idx_marketings_customer_id ON marketings (customer_id);
+
+CREATE INDEX idx_marketings_sales_person_id ON marketings (sales_person_id);
+
+CREATE INDEX idx_marketings_created_by ON marketings (created_by);
+
+CREATE INDEX idx_marketings_so_date ON marketings (so_date);
+
+CREATE INDEX idx_marketings_deleted_at ON marketings (deleted_at);

internal/database/migrations/20251107015122_create_marketing_products.down.sql

@@ -0,0 +1 @@
+DROP TABLE IF EXISTS marketing_products CASCADE;

internal/database/migrations/20251107015122_create_marketing_products.up.sql

@@ -0,0 +1,34 @@
+CREATE TABLE marketing_products (
+    id BIGSERIAL PRIMARY KEY,
+    marketing_id BIGINT NOT NULL,
+    product_warehouse_id BIGINT NOT NULL,
+    qty NUMERIC(15, 3) NOT NULL,
+    unit_price NUMERIC(15, 3) NOT NULL,
+    avg_weight NUMERIC(15, 3) NOT NULL,
+    total_weight NUMERIC(15, 3) NOT NULL,
+    total_price NUMERIC(15, 3) NOT NULL,
+    created_at TIMESTAMPTZ DEFAULT NOW(),
+    updated_at TIMESTAMPTZ DEFAULT NOW(),
+    deleted_at TIMESTAMPTZ
+);
+
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'marketings') THEN
+        ALTER TABLE marketing_products
+            ADD CONSTRAINT fk_marketing_products_marketing_id 
+            FOREIGN KEY (marketing_id) REFERENCES marketings(id) ON DELETE CASCADE;
+    END IF;
+
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'product_warehouses') THEN
+        ALTER TABLE marketing_products
+            ADD CONSTRAINT fk_marketing_products_product_warehouse_id 
+            FOREIGN KEY (product_warehouse_id) REFERENCES product_warehouses(id) ON DELETE RESTRICT;
+    END IF;
+END $$;
+
+CREATE INDEX idx_marketing_products_marketing_id ON marketing_products (marketing_id);
+
+CREATE INDEX idx_marketing_products_product_warehouse_id ON marketing_products (product_warehouse_id);
+
+CREATE INDEX idx_marketing_products_deleted_at ON marketing_products (deleted_at);

internal/database/migrations/20251107015128_create_marketing_product_deliveries.down.sql

@@ -0,0 +1,2 @@
+
+DROP TABLE IF EXISTS marketing_delivery_products CASCADE;

internal/database/migrations/20251107015128_create_marketing_product_deliveries.up.sql

@@ -0,0 +1,29 @@
+CREATE TABLE marketing_delivery_products (
+    id BIGSERIAL PRIMARY KEY,
+    marketing_product_id BIGINT UNIQUE NOT NULL,
+    qty NUMERIC(15, 3) NOT NULL,
+    unit_price NUMERIC(15, 3) NOT NULL,
+    total_weight NUMERIC(15, 3) NOT NULL,
+    avg_weight NUMERIC(15, 3) NOT NULL,
+    total_price NUMERIC(15, 3) NOT NULL,
+    delivery_date DATE,
+    vehicle_number VARCHAR(50),
+    created_at TIMESTAMPTZ DEFAULT NOW(),
+    updated_at TIMESTAMPTZ DEFAULT NOW(),
+    deleted_at TIMESTAMPTZ
+);
+
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'marketing_products') THEN
+        ALTER TABLE marketing_delivery_products
+            ADD CONSTRAINT fk_marketing_delivery_products_marketing_product_id 
+            FOREIGN KEY (marketing_product_id) REFERENCES marketing_products(id) ON DELETE CASCADE;
+    END IF;
+END $$;
+
+CREATE INDEX idx_marketing_delivery_products_marketing_product_id ON marketing_delivery_products (marketing_product_id);
+
+CREATE INDEX idx_marketing_delivery_products_delivery_date ON marketing_delivery_products (delivery_date);
+
+CREATE INDEX idx_marketing_delivery_products_deleted_at ON marketing_delivery_products (deleted_at);

internal/database/migrations/20251114084320_update_kandang_capacity.down.sql

@@ -0,0 +1,2 @@
+ALTER TABLE kandangs
+    DROP COLUMN IF EXISTS capacity;

internal/database/migrations/20251114084320_update_kandang_capacity.up.sql

@@ -0,0 +1,2 @@
+ALTER TABLE kandangs
+    ADD COLUMN capacity NUMERIC(15,3) NOT NULL;

internal/database/migrations/20251117034511_create_expenses_table.down.sql

@@ -0,0 +1 @@
+DROP TABLE IF EXISTS expenses;

internal/database/migrations/20251117034511_create_expenses_table.up.sql

@@ -0,0 +1,44 @@
+CREATE TABLE expenses (
+    id BIGSERIAL PRIMARY KEY,
+    reference_number VARCHAR, -- format => BOP-LTI-0001 = 0001 is increment
+    supplier_id BIGINT NULL,
+    category VARCHAR(50) NOT NULL CHECK (
+        category IN ('BOP', 'NON-BOP')
+    ),
+    po_number VARCHAR(50) UNIQUE NOT NULL,
+    document_path JSON,
+    expense_date DATE NOT NULL,
+    grand_total NUMERIC(15, 3) DEFAULT 0,
+    note TEXT,
+    created_by BIGINT,
+    created_at TIMESTAMPTZ DEFAULT now(),
+    updated_at TIMESTAMPTZ DEFAULT now(),
+    deleted_at TIMESTAMPTZ
+);
+
+-- Tambahkan Foreign Key ke suppliers
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'suppliers') THEN
+        ALTER TABLE expenses
+            ADD CONSTRAINT fk_expenses_supplier_id 
+            FOREIGN KEY (supplier_id) REFERENCES suppliers(id);
+    END IF;
+END $$;
+
+-- Tambahkan Foreign Key ke users (created_by)
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'users') THEN
+        ALTER TABLE expenses
+            ADD CONSTRAINT fk_expenses_created_by
+            FOREIGN KEY (created_by) REFERENCES users(id);
+    END IF;
+END $$;
+
+-- Index
+CREATE INDEX idx_expenses_supplier_id ON expenses (supplier_id);
+
+CREATE INDEX idx_expenses_expense_date ON expenses (expense_date);
+
+CREATE INDEX idx_expenses_deleted_at ON expenses (deleted_at);

internal/database/migrations/20251117034529_create_expense_nonstocks_table.down.sql

@@ -0,0 +1 @@
+DROP TABLE IF EXISTS expense_nonstocks;

internal/database/migrations/20251117034529_create_expense_nonstocks_table.up.sql

@@ -0,0 +1,50 @@
+CREATE TABLE expense_nonstocks (
+    id BIGSERIAL PRIMARY KEY,
+    expense_id BIGINT,
+    project_flock_kandang_id BIGINT,
+    nonstock_id BIGINT,
+    qty NUMERIC(15, 3) NOT NULL,
+    unit_price NUMERIC(15, 3) NOT NULL,
+    total_price NUMERIC(15, 3) NOT NULL,
+    note TEXT NULL,
+    created_at TIMESTAMPTZ DEFAULT now(),
+    updated_at TIMESTAMPTZ DEFAULT now(),
+    deleted_at TIMESTAMPTZ
+);
+
+-- Tambahkan Foreign Key ke expenses
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'expenses') THEN
+        ALTER TABLE expense_nonstocks
+            ADD CONSTRAINT fk_expense_nonstocks_expense_id 
+            FOREIGN KEY (expense_id) REFERENCES expenses(id);
+    END IF;
+END $$;
+
+-- Tambahkan Foreign Key ke project_flock_kandangs
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'project_flock_kandangs') THEN
+        ALTER TABLE expense_nonstocks
+            ADD CONSTRAINT fk_expense_nonstocks_kandang_id 
+            FOREIGN KEY (project_flock_kandang_id) REFERENCES project_flock_kandangs(id);
+    END IF;
+END $$;
+
+-- Tambahkan Foreign Key ke nonstocks
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'nonstocks') THEN
+        ALTER TABLE expense_nonstocks
+            ADD CONSTRAINT fk_expense_nonstocks_nonstock_id 
+            FOREIGN KEY (nonstock_id) REFERENCES nonstocks(id);
+    END IF;
+END $$;
+
+-- Index
+CREATE INDEX idx_expense_nonstocks_expense_id ON expense_nonstocks (expense_id);
+
+CREATE INDEX idx_expense_nonstocks_nonstock_id ON expense_nonstocks (nonstock_id);
+
+CREATE INDEX idx_expense_nonstocks_deleted_at ON expense_nonstocks (deleted_at);

internal/database/migrations/20251117034538_create_expense_realizations_table.down.sql

@@ -0,0 +1 @@
+DROP TABLE IF EXISTS expense_realizations;

internal/database/migrations/20251117034538_create_expense_realizations_table.up.sql

@@ -0,0 +1,40 @@
+CREATE TABLE expense_realizations (
+    id BIGSERIAL PRIMARY KEY,
+    expense_nonstock_id BIGINT,
+    realization_qty NUMERIC(15, 3) NOT NULL,
+    realization_unit_price NUMERIC(15, 3) NOT NULL,
+    realization_total_price NUMERIC(15, 3) NOT NULL,
+    realization_date DATE NOT NULL,
+    note TEXT,
+    created_by BIGINT,
+    created_at TIMESTAMPTZ DEFAULT now(),
+    updated_at TIMESTAMPTZ DEFAULT now(),
+    deleted_at TIMESTAMPTZ
+);
+
+-- Tambahkan Foreign Key ke expense_nonstocks
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'expense_nonstocks') THEN
+        ALTER TABLE expense_realizations
+            ADD CONSTRAINT fk_expense_realizations_nonstock_id 
+            FOREIGN KEY (expense_nonstock_id) REFERENCES expense_nonstocks(id);
+    END IF;
+END $$;
+
+-- Tambahkan Foreign Key ke users (created_by)
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM pg_tables WHERE tablename = 'users') THEN
+        ALTER TABLE expense_realizations
+            ADD CONSTRAINT fk_expense_realizations_created_by
+            FOREIGN KEY (created_by) REFERENCES users(id);
+    END IF;
+END $$;
+
+-- Index
+CREATE INDEX idx_expense_realizations_nonstock_id ON expense_realizations (expense_nonstock_id);
+
+CREATE INDEX idx_expense_realizations_date ON expense_realizations (realization_date);
+
+CREATE INDEX idx_expense_realizations_deleted_at ON expense_realizations (deleted_at);

internal/database/seed/seeder.go

@@ -235,13 +235,14 @@ func seedKandangs(tx *gorm.DB, createdBy uint, locations map[string]uint, users
 	seeds := []struct {
 		Name     string
 		Status   utils.KandangStatus
+		Capacity float64
 		Location string
 		PicKey   string
 	}{
-		{Name: "Singaparna 1", Status: utils.KandangStatusNonActive, Location: "Singaparna", PicKey: "admin"},
-		{Name: "Singaparna 2", Status: utils.KandangStatusNonActive, Location: "Singaparna", PicKey: "admin"},
-		{Name: "Cikaum 1", Status: utils.KandangStatusNonActive, Location: "Cikaum", PicKey: "admin"},
-		{Name: "Cikaum 2", Status: utils.KandangStatusNonActive, Location: "Cikaum", PicKey: "admin"},
+		{Name: "Singaparna 1", Status: utils.KandangStatusNonActive, Capacity: 50000, Location: "Singaparna", PicKey: "admin"},
+		{Name: "Singaparna 2", Status: utils.KandangStatusNonActive, Capacity: 50000, Location: "Singaparna", PicKey: "admin"},
+		{Name: "Cikaum 1", Status: utils.KandangStatusNonActive, Capacity: 50000, Location: "Cikaum", PicKey: "admin"},
+		{Name: "Cikaum 2", Status: utils.KandangStatusNonActive, Capacity: 50000, Location: "Cikaum", PicKey: "admin"},
 	}
 
 	result := make(map[string]uint, len(seeds))
@@ -571,52 +572,54 @@ func seedProducts(tx *gorm.DB, createdBy uint, uoms map[string]uint, categories
 			Flags:     []utils.FlagType{utils.FlagDOC},
 		},
 		{
-			Name:      "Ayam Afkir",
-			Brand:     "-",
-			Sku:       "1",
+			Name:      "Ayam Pullet",
+			Brand:     "MBU Pullet",
+			Sku:       "PLT0001",
 			Uom:       "Ekor",
-			Category:  "Day Old Chick",
-			Price:     1,
-			
-			
+			Category:  "Pullet",
+			Price:     15000,
+			Suppliers: []string{"PT CHAROEN POKPHAND INDONESIA Tbk"},
+			Flags:     []utils.FlagType{utils.FlagPullet},
 		},
 		{
-			Name:      "Ayam Mati",
-			Brand:     "-",
-			Sku:       "2",
-			Uom:       "Ekor",
-			Category:  "Day Old Chick",
-			Price:     1,
-			
-			
+			Name:     "Ayam Afkir",
+			Brand:    "-",
+			Sku:      "1",
+			Uom:      "Ekor",
+			Category: "Day Old Chick",
+			Price:    1,
 		},
 		{
-			Name:      "Ayam Culling",
-			Brand:     "-",
-			Sku:       "3",
-			Uom:       "Ekor",
-			Category:  "Day Old Chick",
-			Price:     1,
-			
-		
+			Name:     "Ayam Mati",
+			Brand:    "-",
+			Sku:      "2",
+			Uom:      "Ekor",
+			Category: "Day Old Chick",
+			Price:    1,
 		},
 		{
-			Name:      "Telur Konsumsi Baik",
-			Brand:     "-",
-			Sku:       "4",
-			Uom:       "Unit",
-			Category:  "Telur",
-			Price:     1,
-		
+			Name:     "Ayam Culling",
+			Brand:    "-",
+			Sku:      "3",
+			Uom:      "Ekor",
+			Category: "Day Old Chick",
+			Price:    1,
 		},
 		{
-			Name:      "Telur Pecah",
-			Brand:     "-",
-			Sku:       "5",
-			Uom:       "Unit",
-			Category:  "Telur",
-			Price:     1,
-			
+			Name:     "Telur Konsumsi Baik",
+			Brand:    "-",
+			Sku:      "4",
+			Uom:      "Unit",
+			Category: "Telur",
+			Price:    1,
+		},
+		{
+			Name:     "Telur Pecah",
+			Brand:    "-",
+			Sku:      "5",
+			Uom:      "Unit",
+			Category: "Telur",
+			Price:    1,
 		},
 		{
 			Name:      "281 SPECIAL STARTER",

internal/entities/expense.go

@@ -0,0 +1,18 @@
+package entities
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type Expense struct {
+	Id        uint           `gorm:"primaryKey"`
+	Name      string         `gorm:"not null;uniqueIndex:idx_name,where:deleted_at IS NULL"`
+	CreatedBy uint           `gorm:"not null"`
+	CreatedAt time.Time      `gorm:"autoCreateTime"`
+	UpdatedAt time.Time      `gorm:"autoUpdateTime"`
+	DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
+
+	CreatedUser User `gorm:"foreignKey:CreatedBy;references:Id"`
+}

internal/entities/kandang.go

@@ -7,17 +7,18 @@ import (
 )
 
 type Kandang struct {
-	Id          uint           `gorm:"primaryKey"`
-	Name        string         `gorm:"not null;uniqueIndex:kandangs_name_unique,where:deleted_at IS NULL"`
-	Status      string         `gorm:"type:varchar(50);not null"`
-	LocationId  uint           `gorm:"not null"`
-	PicId       uint           `gorm:"not null"`
-	CreatedBy   uint           `gorm:"not null"`
-	CreatedAt   time.Time      `gorm:"autoCreateTime"`
-	UpdatedAt   time.Time      `gorm:"autoUpdateTime"`
-	DeletedAt   gorm.DeletedAt `gorm:"index" json:"-"`
-	CreatedUser User           `gorm:"foreignKey:CreatedBy;references:Id"`
-	Location    Location       `gorm:"foreignKey:LocationId;references:Id"`
-	Pic         User           `gorm:"foreignKey:PicId;references:Id"`
+	Id                   uint                  `gorm:"primaryKey"`
+	Name                 string                `gorm:"not null;uniqueIndex:kandangs_name_unique,where:deleted_at IS NULL"`
+	Status               string                `gorm:"type:varchar(50);not null"`
+	LocationId           uint                  `gorm:"not null"`
+	Capacity             float64               `gorm:"not null"`
+	PicId                uint                  `gorm:"not null"`
+	CreatedBy            uint                  `gorm:"not null"`
+	CreatedAt            time.Time             `gorm:"autoCreateTime"`
+	UpdatedAt            time.Time             `gorm:"autoUpdateTime"`
+	DeletedAt            gorm.DeletedAt        `gorm:"index" json:"-"`
+	CreatedUser          User                  `gorm:"foreignKey:CreatedBy;references:Id"`
+	Location             Location              `gorm:"foreignKey:LocationId;references:Id"`
+	Pic                  User                  `gorm:"foreignKey:PicId;references:Id"`
 	ProjectFlockKandangs []ProjectFlockKandang `gorm:"foreignKey:KandangId;references:Id" json:"-"`
 }

internal/entities/laying_kandang_transfer.go

@@ -0,0 +1,22 @@
+package entities
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type LayingKandangTransfer struct {
+	Id                 uint `gorm:"primaryKey"`
+	KandangId          uint
+	ProductWarehouseId uint
+	Qty                float64        `gorm:"type:numeric(15,3)"`
+	LayingTransferId   uint           `gorm:"not null"`
+	CreatedAt          time.Time      `gorm:"autoCreateTime"`
+	UpdatedAt          time.Time      `gorm:"autoUpdateTime"`
+	DeletedAt          gorm.DeletedAt `gorm:"index"`
+
+	Kandang          *Kandang          `gorm:"foreignKey:KandangId;references:Id"`
+	ProductWarehouse *ProductWarehouse `gorm:"foreignKey:ProductWarehouseId;references:Id"`
+	LayingTransfer   *LayingTransfer   `gorm:"foreignKey:LayingTransferId;references:Id"`
+}

internal/entities/laying_transfer.go

@@ -0,0 +1,29 @@
+package entities
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type LayingTransfer struct {
+	Id                 uint           `gorm:"primaryKey"`
+	TransferNumber     string         `gorm:"uniqueIndex;not null"`
+	FromProjectFlockId uint           `gorm:"not null"`
+	ToProjectFlockId   uint           `gorm:"not null"`
+	TransferDate       time.Time      `gorm:"type:date;not null"`
+	PendingUsageQty    *float64       `gorm:"type:numeric(15,3)"`
+	UsageQty           *float64       `gorm:"type:numeric(15,3)"`
+	Notes              string         `gorm:"type:text"`
+	CreatedBy          uint           `gorm:"not null"`
+	CreatedAt          time.Time      `gorm:"autoCreateTime"`
+	UpdatedAt          time.Time      `gorm:"autoUpdateTime"`
+	DeletedAt          gorm.DeletedAt `gorm:"index"`
+
+	FromProjectFlock *ProjectFlock          `gorm:"foreignKey:FromProjectFlockId;references:Id"`
+	ToProjectFlock   *ProjectFlock          `gorm:"foreignKey:ToProjectFlockId;references:Id"`
+	CreatedUser      *User                  `gorm:"foreignKey:CreatedBy;references:Id"`
+	Sources          []LayingTransferSource `gorm:"foreignKey:LayingTransferId;constraint:OnDelete:CASCADE"`
+	Targets          []LayingTransferTarget `gorm:"foreignKey:LayingTransferId;constraint:OnDelete:CASCADE"`
+	LatestApproval   *Approval              `gorm:"-" json:"-"`
+}

internal/entities/laying_transfer_source.go

@@ -0,0 +1,23 @@
+package entities
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type LayingTransferSource struct {
+	Id                          uint           `gorm:"primaryKey"`
+	LayingTransferId            uint           `gorm:"index;not null"`
+	SourceProjectFlockKandangId uint           `gorm:"not null"`
+	ProductWarehouseId          *uint          `gorm:""`
+	Qty                         float64        `gorm:"type:numeric(15,3);not null"`
+	Note                        string         `gorm:"type:text"`
+	CreatedAt                   time.Time      `gorm:"autoCreateTime"`
+	UpdatedAt                   time.Time      `gorm:"autoUpdateTime"`
+	DeletedAt                   gorm.DeletedAt `gorm:"index"`
+
+	LayingTransfer            *LayingTransfer      `gorm:"foreignKey:LayingTransferId;references:Id"`
+	SourceProjectFlockKandang *ProjectFlockKandang `gorm:"foreignKey:SourceProjectFlockKandangId;references:Id"`
+	ProductWarehouse          *ProductWarehouse    `gorm:"foreignKey:ProductWarehouseId;references:Id"`
+}

internal/entities/laying_transfer_target.go

@@ -0,0 +1,24 @@
+package entities
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type LayingTransferTarget struct {
+	Id                          uint           `gorm:"primaryKey"`
+	LayingTransferId            uint           `gorm:"index;not null"`
+	TargetProjectFlockKandangId uint           `gorm:"not null"`
+	Qty                         float64        `gorm:"type:numeric(15,3);not null"`
+	ProductWarehouseId          *uint          `gorm:""`
+	Note                        string         `gorm:"type:text"`
+	CreatedAt                   time.Time      `gorm:"autoCreateTime"`
+	UpdatedAt                   time.Time      `gorm:"autoUpdateTime"`
+	DeletedAt                   gorm.DeletedAt `gorm:"index"`
+
+	LayingTransfer            *LayingTransfer      `gorm:"foreignKey:LayingTransferId;references:Id"`
+	TargetProjectFlockKandang *ProjectFlockKandang `gorm:"foreignKey:TargetProjectFlockKandangId;references:Id"`
+	ProductWarehouse          *ProductWarehouse    `gorm:"foreignKey:ProductWarehouseId;references:Id"`
+}
+

internal/entities/marketing.go

@@ -0,0 +1,27 @@
+package entities
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type Marketing struct {
+	Id            uint           `gorm:"primaryKey;autoIncrement"`
+	SoNumber      string         `gorm:"uniqueIndex;not null"`
+	CustomerId    uint           `gorm:"not null"`
+	SoDocs        string         `gorm:"type:varchar(20)"`
+	SoDate        time.Time      `gorm:"type:date;not null"`
+	SalesPersonId uint           `gorm:"not null"`
+	Notes         string         `gorm:"type:text"`
+	CreatedBy     uint           `gorm:"not null"`
+	CreatedAt     time.Time      `gorm:"autoCreateTime"`
+	UpdatedAt     time.Time      `gorm:"autoUpdateTime"`
+	DeletedAt     gorm.DeletedAt `gorm:"index" json:"-"`
+
+	Customer       Customer           `gorm:"foreignKey:CustomerId;references:Id"`
+	SalesPerson    User               `gorm:"foreignKey:SalesPersonId;references:Id"`
+	CreatedUser    User               `gorm:"foreignKey:CreatedBy;references:Id"`
+	Products       []MarketingProduct `gorm:"foreignKey:MarketingId;references:Id"`
+	LatestApproval *Approval          `gorm:"-" json:"latest_approval,omitempty"`
+}

internal/entities/marketing_delivery_product.go

@@ -0,0 +1,24 @@
+package entities
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type MarketingDeliveryProduct struct {
+	Id                 uint           `gorm:"primaryKey;autoIncrement"`
+	MarketingProductId uint           `gorm:"uniqueIndex;not null"`
+	Qty                float64       `gorm:"type:numeric(15,3)"`
+	UnitPrice          float64       `gorm:"type:numeric(15,3)"`
+	TotalWeight        float64       `gorm:"type:numeric(15,3)"`
+	AvgWeight          float64       `gorm:"type:numeric(15,3)"`
+	TotalPrice         float64       `gorm:"type:numeric(15,3)"`
+	DeliveryDate       *time.Time     `gorm:"type:timestamptz"`
+	VehicleNumber      string        `gorm:"type:varchar(50)"`
+	CreatedAt          time.Time      `gorm:"autoCreateTime"`
+	UpdatedAt          time.Time      `gorm:"autoUpdateTime"`
+	DeletedAt          gorm.DeletedAt `gorm:"index" json:"-"`
+
+	MarketingProduct MarketingProduct `gorm:"foreignKey:MarketingProductId;references:Id"`
+}

internal/entities/marketing_product.go

@@ -0,0 +1,25 @@
+package entities
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type MarketingProduct struct {
+	Id                 uint           `gorm:"primaryKey;autoIncrement"`
+	MarketingId        uint           `gorm:"not null"`
+	ProductWarehouseId uint           `gorm:"not null"`
+	Qty                float64        `gorm:"type:numeric(15,3);not null"`
+	UnitPrice          float64        `gorm:"type:numeric(15,3);not null"`
+	AvgWeight          float64        `gorm:"type:numeric(15,3);not null"`
+	TotalWeight        float64        `gorm:"type:numeric(15,3);not null"`
+	TotalPrice         float64        `gorm:"type:numeric(15,3);not null"`
+	CreatedAt          time.Time      `gorm:"autoCreateTime"`
+	UpdatedAt          time.Time      `gorm:"autoUpdateTime"`
+	DeletedAt          gorm.DeletedAt `gorm:"index" json:"-"`
+
+	Marketing        Marketing                 `gorm:"foreignKey:MarketingId;references:Id"`
+	ProductWarehouse ProductWarehouse          `gorm:"foreignKey:ProductWarehouseId;references:Id"`
+	DeliveryProduct  *MarketingDeliveryProduct `gorm:"foreignKey:MarketingProductId;references:Id"`
+}

internal/entities/project_chickin.go

@@ -12,13 +12,16 @@ type ProjectChickin struct {
 	Id                    uint           `gorm:"primaryKey"`
 	ProjectFlockKandangId uint           `gorm:"not null;index;constraint:OnUpdate:CASCADE,OnDelete:CASCADE"`
 	ChickInDate           time.Time      `gorm:"not null"`
-	Quantity              float64        `gorm:"not null"`
-	Note                  string         `gorm:"type:text"`
+	ProductWarehouseId    uint           `gorm:"not null"`
+	UsageQty              float64        `gorm:"type:numeric(15,3);not null"`
+	PendingUsageQty       float64        `gorm:"type:numeric(15,3);default:0"`
+	Notes                 string         `gorm:"type:text"`
 	CreatedBy             uint           `gorm:"not null"`
 	CreatedAt             time.Time      `gorm:"autoCreateTime"`
 	UpdatedAt             time.Time      `gorm:"autoUpdateTime"`
 	DeletedAt             gorm.DeletedAt `gorm:"index" json:"-"`
 
-	ProjectFlockKandang ProjectFlockKandang `gorm:"foreignKey:ProjectFlockKandangId;references:Id"`
-	CreatedUser         User                `gorm:"foreignKey:CreatedBy;references:Id"`
+	ProjectFlockKandang *ProjectFlockKandang `gorm:"foreignKey:ProjectFlockKandangId;references:Id"`
+	ProductWarehouse    *ProductWarehouse    `gorm:"foreignKey:ProductWarehouseId;references:Id"`
+	CreatedUser         *User                `gorm:"foreignKey:CreatedBy;references:Id"`
 }

internal/entities/project_flock_population.go

@@ -7,17 +7,18 @@ import (
 )
 
 type ProjectFlockPopulation struct {
-	Id                    uint           `gorm:"primaryKey"`
-	ProjectFlockKandangId uint `gorm:"not null;index;constraint:OnUpdate:CASCADE,OnDelete:CASCADE"`
-	InitialQuantity       float64        `gorm:"type:numeric(15,3);not null"`
-	CurrentQuantity       float64        `gorm:"type:numeric(15,3);not null"`
-	ReservedQuantity      float64        `gorm:"type:numeric(15,3)"`
-	CreatedBy             uint           `gorm:"not null"`
-	CreatedAt             time.Time      `gorm:"autoCreateTime"`
-	UpdatedAt             time.Time      `gorm:"autoUpdateTime"`
-	DeletedAt             gorm.DeletedAt `gorm:"index"`
+	Id                 uint           `gorm:"primaryKey"`
+	ProjectChickinId   uint           `gorm:"not null"`
+	ProductWarehouseId uint           `gorm:"not null"`
+	TotalQty           float64        `gorm:"type:numeric(15,3);not null"`
+	TotalUsedQty       float64        `gorm:"type:numeric(15,3);not null"`
+	Notes              string         `gorm:"type:text"`
+	CreatedBy          uint           `gorm:"not null"`
+	CreatedAt          time.Time      `gorm:"autoCreateTime"`
+	UpdatedAt          time.Time      `gorm:"autoUpdateTime"`
+	DeletedAt          gorm.DeletedAt `gorm:"index"`
 
-	ProjectFlockKandang *ProjectFlockKandang `gorm:"foreignKey:ProjectFlockKandangId;references:Id"`
-	
-	CreatedUser         *User                `gorm:"foreignKey:CreatedBy;references:Id"`
+	ProjectChickin   *ProjectChickin   `gorm:"foreignKey:ProjectChickinId;references:Id"`
+	ProductWarehouse *ProductWarehouse `gorm:"foreignKey:ProductWarehouseId;references:Id"`
+	CreatedUser      *User             `gorm:"foreignKey:CreatedBy;references:Id"`
 }

internal/entities/projectflock.go

@@ -28,3 +28,4 @@ type ProjectFlock struct {
 
 	LatestApproval *Approval `gorm:"-" json:"-"`
 }
+

internal/entities/projectflock_kandang.go

@@ -3,13 +3,13 @@ package entities
 import "time"
 
 type ProjectFlockKandang struct {
-	Id             uint         `gorm:"primaryKey"`
-	ProjectFlockId uint         `gorm:"not null;index:idx_project_flock_kandangs_project;uniqueIndex:idx_project_flock_kandangs_unique"`
-	KandangId      uint         `gorm:"not null;index:idx_project_flock_kandangs_kandang;uniqueIndex:idx_project_flock_kandangs_unique"`
-	CreatedAt      time.Time    `gorm:"autoCreateTime"`
-	
-
-	ProjectFlock ProjectFlock `gorm:"foreignKey:ProjectFlockId;references:Id"`
-	Kandang      Kandang      `gorm:"foreignKey:KandangId;references:Id"`
+	Id             uint      `gorm:"primaryKey"`
+	ProjectFlockId uint      `gorm:"not null;index:idx_project_flock_kandangs_project;uniqueIndex:idx_project_flock_kandangs_unique"`
+	KandangId      uint      `gorm:"not null;index:idx_project_flock_kandangs_kandang;uniqueIndex:idx_project_flock_kandangs_unique"`
+	CreatedAt      time.Time `gorm:"autoCreateTime"`
 
+	ProjectFlock   ProjectFlock     `gorm:"foreignKey:ProjectFlockId;references:Id"`
+	Kandang        Kandang          `gorm:"foreignKey:KandangId;references:Id"`
+	Chickins       []ProjectChickin `gorm:"foreignKey:ProjectFlockKandangId;references:Id"`
+	LatestApproval *Approval        `gorm:"-" json:"-"`
 }

internal/entities/purchase.go

@@ -0,0 +1,26 @@
+package entities
+
+import (
+	"time"
+)
+
+type Purchase struct {
+	Id         uint64 `gorm:"primaryKey;autoIncrement"`
+	PrNumber   string `gorm:"not null"`
+	PoNumber   *string
+	PoDate     *time.Time
+	SupplierId uint64 `gorm:"not null"`
+	CreditTerm *int
+	DueDate    *time.Time
+	GrandTotal float64 `gorm:"type:numeric(15,3);default:0"`
+	Notes      *string
+	CreatedAt  time.Time  `gorm:"autoCreateTime"`
+	UpdatedAt  time.Time  `gorm:"autoUpdateTime"`
+	DeletedAt  *time.Time `gorm:"index"`
+	CreatedBy  uint64     `gorm:"not null"`
+
+	// Relations
+	Supplier    Supplier       `gorm:"foreignKey:SupplierId;references:Id"`
+	Items       []PurchaseItem `gorm:"foreignKey:PurchaseId"`
+	CreatedUser User           `gorm:"foreignKey:CreatedBy;references:Id"`
+}

internal/entities/purchase_item.go

@@ -0,0 +1,31 @@
+package entities
+
+import (
+	"time"
+)
+
+type PurchaseItem struct {
+	Id                 uint64 `gorm:"primaryKey;autoIncrement"`
+	PurchaseId         uint64 `gorm:"not null"`
+	ProductId          uint64 `gorm:"not null"`
+	WarehouseId        uint64 `gorm:"not null"`
+	ProductWarehouseId *uint64
+	ReceivedDate       *time.Time
+	TravelNumber       *string
+	TravelNumberDocs   *string
+	VehicleNumber      *string
+	SubQty             float64    `gorm:"type:numeric(15,3);not null"`
+	TotalQty           float64    `gorm:"type:numeric(15,3);default:0"`
+	TotalUsed          float64    `gorm:"type:numeric(15,3);default:0"`
+	Price              float64    `gorm:"type:numeric(15,3);default:0"`
+	TotalPrice         float64    `gorm:"type:numeric(15,3);default:0"`
+	CreatedAt          time.Time  `gorm:"autoCreateTime"`
+	UpdatedAt          time.Time  `gorm:"autoUpdateTime"`
+	DeletedAt          *time.Time `gorm:"index"`
+
+	// Relations
+	Purchase         *Purchase         `gorm:"foreignKey:PurchaseId;references:Id"`
+	Product          *Product          `gorm:"foreignKey:ProductId;references:Id"`
+	Warehouse        *Warehouse        `gorm:"foreignKey:WarehouseId;references:Id"`
+	ProductWarehouse *ProductWarehouse `gorm:"foreignKey:ProductWarehouseId;references:Id"`
+}

internal/modules/approvals/dto/approval.dto.go

@@ -11,6 +11,7 @@ import (
 )
 
 type ApprovalBaseDTO struct {
+	Id         uint                `json:"id"`
 	StepNumber uint16              `json:"step_number"`
 	StepName   string              `json:"step_name"`
 	Action     *string             `json:"action"`
@@ -27,6 +28,7 @@ type ApprovalGroupDTO struct {
 
 func ToApprovalDTO(e entity.Approval) ApprovalBaseDTO {
 	dto := ApprovalBaseDTO{
+		Id:    e.Id,
 		Notes: e.Notes,
 	}
 

internal/modules/constants/repositories/constant.repository.go

@@ -82,6 +82,10 @@ func (r *ConstantRepositoryImpl) GetConstants() map[string]interface{} {
 			"LOKASI",
 			"KANDANG",
 		},
+		"stock_log": map[string][]string{
+			"log_types":         []string{"TRANSFER", "ADJUSTMENT"},
+			"transaction_types": []string{"INCREASE", "DECREASE"},
+		},
 		"supplier_categories": []string{
 			"BOP",
 			"SAPRONAK",

internal/modules/expenses/controllers/expense.controller.go

@@ -0,0 +1,144 @@
+package controller
+
+import (
+	"math"
+	"strconv"
+
+	"gitlab.com/mbugroup/lti-api.git/internal/modules/expenses/dto"
+	service "gitlab.com/mbugroup/lti-api.git/internal/modules/expenses/services"
+	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/expenses/validations"
+	"gitlab.com/mbugroup/lti-api.git/internal/response"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+type ExpenseController struct {
+	ExpenseService service.ExpenseService
+}
+
+func NewExpenseController(expenseService service.ExpenseService) *ExpenseController {
+	return &ExpenseController{
+		ExpenseService: expenseService,
+	}
+}
+
+func (u *ExpenseController) GetAll(c *fiber.Ctx) error {
+	query := &validation.Query{
+		Page:   c.QueryInt("page", 1),
+		Limit:  c.QueryInt("limit", 10),
+		Search: c.Query("search", ""),
+	}
+
+		if query.Page < 1 || query.Limit < 1 {
+		return fiber.NewError(fiber.StatusBadRequest, "page and limit must be greater than 0")
+	}
+
+	result, totalResults, err := u.ExpenseService.GetAll(c, query)
+	if err != nil {
+		return err
+	}
+
+	return c.Status(fiber.StatusOK).
+		JSON(response.SuccessWithPaginate[dto.ExpenseListDTO]{
+			Code:    fiber.StatusOK,
+			Status:  "success",
+			Message: "Get all expenses successfully",
+			Meta: response.Meta{
+				Page:         query.Page,
+				Limit:        query.Limit,
+				TotalPages:   int64(math.Ceil(float64(totalResults) / float64(query.Limit))),
+				TotalResults: totalResults,
+			},
+			Data: dto.ToExpenseListDTOs(result),
+		})
+}
+
+func (u *ExpenseController) GetOne(c *fiber.Ctx) error {
+	param := c.Params("id")
+
+	id, err := strconv.Atoi(param)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
+	}
+
+	result, err := u.ExpenseService.GetOne(c, uint(id))
+	if err != nil {
+		return err
+	}
+
+	return c.Status(fiber.StatusOK).
+		JSON(response.Success{
+			Code:    fiber.StatusOK,
+			Status:  "success",
+			Message: "Get expense successfully",
+			Data:    dto.ToExpenseListDTO(*result),
+		})
+}
+
+func (u *ExpenseController) CreateOne(c *fiber.Ctx) error {
+	req := new(validation.Create)
+
+	if err := c.BodyParser(req); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
+	}
+
+	result, err := u.ExpenseService.CreateOne(c, req)
+	if err != nil {
+		return err
+	}
+
+	return c.Status(fiber.StatusCreated).
+		JSON(response.Success{
+			Code:    fiber.StatusCreated,
+			Status:  "success",
+			Message: "Create expense successfully",
+			Data:    dto.ToExpenseListDTO(*result),
+		})
+}
+
+func (u *ExpenseController) UpdateOne(c *fiber.Ctx) error {
+	req := new(validation.Update)
+	param := c.Params("id")
+
+	id, err := strconv.Atoi(param)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
+	}
+
+	if err := c.BodyParser(req); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
+	}
+
+	result, err := u.ExpenseService.UpdateOne(c, req, uint(id))
+	if err != nil {
+		return err
+	}
+
+	return c.Status(fiber.StatusOK).
+		JSON(response.Success{
+			Code:    fiber.StatusOK,
+			Status:  "success",
+			Message: "Update expense successfully",
+			Data:    dto.ToExpenseListDTO(*result),
+		})
+}
+
+func (u *ExpenseController) DeleteOne(c *fiber.Ctx) error {
+	param := c.Params("id")
+
+	id, err := strconv.Atoi(param)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
+	}
+
+	if err := u.ExpenseService.DeleteOne(c, uint(id)); err != nil {
+		return err
+	}
+
+	return c.Status(fiber.StatusOK).
+		JSON(response.Common{
+			Code:    fiber.StatusOK,
+			Status:  "success",
+			Message: "Delete expense successfully",
+		})
+}

internal/modules/expenses/dto/expense.dto.go

@@ -0,0 +1,66 @@
+package dto
+
+import (
+	"time"
+
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	userDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/users/dto"
+)
+
+// === DTO Structs ===
+
+type ExpenseBaseDTO struct {
+	Id   uint   `json:"id"`
+	Name string `json:"name"`
+}
+
+type ExpenseListDTO struct {
+	Id          uint                 `json:"id"`
+	Name        string               `json:"name"`
+	CreatedUser *userDTO.UserBaseDTO `json:"created_user"`
+	CreatedAt   time.Time            `json:"created_at"`
+	UpdatedAt   time.Time            `json:"updated_at"`
+}
+
+type ExpenseDetailDTO struct {
+	ExpenseListDTO
+}
+
+// === Mapper Functions ===
+
+func ToExpenseBaseDTO(e entity.Expense) ExpenseBaseDTO {
+	return ExpenseBaseDTO{
+		Id:    e.Id,
+		Name:  e.Name,
+	}
+}
+
+func ToExpenseListDTO(e entity.Expense) ExpenseListDTO {
+	var createdUser *userDTO.UserBaseDTO
+	if e.CreatedUser.Id != 0 {
+		mapped := userDTO.ToUserBaseDTO(e.CreatedUser)
+		createdUser = &mapped
+	}
+
+	return ExpenseListDTO{
+		Id:          e.Id,
+		Name:        e.Name,
+		CreatedAt:   e.CreatedAt,
+		UpdatedAt:   e.UpdatedAt,
+		CreatedUser: createdUser,
+	}
+}
+
+func ToExpenseListDTOs(e []entity.Expense) []ExpenseListDTO {
+	result := make([]ExpenseListDTO, len(e))
+	for i, r := range e {
+		result[i] = ToExpenseListDTO(r)
+	}
+	return result
+}
+
+func ToExpenseDetailDTO(e entity.Expense) ExpenseDetailDTO {
+	return ExpenseDetailDTO{
+		ExpenseListDTO: ToExpenseListDTO(e),
+	}
+}

internal/modules/expenses/module.go

@@ -0,0 +1,26 @@
+package expenses
+
+import (
+	"github.com/go-playground/validator/v10"
+	"github.com/gofiber/fiber/v2"
+	"gorm.io/gorm"
+
+	rExpense "gitlab.com/mbugroup/lti-api.git/internal/modules/expenses/repositories"
+	sExpense "gitlab.com/mbugroup/lti-api.git/internal/modules/expenses/services"
+
+	rUser "gitlab.com/mbugroup/lti-api.git/internal/modules/users/repositories"
+	sUser "gitlab.com/mbugroup/lti-api.git/internal/modules/users/services"
+)
+
+type ExpenseModule struct{}
+
+func (ExpenseModule) RegisterRoutes(router fiber.Router, db *gorm.DB, validate *validator.Validate) {
+	expenseRepo := rExpense.NewExpenseRepository(db)
+	userRepo := rUser.NewUserRepository(db)
+
+	expenseService := sExpense.NewExpenseService(expenseRepo, validate)
+	userService := sUser.NewUserService(userRepo, validate)
+
+	ExpenseRoutes(router, userService, expenseService)
+}
+

internal/modules/expenses/repositories/expense.repository.go

@@ -0,0 +1,21 @@
+package repository
+
+import (
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	"gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	"gorm.io/gorm"
+)
+
+type ExpenseRepository interface {
+	repository.BaseRepository[entity.Expense]
+}
+
+type ExpenseRepositoryImpl struct {
+	*repository.BaseRepositoryImpl[entity.Expense]
+}
+
+func NewExpenseRepository(db *gorm.DB) ExpenseRepository {
+	return &ExpenseRepositoryImpl{
+		BaseRepositoryImpl: repository.NewBaseRepository[entity.Expense](db),
+	}
+}

internal/modules/expenses/route.go

@@ -0,0 +1,28 @@
+package expenses
+
+import (
+	// m "gitlab.com/mbugroup/lti-api.git/internal/middleware"
+	controller "gitlab.com/mbugroup/lti-api.git/internal/modules/expenses/controllers"
+	expense "gitlab.com/mbugroup/lti-api.git/internal/modules/expenses/services"
+	user "gitlab.com/mbugroup/lti-api.git/internal/modules/users/services"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+func ExpenseRoutes(v1 fiber.Router, u user.UserService, s expense.ExpenseService) {
+	ctrl := controller.NewExpenseController(s)
+
+	route := v1.Group("/expenses")
+
+	// route.Get("/", m.Auth(u), ctrl.GetAll)
+	// route.Post("/", m.Auth(u), ctrl.CreateOne)
+	// route.Get("/:id", m.Auth(u), ctrl.GetOne)
+	// route.Patch("/:id", m.Auth(u), ctrl.UpdateOne)
+	// route.Delete("/:id", m.Auth(u), ctrl.DeleteOne)
+
+	route.Get("/", ctrl.GetAll)
+	route.Post("/", ctrl.CreateOne)
+	route.Get("/:id", ctrl.GetOne)
+	route.Patch("/:id", ctrl.UpdateOne)
+	route.Delete("/:id", ctrl.DeleteOne)
+}

internal/modules/expenses/services/expense.service.go

@@ -0,0 +1,129 @@
+package service
+
+import (
+	"errors"
+
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	repository "gitlab.com/mbugroup/lti-api.git/internal/modules/expenses/repositories"
+	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/expenses/validations"
+	"gitlab.com/mbugroup/lti-api.git/internal/utils"
+
+	"github.com/go-playground/validator/v10"
+	"github.com/gofiber/fiber/v2"
+	"github.com/sirupsen/logrus"
+	"gorm.io/gorm"
+)
+
+type ExpenseService interface {
+	GetAll(ctx *fiber.Ctx, params *validation.Query) ([]entity.Expense, int64, error)
+	GetOne(ctx *fiber.Ctx, id uint) (*entity.Expense, error)
+	CreateOne(ctx *fiber.Ctx, req *validation.Create) (*entity.Expense, error)
+	UpdateOne(ctx *fiber.Ctx, req *validation.Update, id uint) (*entity.Expense, error)
+	DeleteOne(ctx *fiber.Ctx, id uint) error
+}
+
+type expenseService struct {
+	Log        *logrus.Logger
+	Validate   *validator.Validate
+	Repository repository.ExpenseRepository
+}
+
+func NewExpenseService(repo repository.ExpenseRepository, validate *validator.Validate) ExpenseService {
+	return &expenseService{
+		Log:        utils.Log,
+		Validate:   validate,
+		Repository: repo,
+	}
+}
+
+func (s expenseService) withRelations(db *gorm.DB) *gorm.DB {
+	return db.Preload("CreatedUser")
+}
+
+func (s expenseService) GetAll(c *fiber.Ctx, params *validation.Query) ([]entity.Expense, int64, error) {
+	if err := s.Validate.Struct(params); err != nil {
+		return nil, 0, err
+	}
+
+	offset := (params.Page - 1) * params.Limit
+
+	expenses, total, err := s.Repository.GetAll(c.Context(), offset, params.Limit, func(db *gorm.DB) *gorm.DB {
+		db = s.withRelations(db)
+		if params.Search != "" {
+			return db.Where("name LIKE ?", "%"+params.Search+"%")
+		}
+		return db.Order("created_at DESC").Order("updated_at DESC")
+	})
+
+	if err != nil {
+		s.Log.Errorf("Failed to get expenses: %+v", err)
+		return nil, 0, err
+	}
+	return expenses, total, nil
+}
+
+func (s expenseService) GetOne(c *fiber.Ctx, id uint) (*entity.Expense, error) {
+	expense, err := s.Repository.GetByID(c.Context(), id, s.withRelations)
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, fiber.NewError(fiber.StatusNotFound, "Expense not found")
+	}
+	if err != nil {
+		s.Log.Errorf("Failed get expense by id: %+v", err)
+		return nil, err
+	}
+	return expense, nil
+}
+
+func (s *expenseService) CreateOne(c *fiber.Ctx, req *validation.Create) (*entity.Expense, error) {
+	if err := s.Validate.Struct(req); err != nil {
+		return nil, err
+	}
+
+	createBody := &entity.Expense{
+		Name:   req.Name,
+	}
+
+	if err := s.Repository.CreateOne(c.Context(), createBody, nil); err != nil {
+		s.Log.Errorf("Failed to create expense: %+v", err)
+		return nil, err
+	}
+
+	return s.GetOne(c, createBody.Id)
+}
+
+func (s expenseService) UpdateOne(c *fiber.Ctx, req *validation.Update, id uint) (*entity.Expense, error) {
+	if err := s.Validate.Struct(req); err != nil {
+		return nil, err
+	}
+
+	updateBody := make(map[string]any)
+
+	if req.Name != nil {
+		updateBody["name"] = *req.Name
+	}
+
+	if len(updateBody) == 0 {
+		return s.GetOne(c, id)
+	}
+
+	if err := s.Repository.PatchOne(c.Context(), id, updateBody, nil); err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return nil, fiber.NewError(fiber.StatusNotFound, "Expense not found")
+		}
+		s.Log.Errorf("Failed to update expense: %+v", err)
+		return nil, err
+	}
+
+	return s.GetOne(c, id)
+}
+
+func (s expenseService) DeleteOne(c *fiber.Ctx, id uint) error {
+	if err := s.Repository.DeleteOne(c.Context(), id); err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return fiber.NewError(fiber.StatusNotFound, "Expense not found")
+		}
+		s.Log.Errorf("Failed to delete expense: %+v", err)
+		return err
+	}
+	return nil
+}

internal/modules/expenses/validations/expense.validation.go

@@ -0,0 +1,15 @@
+package validation
+
+type Create struct {
+	Name   string `json:"name" validate:"required_strict,min=3"`
+}
+
+type Update struct {
+	Name   *string `json:"name,omitempty" validate:"omitempty"`
+}
+
+type Query struct {
+	Page   int    `query:"page" validate:"omitempty,number,min=1,gt=0"`
+	Limit  int    `query:"limit" validate:"omitempty,number,min=1,max=100,gt=0"`
+	Search string `query:"search" validate:"omitempty,max=50"`
+}

internal/modules/inventory/marketing-delivery-products/repositories/marketing-delivery-products.repository.go

@@ -0,0 +1,51 @@
+package repository
+
+import (
+	"context"
+
+	"gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	"gorm.io/gorm"
+)
+
+type MarketingDeliveryProductRepository interface {
+	repository.BaseRepository[entity.MarketingDeliveryProduct]
+	GetByMarketingProductID(ctx context.Context, marketingProductID uint) (*entity.MarketingDeliveryProduct, error)
+	GetByMarketingId(ctx context.Context, marketingId uint) ([]entity.MarketingDeliveryProduct, error)
+}
+
+type MarketingDeliveryProductRepositoryImpl struct {
+	*repository.BaseRepositoryImpl[entity.MarketingDeliveryProduct]
+}
+
+func NewMarketingDeliveryProductRepository(db *gorm.DB) MarketingDeliveryProductRepository {
+	return &MarketingDeliveryProductRepositoryImpl{
+		BaseRepositoryImpl: repository.NewBaseRepository[entity.MarketingDeliveryProduct](db),
+	}
+}
+
+func (r *MarketingDeliveryProductRepositoryImpl) GetByMarketingProductID(ctx context.Context, marketingProductID uint) (*entity.MarketingDeliveryProduct, error) {
+	var deliveryProduct entity.MarketingDeliveryProduct
+	if err := r.DB().WithContext(ctx).Where("marketing_product_id = ?", marketingProductID).First(&deliveryProduct).Error; err != nil {
+		return nil, err
+	}
+	return &deliveryProduct, nil
+}
+
+func (r *MarketingDeliveryProductRepositoryImpl) GetByMarketingId(ctx context.Context, marketingId uint) ([]entity.MarketingDeliveryProduct, error) {
+	var deliveryProducts []entity.MarketingDeliveryProduct
+
+	// Raw query untuk mengambil delivery products berdasarkan marketing ID dengan preload MarketingProduct
+	// Filter: hanya ambil yang sudah memiliki delivery_date (delivery date tidak null)
+	if err := r.DB().WithContext(ctx).
+		Preload("MarketingProduct").
+		Joins("INNER JOIN marketing_products mp ON marketing_delivery_products.marketing_product_id = mp.id").
+		Where("mp.marketing_id = ?", marketingId).
+		Where("marketing_delivery_products.delivery_date IS NOT NULL").
+		Order("marketing_delivery_products.id ASC").
+		Find(&deliveryProducts).Error; err != nil {
+		return nil, err
+	}
+
+	return deliveryProducts, nil
+}

internal/modules/inventory/product-warehouses/controllers/product_warehouse.controller.go

@@ -29,6 +29,7 @@ func (u *ProductWarehouseController) GetAll(c *fiber.Ctx) error {
 		ProductId:   uint(c.QueryInt("product_id", 0)),
 		WarehouseId: uint(c.QueryInt("warehouse_id", 0)),
 		Flags:       c.Query("flags", ""),
+		KandangId:   uint(c.QueryInt("kandang_id", 0)),
 	}
 
 	if query.Page < 1 || query.Limit < 1 {

internal/modules/inventory/product-warehouses/dto/product_warehouse.dto.go

@@ -4,6 +4,7 @@ import (
 	"time"
 
 	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	productDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/master/products/dto"
 )
 
 // === DTO Structs ===
@@ -15,13 +16,19 @@ type ProductWarehouseBaseDTO struct {
 	Quantity    float64 `json:"quantity"`
 }
 
+type ProductWarehousNestedDTO struct {
+	Id        uint                       `json:"id"`
+	Product   *productDTO.ProductBaseDTO `json:"product,omitempty"`
+	Warehouse *WarehouseBaseDTO          `json:"warehouse,omitempty"`
+}
+
 type ProductWarehouseListDTO struct {
 	ProductWarehouseBaseDTO
-	Product     *ProductBaseDTO   `json:"product,omitempty"`
-	Warehouse   *WarehouseBaseDTO `json:"warehouse,omitempty"`
-	CreatedUser *UserBaseDTO      `json:"created_user,omitempty"`
-	CreatedAt   time.Time         `json:"created_at"`
-	UpdatedAt   time.Time         `json:"updated_at"`
+	Product     *productDTO.ProductBaseDTO `json:"product,omitempty"`
+	Warehouse   *WarehouseBaseDTO          `json:"warehouse,omitempty"`
+	CreatedUser *UserBaseDTO               `json:"created_user,omitempty"`
+	CreatedAt   time.Time                  `json:"created_at"`
+	UpdatedAt   time.Time                  `json:"updated_at"`
 }
 
 type UserBaseDTO struct {
@@ -75,6 +82,19 @@ func ToProductWarehouseBaseDTO(e entity.ProductWarehouse) ProductWarehouseBaseDT
 	}
 }
 
+func ToProductWarehouseNestedDTO(e entity.ProductWarehouse) ProductWarehousNestedDTO {
+	product := productDTO.ToProductBaseDTO(e.Product)
+
+	return ProductWarehousNestedDTO{
+		Id:      e.Id,
+		Product: &product,
+		Warehouse: &WarehouseBaseDTO{
+			Id:   e.Warehouse.Id,
+			Name: e.Warehouse.Name,
+		},
+	}
+}
+
 func ToProductWarehouseListDTO(e entity.ProductWarehouse) ProductWarehouseListDTO {
 	dto := ProductWarehouseListDTO{
 		ProductWarehouseBaseDTO: ToProductWarehouseBaseDTO(e),
@@ -84,18 +104,7 @@ func ToProductWarehouseListDTO(e entity.ProductWarehouse) ProductWarehouseListDT
 
 	// Map Product relation jika ada
 	if e.Product.Id != 0 {
-		product := ProductBaseDTO{
-			Id:   e.Product.Id,
-			Name: e.Product.Name,
-		}
-		if e.Product.Sku != nil {
-			product.Sku = *e.Product.Sku
-		}
-		if len(e.Product.Flags) > 0 {
-			for _, f := range e.Product.Flags {
-				product.Flags = append(product.Flags, f.Name)
-			}
-		}
+		product := productDTO.ToProductBaseDTO(e.Product)
 		dto.Product = &product
 	}
 
@@ -120,7 +129,7 @@ func ToProductWarehouseListDTO(e entity.ProductWarehouse) ProductWarehouseListDT
 			}
 		}
 
-		if &e.Warehouse.Area != nil && e.Warehouse.Area.Id != 0 {
+		if e.Warehouse.Area.Id != 0 {
 			warehouse.Area = &AreaBaseDTO{
 				Id:   e.Warehouse.Area.Id,
 				Name: e.Warehouse.Area.Name,

internal/modules/inventory/product-warehouses/module.go

@@ -7,6 +7,7 @@ import (
 
 	rProductWarehouse "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/product-warehouses/repositories"
 	sProductWarehouse "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/product-warehouses/services"
+	rKandang "gitlab.com/mbugroup/lti-api.git/internal/modules/master/kandangs/repositories"
 
 	rUser "gitlab.com/mbugroup/lti-api.git/internal/modules/users/repositories"
 	sUser "gitlab.com/mbugroup/lti-api.git/internal/modules/users/services"
@@ -17,8 +18,9 @@ type ProductWarehouseModule struct{}
 func (ProductWarehouseModule) RegisterRoutes(router fiber.Router, db *gorm.DB, validate *validator.Validate) {
 	productWarehouseRepo := rProductWarehouse.NewProductWarehouseRepository(db)
 	userRepo := rUser.NewUserRepository(db)
+	kandangRepo := rKandang.NewKandangRepository(db)
 
-	productWarehouseService := sProductWarehouse.NewProductWarehouseService(productWarehouseRepo, validate)
+	productWarehouseService := sProductWarehouse.NewProductWarehouseService(productWarehouseRepo, validate, kandangRepo)
 	userService := sUser.NewUserService(userRepo, validate)
 
 	ProductWarehouseRoutes(router, userService, productWarehouseService)

internal/modules/inventory/product-warehouses/repositories/product_warehouse.repository.go

@@ -19,8 +19,12 @@ type ProductWarehouseRepository interface {
 	GetProductWarehouseByProductAndWarehouseID(ctx context.Context, productId, warehouseId uint) (*entity.ProductWarehouse, error)
 	GetByCategoryCodeAndWarehouseID(ctx context.Context, categoryCode string, warehouseId uint) ([]entity.ProductWarehouse, error)
 	GetLatestByCategoryCodeAndWarehouseID(ctx context.Context, categoryCode string, warehouseId uint, db *gorm.DB) (*entity.ProductWarehouse, error)
+	GetByFlagAndWarehouseID(ctx context.Context, flagName string, warehouseId uint) ([]entity.ProductWarehouse, error)
+	GetFirstProductByFlag(ctx context.Context, flagName string) (*entity.Product, error)
 	ApplyFlagsFilter(db *gorm.DB, flags []string) *gorm.DB
 	AdjustQuantities(ctx context.Context, deltas map[uint]float64, modifier func(*gorm.DB) *gorm.DB) error
+	GetDetailByID(ctx context.Context, id uint) (*entity.ProductWarehouse, error)
+	IdExists(ctx context.Context, id uint) (bool, error)
 }
 
 type ProductWarehouseRepositoryImpl struct {
@@ -44,6 +48,10 @@ func (r *ProductWarehouseRepositoryImpl) ExistsByID(ctx context.Context, id uint
 	return repository.Exists[entity.ProductWarehouse](ctx, r.DB(), id)
 }
 
+func (r *ProductWarehouseRepositoryImpl) IdExists(ctx context.Context, id uint) (bool, error) {
+	return repository.Exists[entity.ProductWarehouse](ctx, r.DB(), id)
+}
+
 func (r *ProductWarehouseRepositoryImpl) ProductWarehouseExists(ctx context.Context, productId, warehouseId uint, excludeID *uint) (bool, error) {
 	var count int64
 	query := r.DB().WithContext(ctx).Model(&entity.ProductWarehouse{}).
@@ -78,14 +86,14 @@ func (r *ProductWarehouseRepositoryImpl) GetProductWarehouseByProductAndWarehous
 
 func (r *ProductWarehouseRepositoryImpl) GetByCategoryCodeAndWarehouseID(ctx context.Context, categoryCode string, warehouseId uint) ([]entity.ProductWarehouse, error) {
 	var productWarehouses []entity.ProductWarehouse
-	err := r.DB().WithContext(ctx).
-		Table("product_warehouses").
-		Select("product_warehouses.*").
+	q := r.DB().WithContext(ctx).Model(&entity.ProductWarehouse{}).
 		Joins("JOIN products ON products.id = product_warehouses.product_id").
 		Joins("JOIN product_categories ON product_categories.id = products.product_category_id").
 		Where("product_categories.code = ? AND product_warehouses.warehouse_id = ?", categoryCode, warehouseId).
-		Order("product_warehouses.created_at DESC").
-		Find(&productWarehouses).Error
+		Order("product_warehouses.created_at DESC")
+
+	// preload relations so nested Product and Warehouse are populated
+	err := q.Preload("Product").Preload("Warehouse").Find(&productWarehouses).Error
 	if err != nil {
 		return nil, err
 	}
@@ -100,12 +108,12 @@ func (r *ProductWarehouseRepositoryImpl) GetLatestByCategoryCodeAndWarehouseID(c
 	}
 	fmt.Println(warehouseId)
 	err := query.WithContext(ctx).
-		Table("product_warehouses").
-		Select("product_warehouses.*").
+		Model(&entity.ProductWarehouse{}).
 		Joins("JOIN products ON products.id = product_warehouses.product_id").
 		Joins("JOIN product_categories ON product_categories.id = products.product_category_id").
 		Where("product_categories.code = ? AND product_warehouses.warehouse_id = ?", categoryCode, warehouseId).
 		Order("product_warehouses.created_at DESC").
+		Preload("Product").Preload("Warehouse").
 		First(&productWarehouse).Error
 	if err != nil {
 		return nil, err
@@ -146,3 +154,56 @@ func (r *ProductWarehouseRepositoryImpl) AdjustQuantities(ctx context.Context, d
 	}
 	return nil
 }
+
+func (r *ProductWarehouseRepositoryImpl) GetDetailByID(ctx context.Context, id uint) (*entity.ProductWarehouse, error) {
+	var productWarehouse entity.ProductWarehouse
+	err := r.DB().WithContext(ctx).
+		Preload("Product").
+		Preload("Warehouse").
+		Preload("Warehouse.Area").
+		Preload("Warehouse.Location").
+		First(&productWarehouse, id).Error
+	if err != nil {
+		return nil, err
+	}
+	return &productWarehouse, nil
+}
+
+func (r *ProductWarehouseRepositoryImpl) GetFirstProductByCategoryCode(ctx context.Context, categoryCode string) (*entity.Product, error) {
+	var product entity.Product
+	err := r.DB().WithContext(ctx).
+		Joins("JOIN product_categories ON product_categories.id = products.product_category_id").
+		Where("product_categories.code = ?", categoryCode).
+		First(&product).Error
+	if err != nil {
+		return nil, err
+	}
+	return &product, nil
+}
+
+func (r *ProductWarehouseRepositoryImpl) GetByFlagAndWarehouseID(ctx context.Context, flagName string, warehouseId uint) ([]entity.ProductWarehouse, error) {
+	var productWarehouses []entity.ProductWarehouse
+	err := r.DB().WithContext(ctx).Model(&entity.ProductWarehouse{}).
+		Joins("JOIN products ON products.id = product_warehouses.product_id").
+		Joins("JOIN flags ON flags.flagable_id = products.id AND flags.flagable_type = 'products'").
+		Where("flags.name = ? AND product_warehouses.warehouse_id = ?", flagName, warehouseId).
+		Order("product_warehouses.created_at DESC").
+		Preload("Product").Preload("Warehouse").
+		Find(&productWarehouses).Error
+	if err != nil {
+		return nil, err
+	}
+	return productWarehouses, nil
+}
+
+func (r *ProductWarehouseRepositoryImpl) GetFirstProductByFlag(ctx context.Context, flagName string) (*entity.Product, error) {
+	var product entity.Product
+	err := r.DB().WithContext(ctx).
+		Joins("JOIN flags ON flags.flagable_id = products.id AND flags.flagable_type = 'products'").
+		Where("flags.name = ?", flagName).
+		First(&product).Error
+	if err != nil {
+		return nil, err
+	}
+	return &product, nil
+}

internal/modules/inventory/product-warehouses/services/product_warehouse.service.go

@@ -6,6 +6,7 @@ import (
 	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
 	repository "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/product-warehouses/repositories"
 	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/product-warehouses/validations"
+	kandangrepo "gitlab.com/mbugroup/lti-api.git/internal/modules/master/kandangs/repositories"
 	"gitlab.com/mbugroup/lti-api.git/internal/utils"
 
 	"github.com/go-playground/validator/v10"
@@ -20,16 +21,18 @@ type ProductWarehouseService interface {
 }
 
 type productWarehouseService struct {
-	Log        *logrus.Logger
-	Validate   *validator.Validate
-	Repository repository.ProductWarehouseRepository
+	Log         *logrus.Logger
+	Validate    *validator.Validate
+	Repository  repository.ProductWarehouseRepository
+	KandangRepo kandangrepo.KandangRepository
 }
 
-func NewProductWarehouseService(repo repository.ProductWarehouseRepository, validate *validator.Validate) ProductWarehouseService {
+func NewProductWarehouseService(repo repository.ProductWarehouseRepository, validate *validator.Validate, kandangRepo kandangrepo.KandangRepository) ProductWarehouseService {
 	return &productWarehouseService{
-		Log:        utils.Log,
-		Validate:   validate,
-		Repository: repo,
+		Log:         utils.Log,
+		Validate:    validate,
+		Repository:  repo,
+		KandangRepo: kandangRepo,
 	}
 }
 
@@ -69,6 +72,16 @@ func (s productWarehouseService) GetAll(c *fiber.Ctx, params *validation.Query)
 		}
 	}
 
+	if params.KandangId > 0 {
+		isKandangExist, err := s.KandangRepo.IdExists(c.Context(), params.KandangId)
+		if err != nil {
+			return nil, 0, err
+		}
+		if !isKandangExist {
+			return nil, 0, fiber.NewError(fiber.StatusNotFound, "Kandang not found")
+		}
+	}
+
 	offset := (params.Page - 1) * params.Limit
 
 	cleanFlags := utils.ParseFlags(params.Flags)
@@ -80,6 +93,11 @@ func (s productWarehouseService) GetAll(c *fiber.Ctx, params *validation.Query)
 			db = db.Where("product_id = ?", params.ProductId)
 		}
 
+		if params.KandangId != 0 {
+			db = db.Joins("JOIN warehouses ON product_warehouses.warehouse_id = warehouses.id").
+				Where("warehouses.kandang_id = ?", params.KandangId)
+		}
+
 		if params.WarehouseId != 0 {
 			db = db.Where("warehouse_id = ?", params.WarehouseId)
 		}

internal/modules/inventory/product-warehouses/validations/product_warehouse.validation.go

@@ -18,4 +18,5 @@ type Query struct {
 	ProductId   uint   `query:"product_id" validate:"omitempty,number,min=1"`
 	WarehouseId uint   `query:"warehouse_id" validate:"omitempty,number,min=1"`
 	Flags       string `query:"flags" validate:"omitempty"`
+	KandangId   uint   `query:"kandang_id" validate:"omitempty,number,min=1"`
 }

internal/modules/marketing/delivery-orderss/controllers/delivery-orders.controller.go

@@ -0,0 +1,124 @@
+package controller
+
+import (
+	"math"
+	"strconv"
+
+	"gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/delivery-orderss/dto"
+	service "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/delivery-orderss/services"
+	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/delivery-orderss/validations"
+	"gitlab.com/mbugroup/lti-api.git/internal/response"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+type DeliveryOrdersController struct {
+	DeliveryOrdersService service.DeliveryOrdersService
+}
+
+func NewDeliveryOrdersController(deliveryOrdersService service.DeliveryOrdersService) *DeliveryOrdersController {
+	return &DeliveryOrdersController{
+		DeliveryOrdersService: deliveryOrdersService,
+	}
+}
+
+func (u *DeliveryOrdersController) GetAll(c *fiber.Ctx) error {
+	query := &validation.Query{
+		Page:        c.QueryInt("page", 1),
+		Limit:       c.QueryInt("limit", 10),
+		MarketingId: uint(c.QueryInt("marketing_id", 0)),
+	}
+
+	if query.Page < 1 || query.Limit < 1 {
+		return fiber.NewError(fiber.StatusBadRequest, "page and limit must be greater than 0")
+	}
+
+	result, totalResults, err := u.DeliveryOrdersService.GetAll(c, query)
+	if err != nil {
+		return err
+	}
+
+	return c.Status(fiber.StatusOK).
+		JSON(response.SuccessWithPaginate[dto.MarketingListDTO]{
+			Code:    fiber.StatusOK,
+			Status:  "success",
+			Message: "Get all deliveryOrderss successfully",
+			Meta: response.Meta{
+				Page:         query.Page,
+				Limit:        query.Limit,
+				TotalPages:   int64(math.Ceil(float64(totalResults) / float64(query.Limit))),
+				TotalResults: totalResults,
+			},
+			Data: result,
+		})
+}
+
+func (u *DeliveryOrdersController) GetOne(c *fiber.Ctx) error {
+	param := c.Params("id")
+
+	id, err := strconv.Atoi(param)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
+	}
+
+	result, err := u.DeliveryOrdersService.GetOne(c, uint(id))
+	if err != nil {
+		return err
+	}
+
+	return c.Status(fiber.StatusOK).
+		JSON(response.Success{
+			Code:    fiber.StatusOK,
+			Status:  "success",
+			Message: "Get deliveryOrders successfully",
+			Data:    *result,
+		})
+}
+
+func (u *DeliveryOrdersController) CreateOne(c *fiber.Ctx) error {
+	req := new(validation.Create)
+
+	if err := c.BodyParser(req); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
+	}
+
+	result, err := u.DeliveryOrdersService.CreateOne(c, req)
+	if err != nil {
+		return err
+	}
+
+	return c.Status(fiber.StatusCreated).
+		JSON(response.Success{
+			Code:    fiber.StatusCreated,
+			Status:  "success",
+			Message: "Create delivery products successfully",
+			Data:    result,
+		})
+}
+
+func (u *DeliveryOrdersController) UpdateOne(c *fiber.Ctx) error {
+	req := new(validation.Update)
+	param := c.Params("id")
+
+	id, err := strconv.Atoi(param)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
+	}
+
+	if err := c.BodyParser(req); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
+	}
+
+	result, err := u.DeliveryOrdersService.UpdateOne(c, req, uint(id))
+	if err != nil {
+		return err
+	}
+
+	return c.Status(fiber.StatusOK).
+		JSON(response.Success{
+			Code:    fiber.StatusOK,
+			Status:  "success",
+			Message: "Update deliveryOrders successfully",
+			Data:    result,
+		})
+}

internal/modules/marketing/delivery-orderss/dto/delivery-orders.dto.go

@@ -0,0 +1,336 @@
+package dto
+
+import (
+	"fmt"
+	"sort"
+	"time"
+
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	approvalDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/approvals/dto"
+	productwarehouseDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/product-warehouses/dto"
+	customerDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/master/customers/dto"
+	userDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/users/dto"
+)
+
+type MarketingBaseDTO struct {
+	Id       uint      `json:"id"`
+	SoNumber string    `json:"so_number"`
+	SoDate   time.Time `json:"so_date"`
+	Notes    string    `json:"notes,omitempty"`
+}
+
+type MarketingListDTO struct {
+	MarketingBaseDTO
+	Customer       *customerDTO.CustomerBaseDTO `json:"customer,omitempty"`
+	SalesPerson    *userDTO.UserBaseDTO         `json:"sales_person,omitempty"`
+	SoDocs         string                       `json:"so_docs,omitempty"`
+	SalesOrder     []MarketingProductDTO        `json:"sales_order,omitempty"`
+	CreatedUser    *userDTO.UserBaseDTO         `json:"created_user"`
+	CreatedAt      time.Time                    `json:"created_at"`
+	UpdatedAt      time.Time                    `json:"updated_at"`
+	LatestApproval *approvalDTO.ApprovalBaseDTO `json:"latest_approval,omitempty"`
+}
+
+type MarketingDetailDTO struct {
+	MarketingBaseDTO
+	Customer       *customerDTO.CustomerBaseDTO `json:"customer,omitempty"`
+	SalesPerson    *userDTO.UserBaseDTO         `json:"sales_person,omitempty"`
+	SoDocs         string                       `json:"so_docs,omitempty"`
+	SalesOrder     []MarketingProductDTO        `json:"sales_order,omitempty"`
+	DeliveryOrder  []DeliveryGroupDTO           `json:"delivery_order,omitempty"`
+	CreatedUser    *userDTO.UserBaseDTO         `json:"created_user"`
+	CreatedAt      time.Time                    `json:"created_at"`
+	UpdatedAt      time.Time                    `json:"updated_at"`
+	LatestApproval *approvalDTO.ApprovalBaseDTO `json:"latest_approval,omitempty"`
+}
+type MarketingDeliveryProductDTO struct {
+	Id                 uint                                          `json:"id"`
+	MarketingProductId uint                                          `json:"marketing_product_id"`
+	Qty                float64                                       `json:"qty"`
+	UnitPrice          float64                                       `json:"unit_price"`
+	TotalWeight        float64                                       `json:"total_weight"`
+	AvgWeight          float64                                       `json:"avg_weight"`
+	TotalPrice         float64                                       `json:"total_price"`
+	DeliveryDate       *time.Time                                    `json:"delivery_date"`
+	VehicleNumber      string                                        `json:"vehicle_number"`
+	ProductWarehouse   *productwarehouseDTO.ProductWarehousNestedDTO `json:"product_warehouse,omitempty"`
+}
+
+type DeliveryItemDTO struct {
+	ProductWarehouse *productwarehouseDTO.ProductWarehousNestedDTO `json:"product_warehouse"`
+	Qty              float64                                       `json:"qty"`
+	UnitPrice        float64                                       `json:"unit_price"`
+	TotalWeight      float64                                       `json:"total_weight"`
+	AvgWeight        float64                                       `json:"avg_weight"`
+	TotalPrice       float64                                       `json:"total_price"`
+	VehicleNumber    string                                        `json:"vehicle_number"`
+}
+
+type DeliveryGroupDTO struct {
+	DoNumber     string                                `json:"do_number"`
+	DeliveryDate *time.Time                            `json:"delivery_date"`
+	Warehouse    *productwarehouseDTO.WarehouseBaseDTO `json:"warehouse,omitempty"`
+	Deliveries   []DeliveryItemDTO                     `json:"deliveries"`
+}
+
+type MarketingProductDTO struct {
+	Id                 uint                                          `json:"id"`
+	MarketingId        uint                                          `json:"marketing_id"`
+	ProductWarehouseId uint                                          `json:"product_warehouse_id"`
+	Qty                float64                                       `json:"qty"`
+	UnitPrice          float64                                       `json:"unit_price"`
+	AvgWeight          float64                                       `json:"avg_weight"`
+	TotalWeight        float64                                       `json:"total_weight"`
+	TotalPrice         float64                                       `json:"total_price"`
+	ProductWarehouse   *productwarehouseDTO.ProductWarehousNestedDTO `json:"product_warehouse,omitempty"`
+	VehicleNumber      string                                        `json:"vehicle_number,omitempty"`
+}
+
+func ToMarketingBaseDTO(marketing *entity.Marketing) MarketingBaseDTO {
+	return MarketingBaseDTO{
+		Id:       marketing.Id,
+		SoNumber: marketing.SoNumber,
+		SoDate:   marketing.SoDate,
+		Notes:    marketing.Notes,
+	}
+}
+
+func ToMarketingProductDTO(e entity.MarketingProduct) MarketingProductDTO {
+	var productWarehouse *productwarehouseDTO.ProductWarehousNestedDTO
+	if e.ProductWarehouse.Id != 0 {
+		mapped := productwarehouseDTO.ToProductWarehouseNestedDTO(e.ProductWarehouse)
+		productWarehouse = &mapped
+	}
+
+	return MarketingProductDTO{
+		Id:                 e.Id,
+		MarketingId:        e.MarketingId,
+		ProductWarehouseId: e.ProductWarehouseId,
+		Qty:                e.Qty,
+		UnitPrice:          e.UnitPrice,
+		AvgWeight:          e.AvgWeight,
+		TotalWeight:        e.TotalWeight,
+		TotalPrice:         e.TotalPrice,
+		ProductWarehouse:   productWarehouse,
+		VehicleNumber:      getVehicleNumber(e),
+	}
+}
+
+func ToMarketingDeliveryProductDTO(e entity.MarketingDeliveryProduct) MarketingDeliveryProductDTO {
+	return MarketingDeliveryProductDTO{
+		Id:                 e.Id,
+		MarketingProductId: e.MarketingProductId,
+		Qty:                e.Qty,
+		UnitPrice:          e.UnitPrice,
+		TotalWeight:        e.TotalWeight,
+		AvgWeight:          e.AvgWeight,
+		TotalPrice:         e.TotalPrice,
+		DeliveryDate:       e.DeliveryDate,
+		VehicleNumber:      e.VehicleNumber,
+	}
+}
+
+func ToMarketingListDTO(marketing *entity.Marketing, deliveryProducts []entity.MarketingDeliveryProduct) MarketingListDTO {
+	var createdUser *userDTO.UserBaseDTO
+	if marketing.CreatedUser.Id != 0 {
+		mapped := userDTO.ToUserBaseDTO(marketing.CreatedUser)
+		createdUser = &mapped
+	}
+
+	var customer *customerDTO.CustomerBaseDTO
+	if marketing.Customer.Id != 0 {
+		mapped := customerDTO.ToCustomerBaseDTO(marketing.Customer)
+		customer = &mapped
+	}
+
+	var salesPerson *userDTO.UserBaseDTO
+	if marketing.SalesPerson.Id != 0 {
+		mapped := userDTO.ToUserBaseDTO(marketing.SalesPerson)
+		salesPerson = &mapped
+	}
+
+	var latestApproval *approvalDTO.ApprovalBaseDTO
+	if marketing.LatestApproval != nil {
+		mapped := approvalDTO.ToApprovalDTO(*marketing.LatestApproval)
+		latestApproval = &mapped
+	}
+
+	var salesOrderProducts []MarketingProductDTO
+	if len(marketing.Products) > 0 {
+		salesOrderProducts = make([]MarketingProductDTO, len(marketing.Products))
+		for i, product := range marketing.Products {
+			salesOrderProducts[i] = ToMarketingProductDTO(product)
+		}
+	}
+
+	return MarketingListDTO{
+		MarketingBaseDTO: ToMarketingBaseDTO(marketing),
+		Customer:         customer,
+		SalesPerson:      salesPerson,
+		SoDocs:           marketing.SoDocs,
+		SalesOrder:       salesOrderProducts,
+		CreatedUser:      createdUser,
+		CreatedAt:        marketing.CreatedAt,
+		UpdatedAt:        marketing.UpdatedAt,
+		LatestApproval:   latestApproval,
+	}
+}
+
+func ToMarketingDetailDTO(marketing *entity.Marketing, deliveryProducts []entity.MarketingDeliveryProduct) MarketingDetailDTO {
+	var createdUser *userDTO.UserBaseDTO
+	if marketing.CreatedUser.Id != 0 {
+		mapped := userDTO.ToUserBaseDTO(marketing.CreatedUser)
+		createdUser = &mapped
+	}
+
+	var customer *customerDTO.CustomerBaseDTO
+	if marketing.Customer.Id != 0 {
+		mapped := customerDTO.ToCustomerBaseDTO(marketing.Customer)
+		customer = &mapped
+	}
+
+	var salesPerson *userDTO.UserBaseDTO
+	if marketing.SalesPerson.Id != 0 {
+		mapped := userDTO.ToUserBaseDTO(marketing.SalesPerson)
+		salesPerson = &mapped
+	}
+
+	var salesOrderProducts []MarketingProductDTO
+	if len(marketing.Products) > 0 {
+		salesOrderProducts = make([]MarketingProductDTO, len(marketing.Products))
+		for i, product := range marketing.Products {
+			salesOrderProducts[i] = ToMarketingProductDTO(product)
+		}
+	}
+
+	var deliveryProductsDTOs []MarketingDeliveryProductDTO
+	if len(deliveryProducts) > 0 {
+		deliveryProductsDTOs = make([]MarketingDeliveryProductDTO, len(deliveryProducts))
+		for i, dp := range deliveryProducts {
+			deliveryProductsDTOs[i] = ToMarketingDeliveryProductDTO(dp)
+		}
+		deliveryProductsDTOs = enrichDeliveryProductDTOsWithWarehouse(deliveryProductsDTOs, marketing)
+	}
+
+	deliveryGroups := groupDeliveryProducts(deliveryProductsDTOs, marketing.SoNumber)
+
+	var latestApproval *approvalDTO.ApprovalBaseDTO
+	if marketing.LatestApproval != nil {
+		mapped := approvalDTO.ToApprovalDTO(*marketing.LatestApproval)
+		latestApproval = &mapped
+	}
+
+	return MarketingDetailDTO{
+		MarketingBaseDTO: ToMarketingBaseDTO(marketing),
+		SoDocs:           marketing.SoDocs,
+		Customer:         customer,
+		SalesPerson:      salesPerson,
+		SalesOrder:       salesOrderProducts,
+		DeliveryOrder:    deliveryGroups,
+		CreatedUser:      createdUser,
+		CreatedAt:        marketing.CreatedAt,
+		UpdatedAt:        marketing.UpdatedAt,
+		LatestApproval:   latestApproval,
+	}
+}
+
+func ToMarketingListDTOs(marketings []entity.Marketing) []MarketingListDTO {
+	result := make([]MarketingListDTO, len(marketings))
+	for i, m := range marketings {
+		result[i] = ToMarketingListDTO(&m, []entity.MarketingDeliveryProduct{})
+	}
+	return result
+}
+
+func enrichDeliveryProductDTOsWithWarehouse(deliveryProductDTOs []MarketingDeliveryProductDTO, marketing *entity.Marketing) []MarketingDeliveryProductDTO {
+	if len(deliveryProductDTOs) == 0 || marketing == nil || len(marketing.Products) == 0 {
+		return deliveryProductDTOs
+	}
+
+	productMap := make(map[uint]*entity.MarketingProduct)
+	for i := range marketing.Products {
+		productMap[marketing.Products[i].Id] = &marketing.Products[i]
+	}
+
+	for i := range deliveryProductDTOs {
+		if product, exists := productMap[deliveryProductDTOs[i].MarketingProductId]; exists {
+			if product.ProductWarehouse.Id != 0 {
+				mapped := productwarehouseDTO.ToProductWarehouseNestedDTO(product.ProductWarehouse)
+				deliveryProductDTOs[i].ProductWarehouse = &mapped
+			}
+		}
+	}
+
+	return deliveryProductDTOs
+}
+
+func groupDeliveryProducts(products []MarketingDeliveryProductDTO, soNumber string) []DeliveryGroupDTO {
+	groupMap := make(map[string]*DeliveryGroupDTO)
+
+	for _, product := range products {
+		if product.DeliveryDate == nil {
+			continue
+		}
+
+		var warehouseId uint
+		var warehouseName string
+		if product.ProductWarehouse != nil {
+			warehouseId = product.ProductWarehouse.Warehouse.Id
+			warehouseName = product.ProductWarehouse.Warehouse.Name
+		}
+
+		key := fmt.Sprintf("%d_%s", warehouseId, product.DeliveryDate.Format("2006-01-02"))
+
+		group, exists := groupMap[key]
+		if !exists {
+			group = &DeliveryGroupDTO{
+				DeliveryDate: product.DeliveryDate,
+				Warehouse: &productwarehouseDTO.WarehouseBaseDTO{
+					Id:   warehouseId,
+					Name: warehouseName,
+				},
+				Deliveries: []DeliveryItemDTO{},
+			}
+			groupMap[key] = group
+		}
+
+		deliveryItem := DeliveryItemDTO{
+			ProductWarehouse: product.ProductWarehouse,
+			Qty:              product.Qty,
+			UnitPrice:        product.UnitPrice,
+			TotalWeight:      product.TotalWeight,
+			AvgWeight:        product.AvgWeight,
+			TotalPrice:       product.TotalPrice,
+			VehicleNumber:    product.VehicleNumber,
+		}
+		group.Deliveries = append(group.Deliveries, deliveryItem)
+	}
+
+	var groups []DeliveryGroupDTO
+	for _, group := range groupMap {
+		groups = append(groups, *group)
+	}
+
+	sort.Slice(groups, func(i, j int) bool {
+		if groups[i].DeliveryDate == nil || groups[j].DeliveryDate == nil {
+			return false
+		}
+		return groups[i].DeliveryDate.Before(*groups[j].DeliveryDate)
+	})
+
+	for i := range groups {
+		if groups[i].DeliveryDate != nil {
+			dateStr := groups[i].DeliveryDate.Format("20060102")
+			groups[i].DoNumber = fmt.Sprintf("%s-%s-%d", soNumber, dateStr, groups[i].Warehouse.Id)
+		}
+	}
+
+	return groups
+}
+
+func getVehicleNumber(e entity.MarketingProduct) string {
+	if e.DeliveryProduct != nil && e.DeliveryProduct.VehicleNumber != "" {
+		return e.DeliveryProduct.VehicleNumber
+	}
+	return ""
+}

internal/modules/marketing/delivery-orderss/module.go

@@ -0,0 +1,39 @@
+package delivery_orderss
+
+import (
+	"fmt"
+
+	"github.com/go-playground/validator/v10"
+	"github.com/gofiber/fiber/v2"
+	"gorm.io/gorm"
+
+	commonRepo "gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	commonSvc "gitlab.com/mbugroup/lti-api.git/internal/common/service"
+	rMarketingDeliveryProduct "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/marketing-delivery-products/repositories"
+	sDeliveryOrders "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/delivery-orderss/services"
+	rMarketing "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/sales-orders/repositories"
+	rUser "gitlab.com/mbugroup/lti-api.git/internal/modules/users/repositories"
+	sUser "gitlab.com/mbugroup/lti-api.git/internal/modules/users/services"
+	"gitlab.com/mbugroup/lti-api.git/internal/utils"
+)
+
+type DeliveryOrdersModule struct{}
+
+func (DeliveryOrdersModule) RegisterRoutes(router fiber.Router, db *gorm.DB, validate *validator.Validate) {
+	marketingRepo := rMarketing.NewMarketingRepository(db)
+	marketingProductRepo := rMarketing.NewMarketingProductRepository(db)
+	marketingDeliveryProductRepo := rMarketingDeliveryProduct.NewMarketingDeliveryProductRepository(db)
+	userRepo := rUser.NewUserRepository(db)
+	approvalRepo := commonRepo.NewApprovalRepository(db)
+	approvalSvc := commonSvc.NewApprovalService(approvalRepo)
+
+	// Register workflow steps for MARKETINGS approval
+	if err := approvalSvc.RegisterWorkflowSteps(utils.ApprovalWorkflowMarketing, utils.MarketingApprovalSteps); err != nil {
+		panic(fmt.Sprintf("failed to register marketing approval workflow: %v", err))
+	}
+
+	deliveryOrdersService := sDeliveryOrders.NewDeliveryOrdersService(marketingRepo, marketingProductRepo, marketingDeliveryProductRepo, approvalSvc, validate)
+	userService := sUser.NewUserService(userRepo, validate)
+
+	DeliveryOrdersRoutes(router, userService, deliveryOrdersService)
+}

internal/modules/marketing/delivery-orderss/repositories/delivery-orders.repository.go

@@ -0,0 +1,21 @@
+package repository
+
+import (
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	"gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	"gorm.io/gorm"
+)
+
+type DeliveryOrdersRepository interface {
+	repository.BaseRepository[entity.DeliveryOrders]
+}
+
+type DeliveryOrdersRepositoryImpl struct {
+	*repository.BaseRepositoryImpl[entity.DeliveryOrders]
+}
+
+func NewDeliveryOrdersRepository(db *gorm.DB) DeliveryOrdersRepository {
+	return &DeliveryOrdersRepositoryImpl{
+		BaseRepositoryImpl: repository.NewBaseRepository[entity.DeliveryOrders](db),
+	}
+}

internal/modules/marketing/delivery-orderss/route.go

@@ -0,0 +1,30 @@
+package delivery_orderss
+
+import (
+	// m "gitlab.com/mbugroup/lti-api.git/internal/middleware"
+	controller "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/delivery-orderss/controllers"
+	deliveryOrders "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/delivery-orderss/services"
+	user "gitlab.com/mbugroup/lti-api.git/internal/modules/users/services"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+func DeliveryOrdersRoutes(v1 fiber.Router, u user.UserService, s deliveryOrders.DeliveryOrdersService) {
+	ctrl := controller.NewDeliveryOrdersController(s)
+
+	v1.Get("/", ctrl.GetAll)
+	v1.Get("/:id", ctrl.GetOne)
+
+	// Sisanya di group /delivery-orders
+	route := v1.Group("/delivery-orders")
+
+	// route.Get("/", m.Auth(u), ctrl.GetAll)
+	// route.Post("/", m.Auth(u), ctrl.CreateOne)
+	// route.Get("/:id", m.Auth(u), ctrl.GetOne)
+	// route.Patch("/:id", m.Auth(u), ctrl.UpdateOne)
+	// route.Delete("/:id", m.Auth(u), ctrl.DeleteOne)
+
+	route.Post("/", ctrl.CreateOne)
+	route.Patch("/:id", ctrl.UpdateOne)
+
+}

internal/modules/marketing/delivery-orderss/services/delivery-orders.service.go

@@ -0,0 +1,427 @@
+package service
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	commonRepo "gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	commonSvc "gitlab.com/mbugroup/lti-api.git/internal/common/service"
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	marketingDeliveryProductRepo "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/marketing-delivery-products/repositories"
+	productWarehouseRepo "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/product-warehouses/repositories"
+	"gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/delivery-orderss/dto"
+	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/delivery-orderss/validations"
+	marketingRepo "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/sales-orders/repositories"
+	"gitlab.com/mbugroup/lti-api.git/internal/utils"
+
+	"github.com/go-playground/validator/v10"
+	"github.com/gofiber/fiber/v2"
+	"github.com/sirupsen/logrus"
+	"gorm.io/gorm"
+)
+
+type DeliveryOrdersService interface {
+	GetAll(ctx *fiber.Ctx, params *validation.Query) ([]dto.MarketingListDTO, int64, error)
+	GetOne(ctx *fiber.Ctx, id uint) (*dto.MarketingDetailDTO, error)
+	CreateOne(ctx *fiber.Ctx, req *validation.Create) (*dto.MarketingDetailDTO, error)
+	UpdateOne(ctx *fiber.Ctx, req *validation.Update, id uint) (*dto.MarketingDetailDTO, error)
+}
+
+type deliveryOrdersService struct {
+	Log                          *logrus.Logger
+	Validate                     *validator.Validate
+	MarketingRepo                marketingRepo.MarketingRepository
+	MarketingProductRepo         marketingRepo.MarketingProductRepository
+	MarketingDeliveryProductRepo marketingDeliveryProductRepo.MarketingDeliveryProductRepository
+	ApprovalSvc                  commonSvc.ApprovalService
+}
+
+func NewDeliveryOrdersService(
+	marketingRepo marketingRepo.MarketingRepository,
+	marketingProductRepo marketingRepo.MarketingProductRepository,
+	marketingDeliveryProductRepo marketingDeliveryProductRepo.MarketingDeliveryProductRepository,
+	approvalSvc commonSvc.ApprovalService,
+	validate *validator.Validate,
+) DeliveryOrdersService {
+	return &deliveryOrdersService{
+		Log:                          utils.Log,
+		Validate:                     validate,
+		MarketingRepo:                marketingRepo,
+		MarketingProductRepo:         marketingProductRepo,
+		MarketingDeliveryProductRepo: marketingDeliveryProductRepo,
+		ApprovalSvc:                  approvalSvc,
+	}
+}
+
+func (s deliveryOrdersService) withRelations(db *gorm.DB) *gorm.DB {
+	return db.
+		Preload("CreatedUser").
+		Preload("Customer").
+		Preload("SalesPerson").
+		Preload("Products.ProductWarehouse.Product").
+		Preload("Products.ProductWarehouse.Warehouse").
+		Preload("Products.DeliveryProduct")
+}
+
+func (s deliveryOrdersService) getMarketingWithDeliveries(c *fiber.Ctx, marketingId uint) (*dto.MarketingDetailDTO, error) {
+	marketing, err := s.MarketingRepo.GetByID(c.Context(), marketingId, s.withRelations)
+	if err != nil {
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to fetch marketing")
+	}
+
+	latestApproval, err := s.ApprovalSvc.LatestByTarget(c.Context(), utils.ApprovalWorkflowMarketing, marketingId, nil)
+	if err != nil {
+	}
+	marketing.LatestApproval = latestApproval
+
+	allDeliveryProducts, err := s.MarketingDeliveryProductRepo.GetByMarketingId(c.Context(), marketingId)
+	if err != nil {
+		allDeliveryProducts = []entity.MarketingDeliveryProduct{}
+	}
+
+	responseDTO := dto.ToMarketingDetailDTO(marketing, allDeliveryProducts)
+	return &responseDTO, nil
+}
+
+func (s deliveryOrdersService) GetAll(c *fiber.Ctx, params *validation.Query) ([]dto.MarketingListDTO, int64, error) {
+	if err := s.Validate.Struct(params); err != nil {
+		return nil, 0, err
+	}
+
+	offset := (params.Page - 1) * params.Limit
+
+	marketings, total, err := s.MarketingRepo.GetAll(c.Context(), offset, params.Limit, func(db *gorm.DB) *gorm.DB {
+		db = db.
+			Preload("CreatedUser").
+			Preload("Customer").
+			Preload("SalesPerson").
+			Preload("Products.ProductWarehouse.Product").
+			Preload("Products.ProductWarehouse.Warehouse").
+			Preload("Products.DeliveryProduct")
+
+		if params.MarketingId != 0 {
+			return db.Where("id = ?", params.MarketingId)
+		}
+		return db.Order("created_at DESC").Order("updated_at DESC")
+	})
+
+	if err != nil {
+		s.Log.Errorf("Failed to get marketings: %+v", err)
+		return nil, 0, err
+	}
+	for i := range marketings {
+		latestApproval, err := s.ApprovalSvc.LatestByTarget(c.Context(), utils.ApprovalWorkflowMarketing, marketings[i].Id, func(db *gorm.DB) *gorm.DB {
+			return db.Preload("ActionUser")
+		})
+		if err != nil {
+			s.Log.Warnf("Failed to load approval for marketing %d: %+v", marketings[i].Id, err)
+		}
+		marketings[i].LatestApproval = latestApproval
+	}
+
+	result := make([]dto.MarketingListDTO, len(marketings))
+	for i, marketing := range marketings {
+		result[i] = dto.ToMarketingListDTO(&marketing, []entity.MarketingDeliveryProduct{})
+	}
+
+	return result, total, nil
+}
+
+func (s deliveryOrdersService) GetOne(c *fiber.Ctx, id uint) (*dto.MarketingDetailDTO, error) {
+
+	marketing, err := s.MarketingRepo.GetByID(c.Context(), id, s.withRelations)
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, fiber.NewError(fiber.StatusNotFound, "Marketing not found")
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	allDeliveryProducts, err := s.MarketingDeliveryProductRepo.GetByMarketingId(c.Context(), id)
+	if err != nil {
+		allDeliveryProducts = []entity.MarketingDeliveryProduct{}
+	}
+
+	if s.ApprovalSvc != nil {
+		approvals, err := s.ApprovalSvc.ListByTarget(c.Context(), utils.ApprovalWorkflowMarketing, marketing.Id, func(db *gorm.DB) *gorm.DB {
+			return db.Preload("ActionUser")
+		})
+		if err != nil {
+
+		} else if len(approvals) > 0 {
+			if marketing.LatestApproval == nil {
+				latest := approvals[len(approvals)-1]
+				marketing.LatestApproval = &latest
+			}
+		} else {
+			marketing.LatestApproval = nil
+		}
+	}
+
+	responseDTO := dto.ToMarketingDetailDTO(marketing, allDeliveryProducts)
+	return &responseDTO, nil
+}
+
+func (s *deliveryOrdersService) CreateOne(c *fiber.Ctx, req *validation.Create) (*dto.MarketingDetailDTO, error) {
+	if err := s.Validate.Struct(req); err != nil {
+		return nil, err
+	}
+
+	if err := commonSvc.EnsureRelations(c.Context(),
+		commonSvc.RelationCheck{Name: "Marketing", ID: &req.MarketingId, Exists: s.MarketingRepo.IdExists},
+	); err != nil {
+		return nil, err
+	}
+
+	approvalSvc := commonSvc.NewApprovalService(commonRepo.NewApprovalRepository(s.MarketingRepo.DB()))
+
+	latestApproval, err := approvalSvc.LatestByTarget(c.Context(), utils.ApprovalWorkflowMarketing, req.MarketingId, nil)
+	if err != nil {
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to check approval status")
+	}
+	if latestApproval == nil {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "Marketing has not been submitted for approval")
+	}
+	if latestApproval.StepNumber < uint16(utils.MarketingStepSalesOrder) {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "Marketing must be approved to Sales Order step before creating delivery order")
+	}
+	if latestApproval.StepNumber >= uint16(utils.MarketingDeliveryOrder) {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "Delivery order already exists for this marketing")
+	}
+	if latestApproval.Action == nil || *latestApproval.Action != entity.ApprovalActionApproved {
+		return nil, fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("Marketing is not approved - current status: %v", *latestApproval.Action))
+	}
+
+	err = s.MarketingRepo.DB().WithContext(c.Context()).Transaction(func(dbTransaction *gorm.DB) error {
+
+		marketingProductRepositoryTx := marketingRepo.NewMarketingProductRepository(dbTransaction)
+		marketingDeliveryProductRepositoryTx := marketingDeliveryProductRepo.NewMarketingDeliveryProductRepository(dbTransaction)
+		approvalSvcTx := commonSvc.NewApprovalService(commonRepo.NewApprovalRepository(dbTransaction))
+
+		allMarketingProducts, err := marketingProductRepositoryTx.GetByMarketingID(c.Context(), req.MarketingId)
+		if err != nil {
+			if errors.Is(err, gorm.ErrRecordNotFound) {
+				return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("No marketing products found for marketing %d", req.MarketingId))
+			}
+			return fiber.NewError(fiber.StatusInternalServerError, "Failed to fetch marketing products")
+		}
+
+		for _, requestedProduct := range req.DeliveryProducts {
+			var foundMarketingProduct *entity.MarketingProduct
+			for i := range allMarketingProducts {
+				if allMarketingProducts[i].Id == requestedProduct.MarketingProductId {
+					foundMarketingProduct = &allMarketingProducts[i]
+					break
+				}
+			}
+			if foundMarketingProduct == nil {
+				return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("Marketing product %d not found for this marketing", requestedProduct.MarketingProductId))
+			}
+
+			deliveryProduct, err := marketingDeliveryProductRepositoryTx.GetByMarketingProductID(c.Context(), foundMarketingProduct.Id)
+			if err != nil {
+				if errors.Is(err, gorm.ErrRecordNotFound) {
+					return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("Delivery product for marketing product %d not found", requestedProduct.MarketingProductId))
+				}
+				return fiber.NewError(fiber.StatusInternalServerError, "Failed to fetch delivery product")
+			}
+
+			var itemDeliveryDate *time.Time
+			if requestedProduct.DeliveryDate != "" {
+				parsedDate, err := utils.ParseDateString(requestedProduct.DeliveryDate)
+				if err != nil {
+					return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("Invalid delivery date format for product %d: %v", requestedProduct.MarketingProductId, err))
+				}
+				itemDeliveryDate = &parsedDate
+			}
+
+			deliveryProduct.Qty = requestedProduct.Qty
+			deliveryProduct.UnitPrice = requestedProduct.UnitPrice
+			deliveryProduct.AvgWeight = requestedProduct.AvgWeight
+			deliveryProduct.TotalWeight = requestedProduct.TotalWeight
+			deliveryProduct.TotalPrice = requestedProduct.TotalPrice
+			deliveryProduct.DeliveryDate = itemDeliveryDate
+			deliveryProduct.VehicleNumber = requestedProduct.VehicleNumber
+
+			if requestedProduct.Qty > 0 {
+				if err := s.validateAndReduceProductWarehouse(c.Context(), dbTransaction, foundMarketingProduct, requestedProduct.Qty); err != nil {
+					return err
+				}
+			}
+			if err := marketingDeliveryProductRepositoryTx.UpdateOne(c.Context(), deliveryProduct.Id, deliveryProduct, nil); err != nil {
+				return fiber.NewError(fiber.StatusInternalServerError, "Failed to update delivery product")
+			}
+
+		}
+
+		actorID := uint(1) // TODO: ambil dari auth context
+		approvalAction := entity.ApprovalActionApproved
+		if _, err := approvalSvcTx.CreateApproval(
+			c.Context(),
+			utils.ApprovalWorkflowMarketing,
+			req.MarketingId,
+			utils.MarketingDeliveryOrder,
+			&approvalAction,
+			actorID,
+			nil); err != nil {
+			if !errors.Is(err, gorm.ErrDuplicatedKey) {
+				return fiber.NewError(fiber.StatusInternalServerError, "Failed to create delivery order approval")
+			}
+		}
+
+		return nil
+	})
+
+	if err != nil {
+		if fiberErr, ok := err.(*fiber.Error); ok {
+			return nil, fiberErr
+		}
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to create delivery order")
+	}
+
+	return s.getMarketingWithDeliveries(c, req.MarketingId)
+}
+
+func (s deliveryOrdersService) UpdateOne(c *fiber.Ctx, req *validation.Update, id uint) (*dto.MarketingDetailDTO, error) {
+	if err := s.Validate.Struct(req); err != nil {
+		return nil, err
+	}
+
+	if err := commonSvc.EnsureRelations(c.Context(),
+		commonSvc.RelationCheck{Name: "Marketing", ID: &id, Exists: s.MarketingRepo.IdExists},
+	); err != nil {
+		return nil, err
+	}
+
+	err := s.MarketingRepo.DB().WithContext(c.Context()).Transaction(func(dbTransaction *gorm.DB) error {
+
+		marketingProductRepositoryTx := marketingRepo.NewMarketingProductRepository(dbTransaction)
+		marketingDeliveryProductRepositoryTx := marketingDeliveryProductRepo.NewMarketingDeliveryProductRepository(dbTransaction)
+
+		allMarketingProducts, err := marketingProductRepositoryTx.GetByMarketingID(c.Context(), id)
+		if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
+			return fiber.NewError(fiber.StatusInternalServerError, "Failed to fetch marketing products")
+		}
+
+		if len(req.DeliveryProducts) > 0 {
+			for _, requestedProduct := range req.DeliveryProducts {
+
+				var foundMarketingProduct *entity.MarketingProduct
+				for i := range allMarketingProducts {
+					if allMarketingProducts[i].Id == requestedProduct.MarketingProductId {
+						foundMarketingProduct = &allMarketingProducts[i]
+						break
+					}
+				}
+				if foundMarketingProduct == nil {
+					return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("Marketing product %d not found for this marketing", requestedProduct.MarketingProductId))
+				}
+
+				deliveryProduct, err := marketingDeliveryProductRepositoryTx.GetByMarketingProductID(c.Context(), foundMarketingProduct.Id)
+				if err != nil {
+					if errors.Is(err, gorm.ErrRecordNotFound) {
+						return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("Delivery product for marketing product %d not found", requestedProduct.MarketingProductId))
+					}
+					return fiber.NewError(fiber.StatusInternalServerError, "Failed to fetch delivery product")
+				}
+
+				var itemDeliveryDate *time.Time
+				if requestedProduct.DeliveryDate != "" {
+					parsedDate, err := utils.ParseDateString(requestedProduct.DeliveryDate)
+					if err != nil {
+						return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("Invalid delivery date format for product %d: %v", requestedProduct.MarketingProductId, err))
+					}
+					itemDeliveryDate = &parsedDate
+				} else if deliveryProduct.DeliveryDate != nil {
+					itemDeliveryDate = deliveryProduct.DeliveryDate
+				}
+
+				oldQty := deliveryProduct.Qty
+				deliveryProduct.Qty = requestedProduct.Qty
+				deliveryProduct.UnitPrice = requestedProduct.UnitPrice
+				deliveryProduct.AvgWeight = requestedProduct.AvgWeight
+				deliveryProduct.TotalWeight = requestedProduct.TotalWeight
+				deliveryProduct.TotalPrice = requestedProduct.TotalPrice
+				deliveryProduct.DeliveryDate = itemDeliveryDate
+				deliveryProduct.VehicleNumber = requestedProduct.VehicleNumber
+
+				qtyChange := requestedProduct.Qty - oldQty
+				if qtyChange > 0 {
+					if err := s.validateAndReduceProductWarehouse(c.Context(), dbTransaction, foundMarketingProduct, qtyChange); err != nil {
+						return err
+					}
+				} else if qtyChange < 0 {
+					if err := s.restoreProductWarehouseStock(c.Context(), dbTransaction, foundMarketingProduct, -qtyChange); err != nil {
+						return err
+					}
+				}
+
+				if err := marketingDeliveryProductRepositoryTx.UpdateOne(c.Context(), deliveryProduct.Id, deliveryProduct, nil); err != nil {
+					return fiber.NewError(fiber.StatusInternalServerError, "Failed to update delivery product")
+				}
+			}
+		}
+
+		return nil
+	})
+
+	if err != nil {
+		if fiberErr, ok := err.(*fiber.Error); ok {
+			return nil, fiberErr
+		}
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to update delivery order")
+	}
+
+	return s.getMarketingWithDeliveries(c, id)
+}
+
+func (s deliveryOrdersService) validateAndReduceProductWarehouse(ctx context.Context, tx *gorm.DB, marketingProduct *entity.MarketingProduct, qtyDeliver float64) error {
+	if marketingProduct == nil || marketingProduct.ProductWarehouseId == 0 {
+		return fiber.NewError(fiber.StatusInternalServerError, "Product warehouse not found")
+	}
+
+	pwRepo := productWarehouseRepo.NewProductWarehouseRepository(tx)
+
+	pw, err := pwRepo.GetByID(ctx, marketingProduct.ProductWarehouseId, nil)
+	if err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return fiber.NewError(fiber.StatusNotFound, "Product warehouse not found")
+		}
+		return fiber.NewError(fiber.StatusInternalServerError, "Failed to check stock")
+	}
+
+	if pw.Quantity < qtyDeliver {
+		return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("Insufficient stock for warehouse - available: %.2f, requested: %.2f", pw.Quantity, qtyDeliver))
+	}
+
+	pw.Quantity = pw.Quantity - qtyDeliver
+	if err := pwRepo.UpdateOne(ctx, pw.Id, pw, nil); err != nil {
+		return fiber.NewError(fiber.StatusInternalServerError, "Failed to update stock")
+	}
+	return nil
+}
+
+func (s deliveryOrdersService) restoreProductWarehouseStock(ctx context.Context, tx *gorm.DB, marketingProduct *entity.MarketingProduct, qtyRestore float64) error {
+	if marketingProduct == nil || marketingProduct.ProductWarehouseId == 0 {
+		return fiber.NewError(fiber.StatusInternalServerError, "Product warehouse not found")
+	}
+
+	pwRepo := productWarehouseRepo.NewProductWarehouseRepository(tx)
+	pw, err := pwRepo.GetByID(ctx, marketingProduct.ProductWarehouseId, nil)
+	if err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return fiber.NewError(fiber.StatusNotFound, "Product warehouse not found")
+		}
+
+		return fiber.NewError(fiber.StatusInternalServerError, "Failed to check stock")
+	}
+
+	pw.Quantity = pw.Quantity + qtyRestore
+	if err := pwRepo.UpdateOne(ctx, pw.Id, pw, nil); err != nil {
+		return fiber.NewError(fiber.StatusInternalServerError, "Failed to update stock")
+	}
+
+	return nil
+}

internal/modules/marketing/delivery-orderss/validations/delivery-orders.validation.go

@@ -0,0 +1,33 @@
+package validation
+
+type DeliveryProduct struct {
+	MarketingProductId uint    `json:"marketing_product_id" validate:"required,gt=0"`
+	Qty                float64 `json:"qty" validate:"omitempty,gte=0"`
+	UnitPrice          float64 `json:"unit_price" validate:"omitempty,gte=0"`
+	AvgWeight          float64 `json:"avg_weight" validate:"omitempty,gte=0"`
+	TotalWeight        float64 `json:"total_weight" validate:"omitempty,gte=0"`
+	TotalPrice         float64 `json:"total_price" validate:"omitempty,gte=0"`
+	DeliveryDate       string  `json:"delivery_date" validate:"omitempty,datetime=2006-01-02"`
+	VehicleNumber      string  `json:"vehicle_number" validate:"omitempty,max=50"`
+}
+
+type Create struct {
+	MarketingId      uint              `json:"marketing_id" validate:"required,gt=0"`
+	DeliveryProducts []DeliveryProduct `json:"delivery_products" validate:"required,min=1,dive"`
+}
+
+type Update struct {
+	DeliveryProducts []DeliveryProduct `json:"delivery_products" validate:"omitempty,min=1,dive"`
+}
+
+type Query struct {
+	Page        int  `query:"page" validate:"omitempty,number,min=1,gt=0"`
+	Limit       int  `query:"limit" validate:"omitempty,number,min=1,max=100,gt=0"`
+	MarketingId uint `query:"marketing_id" validate:"omitempty,gt=0"`
+}
+
+type Approve struct {
+	Action        string  `json:"action" validate:"required_strict"`
+	ApprovableIds []uint  `json:"approvable_ids" validate:"required_strict,min=1,dive,gt=0"`
+	Notes         *string `json:"notes,omitempty" validate:"omitempty,max=500"`
+}

internal/modules/marketing/module.go

@@ -0,0 +1,13 @@
+package marketing
+
+import (
+	"github.com/go-playground/validator/v10"
+	"github.com/gofiber/fiber/v2"
+	"gorm.io/gorm"
+)
+
+type MarketingModule struct{}
+
+func (MarketingModule) RegisterRoutes(router fiber.Router, db *gorm.DB, validate *validator.Validate) {
+	RegisterRoutes(router, db, validate)
+}

internal/modules/marketing/route.go

@@ -0,0 +1,27 @@
+package marketing
+
+import (
+	"gitlab.com/mbugroup/lti-api.git/internal/modules"
+
+	"github.com/go-playground/validator/v10"
+	"github.com/gofiber/fiber/v2"
+	"gorm.io/gorm"
+
+	salesOrderss "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/sales-orders"
+	deliveryOrderss "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/delivery-orderss"
+	// MODULE IMPORTS
+)
+
+func RegisterRoutes(router fiber.Router, db *gorm.DB, validate *validator.Validate) {
+	group := router.Group("/marketing")
+
+	allModules := []modules.Module{
+		salesOrderss.SalesOrdersModule{},
+		deliveryOrderss.DeliveryOrdersModule{},
+		// MODULE REGISTRY
+	}
+
+	for _, m := range allModules {
+		m.RegisterRoutes(group, db, validate)
+	}
+}

internal/modules/marketing/sales-orders/controllers/sales-orders.controller.go

@@ -0,0 +1,122 @@
+package controller
+
+import (
+	"strconv"
+
+	"gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/sales-orders/dto"
+	service "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/sales-orders/services"
+	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/sales-orders/validations"
+	"gitlab.com/mbugroup/lti-api.git/internal/response"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+type SalesOrdersController struct {
+	SalesOrdersService service.SalesOrdersService
+}
+
+func NewSalesOrdersController(salesOrdersService service.SalesOrdersService) *SalesOrdersController {
+	return &SalesOrdersController{
+		SalesOrdersService: salesOrdersService,
+	}
+}
+
+func (u *SalesOrdersController) CreateOne(c *fiber.Ctx) error {
+	req := new(validation.Create)
+
+	if err := c.BodyParser(req); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
+	}
+
+	result, err := u.SalesOrdersService.CreateOne(c, req)
+	if err != nil {
+		return err
+	}
+
+	return c.Status(fiber.StatusCreated).
+		JSON(response.Success{
+			Code:    fiber.StatusCreated,
+			Status:  "success",
+			Message: "Create salesOrders successfully",
+			Data:    dto.ToSalesOrdersListDTOFromMarketing(*result),
+		})
+}
+
+func (u *SalesOrdersController) UpdateOne(c *fiber.Ctx) error {
+	req := new(validation.Update)
+	param := c.Params("id")
+
+	id, err := strconv.Atoi(param)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
+	}
+
+	if err := c.BodyParser(req); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
+	}
+
+	result, err := u.SalesOrdersService.UpdateOne(c, req, uint(id))
+	if err != nil {
+		return err
+	}
+
+	return c.Status(fiber.StatusOK).
+		JSON(response.Success{
+			Code:    fiber.StatusOK,
+			Status:  "success",
+			Message: "Update salesOrders successfully",
+			Data:    dto.ToSalesOrdersListDTOFromMarketing(*result),
+		})
+}
+
+func (u *SalesOrdersController) DeleteOne(c *fiber.Ctx) error {
+	param := c.Params("id")
+
+	id, err := strconv.Atoi(param)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
+	}
+
+	if err := u.SalesOrdersService.DeleteOne(c, uint(id)); err != nil {
+		return err
+	}
+
+	return c.Status(fiber.StatusOK).
+		JSON(response.Common{
+			Code:    fiber.StatusOK,
+			Status:  "success",
+			Message: "Delete salesOrders successfully",
+		})
+}
+
+func (u *SalesOrdersController) Approval(c *fiber.Ctx) error {
+	req := new(validation.Approve)
+
+	if err := c.BodyParser(req); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
+	}
+
+	results, err := u.SalesOrdersService.Approval(c, req)
+	if err != nil {
+		return err
+	}
+
+	var (
+		data    interface{}
+		message = "Submit sales order approval successfully"
+	)
+	if len(results) == 1 {
+		data = dto.ToSalesOrdersListDTOFromMarketing(results[0])
+	} else {
+		message = "Submit sales order approvals successfully"
+		data = dto.ToSalesOrdersListDTOsFromMarketing(results)
+	}
+
+	return c.Status(fiber.StatusOK).
+		JSON(response.Success{
+			Code:    fiber.StatusOK,
+			Status:  "success",
+			Message: message,
+			Data:    data,
+		})
+}

internal/modules/marketing/sales-orders/dto/sales-orders.dto.go

@@ -0,0 +1,90 @@
+package dto
+
+import (
+	"time"
+
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	productWarehouseDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/product-warehouses/dto"
+)
+
+// === DTO Structs ===
+
+type MarketingProductDTO struct {
+	Id               uint                                          `json:"id"`
+	Qty              float64                                       `json:"qty"`
+	UnitPrice        float64                                       `json:"unit_price"`
+	AvgWeight        float64                                       `json:"avg_weight"`
+	TotalWeight      float64                                       `json:"total_weight"`
+	TotalPrice       float64                                       `json:"total_price"`
+	ProductWarehouse *productWarehouseDTO.ProductWarehousNestedDTO `json:"product_warehouse,omitempty"`
+}
+
+type SalesOrdersListDTO struct {
+	Id         uint                  `json:"id"`
+	SoNumber   string                `json:"so_number"`
+	SoDate     time.Time             `json:"so_date"`
+	Notes      string                `json:"notes,omitempty"`
+	SalesOrder []MarketingProductDTO `json:"sales_order,omitempty"`
+}
+
+// === Mapper Functions ===
+
+func ToMarketingProductDTO(e entity.MarketingProduct) MarketingProductDTO {
+	var productWarehouse *productWarehouseDTO.ProductWarehousNestedDTO
+
+	if e.ProductWarehouse.Id != 0 {
+		mapped := productWarehouseDTO.ToProductWarehouseNestedDTO(e.ProductWarehouse)
+		productWarehouse = &mapped
+	}
+
+	return MarketingProductDTO{
+		Id:               e.Id,
+		Qty:              e.Qty,
+		UnitPrice:        e.UnitPrice,
+		AvgWeight:        e.AvgWeight,
+		TotalWeight:      e.TotalWeight,
+		TotalPrice:       e.TotalPrice,
+		ProductWarehouse: productWarehouse,
+	}
+}
+
+func ToSalesOrdersListDTO(e entity.Marketing) SalesOrdersListDTO {
+	products := make([]MarketingProductDTO, len(e.Products))
+	for i, p := range e.Products {
+		products[i] = ToMarketingProductDTO(p)
+	}
+
+	return SalesOrdersListDTO{
+		Id:         e.Id,
+		SoNumber:   e.SoNumber,
+		SoDate:     e.SoDate,
+		Notes:      e.Notes,
+		SalesOrder: products,
+	}
+}
+
+func ToSalesOrdersListDTOFromMarketing(e entity.Marketing) SalesOrdersListDTO {
+	var salesOrder []MarketingProductDTO
+	if len(e.Products) > 0 {
+		salesOrder = make([]MarketingProductDTO, len(e.Products))
+		for i, product := range e.Products {
+			salesOrder[i] = ToMarketingProductDTO(product)
+		}
+	}
+
+	return SalesOrdersListDTO{
+		Id:         e.Id,
+		SoNumber:   e.SoNumber,
+		SoDate:     e.SoDate,
+		Notes:      e.Notes,
+		SalesOrder: salesOrder,
+	}
+}
+
+func ToSalesOrdersListDTOsFromMarketing(e []entity.Marketing) []SalesOrdersListDTO {
+	result := make([]SalesOrdersListDTO, len(e))
+	for i, r := range e {
+		result[i] = ToSalesOrdersListDTOFromMarketing(r)
+	}
+	return result
+}

internal/modules/marketing/sales-orders/module.go

@@ -0,0 +1,39 @@
+package sales_orders
+
+import (
+	"fmt"
+
+	"github.com/go-playground/validator/v10"
+	"github.com/gofiber/fiber/v2"
+	"gorm.io/gorm"
+
+	commonRepo "gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	commonSvc "gitlab.com/mbugroup/lti-api.git/internal/common/service"
+	rProductWarehouse "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/product-warehouses/repositories"
+	rSalesOrders "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/sales-orders/repositories"
+	sSalesOrders "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/sales-orders/services"
+	rCustomer "gitlab.com/mbugroup/lti-api.git/internal/modules/master/customers/repositories"
+	rUser "gitlab.com/mbugroup/lti-api.git/internal/modules/users/repositories"
+	sUser "gitlab.com/mbugroup/lti-api.git/internal/modules/users/services"
+	"gitlab.com/mbugroup/lti-api.git/internal/utils"
+)
+
+type SalesOrdersModule struct{}
+
+func (SalesOrdersModule) RegisterRoutes(router fiber.Router, db *gorm.DB, validate *validator.Validate) {
+	marketingRepo := rSalesOrders.NewMarketingRepository(db)
+	userRepo := rUser.NewUserRepository(db)
+	customerRepo := rCustomer.NewCustomerRepository(db)
+	productWarehouseRepo := rProductWarehouse.NewProductWarehouseRepository(db)
+
+	approvalSvc := commonSvc.NewApprovalService(commonRepo.NewApprovalRepository(db))
+
+	if err := approvalSvc.RegisterWorkflowSteps(utils.ApprovalWorkflowMarketing, utils.MarketingApprovalSteps); err != nil {
+		panic(fmt.Sprintf("failed to register marketing approval workflow: %v", err))
+	}
+
+	salesOrdersService := sSalesOrders.NewSalesOrdersService(marketingRepo, customerRepo, productWarehouseRepo, userRepo, approvalSvc, validate)
+	userService := sUser.NewUserService(userRepo, validate)
+
+	SalesOrdersRoutes(router, userService, salesOrdersService)
+}

internal/modules/marketing/sales-orders/repositories/marketing-delivery-products.repository.go

@@ -0,0 +1,21 @@
+package repository
+
+import (
+	"gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	"gorm.io/gorm"
+)
+
+type MarketingDeliveryProductRepository interface {
+	repository.BaseRepository[entity.MarketingDeliveryProduct]
+}
+
+type MarketingDeliveryProductRepositoryImpl struct {
+	*repository.BaseRepositoryImpl[entity.MarketingDeliveryProduct]
+}
+
+func NewMarketingDeliveryProductRepository(db *gorm.DB) MarketingDeliveryProductRepository {
+	return &MarketingDeliveryProductRepositoryImpl{
+		BaseRepositoryImpl: repository.NewBaseRepository[entity.MarketingDeliveryProduct](db),
+	}
+}

internal/modules/marketing/sales-orders/repositories/marketing-products.repository.go

@@ -0,0 +1,40 @@
+package repository
+
+import (
+	"context"
+
+	"gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	"gorm.io/gorm"
+)
+
+type MarketingProductRepository interface {
+	repository.BaseRepository[entity.MarketingProduct]
+	GetByMarketingID(ctx context.Context, marketingID uint) ([]entity.MarketingProduct, error)
+	IdExists(ctx context.Context, id uint) (bool, error)
+}
+
+type MarketingProductRepositoryImpl struct {
+	*repository.BaseRepositoryImpl[entity.MarketingProduct]
+}
+
+func NewMarketingProductRepository(db *gorm.DB) MarketingProductRepository {
+	return &MarketingProductRepositoryImpl{
+		BaseRepositoryImpl: repository.NewBaseRepository[entity.MarketingProduct](db),
+	}
+}
+
+func (r *MarketingProductRepositoryImpl) GetByMarketingID(ctx context.Context, marketingID uint) ([]entity.MarketingProduct, error) {
+	var products []entity.MarketingProduct
+	if err := r.DB().WithContext(ctx).Where("marketing_id = ?", marketingID).Find(&products).Error; err != nil {
+		return nil, err
+	}
+	if len(products) == 0 {
+		return products, gorm.ErrRecordNotFound
+	}
+	return products, nil
+}
+
+func (r *MarketingProductRepositoryImpl) IdExists(ctx context.Context, id uint) (bool, error) {
+	return repository.Exists[entity.MarketingProduct](ctx, r.DB(), id)
+}

internal/modules/marketing/sales-orders/repositories/marketings.repository.go

@@ -0,0 +1,37 @@
+package repository
+
+import (
+	"context"
+
+	"gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	"gorm.io/gorm"
+)
+
+type MarketingRepository interface {
+	repository.BaseRepository[entity.Marketing]
+	IdExists(ctx context.Context, id uint) (bool, error)
+	GetNextSequence(ctx context.Context) (uint, error)
+}
+
+type MarketingRepositoryImpl struct {
+	*repository.BaseRepositoryImpl[entity.Marketing]
+}
+
+func NewMarketingRepository(db *gorm.DB) MarketingRepository {
+	return &MarketingRepositoryImpl{
+		BaseRepositoryImpl: repository.NewBaseRepository[entity.Marketing](db),
+	}
+}
+
+func (r *MarketingRepositoryImpl) IdExists(ctx context.Context, id uint) (bool, error) {
+	return repository.Exists[entity.Marketing](ctx, r.DB(), id)
+}
+
+func (r *MarketingRepositoryImpl) GetNextSequence(ctx context.Context) (uint, error) {
+	var maxID uint
+	if err := r.DB().WithContext(ctx).Model(&entity.Marketing{}).Select("COALESCE(MAX(id), 0)").Scan(&maxID).Error; err != nil {
+		return 0, err
+	}
+	return maxID + 1, nil
+}

internal/modules/marketing/sales-orders/route.go

@@ -0,0 +1,26 @@
+package sales_orders
+
+import (
+	// m "gitlab.com/mbugroup/lti-api.git/internal/middleware"
+	controller "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/sales-orders/controllers"
+	salesOrders "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/sales-orders/services"
+	user "gitlab.com/mbugroup/lti-api.git/internal/modules/users/services"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+func SalesOrdersRoutes(v1 fiber.Router, u user.UserService, s salesOrders.SalesOrdersService) {
+	ctrl := controller.NewSalesOrdersController(s)
+
+	v1.Delete("/:id", ctrl.DeleteOne)
+	route := v1.Group("/sales-orders")
+
+	// route.Post("/", m.Auth(u), ctrl.CreateOne)
+	// route.Patch("/:id", m.Auth(u), ctrl.UpdateOne)
+	// route.Delete("/:id", m.Auth(u), ctrl.DeleteOne)
+
+	route.Post("/", ctrl.CreateOne)
+	route.Patch("/:id", ctrl.UpdateOne)
+
+	route.Post("/approvals", ctrl.Approval)
+}

internal/modules/marketing/sales-orders/services/sales-orders.service.go

@@ -0,0 +1,551 @@
+package service
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"strings"
+
+	commonRepo "gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	commonSvc "gitlab.com/mbugroup/lti-api.git/internal/common/service"
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	rInvMarketingDeliveryProduct "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/marketing-delivery-products/repositories"
+	productWarehouseRepo "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/product-warehouses/repositories"
+	repository "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/sales-orders/repositories"
+	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/marketing/sales-orders/validations"
+	customerRepo "gitlab.com/mbugroup/lti-api.git/internal/modules/master/customers/repositories"
+	userRepo "gitlab.com/mbugroup/lti-api.git/internal/modules/users/repositories"
+	"gitlab.com/mbugroup/lti-api.git/internal/utils"
+	approvalutils "gitlab.com/mbugroup/lti-api.git/internal/utils/approvals"
+
+	"github.com/go-playground/validator/v10"
+	"github.com/gofiber/fiber/v2"
+	"github.com/sirupsen/logrus"
+	"gorm.io/gorm"
+)
+
+type SalesOrdersService interface {
+	CreateOne(ctx *fiber.Ctx, req *validation.Create) (*entity.Marketing, error)
+	UpdateOne(ctx *fiber.Ctx, req *validation.Update, id uint) (*entity.Marketing, error)
+	DeleteOne(ctx *fiber.Ctx, id uint) error
+	Approval(ctx *fiber.Ctx, req *validation.Approve) ([]entity.Marketing, error)
+}
+
+type salesOrdersService struct {
+	Log                  *logrus.Logger
+	Validate             *validator.Validate
+	MarketingRepo        repository.MarketingRepository
+	CustomerRepo         customerRepo.CustomerRepository
+	ProductWarehouseRepo productWarehouseRepo.ProductWarehouseRepository
+	UserRepo             userRepo.UserRepository
+	ApprovalSvc          commonSvc.ApprovalService
+}
+
+func NewSalesOrdersService(marketingRepo repository.MarketingRepository, customerRepo customerRepo.CustomerRepository, productWarehouseRepo productWarehouseRepo.ProductWarehouseRepository, userRepo userRepo.UserRepository, approvalSvc commonSvc.ApprovalService, validate *validator.Validate) SalesOrdersService {
+	return &salesOrdersService{
+		Log:                  utils.Log,
+		Validate:             validate,
+		MarketingRepo:        marketingRepo,
+		CustomerRepo:         customerRepo,
+		ProductWarehouseRepo: productWarehouseRepo,
+		UserRepo:             userRepo,
+		ApprovalSvc:          approvalSvc,
+	}
+}
+
+func (s salesOrdersService) withRelations(db *gorm.DB) *gorm.DB {
+	return db.
+		Preload("CreatedUser").
+		Preload("Customer").
+		Preload("SalesPerson").
+		Preload("Products.ProductWarehouse.Product").
+		Preload("Products.ProductWarehouse.Warehouse")
+}
+
+func (s salesOrdersService) getOne(c *fiber.Ctx, id uint) (*entity.Marketing, error) {
+	marketing, err := s.MarketingRepo.GetByID(c.Context(), id, s.withRelations)
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, fiber.NewError(fiber.StatusNotFound, "SalesOrders not found")
+	}
+	if err != nil {
+		s.Log.Errorf("Failed get marketing by id: %+v", err)
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to fetch sales order")
+	}
+
+	if s.ApprovalSvc != nil {
+		approvals, err := s.ApprovalSvc.ListByTarget(c.Context(), utils.ApprovalWorkflowMarketing, id, func(db *gorm.DB) *gorm.DB {
+			return db.Preload("ActionUser")
+		})
+		if err == nil && len(approvals) > 0 {
+			latest := approvals[len(approvals)-1]
+			marketing.LatestApproval = &latest
+		}
+	}
+
+	return marketing, nil
+}
+
+func (s *salesOrdersService) CreateOne(c *fiber.Ctx, req *validation.Create) (*entity.Marketing, error) {
+	if err := s.Validate.Struct(req); err != nil {
+		return nil, err
+	}
+
+	if err := commonSvc.EnsureRelations(c.Context(),
+		commonSvc.RelationCheck{Name: "Customer", ID: &req.CustomerId, Exists: s.CustomerRepo.IdExists},
+	); err != nil {
+		return nil, err
+	}
+
+	for _, item := range req.MarketingProducts {
+		if err := commonSvc.EnsureRelations(c.Context(),
+			commonSvc.RelationCheck{Name: "ProductWarehouse", ID: &item.ProductWarehouseId, Exists: s.ProductWarehouseRepo.IdExists},
+		); err != nil {
+			return nil, err
+		}
+	}
+
+	soDate, err := utils.ParseDateString(req.Date)
+	if err != nil {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "Invalid date format")
+	}
+
+	nextSeq, err := s.MarketingRepo.GetNextSequence(c.Context())
+	if err != nil {
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to generate SO number")
+	}
+	soNumber := fmt.Sprintf("SO-%05d", nextSeq)
+
+	var marketing *entity.Marketing
+	err = s.MarketingRepo.DB().WithContext(c.Context()).Transaction(func(dbTransaction *gorm.DB) error {
+
+		marketingRepoTx := repository.NewMarketingRepository(dbTransaction)
+		marketingProductRepoTx := repository.NewMarketingProductRepository(dbTransaction)
+		invDeliveryRepoTx := rInvMarketingDeliveryProduct.NewMarketingDeliveryProductRepository(dbTransaction)
+		approvalSvcTx := commonSvc.NewApprovalService(commonRepo.NewApprovalRepository(dbTransaction))
+
+		marketing = &entity.Marketing{
+			CustomerId:    req.CustomerId,
+			SoNumber:      soNumber,
+			SoDate:        soDate,
+			SalesPersonId: req.SalesPersonId,
+			Notes:         req.Notes,
+			CreatedBy:     1,
+		}
+		if err := marketingRepoTx.CreateOne(c.Context(), marketing, nil); err != nil {
+			return fiber.NewError(fiber.StatusInternalServerError, "Failed to create salesOrders")
+		}
+
+		if len(req.MarketingProducts) > 0 {
+			for _, product := range req.MarketingProducts {
+				if err := s.createMarketingProductWithDelivery(c.Context(), marketing.Id, product, marketingProductRepoTx, invDeliveryRepoTx); err != nil {
+					return fiber.NewError(fiber.StatusInternalServerError, "Failed to create marketing product")
+				}
+			}
+		}
+
+		actorID := uint(1) // TODO: ambil dari auth context
+		approvalAction := entity.ApprovalActionCreated
+		if _, err := approvalSvcTx.CreateApproval(
+			c.Context(),
+			utils.ApprovalWorkflowMarketing,
+			marketing.Id,
+			utils.MarketingStepPengajuan,
+			&approvalAction,
+			actorID,
+			nil); err != nil {
+			if !errors.Is(err, gorm.ErrDuplicatedKey) {
+				fiber.NewError(fiber.StatusInternalServerError, "Failed to create approval")
+			}
+		}
+
+		return nil
+	})
+	if err != nil {
+		if fiberErr, ok := err.(*fiber.Error); ok {
+			return nil, fiberErr
+		}
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to create salesOrders")
+	}
+
+	marketing, err = s.MarketingRepo.GetByID(c.Context(), marketing.Id, s.withRelations)
+	if err != nil {
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to fetch created sales order")
+	}
+
+	return marketing, nil
+}
+
+func (s salesOrdersService) UpdateOne(c *fiber.Ctx, req *validation.Update, id uint) (*entity.Marketing, error) {
+	if err := s.Validate.Struct(req); err != nil {
+		return nil, err
+	}
+
+	if err := commonSvc.EnsureRelations(c.Context(),
+		commonSvc.RelationCheck{Name: "Marketing", ID: &id, Exists: s.MarketingRepo.IdExists},
+		commonSvc.RelationCheck{Name: "Customer", ID: &req.CustomerId, Exists: s.CustomerRepo.IdExists},
+		commonSvc.RelationCheck{Name: "SalesPerson", ID: &req.SalesPersonId, Exists: s.UserRepo.IdExists},
+	); err != nil {
+		return nil, err
+	}
+
+	latestApproval, err := s.ApprovalSvc.LatestByTarget(c.Context(), utils.ApprovalWorkflowMarketing, id, nil)
+	if err != nil {
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to check approval status")
+	}
+	if latestApproval != nil && latestApproval.StepNumber >= 3 {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "Cannot update sales order after delivery order approval")
+	}
+
+	if len(req.MarketingProducts) > 0 {
+		for _, item := range req.MarketingProducts {
+			if err := commonSvc.EnsureRelations(c.Context(),
+				commonSvc.RelationCheck{Name: "ProductWarehouse", ID: &item.ProductWarehouseId, Exists: s.ProductWarehouseRepo.IdExists},
+			); err != nil {
+				return nil, err
+			}
+		}
+	}
+
+	err = s.MarketingRepo.DB().WithContext(c.Context()).Transaction(func(dbTransaction *gorm.DB) error {
+
+		marketingRepoTx := repository.NewMarketingRepository(dbTransaction)
+		marketingProductRepoTx := repository.NewMarketingProductRepository(dbTransaction)
+		approvalSvcTx := commonSvc.NewApprovalService(commonRepo.NewApprovalRepository(dbTransaction))
+		invDeliveryRepoTx := rInvMarketingDeliveryProduct.NewMarketingDeliveryProductRepository(dbTransaction)
+
+		updateBody := make(map[string]any)
+		if req.CustomerId != 0 {
+			updateBody["customer_id"] = req.CustomerId
+		}
+		if req.SalesPersonId != 0 {
+			updateBody["sales_person_id"] = req.SalesPersonId
+		}
+		if req.Date != "" {
+			soDate, err := utils.ParseDateString(req.Date)
+			if err != nil {
+				return fiber.NewError(fiber.StatusBadRequest, "Invalid date format")
+			}
+			updateBody["so_date"] = soDate
+		}
+		if req.Notes != "" {
+			updateBody["notes"] = req.Notes
+		}
+
+		if len(updateBody) > 0 {
+			if err := marketingRepoTx.PatchOne(c.Context(), id, updateBody, nil); err != nil {
+				return fiber.NewError(fiber.StatusInternalServerError, "Failed to update sales order")
+			}
+		}
+
+		if len(req.MarketingProducts) > 0 {
+
+			oldProducts, err := marketingProductRepoTx.GetByMarketingID(c.Context(), id)
+			if err != nil && err != gorm.ErrRecordNotFound {
+				return fiber.NewError(fiber.StatusInternalServerError, "Failed to fetch existing products")
+			}
+
+			oldByPW := make(map[uint]*entity.MarketingProduct)
+			for i := range oldProducts {
+				p := oldProducts[i]
+				oldByPW[p.ProductWarehouseId] = &p
+			}
+
+			reqByPW := make(map[uint]validation.CreateMarketingProduct)
+			for _, rp := range req.MarketingProducts {
+				reqByPW[rp.ProductWarehouseId] = rp
+			}
+
+			for _, rp := range req.MarketingProducts {
+				if old, ok := oldByPW[rp.ProductWarehouseId]; ok {
+
+					updateBody := map[string]any{
+						"product_warehouse_id": rp.ProductWarehouseId,
+						"qty":                  rp.Qty,
+						"unit_price":           rp.UnitPrice,
+						"avg_weight":           rp.AvgWeight,
+						"total_weight":         rp.TotalWeight,
+						"total_price":          rp.TotalPrice,
+					}
+					if err := marketingProductRepoTx.PatchOne(c.Context(), old.Id, updateBody, nil); err != nil {
+						return fiber.NewError(fiber.StatusInternalServerError, "Failed to update marketing product")
+					}
+
+					// Ensure delivery product exists; if not, create default
+					if _, err := invDeliveryRepoTx.GetByMarketingProductID(c.Context(), old.Id); err != nil {
+						if errors.Is(err, gorm.ErrRecordNotFound) {
+							mdp := &entity.MarketingDeliveryProduct{
+								MarketingProductId: old.Id,
+								Qty:                0,
+								UnitPrice:          0,
+								TotalWeight:        0,
+								AvgWeight:          0,
+								TotalPrice:         0,
+								DeliveryDate:       nil,
+								VehicleNumber:      rp.VehicleNumber,
+							}
+							if err := invDeliveryRepoTx.CreateOne(c.Context(), mdp, nil); err != nil {
+								return fiber.NewError(fiber.StatusInternalServerError, "Failed to create marketing delivery product")
+							}
+						} else {
+							return fiber.NewError(fiber.StatusInternalServerError, "Failed to check delivery product")
+						}
+					}
+				} else {
+					// Create new marketing product (use helper)
+					if err := s.createMarketingProductWithDelivery(c.Context(), id, rp, marketingProductRepoTx, invDeliveryRepoTx); err != nil {
+						return fiber.NewError(fiber.StatusInternalServerError, "Failed to create marketing product")
+					}
+				}
+			}
+
+			// 2) Delete missing old products (prevent deletion if deliveries exist)
+			for _, old := range oldProducts {
+				if _, ok := reqByPW[old.ProductWarehouseId]; !ok {
+					// Check delivery product for this marketing product
+					deliveryProduct, err := invDeliveryRepoTx.GetByMarketingProductID(c.Context(), old.Id)
+					if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
+						return fiber.NewError(fiber.StatusInternalServerError, "Failed to check existing delivery product")
+					}
+					if err == nil {
+						// If delivery exists (delivery_date not nil or qty > 0), prevent deletion
+						if deliveryProduct.DeliveryDate != nil || deliveryProduct.Qty > 0 {
+							return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("Cannot delete marketing product %d because it has delivery records", old.Id))
+						}
+						// safe to delete delivery product record
+						if err := invDeliveryRepoTx.DeleteOne(c.Context(), deliveryProduct.Id); err != nil {
+							return fiber.NewError(fiber.StatusInternalServerError, "Failed to delete marketing delivery product")
+						}
+					}
+					// Delete marketing product
+					if err := marketingProductRepoTx.DeleteOne(c.Context(), old.Id); err != nil {
+						return fiber.NewError(fiber.StatusInternalServerError, "Failed to delete marketing product")
+					}
+				}
+			}
+		}
+
+		if latestApproval != nil && latestApproval.StepNumber == 2 {
+			actorID := uint(1) // todo: ambil dari auth context
+			resetNote := ""
+			action := entity.ApprovalActionApproved
+			_, err := approvalSvcTx.CreateApproval(
+				c.Context(),
+				utils.ApprovalWorkflowMarketing,
+				id,
+				utils.MarketingStepPengajuan,
+				&action,
+				actorID,
+				&resetNote)
+			if err != nil {
+				return fiber.NewError(fiber.StatusInternalServerError, "Failed to reset approval status")
+			}
+		}
+
+		return nil
+	})
+
+	if err != nil {
+		if fiberErr, ok := err.(*fiber.Error); ok {
+			return nil, fiberErr
+		}
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to update sales order")
+	}
+
+	return s.getOne(c, id)
+}
+
+func (s salesOrdersService) DeleteOne(c *fiber.Ctx, id uint) error {
+	marketing, err := s.MarketingRepo.GetByID(c.Context(), id, s.withRelations)
+
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return fiber.NewError(fiber.StatusNotFound, "SalesOrders not found")
+	}
+	if err != nil {
+		return fiber.NewError(fiber.StatusInternalServerError, "Failed to fetch sales order")
+	}
+
+	err = s.MarketingRepo.DB().WithContext(c.Context()).Transaction(func(dbTransaction *gorm.DB) error {
+
+		marketingProductRepoTx := repository.NewMarketingProductRepository(dbTransaction)
+		marketingDeliveryProductRepoTx := repository.NewMarketingDeliveryProductRepository(dbTransaction)
+		marketingRepoTx := repository.NewMarketingRepository(dbTransaction)
+
+		if len(marketing.Products) > 0 {
+			for _, product := range marketing.Products {
+				if err := marketingDeliveryProductRepoTx.DeleteMany(c.Context(), func(db *gorm.DB) *gorm.DB {
+					return db.Where("marketing_product_id = ?", product.Id)
+				}); err != nil && err != gorm.ErrRecordNotFound {
+					return fiber.NewError(fiber.StatusInternalServerError, "Failed to delete sales order products")
+				}
+			}
+		}
+
+		if err := marketingProductRepoTx.DeleteMany(c.Context(), func(db *gorm.DB) *gorm.DB {
+			return db.Where("marketing_id = ?", id)
+		}); err != nil && err != gorm.ErrRecordNotFound {
+			return fiber.NewError(fiber.StatusInternalServerError, "Failed to delete sales order products")
+		}
+
+		if err := marketingRepoTx.DeleteOne(c.Context(), id); err != nil {
+			return fiber.NewError(fiber.StatusInternalServerError, "Failed to delete sales order")
+		}
+
+		return nil
+	})
+
+	if err != nil {
+		if fiberErr, ok := err.(*fiber.Error); ok {
+			return fiberErr
+		}
+		return fiber.NewError(fiber.StatusInternalServerError, "Failed to delete sales order")
+	}
+
+	return nil
+}
+
+func (s salesOrdersService) Approval(c *fiber.Ctx, req *validation.Approve) ([]entity.Marketing, error) {
+	if err := s.Validate.Struct(req); err != nil {
+		return nil, err
+	}
+
+	approvalSvc := commonSvc.NewApprovalService(commonRepo.NewApprovalRepository(s.MarketingRepo.DB()))
+
+	var action entity.ApprovalAction
+	switch strings.ToUpper(strings.TrimSpace(req.Action)) {
+	case string(entity.ApprovalActionRejected):
+		action = entity.ApprovalActionRejected
+	case string(entity.ApprovalActionApproved):
+		action = entity.ApprovalActionApproved
+	default:
+		return nil, fiber.NewError(fiber.StatusBadRequest, "action must be APPROVED or REJECTED")
+	}
+
+	approvableIDs := utils.UniqueUintSlice(req.ApprovableIds)
+	if len(approvableIDs) == 0 {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "approvable_ids must contain at least one id")
+	}
+
+	for _, id := range approvableIDs {
+		if err := commonSvc.EnsureRelations(c.Context(),
+			commonSvc.RelationCheck{Name: "Marketing", ID: &id, Exists: s.MarketingRepo.IdExists},
+		); err != nil {
+			return nil, err
+		}
+
+		latestApproval, err := approvalSvc.LatestByTarget(c.Context(), utils.ApprovalWorkflowMarketing, id, nil)
+		if err != nil {
+			return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to check approval status")
+		}
+		if latestApproval == nil {
+			return nil, fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("No approval found for Marketing %d - sales orders must be created first", id))
+		}
+
+		if action == entity.ApprovalActionApproved {
+			switch latestApproval.StepNumber {
+			case uint16(utils.MarketingStepPengajuan):
+			case uint16(utils.MarketingStepSalesOrder):
+			default:
+				return nil, fiber.NewError(fiber.StatusBadRequest,
+					fmt.Sprintf("Marketing %d cannot be approved - current step is %d", id, latestApproval.StepNumber))
+			}
+		}
+	}
+
+	err := s.MarketingRepo.DB().WithContext(c.Context()).Transaction(func(dbTransaction *gorm.DB) error {
+
+		approvalSvc := commonSvc.NewApprovalService(commonRepo.NewApprovalRepository(dbTransaction))
+
+		for _, approvableID := range approvableIDs {
+			latestApproval, err := approvalSvc.LatestByTarget(c.Context(), utils.ApprovalWorkflowMarketing, approvableID, nil)
+			if err != nil {
+				return fiber.NewError(fiber.StatusInternalServerError, "Failed to check current approval step")
+			}
+
+			if latestApproval == nil {
+				return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("No approval found for Marketing %d", approvableID))
+			}
+
+			var nextStep approvalutils.ApprovalStep
+			currentStep := latestApproval.StepNumber
+
+			if action == entity.ApprovalActionApproved {
+
+				if currentStep == uint16(utils.MarketingStepPengajuan) {
+					nextStep = utils.MarketingStepSalesOrder
+				} else if currentStep == uint16(utils.MarketingStepSalesOrder) {
+					nextStep = utils.MarketingDeliveryOrder
+				} else {
+					return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("Marketing %d already completed all approval steps", approvableID))
+				}
+			} else {
+
+				nextStep = approvalutils.ApprovalStep(currentStep)
+			}
+
+			actorID := uint(1) // todo ambil dari auth context
+			if _, err := approvalSvc.CreateApproval(
+				c.Context(),
+				utils.ApprovalWorkflowMarketing,
+				approvableID,
+				nextStep,
+				&action,
+				actorID,
+				req.Notes,
+			); err != nil {
+				s.Log.Errorf("Failed to create approval for %d: %+v", approvableID, err)
+				return fiber.NewError(fiber.StatusInternalServerError, "Failed to create approval")
+			}
+		}
+		return nil
+	})
+
+	if err != nil {
+		if fiberErr, ok := err.(*fiber.Error); ok {
+			return nil, fiberErr
+		}
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to record approval")
+	}
+
+	updated := make([]entity.Marketing, 0, len(approvableIDs))
+	for _, id := range approvableIDs {
+		marketing, err := s.getOne(c, id)
+		if err != nil {
+			return nil, err
+		}
+		updated = append(updated, *marketing)
+	}
+
+	return updated, nil
+}
+
+func (s *salesOrdersService) createMarketingProductWithDelivery(ctx context.Context, marketingId uint, rp validation.CreateMarketingProduct, marketingProductRepo repository.MarketingProductRepository, invDeliveryRepo rInvMarketingDeliveryProduct.MarketingDeliveryProductRepository) error {
+
+	marketingProduct := &entity.MarketingProduct{
+		MarketingId:        marketingId,
+		ProductWarehouseId: rp.ProductWarehouseId,
+		Qty:                rp.Qty,
+		UnitPrice:          rp.UnitPrice,
+		AvgWeight:          rp.AvgWeight,
+		TotalWeight:        rp.TotalWeight,
+		TotalPrice:         rp.TotalPrice,
+	}
+	if err := marketingProductRepo.CreateOne(ctx, marketingProduct, nil); err != nil {
+		return err
+	}
+
+	marketingDeliveryProduct := &entity.MarketingDeliveryProduct{
+		MarketingProductId: marketingProduct.Id,
+		Qty:                0,
+		UnitPrice:          0,
+		TotalWeight:        0,
+		AvgWeight:          0,
+		TotalPrice:         0,
+		DeliveryDate:       nil,
+		VehicleNumber:      rp.VehicleNumber,
+	}
+	if err := invDeliveryRepo.CreateOne(ctx, marketingDeliveryProduct, nil); err != nil {
+		return err
+	}
+
+	return nil
+}

internal/modules/marketing/sales-orders/validations/sales-orders.validation.go

@@ -0,0 +1,33 @@
+package validation
+
+type Create struct {
+	CustomerId        uint                     `json:"customer_id" validate:"required,gt=0"`
+	SalesPersonId     uint                     `json:"sales_person_id" validate:"required,gt=0"`
+	Date              string                   `json:"date" validate:"required,datetime=2006-01-02"`
+	Notes             string                   `json:"notes" validate:"omitempty,max=500"`
+	MarketingProducts []CreateMarketingProduct `json:"marketing_products" validate:"required,min=1,dive"`
+}
+
+type CreateMarketingProduct struct {
+	VehicleNumber      string  `json:"vehicle_number" validate:"required,min=1,max=50"`
+	ProductWarehouseId uint    `json:"product_warehouse_id" validate:"required,gt=0"`
+	UnitPrice          float64 `json:"unit_price" validate:"required,gt=0"`
+	TotalWeight        float64 `json:"total_weight" validate:"required,gt=0"`
+	Qty                float64 `json:"qty" validate:"required,gt=0"`
+	AvgWeight          float64 `json:"avg_weight" validate:"required,gt=0"`
+	TotalPrice         float64 `json:"total_price" validate:"required,gt=0"`
+}
+
+type Update struct {
+	CustomerId        uint                     `json:"customer_id" validate:"omitempty,gt=0"`
+	SalesPersonId     uint                     `json:"sales_person_id" validate:"omitempty,gt=0"`
+	Date              string                   `json:"date" validate:"omitempty,datetime=2006-01-02"`
+	Notes             string                   `json:"notes" validate:"omitempty,max=500"`
+	MarketingProducts []CreateMarketingProduct `json:"marketing_products" validate:"omitempty,min=1,dive"`
+}
+
+type Approve struct {
+	Action        string  `json:"action" validate:"required_strict"`
+	ApprovableIds []uint  `json:"approvable_ids" validate:"required_strict,min=1,dive,gt=0"`
+	Notes         *string `json:"notes,omitempty" validate:"omitempty,max=500"`
+}

internal/modules/master/customers/repositories/customer.repository.go

@@ -12,6 +12,7 @@ type CustomerRepository interface {
 	repository.BaseRepository[entity.Customer]
 	PicExists(ctx context.Context, areaId uint) (bool, error)
 	NameExists(ctx context.Context, name string, excludeID *uint) (bool, error)
+	IdExists(ctx context.Context, id uint) (bool, error)
 }
 
 type CustomerRepositoryImpl struct {
@@ -33,3 +34,7 @@ func (r *CustomerRepositoryImpl) PicExists(ctx context.Context, picId uint) (boo
 func (r *CustomerRepositoryImpl) NameExists(ctx context.Context, name string, excludeID *uint) (bool, error) {
 	return repository.ExistsByName[entity.Customer](ctx, r.db, name, excludeID)
 }
+
+func (r *CustomerRepositoryImpl) IdExists(ctx context.Context, id uint) (bool, error) {
+	return repository.Exists[entity.Customer](ctx, r.db, id)
+}

internal/modules/master/kandangs/dto/kandang.dto.go

@@ -14,6 +14,7 @@ type KandangBaseDTO struct {
 	Id       uint                         `json:"id"`
 	Name     string                       `json:"name"`
 	Status   string                       `json:"status"`
+	Capacity float64                      `json:"capacity"`
 	Location *locationDTO.LocationBaseDTO `json:"location"`
 	Pic      *userDTO.UserBaseDTO         `json:"pic"`
 }
@@ -48,6 +49,7 @@ func ToKandangBaseDTO(e entity.Kandang) KandangBaseDTO {
 		Id:       e.Id,
 		Name:     e.Name,
 		Status:   e.Status,
+		Capacity: e.Capacity,
 		Location: location,
 		Pic:      pic,
 	}

internal/modules/master/kandangs/repositories/kandang.repository.go

@@ -21,6 +21,7 @@ type KandangRepository interface {
 	UpdateStatusByProjectFlockID(ctx context.Context, projectFlockID uint, status utils.KandangStatus) error
 	UpsertProjectFlockKandang(ctx context.Context, projectFlockID, kandangID uint) error
 	UpdateStatusByIDs(ctx context.Context, kandangIDs []uint, status utils.KandangStatus) error
+	IdExists(ctx context.Context, id uint) (bool, error)
 }
 
 type KandangRepositoryImpl struct {
@@ -59,6 +60,10 @@ func (r *KandangRepositoryImpl) ProjectFlockExists(ctx context.Context, projectF
 	return count > 0, nil
 }
 
+func (r *KandangRepositoryImpl) IdExists(ctx context.Context, id uint) (bool, error) {
+	return repository.Exists[entity.Kandang](ctx, r.db, id)
+}
+
 func (r *KandangRepositoryImpl) HasActiveKandangForProjectFlock(ctx context.Context, projectFlockID uint, excludeID *uint) (bool, error) {
 	var count int64
 	q := r.db.WithContext(ctx).

internal/modules/master/kandangs/route.go

@@ -1,7 +1,7 @@
 package kandangs
 
 import (
-	m "gitlab.com/mbugroup/lti-api.git/internal/middleware"
+	// m "gitlab.com/mbugroup/lti-api.git/internal/middleware"
 	controller "gitlab.com/mbugroup/lti-api.git/internal/modules/master/kandangs/controllers"
 	kandang "gitlab.com/mbugroup/lti-api.git/internal/modules/master/kandangs/services"
 	user "gitlab.com/mbugroup/lti-api.git/internal/modules/users/services"
@@ -13,7 +13,7 @@ func KandangRoutes(v1 fiber.Router, u user.UserService, s kandang.KandangService
 	ctrl := controller.NewKandangController(s)
 
 	route := v1.Group("/kandangs")
-	route.Use(m.Auth(u))
+	// route.Use(m.Auth(u))
 
 	route.Get("/", ctrl.GetAll)
 	route.Post("/", ctrl.CreateOne)

internal/modules/master/kandangs/services/kandang.service.go

@@ -134,6 +134,7 @@ func (s *kandangService) CreateOne(c *fiber.Ctx, req *validation.Create) (*entit
 	createBody := &entity.Kandang{
 		Name:       req.Name,
 		LocationId: req.LocationId,
+		Capacity:   req.Capacity,
 		Status:     status,
 		PicId:      req.PicId,
 		CreatedBy:  1,
@@ -194,6 +195,10 @@ func (s kandangService) UpdateOne(c *fiber.Ctx, req *validation.Update, id uint)
 		updateBody["pic_id"] = *req.PicId
 	}
 
+	if req.Capacity != nil {
+		updateBody["capacity"] = *req.Capacity
+	}
+
 	finalStatus := strings.ToUpper(existing.Status)
 	if req.Status != nil {
 		status := strings.ToUpper(*req.Status)

internal/modules/master/kandangs/validations/kandang.validation.go

@@ -1,19 +1,21 @@
 package validation
 
 type Create struct {
-	Name           string `json:"name" validate:"required_strict,min=3"`
-	Status         string `json:"status,omitempty" validate:"omitempty,min=3"`
-	LocationId     uint   `json:"location_id" validate:"required_strict,number,gt=0"`
-	PicId          uint   `json:"pic_id" validate:"required_strict,number,gt=0"`
-	ProjectFlockId *uint  `json:"project_flock_id" validate:"omitempty,number,gt=0"`
+	Name           string  `json:"name" validate:"required_strict,min=3"`
+	Status         string  `json:"status,omitempty" validate:"omitempty,min=3"`
+	Capacity       float64 `json:"capacity" validate:"required_strict,gt=0"`
+	LocationId     uint    `json:"location_id" validate:"required_strict,number,gt=0"`
+	PicId          uint    `json:"pic_id" validate:"required_strict,number,gt=0"`
+	ProjectFlockId *uint   `json:"project_flock_id" validate:"omitempty,number,gt=0"`
 }
 
 type Update struct {
-	Name           *string `json:"name,omitempty" validate:"omitempty"`
-	Status         *string `json:"status,omitempty" validate:"omitempty,min=3"`
-	LocationId     *uint   `json:"location_id,omitempty" validate:"omitempty,number,gt=0"`
-	PicId          *uint   `json:"pic_id,omitempty" validate:"omitempty,number,gt=0"`
-	ProjectFlockId *uint   `json:"project_flock_id,omitempty" validate:"omitempty,number,gt=0"`
+	Name           *string  `json:"name,omitempty" validate:"omitempty"`
+	Status         *string  `json:"status,omitempty" validate:"omitempty,min=3"`
+	Capacity       *float64 `json:"capacity" validate:"omitempty,gt=0"`
+	LocationId     *uint    `json:"location_id,omitempty" validate:"omitempty,number,gt=0"`
+	PicId          *uint    `json:"pic_id,omitempty" validate:"omitempty,number,gt=0"`
+	ProjectFlockId *uint    `json:"project_flock_id,omitempty" validate:"omitempty,number,gt=0"`
 }
 
 type Query struct {

internal/modules/master/uoms/dto/uom.dto.go

@@ -15,7 +15,8 @@ type UomBaseDTO struct {
 }
 
 type UomListDTO struct {
-	UomBaseDTO
+	Id          uint                 `json:"id"`
+	Name        string               `json:"name"`
 	CreatedUser *userDTO.UserBaseDTO `json:"created_user"`
 	CreatedAt   time.Time            `json:"created_at"`
 	UpdatedAt   time.Time            `json:"updated_at"`
@@ -42,7 +43,8 @@ func ToUomListDTO(e entity.Uom) UomListDTO {
 	}
 
 	return UomListDTO{
-		UomBaseDTO:  ToUomBaseDTO(e),
+		Id:          e.Id,
+		Name:        e.Name,
 		CreatedAt:   e.CreatedAt,
 		UpdatedAt:   e.UpdatedAt,
 		CreatedUser: createdUser,

internal/modules/master/warehouses/repositories/warehouse.repository.go

@@ -16,6 +16,8 @@ type WarehouseRepository interface {
 	NameExists(ctx context.Context, name string, excludeID *uint) (bool, error)
 	IdExists(ctx context.Context, id uint) (bool, error)
 	GetByKandangID(ctx context.Context, kandangId uint) (*entity.Warehouse, error)
+	GetLatestByKandangID(ctx context.Context, kandangId uint) (*entity.Warehouse, error)
+	GetDetailByID(ctx context.Context, id uint) (*entity.Warehouse, error)
 }
 
 type WarehouseRepositoryImpl struct {
@@ -60,3 +62,28 @@ func (r *WarehouseRepositoryImpl) GetByKandangID(ctx context.Context, kandangId
 	}
 	return &warehouse, nil
 }
+
+func (r *WarehouseRepositoryImpl) GetDetailByID(ctx context.Context, id uint) (*entity.Warehouse, error) {
+	var warehouse entity.Warehouse
+	err := r.db.WithContext(ctx).
+		Preload("Area").
+		Preload("Location").
+		First(&warehouse, id).Error
+	if err != nil {
+		return nil, err
+	}
+	return &warehouse, nil
+}
+
+func (r *WarehouseRepositoryImpl) GetLatestByKandangID(ctx context.Context, kandangId uint) (*entity.Warehouse, error) {
+	var warehouse entity.Warehouse
+	err := r.db.WithContext(ctx).
+		Where("kandang_id = ?", kandangId).
+		Where("deleted_at IS NULL").
+		Order("id DESC").
+		First(&warehouse).Error
+	if err != nil {
+		return nil, err
+	}
+	return &warehouse, nil
+}

internal/modules/production/chickins/controllers/chickin.controller.go

@@ -1,7 +1,6 @@
 package controller
 
 import (
-	"math"
 	"strconv"
 
 	"gitlab.com/mbugroup/lti-api.git/internal/modules/production/chickins/dto"
@@ -22,30 +21,84 @@ func NewChickinController(chickinService service.ChickinService) *ChickinControl
 	}
 }
 
-func (u *ChickinController) GetAll(c *fiber.Ctx) error {
-	query := &validation.Query{
-		Page:                  c.QueryInt("page", 1),
-		Limit:                 c.QueryInt("limit", 10),
-		ProjectFlockKandangId: uint(c.QueryInt("project_flock_kandang_id", 0)),
+// func (u *ChickinController) GetAll(c *fiber.Ctx) error {
+// 	query := &validation.Query{
+// 		Page:                  c.QueryInt("page", 1),
+// 		Limit:                 c.QueryInt("limit", 10),
+// 		ProjectFlockKandangId: uint(c.QueryInt("project_flock_kandang_id", 0)),
+// 	}
+
+// 	result, totalResults, err := u.ChickinService.GetAll(c, query)
+// 	if err != nil {
+// 		return err
+// 	}
+
+// 	return c.Status(fiber.StatusOK).
+// 		JSON(response.SuccessWithPaginate[dto.ChickinListDTO]{
+// 			Code:    fiber.StatusOK,
+// 			Status:  "success",
+// 			Message: "Get all chickins successfully",
+// 			Meta: response.Meta{
+// 				Page:         query.Page,
+// 				Limit:        query.Limit,
+// 				TotalPages:   int64(math.Ceil(float64(totalResults) / float64(query.Limit))),
+// 				TotalResults: totalResults,
+// 			},
+// 			Data: dto.ToChickinListDTOs(result),
+// 		})
+// }
+
+// func (u *ChickinController) GetOne(c *fiber.Ctx) error {
+// 	param := c.Params("id")
+
+// 	id, err := strconv.Atoi(param)
+// 	if err != nil {
+// 		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
+// 	}
+
+// 	result, err := u.ChickinService.GetOne(c, uint(id))
+// 	if err != nil {
+// 		return err
+// 	}
+
+// 	return c.Status(fiber.StatusOK).
+// 		JSON(response.Success{
+// 			Code:    fiber.StatusOK,
+// 			Status:  "success",
+// 			Message: "Get chickin successfully",
+// 			Data:    dto.ToChickinListDTO(*result),
+// 		})
+// }
+
+func (u *ChickinController) CreateOne(c *fiber.Ctx) error {
+	req := new(validation.Create)
+
+	if err := c.BodyParser(req); err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
 	}
 
-	result, totalResults, err := u.ChickinService.GetAll(c, query)
+	results, err := u.ChickinService.CreateOne(c, req)
 	if err != nil {
 		return err
 	}
 
-	return c.Status(fiber.StatusOK).
-		JSON(response.SuccessWithPaginate[dto.ChickinListDTO]{
-			Code:    fiber.StatusOK,
+	var (
+		data    interface{}
+		message = "Create chickin successfully"
+	)
+	if len(results) == 1 {
+		data = dto.ToChickinListDTO(results[0])
+	} else {
+		message = "Create chickins successfully"
+		data = dto.ToChickinListDTOs(results)
+	}
+
+	return c.Status(fiber.StatusCreated).
+		JSON(response.Success{
+			Code:    fiber.StatusCreated,
 			Status:  "success",
-			Message: "Get all chickins successfully",
-			Meta: response.Meta{
-				Page:         query.Page,
-				Limit:        query.Limit,
-				TotalPages:   int64(math.Ceil(float64(totalResults) / float64(query.Limit))),
-				TotalResults: totalResults,
-			},
-			Data: dto.ToChickinListDTOs(result),
+			Message: message,
+			Data:    data,
 		})
 }
 
@@ -67,95 +120,85 @@ func (u *ChickinController) GetOne(c *fiber.Ctx) error {
 			Code:    fiber.StatusOK,
 			Status:  "success",
 			Message: "Get chickin successfully",
-			Data:    dto.ToChickinListDTO(*result),
+			Data:    dto.ToChickinDetailDTO(*result),
 		})
 }
 
-func (u *ChickinController) CreateOne(c *fiber.Ctx) error {
-	req := new(validation.Create)
+// func (u *ChickinController) UpdateOne(c *fiber.Ctx) error {
+// 	req := new(validation.Update)
+// 	param := c.Params("id")
+
+// 	id, err := strconv.Atoi(param)
+// 	if err != nil {
+// 		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
+// 	}
+
+// 	if err := c.BodyParser(req); err != nil {
+// 		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
+// 	}
+
+// 	result, err := u.ChickinService.UpdateOne(c, req, uint(id))
+// 	if err != nil {
+// 		return err
+// 	}
+
+// 	return c.Status(fiber.StatusOK).
+// 		JSON(response.Success{
+// 			Code:    fiber.StatusOK,
+// 			Status:  "success",
+// 			Message: "Update chickin successfully",
+// 			Data:    dto.ToChickinListDTO(*result),
+// 		})
+// }
+
+// func (u *ChickinController) DeleteOne(c *fiber.Ctx) error {
+// 	param := c.Params("id")
+
+// 	id, err := strconv.Atoi(param)
+// 	if err != nil {
+// 		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
+// 	}
+
+// 	if err := u.ChickinService.DeleteOne(c, uint(id)); err != nil {
+// 		return err
+// 	}
+
+// 	return c.Status(fiber.StatusOK).
+// 		JSON(response.Common{
+// 			Code:    fiber.StatusOK,
+// 			Status:  "success",
+// 			Message: "Delete chickin successfully",
+// 		})
+// }
+
+func (u *ChickinController) Approval(c *fiber.Ctx) error {
+	req := new(validation.Approve)
 
 	if err := c.BodyParser(req); err != nil {
 		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
 	}
 
-	result, err := u.ChickinService.CreateOne(c, req)
+	results, err := u.ChickinService.Approval(c, req)
 	if err != nil {
 		return err
 	}
 
-	return c.Status(fiber.StatusCreated).
-		JSON(response.Success{
-			Code:    fiber.StatusCreated,
-			Status:  "success",
-			Message: "Create chickin successfully",
-			Data:    dto.ToChickinListDTO(*result),
-		})
-}
-
-func (u *ChickinController) UpdateOne(c *fiber.Ctx) error {
-	req := new(validation.Update)
-	param := c.Params("id")
-
-	id, err := strconv.Atoi(param)
-	if err != nil {
-		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
-	}
-
-	if err := c.BodyParser(req); err != nil {
-		return fiber.NewError(fiber.StatusBadRequest, "Invalid request body")
-	}
-
-	result, err := u.ChickinService.UpdateOne(c, req, uint(id))
-	if err != nil {
-		return err
+	var (
+		data    interface{}
+		message = "Submit chickin approval successfully"
+	)
+	if len(results) == 1 {
+		data = dto.ToChickinListDTO(results[0])
+	} else {
+		message = "Submit chickin approvals successfully"
+		data = dto.ToChickinListDTOs(results)
 	}
 
 	return c.Status(fiber.StatusOK).
 		JSON(response.Success{
 			Code:    fiber.StatusOK,
 			Status:  "success",
-			Message: "Update chickin successfully",
-			Data:    dto.ToChickinListDTO(*result),
-		})
-}
-
-func (u *ChickinController) DeleteOne(c *fiber.Ctx) error {
-	param := c.Params("id")
-
-	id, err := strconv.Atoi(param)
-	if err != nil {
-		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
-	}
-
-	if err := u.ChickinService.DeleteOne(c, uint(id)); err != nil {
-		return err
-	}
-
-	return c.Status(fiber.StatusOK).
-		JSON(response.Common{
-			Code:    fiber.StatusOK,
-			Status:  "success",
-			Message: "Delete chickin successfully",
-		})
-}
-
-func (u *ChickinController) Approve(c *fiber.Ctx) error {
-	param := c.Params("id")
-
-	id, err := strconv.Atoi(param)
-	if err != nil {
-		return fiber.NewError(fiber.StatusBadRequest, "Invalid Id")
-	}
-
-	if err := u.ChickinService.Approve(c, uint(id)); err != nil {
-		return err
-	}
-
-	return c.Status(fiber.StatusOK).
-		JSON(response.Success{
-			Code:    fiber.StatusOK,
-			Status:  "success",
-			Message: "Approve chickin successfully",
-			Data:    nil,
+			Message: message,
+			Data:    data,
 		})
 }

internal/modules/production/chickins/dto/chickin.dto.go

@@ -9,18 +9,29 @@ import (
 	flockBaseDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/master/flocks/dto"
 	kandangBaseDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/master/kandangs/dto"
 	locationBaseDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/master/locations/dto"
+	productDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/master/products/dto"
+	warehouseDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/master/warehouses/dto"
 	pfutils "gitlab.com/mbugroup/lti-api.git/internal/modules/production/project_flocks/utils"
 	userBaseDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/users/dto"
 )
 
 // === DTO Structs (ordered) ===
 
+type ProductWarehouseDTO struct {
+	Id        uint                           `json:"id"`
+	Product   *productDTO.ProductBaseDTO     `json:"product,omitempty"`
+	Warehouse *warehouseDTO.WarehouseBaseDTO `json:"warehouse,omitempty"`
+}
+
 type ChickinBaseDTO struct {
-	Id                  uint                    `json:"id"`
-	ProjectFlockKandang *ProjectFlockKandangDTO `json:"project_flock_kandang"`
-	ChickInDate         time.Time               `json:"chick_in_date"`
-	Quantity            float64                 `json:"quantity"`
-	Note                string                  `json:"note"`
+	Id                    uint                 `json:"id"`
+	ProjectFlockKandangId uint                 `json:"project_flock_kandang_id"`
+	ChickInDate           time.Time            `json:"chick_in_date"`
+	ProductWarehouseId    uint                 `json:"product_warehouse_id"`
+	ProductWarehouse      *ProductWarehouseDTO `json:"product_warehouse,omitempty"`
+	UsageQty              float64              `json:"usage_qty"`
+	PendingUsageQty       float64              `json:"pending_usage_qty"`
+	Notes                 string               `json:"notes"`
 }
 
 type ProjectFlockDTO struct {
@@ -45,21 +56,32 @@ type ChickinSimpleDTO struct {
 	Id                    uint      `json:"id"`
 	ProjectFlockKandangId uint      `json:"project_flock_kandang_id"`
 	ChickInDate           time.Time `json:"chick_in_date"`
-	Quantity              float64   `json:"quantity"`
-	Note                  string    `json:"note"`
+	ProductWarehouseId    uint      `json:"product_warehouse_id"`
+	UsageQty              float64   `json:"usage_qty"`
+	PendingUsageQty       float64   `json:"pending_usage_qty"`
+	Notes                 string    `json:"notes"`
 	CreatedBy             uint      `json:"created_by"`
 }
 
 type ChickinListDTO struct {
 	ChickinBaseDTO
-	ProjectFlockKandang *ProjectFlockKandangDTO  `json:"project_flock_kandang"`
-	CreatedUser         *userBaseDTO.UserBaseDTO `json:"created_user"`
-	CreatedAt           time.Time                `json:"created_at"`
-	UpdatedAt           time.Time                `json:"updated_at"`
+	CreatedUser *userBaseDTO.UserBaseDTO `json:"created_user"`
+	CreatedAt   time.Time                `json:"created_at"`
+	UpdatedAt   time.Time                `json:"updated_at"`
 }
 
 type ChickinDetailDTO struct {
-	ChickinListDTO
+	Id                    uint                     `json:"id"`
+	ProjectFlockKandangId uint                     `json:"project_flock_kandang_id"`
+	ChickInDate           time.Time                `json:"chick_in_date"`
+	ProductWarehouseId    uint                     `json:"product_warehouse_id"`
+	UsageQty              float64                  `json:"usage_qty"`
+	PendingUsageQty       float64                  `json:"pending_usage_qty"`
+	Notes                 string                   `json:"notes"`
+	CreatedBy             uint                     `json:"created_by"`
+	CreatedUser           *userBaseDTO.UserBaseDTO `json:"created_user"`
+	CreatedAt             time.Time                `json:"created_at"`
+	UpdatedAt             time.Time                `json:"updated_at"`
 }
 
 // === Mapper Functions (ordered) ===
@@ -138,17 +160,29 @@ func ToProjectFlockKandangDTO(e entity.ProjectFlockKandang) ProjectFlockKandangD
 }
 
 func ToChickinBaseDTO(e entity.ProjectChickin) ChickinBaseDTO {
-	var pfk *ProjectFlockKandangDTO
-	if e.ProjectFlockKandang.Id != 0 {
-		mapped := ToProjectFlockKandangDTO(e.ProjectFlockKandang)
-		pfk = &mapped
+	var projectFlockKandangId uint
+	// Check if ProjectFlockKandang relation is loaded
+	if e.ProjectFlockKandang != nil && e.ProjectFlockKandang.Id != 0 {
+		projectFlockKandangId = e.ProjectFlockKandang.Id
+	} else if e.ProjectFlockKandangId != 0 {
+		// If relation is not loaded but ID is available, use the ID
+		projectFlockKandangId = e.ProjectFlockKandangId
 	}
+
+	var productWarehouse *ProductWarehouseDTO
+	if e.ProductWarehouse != nil && e.ProductWarehouse.Id != 0 {
+		productWarehouse = toProductWarehouseDTO(e.ProductWarehouse)
+	}
+
 	return ChickinBaseDTO{
-		Id:                  e.Id,
-		ProjectFlockKandang: pfk,
-		ChickInDate:         e.ChickInDate,
-		Quantity:            e.Quantity,
-		Note:                e.Note,
+		Id:                    e.Id,
+		ProjectFlockKandangId: projectFlockKandangId,
+		ChickInDate:           e.ChickInDate,
+		ProductWarehouseId:    e.ProductWarehouseId,
+		ProductWarehouse:      productWarehouse,
+		UsageQty:              e.UsageQty,
+		PendingUsageQty:       e.PendingUsageQty,
+		Notes:                 e.Notes,
 	}
 }
 
@@ -157,29 +191,25 @@ func ToChickinSimpleDTO(e entity.ProjectChickin) ChickinSimpleDTO {
 		Id:                    e.Id,
 		ProjectFlockKandangId: e.ProjectFlockKandangId,
 		ChickInDate:           e.ChickInDate,
-		Quantity:              e.Quantity,
-		Note:                  e.Note,
+		ProductWarehouseId:    e.ProductWarehouseId,
+		UsageQty:              e.UsageQty,
+		PendingUsageQty:       e.PendingUsageQty,
+		Notes:                 e.Notes,
 		CreatedBy:             e.CreatedBy,
 	}
 }
 
 func ToChickinListDTO(e entity.ProjectChickin) ChickinListDTO {
 	var createdUser *userBaseDTO.UserBaseDTO
-	if e.CreatedUser.Id != 0 {
-		mapped := userBaseDTO.ToUserBaseDTO(e.CreatedUser)
+	if e.CreatedUser != nil && e.CreatedUser.Id != 0 {
+		mapped := userBaseDTO.ToUserBaseDTO(*e.CreatedUser)
 		createdUser = &mapped
 	}
-	var pfk *ProjectFlockKandangDTO
-	if e.ProjectFlockKandang.Id != 0 {
-		mapped := ToProjectFlockKandangDTO(e.ProjectFlockKandang)
-		pfk = &mapped
-	}
 	return ChickinListDTO{
-		ChickinBaseDTO:      ToChickinBaseDTO(e),
-		ProjectFlockKandang: pfk,
-		CreatedUser:         createdUser,
-		CreatedAt:           e.CreatedAt,
-		UpdatedAt:           e.UpdatedAt,
+		ChickinBaseDTO: ToChickinBaseDTO(e),
+		CreatedUser:    createdUser,
+		CreatedAt:      e.CreatedAt,
+		UpdatedAt:      e.UpdatedAt,
 	}
 }
 
@@ -200,7 +230,53 @@ func ToChickinSimpleDTOs(e []entity.ProjectChickin) []ChickinSimpleDTO {
 }
 
 func ToChickinDetailDTO(e entity.ProjectChickin) ChickinDetailDTO {
+	var createdUser *userBaseDTO.UserBaseDTO
+	if e.CreatedUser != nil && e.CreatedUser.Id != 0 {
+		mapped := userBaseDTO.ToUserBaseDTO(*e.CreatedUser)
+		createdUser = &mapped
+	}
+
 	return ChickinDetailDTO{
-		ChickinListDTO: ToChickinListDTO(e),
+		Id:                    e.Id,
+		ProjectFlockKandangId: e.ProjectFlockKandangId,
+		ChickInDate:           e.ChickInDate,
+		ProductWarehouseId:    e.ProductWarehouseId,
+		UsageQty:              e.UsageQty,
+		PendingUsageQty:       e.PendingUsageQty,
+		Notes:                 e.Notes,
+		CreatedBy:             e.CreatedBy,
+		CreatedUser:           createdUser,
+		CreatedAt:             e.CreatedAt,
+		UpdatedAt:             e.UpdatedAt,
 	}
 }
+
+func ToChickinDetailDTOs(e []entity.ProjectChickin) []ChickinDetailDTO {
+	result := make([]ChickinDetailDTO, len(e))
+	for i, r := range e {
+		result[i] = ToChickinDetailDTO(r)
+	}
+	return result
+}
+
+// === Helper Functions ===
+
+// ToProductWarehouseDTO adalah exported helper untuk mapping ProductWarehouse (shared logic)
+func ToProductWarehouseDTO(pw *entity.ProductWarehouse) *ProductWarehouseDTO {
+	if pw == nil {
+		return nil
+	}
+
+	product := productDTO.ToProductBaseDTO(pw.Product)
+	warehouse := warehouseDTO.ToWarehouseBaseDTO(pw.Warehouse)
+
+	return &ProductWarehouseDTO{
+		Id:        pw.Id,
+		Product:   &product,
+		Warehouse: &warehouse,
+	}
+}
+
+func toProductWarehouseDTO(pw *entity.ProductWarehouse) *ProductWarehouseDTO {
+	return ToProductWarehouseDTO(pw)
+}

internal/modules/production/chickins/module.go

@@ -1,10 +1,15 @@
 package chickins
 
 import (
+	"fmt"
+
 	"github.com/go-playground/validator/v10"
 	"github.com/gofiber/fiber/v2"
 	"gorm.io/gorm"
 
+	commonRepo "gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	commonSvc "gitlab.com/mbugroup/lti-api.git/internal/common/service"
+
 	rProductWarehouse "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/product-warehouses/repositories"
 	rKandang "gitlab.com/mbugroup/lti-api.git/internal/modules/master/kandangs/repositories"
 	rWarehouse "gitlab.com/mbugroup/lti-api.git/internal/modules/master/warehouses/repositories"
@@ -15,6 +20,8 @@ import (
 
 	rUser "gitlab.com/mbugroup/lti-api.git/internal/modules/users/repositories"
 	sUser "gitlab.com/mbugroup/lti-api.git/internal/modules/users/services"
+
+	utils "gitlab.com/mbugroup/lti-api.git/internal/utils"
 )
 
 type ChickinModule struct{}
@@ -32,6 +39,12 @@ func (ChickinModule) RegisterRoutes(router fiber.Router, db *gorm.DB, validate *
 
 	userRepo := rUser.NewUserRepository(db)
 
+	approvalRepo := commonRepo.NewApprovalRepository(db)
+	approvalService := commonSvc.NewApprovalService(approvalRepo)
+	if err := approvalService.RegisterWorkflowSteps(utils.ApprovalWorkflowProjectFlockKandang, utils.ProjectFlockKandangApprovalSteps); err != nil {
+		panic(fmt.Sprintf("failed to register project flock kandang approval workflow: %v", err))
+	}
+
 	chickinService := sChickin.NewChickinService(chickinRepo, kandangRepo, warehouseRepo, productWarehouseRepo, projectFlockRepo, projectflockkandangrepo, projectflockpopulationrepo, chickinDetailRepo, validate)
 	userService := sUser.NewUserService(userRepo, validate)
 

internal/modules/production/chickins/repositories/project_chickin.repository.go

@@ -11,21 +11,26 @@ import (
 type ProjectChickinRepository interface {
 	repository.BaseRepository[entity.ProjectChickin]
 	GetFirstByProjectFlockID(ctx context.Context, projectFlockID uint) (*entity.ProjectChickin, error)
+	GetByProjectFlockKandangID(ctx context.Context, projectFlockKandangID uint) ([]entity.ProjectChickin, error)
+	GetPendingByProjectFlockKandangID(ctx context.Context, projectFlockKandangID uint) ([]entity.ProjectChickin, error)
+	GetTotalPendingUsageQtyByProjectFlockKandangID(ctx context.Context, projectFlockKandangID uint) (float64, error)
 }
 
 type ChickinRepositoryImpl struct {
 	*repository.BaseRepositoryImpl[entity.ProjectChickin]
+	db *gorm.DB
 }
 
 func NewChickinRepository(db *gorm.DB) ProjectChickinRepository {
 	return &ChickinRepositoryImpl{
 		BaseRepositoryImpl: repository.NewBaseRepository[entity.ProjectChickin](db),
+		db:                 db,
 	}
 }
 
 func (r *ChickinRepositoryImpl) GetFirstByProjectFlockID(ctx context.Context, projectFlockID uint) (*entity.ProjectChickin, error) {
 	var chickin entity.ProjectChickin
-	err := r.DB().WithContext(ctx).
+	err := r.db.WithContext(ctx).
 		Where("project_floc_id = ?", projectFlockID).
 		Where("deleted_at IS NULL").
 		First(&chickin).Error
@@ -34,3 +39,43 @@ func (r *ChickinRepositoryImpl) GetFirstByProjectFlockID(ctx context.Context, pr
 	}
 	return &chickin, nil
 }
+
+func (r *ChickinRepositoryImpl) GetByProjectFlockKandangID(ctx context.Context, projectFlockKandangID uint) ([]entity.ProjectChickin, error) {
+	var chickins []entity.ProjectChickin
+	err := r.db.WithContext(ctx).
+		Where("project_flock_kandang_id = ?", projectFlockKandangID).
+		Order("created_at DESC").
+		Find(&chickins).Error
+	if err != nil {
+		return nil, err
+	}
+	return chickins, nil
+}
+
+func (r *ChickinRepositoryImpl) GetPendingByProjectFlockKandangID(ctx context.Context, projectFlockKandangID uint) ([]entity.ProjectChickin, error) {
+	var chickins []entity.ProjectChickin
+	err := r.db.WithContext(ctx).
+		Where("project_flock_kandang_id = ?", projectFlockKandangID).
+		Where("usage_qty = 0").
+		Where("pending_usage_qty > 0").
+		Order("created_at DESC").
+		Find(&chickins).Error
+	if err != nil {
+		return nil, err
+	}
+	return chickins, nil
+}
+
+func (r *ChickinRepositoryImpl) GetTotalPendingUsageQtyByProjectFlockKandangID(ctx context.Context, projectFlockKandangID uint) (float64, error) {
+	var total float64
+	err := r.db.WithContext(ctx).
+		Model(&entity.ProjectChickin{}).
+		Where("project_flock_kandang_id = ?", projectFlockKandangID).
+		Where("pending_usage_qty > 0").
+		Select("COALESCE(SUM(pending_usage_qty), 0)").
+		Row().Scan(&total)
+	if err != nil {
+		return 0, err
+	}
+	return total, nil
+}

internal/modules/production/chickins/repositories/project_chickin_detail.repository.go

@@ -1,6 +1,8 @@
 package repository
 
 import (
+	"context"
+
 	"gitlab.com/mbugroup/lti-api.git/internal/common/repository"
 	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
 	"gorm.io/gorm"
@@ -8,6 +10,10 @@ import (
 
 type ProjectChickinDetailRepository interface {
 	repository.BaseRepository[entity.ProjectChickinDetail]
+	CreateOne(ctx context.Context, entity *entity.ProjectChickinDetail, modifier func(*gorm.DB) *gorm.DB) error
+	DeleteMany(ctx context.Context, modifier func(*gorm.DB) *gorm.DB) error
+	GetByProjectChickinID(ctx context.Context, projectChickinID uint) ([]entity.ProjectChickinDetail, error)
+	WithTxRepo(tx *gorm.DB) ProjectChickinDetailRepository
 }
 
 type ChickinDetailRepositoryImpl struct {
@@ -19,3 +25,22 @@ func NewChickinDetailRepository(db *gorm.DB) ProjectChickinDetailRepository {
 		BaseRepositoryImpl: repository.NewBaseRepository[entity.ProjectChickinDetail](db),
 	}
 }
+
+func (r *ChickinDetailRepositoryImpl) WithTxRepo(tx *gorm.DB) ProjectChickinDetailRepository {
+	return &ChickinDetailRepositoryImpl{BaseRepositoryImpl: repository.NewBaseRepository[entity.ProjectChickinDetail](tx)}
+}
+
+func (r *ChickinDetailRepositoryImpl) DB() *gorm.DB {
+	return r.BaseRepositoryImpl.DB()
+}
+
+func (r *ChickinDetailRepositoryImpl) GetByProjectChickinID(ctx context.Context, projectChickinID uint) ([]entity.ProjectChickinDetail, error) {
+	var records []entity.ProjectChickinDetail
+	if err := r.DB().WithContext(ctx).Where("project_chickin_id = ?", projectChickinID).Find(&records).Error; err != nil {
+		return nil, err
+	}
+	if len(records) == 0 {
+		return nil, gorm.ErrRecordNotFound
+	}
+	return records, nil
+}

internal/modules/production/chickins/route.go

@@ -15,10 +15,10 @@ func ChickinRoutes(v1 fiber.Router, u user.UserService, s chickin.ChickinService
 	route := v1.Group("/chickins")
 	route.Use(m.Auth(u))
 
-	route.Get("/", ctrl.GetAll)
+	// route.Get("/", ctrl.GetAll)
 	route.Post("/", ctrl.CreateOne)
 	route.Get("/:id", ctrl.GetOne)
-	route.Patch("/:id", ctrl.UpdateOne)
-	route.Delete("/:id", ctrl.DeleteOne)
-	route.Post("/:id/approve", ctrl.Approve)
+	// route.Patch("/:id", ctrl.UpdateOne)
+	// route.Delete("/:id", ctrl.DeleteOne)
+	route.Post("/approvals", ctrl.Approval)
 }

internal/modules/production/chickins/services/chickin.service.go

@@ -2,7 +2,11 @@ package service
 
 import (
 	"errors"
+	"fmt"
+	"strings"
 
+	commonRepo "gitlab.com/mbugroup/lti-api.git/internal/common/repository"
+	commonSvc "gitlab.com/mbugroup/lti-api.git/internal/common/service"
 	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
 	rProductWarehouse "gitlab.com/mbugroup/lti-api.git/internal/modules/inventory/product-warehouses/repositories"
 	KandangRepo "gitlab.com/mbugroup/lti-api.git/internal/modules/master/kandangs/repositories"
@@ -21,10 +25,10 @@ import (
 type ChickinService interface {
 	GetAll(ctx *fiber.Ctx, params *validation.Query) ([]entity.ProjectChickin, int64, error)
 	GetOne(ctx *fiber.Ctx, id uint) (*entity.ProjectChickin, error)
-	CreateOne(ctx *fiber.Ctx, req *validation.Create) (*entity.ProjectChickin, error)
+	CreateOne(ctx *fiber.Ctx, req *validation.Create) ([]entity.ProjectChickin, error)
 	UpdateOne(ctx *fiber.Ctx, req *validation.Update, id uint) (*entity.ProjectChickin, error)
 	DeleteOne(ctx *fiber.Ctx, id uint) error
-	Approve(ctx *fiber.Ctx, id uint) error
+	Approval(ctx *fiber.Ctx, req *validation.Approve) ([]entity.ProjectChickin, error)
 }
 
 type chickinService struct {
@@ -76,6 +80,7 @@ func (s chickinService) GetAll(c *fiber.Ctx, params *validation.Query) ([]entity
 	}
 
 	offset := (params.Page - 1) * params.Limit
+
 	chickins, total, err := s.Repository.GetAll(c.Context(), offset, params.Limit, func(db *gorm.DB) *gorm.DB {
 		db = s.withRelations(db)
 		if params.ProjectFlockKandangId != 0 {
@@ -103,112 +108,159 @@ func (s chickinService) GetOne(c *fiber.Ctx, id uint) (*entity.ProjectChickin, e
 	return chickin, nil
 }
 
-func (s *chickinService) CreateOne(c *fiber.Ctx, req *validation.Create) (*entity.ProjectChickin, error) {
+func (s *chickinService) CreateOne(c *fiber.Ctx, req *validation.Create) ([]entity.ProjectChickin, error) {
 	if err := s.Validate.Struct(req); err != nil {
 		return nil, err
 	}
 
-	projectflockkandang, err := s.ProjectflockKandangRepo.GetByID(c.Context(), req.ProjectFlockKandangId)
+	projectFlockKandang, err := s.ProjectflockKandangRepo.GetByID(c.Context(), req.ProjectFlockKandangId)
 	if err != nil {
-		s.Log.Errorf("Failed to get projectflock kandang: %+v", err)
-		return nil, err
+		return nil, fiber.NewError(fiber.StatusNotFound, "Project Flock Kandang not found")
 	}
 
-	warehouse, err := s.WarehouseRepo.GetByKandangID(c.Context(), projectflockkandang.KandangId)
+	warehouse, err := s.WarehouseRepo.GetByKandangID(c.Context(), projectFlockKandang.KandangId)
 	if err != nil {
-		s.Log.Errorf("Failed to get warehouse: %+v", err)
-		return nil, err
+		return nil, fiber.NewError(fiber.StatusNotFound, "Warehouse for Kandang not found")
 	}
 
-	// move complex DB query into repository for cleaner service
-	productWarehouses, err := s.ProductWarehouseRepo.GetByCategoryCodeAndWarehouseID(c.Context(), "DOC", warehouse.Id)
-	if err != nil {
-		s.Log.Errorf("Failed to get product warehouses: %+v", err)
-		return nil, err
-	}
-	if len(productWarehouses) == 0 {
-		return nil, fiber.NewError(fiber.StatusNotFound, "Product Warehouse not found for the given Project Flock and Warehouse")
-	}
-	totalQuantity := 0.0
-	for _, pw := range productWarehouses {
-		totalQuantity += pw.Quantity
-	}
+	category := strings.ToUpper(strings.TrimSpace(projectFlockKandang.ProjectFlock.Category))
 
-	if totalQuantity < 1 {
-		return nil, fiber.NewError(fiber.StatusBadRequest, "Insufficient quantity in Product Warehouses")
-	}
+	actorID := uint(1) // todo nanti ambil dari auth context
+	newChikins := make([]*entity.ProjectChickin, 0)
 
-	chickinDate, err := utils.ParseDateString(req.ChickInDate)
-	if err != nil {
-		s.Log.Errorf("Failed to parse chickin date: %+v", err)
-		return nil, fiber.NewError(fiber.StatusBadRequest, "Invalid ChickInDate format")
-	}
-	newChickin := &entity.ProjectChickin{
-		ProjectFlockKandangId: projectflockkandang.Id,
-		ChickInDate:           chickinDate,
-		Quantity:              totalQuantity,
-		Note:                  req.Note,
-		CreatedBy:             1, //todo: ganti dengan user login
-	}
-	err = s.Repository.CreateOne(c.Context(), newChickin, nil)
-	if err != nil {
-		s.Log.Errorf("Failed to create chickin: %+v", err)
-		return nil, err
-	}
+	for _, chickinReq := range req.ChickinRequests {
 
-	// Update semua product warehouse: set quantity jadi 0
-	for _, pw := range productWarehouses {
-		err = s.ProductWarehouseRepo.PatchOne(c.Context(), pw.Id, map[string]any{
-			"quantity": 0,
-		}, nil)
+		productWarehouse, err := s.ProductWarehouseRepo.GetByID(c.Context(), chickinReq.ProductWarehouseId, nil)
 		if err != nil {
-			s.Log.Errorf("Failed to update product warehouse quantity: %+v", err)
-			return nil, err
+			return nil, fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("Product warehouse %d not found", chickinReq.ProductWarehouseId))
 		}
 
-		newChickinDetail := &entity.ProjectChickinDetail{
-			ProjectChickinId:   newChickin.Id,
-			ProductWarehouseId: pw.Id,
-			Quantity:           pw.Quantity,
-			CreatedBy:          1, // todo: ganti dengan user login
+		if productWarehouse.WarehouseId != warehouse.Id {
+			return nil, fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("Product warehouse %d is not bound to kandang's warehouse", chickinReq.ProductWarehouseId))
 		}
-		err = s.ProjectChickinDetailRepo.CreateOne(c.Context(), newChickinDetail, nil)
+
+		chickinDate, err := utils.ParseDateString(chickinReq.ChickInDate)
 		if err != nil {
-			s.Log.Errorf("Failed to create chickin detail: %+v", err)
-			return nil, err
+			return nil, fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("Invalid ChickInDate format for product warehouse %d", chickinReq.ProductWarehouseId))
 		}
-	}
 
-	existingPopulation, err := s.ProjectflockPopulationRepo.GetByProjectFlockKandangID(c.Context(), req.ProjectFlockKandangId)
-	if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
-		s.Log.Errorf("Failed to get project flock population: %+v", err)
-		return nil, err
-	}
-	if existingPopulation != nil {
-
-		err = s.ProjectflockPopulationRepo.PatchOne(c.Context(), existingPopulation.Id, map[string]any{
-			"reserved_quantity": newChickin.Quantity + existingPopulation.ReservedQuantity,
-		}, nil)
+		availableQty, err := s.calculateAvailableQuantity(c, req.ProjectFlockKandangId, productWarehouse, category)
 		if err != nil {
-			s.Log.Errorf("Failed to update project flock population: %+v", err)
-			return nil, err
+			return nil, fiber.NewError(fiber.StatusInternalServerError, fmt.Sprintf("Failed to calculate available quantity for product warehouse %d", chickinReq.ProductWarehouseId))
 		}
-	} else {
-		newPopulation := &entity.ProjectFlockPopulation{
+
+		if availableQty <= 0 {
+			return nil, fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("No available quantity for product warehouse %d", chickinReq.ProductWarehouseId))
+		}
+
+		newChickin := &entity.ProjectChickin{
 			ProjectFlockKandangId: req.ProjectFlockKandangId,
-			InitialQuantity:       0,
-			CurrentQuantity:       0,
-			ReservedQuantity:      newChickin.Quantity,
-			CreatedBy:             1, // todo: ganti dengan user login
-		}
-		err = s.ProjectflockPopulationRepo.CreateOne(c.Context(), newPopulation, nil)
-		if err != nil {
-			s.Log.Errorf("Failed to create project flock population: %+v", err)
-			return nil, err
+			ChickInDate:           chickinDate,
+			UsageQty:              0,
+			PendingUsageQty:       availableQty,
+			ProductWarehouseId:    chickinReq.ProductWarehouseId,
+			Notes:                 chickinReq.Note,
+			CreatedBy:             actorID,
 		}
+
+		newChikins = append(newChikins, newChickin)
 	}
 
-	return s.GetOne(c, newChickin.Id)
+	if len(newChikins) == 0 {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "No chickins to create")
+	}
+
+	existingChikins, err := s.Repository.GetByProjectFlockKandangID(c.Context(), req.ProjectFlockKandangId)
+	if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to check existing chickins")
+	}
+
+	isFirstTime := len(existingChikins) == 0
+
+	err = s.Repository.DB().WithContext(c.Context()).Transaction(func(dbTransaction *gorm.DB) error {
+
+		approvalSvcTx := commonSvc.NewApprovalService(commonRepo.NewApprovalRepository(dbTransaction))
+		productWarehouseTx := s.ProductWarehouseRepo.WithTx(dbTransaction)
+
+		if err := s.Repository.WithTx(dbTransaction).CreateMany(c.Context(), newChikins, nil); err != nil {
+			return fiber.NewError(fiber.StatusInternalServerError, "Failed to create chickins")
+		}
+
+		latest, err := approvalSvcTx.LatestByTarget(c.Context(), utils.ApprovalWorkflowProjectFlockKandang, projectFlockKandang.Id, nil)
+		if err != nil {
+			return fiber.NewError(fiber.StatusInternalServerError, "Failed to get latest approval")
+		}
+
+		if category == string(utils.ProjectFlockCategoryLaying) {
+			for _, chickin := range newChikins {
+				updates := map[string]any{"quantity": gorm.Expr("quantity - ?", chickin.PendingUsageQty)}
+
+				if err := productWarehouseTx.PatchOne(c.Context(), chickin.ProductWarehouseId, updates, nil); err != nil {
+					if errors.Is(err, gorm.ErrRecordNotFound) {
+						return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("Product warehouse %d not found", chickin.ProductWarehouseId))
+					}
+					return fiber.NewError(fiber.StatusInternalServerError, "Failed to update product warehouse quantity")
+				}
+			}
+		}
+
+		var approvalAction entity.ApprovalAction
+		if isFirstTime {
+			approvalAction = entity.ApprovalActionCreated
+		} else {
+			approvalAction = entity.ApprovalActionUpdated
+		}
+
+		if latest == nil {
+			if _, err := approvalSvcTx.CreateApproval(
+				c.Context(),
+				utils.ApprovalWorkflowProjectFlockKandang,
+				projectFlockKandang.Id,
+				utils.ProjectFlockKandangStepPengajuan,
+				&approvalAction,
+				actorID,
+				nil); err != nil {
+				if !errors.Is(err, gorm.ErrDuplicatedKey) {
+					return fiber.NewError(fiber.StatusInternalServerError, "Failed to create approval")
+				}
+			}
+		} else if latest.StepNumber != uint16(utils.ProjectFlockKandangStepPengajuan) {
+			if _, err := approvalSvcTx.CreateApproval(
+				c.Context(),
+				utils.ApprovalWorkflowProjectFlockKandang,
+				projectFlockKandang.Id,
+				utils.ProjectFlockKandangStepPengajuan,
+				&approvalAction,
+				actorID,
+				nil); err != nil {
+				if !errors.Is(err, gorm.ErrDuplicatedKey) {
+					return fiber.NewError(fiber.StatusInternalServerError, "Failed to create approval")
+				}
+			}
+		}
+
+		return nil
+	})
+	if err != nil {
+		if fiberErr, ok := err.(*fiber.Error); ok {
+			return nil, fiberErr
+		}
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to create chickins")
+	}
+
+	result := make([]entity.ProjectChickin, 0, len(newChikins))
+	for _, chickin := range newChikins {
+		loaded, err := s.GetOne(c, chickin.Id)
+		if err != nil {
+			return nil, fiber.NewError(fiber.StatusInternalServerError, fmt.Sprintf("Failed to reload chickin %d with relations: %v", chickin.Id, err))
+		}
+		result = append(result, *loaded)
+	}
+	if len(result) == 0 {
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to load created chickins")
+	}
+
+	return result, nil
 }
 
 func (s chickinService) UpdateOne(c *fiber.Ctx, req *validation.Update, id uint) (*entity.ProjectChickin, error) {
@@ -222,7 +274,7 @@ func (s chickinService) UpdateOne(c *fiber.Ctx, req *validation.Update, id uint)
 		updateBody["chick_in_date"] = req.ChickInDate
 	}
 	if req.Note != "" {
-		updateBody["note"] = req.Note
+		updateBody["notes"] = req.Note
 	}
 	if len(updateBody) == 0 {
 		return s.GetOne(c, id)
@@ -240,174 +292,335 @@ func (s chickinService) UpdateOne(c *fiber.Ctx, req *validation.Update, id uint)
 }
 
 func (s chickinService) DeleteOne(c *fiber.Ctx, id uint) error {
-	db := s.Repository.DB()
 
-	tx := db.WithContext(c.Context()).Begin()
-	if tx.Error != nil {
-		s.Log.Errorf("Failed to begin transaction: %+v", tx.Error)
-		return tx.Error
-	}
-	rollback := func(err error) error {
-		if rerr := tx.Rollback().Error; rerr != nil {
-			s.Log.Errorf("Rollback failed: %+v", rerr)
+	if err := s.Repository.DeleteOne(c.Context(), id); err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return fiber.NewError(fiber.StatusNotFound, "Chickin not found")
 		}
 		return err
 	}
 
-	chickinRepoTx := s.Repository.WithTx(tx)
-	pfkRepoTx := s.ProjectflockKandangRepo.WithTx(tx)
-	productWarehouseRepoTx := s.ProductWarehouseRepo.WithTx(tx)
+	return nil
+}
 
-	chickin, err := chickinRepoTx.GetByID(c.Context(), id, nil)
-	if errors.Is(err, gorm.ErrRecordNotFound) {
-		return rollback(fiber.NewError(fiber.StatusNotFound, "Chickin not found"))
-	}
-	if err != nil {
-		s.Log.Errorf("Failed get chickin by id: %+v", err)
-		return rollback(err)
-	}
+func (s chickinService) calculateAvailableQuantity(ctx *fiber.Ctx, projectFlockKandangID uint, productWarehouse *entity.ProductWarehouse, category string) (float64, error) {
+	availableQty := productWarehouse.Quantity
 
-	var population entity.ProjectFlockPopulation
-	if err := tx.WithContext(c.Context()).Where("project_flock_kandang_id = ?", chickin.ProjectFlockKandangId).First(&population).Error; err != nil {
-		if errors.Is(err, gorm.ErrRecordNotFound) {
-			return rollback(fiber.NewError(fiber.StatusNotFound, "Project flock population not found"))
-		}
-		s.Log.Errorf("Failed to get project flock population: %+v", err)
-		return rollback(err)
-	}
+	if category == string(utils.ProjectFlockCategoryGrowing) {
+		var totalPendingQty float64
 
-	newReserved := population.ReservedQuantity - chickin.Quantity
-	if newReserved < 0 {
-		newReserved = 0
-	}
-	if err := tx.WithContext(c.Context()).Model(&entity.ProjectFlockPopulation{}).Where("id = ?", population.Id).Updates(map[string]any{"reserved_quantity": newReserved}).Error; err != nil {
-		s.Log.Errorf("Failed to update project flock population: %+v", err)
-		return rollback(err)
-	}
+		chickins, err := s.Repository.GetByProjectFlockKandangID(ctx.Context(), projectFlockKandangID)
+		if err == nil {
+			for _, chickin := range chickins {
 
-	restoreFromDetails := func() (bool, error) {
-		var details []entity.ProjectChickinDetail
-		if err := tx.WithContext(c.Context()).Where("project_chickin_id = ?", chickin.Id).Find(&details).Error; err != nil {
-			return false, err
-		}
-		if len(details) == 0 {
-			return false, nil
+				if chickin.ProductWarehouseId == productWarehouse.Id && chickin.DeletedAt.Time.IsZero() && chickin.PendingUsageQty > 0 {
+					totalPendingQty += chickin.PendingUsageQty
+				}
+			}
 		}
 
-		for _, d := range details {
-			var pw entity.ProductWarehouse
-			if err := tx.WithContext(c.Context()).Where("id = ?", d.ProductWarehouseId).First(&pw).Error; err != nil {
-				if errors.Is(err, gorm.ErrRecordNotFound) {
+		availableQty = productWarehouse.Quantity - totalPendingQty
+		if availableQty < 0 {
+			availableQty = 0
+		}
+	} else if category == string(utils.ProjectFlockCategoryLaying) {
+		var totalPopulation float64
+		var totalPendingQty float64
 
+		populations, err := s.ProjectflockPopulationRepo.GetByProjectFlockKandangIDAndProductWarehouseID(ctx.Context(), projectFlockKandangID, productWarehouse.Id)
+		if err == nil {
+			for _, pop := range populations {
+				totalPopulation += pop.TotalQty
+			}
+		}
+		chickins, err := s.Repository.GetByProjectFlockKandangID(ctx.Context(), projectFlockKandangID)
+		if err == nil {
+			for _, chickin := range chickins {
+
+				if chickin.ProductWarehouseId == productWarehouse.Id && chickin.DeletedAt.Time.IsZero() && chickin.PendingUsageQty > 0 {
+					totalPendingQty += chickin.PendingUsageQty
+				}
+			}
+		}
+		availableQty = productWarehouse.Quantity - totalPopulation - totalPendingQty
+		if availableQty < 0 {
+			availableQty = 0
+		}
+	}
+
+	return availableQty, nil
+}
+
+func (s chickinService) Approval(c *fiber.Ctx, req *validation.Approve) ([]entity.ProjectChickin, error) {
+	if err := s.Validate.Struct(req); err != nil {
+		return nil, err
+	}
+
+	approvalSvc := commonSvc.NewApprovalService(commonRepo.NewApprovalRepository(s.Repository.DB()))
+
+	var action entity.ApprovalAction
+	switch strings.ToUpper(strings.TrimSpace(req.Action)) {
+	case string(entity.ApprovalActionRejected):
+		action = entity.ApprovalActionRejected
+	case string(entity.ApprovalActionApproved):
+		action = entity.ApprovalActionApproved
+	default:
+		return nil, fiber.NewError(fiber.StatusBadRequest, "action must be APPROVED or REJECTED")
+	}
+
+	approvableIDs := utils.UniqueUintSlice(req.ApprovableIds)
+	if len(approvableIDs) == 0 {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "approvable_ids must contain at least one id")
+	}
+
+	for _, id := range approvableIDs {
+		idCopy := id
+		if err := commonSvc.EnsureRelations(c.Context(), commonSvc.RelationCheck{Name: "ProjectFlockKandang", ID: &idCopy, Exists: s.ProjectflockKandangRepo.IdExists}); err != nil {
+			return nil, err
+		}
+
+		latestApproval, err := approvalSvc.LatestByTarget(c.Context(), utils.ApprovalWorkflowProjectFlockKandang, id, nil)
+
+		if err != nil {
+			return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to check approval status")
+		}
+		if latestApproval == nil {
+			return nil, fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("No approval found for ProjectFlockKandang %d - chickins must be created first", id))
+		}
+		if latestApproval.StepNumber != uint16(utils.ProjectFlockKandangStepPengajuan) {
+			return nil, fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("ProjectFlockKandang %d cannot be approved - current status is not in PENGAJUAN stage", id))
+		}
+	}
+
+	step := utils.ProjectFlockKandangStepPengajuan
+	if action == entity.ApprovalActionApproved {
+		step = utils.ProjectFlockKandangStepDisetujui
+	}
+
+	err := s.Repository.DB().WithContext(c.Context()).Transaction(func(dbTransaction *gorm.DB) error {
+
+		approvalSvc := commonSvc.NewApprovalService(commonRepo.NewApprovalRepository(dbTransaction))
+		chickinRepoTx := repository.NewChickinRepository(dbTransaction)
+		productWarehouseTx := s.ProductWarehouseRepo.WithTx(dbTransaction)
+
+		for _, approvableID := range approvableIDs {
+			actorID := uint(1) // todo nanti ambil dari auth context
+			if _, err := approvalSvc.CreateApproval(
+				c.Context(),
+				utils.ApprovalWorkflowProjectFlockKandang,
+				approvableID,
+				step,
+				&action,
+				actorID,
+				req.Notes,
+			); err != nil {
+				return fiber.NewError(fiber.StatusInternalServerError, "Failed to create approval")
+			}
+
+			if action == entity.ApprovalActionApproved {
+				chickins, err := chickinRepoTx.GetByProjectFlockKandangID(c.Context(), approvableID)
+				if err != nil {
+					return fiber.NewError(fiber.StatusInternalServerError, fmt.Sprintf("Failed to get chickins for approval %d", approvableID))
+				}
+
+				kandangForApproval, err := s.ProjectflockKandangRepo.GetByID(c.Context(), approvableID)
+				if err != nil {
+					if errors.Is(err, gorm.ErrRecordNotFound) {
+						return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("ProjectFlockKandang %d not found", approvableID))
+					}
+					return fiber.NewError(fiber.StatusInternalServerError, "Failed to get ProjectFlockKandang")
+				}
+
+				category := strings.ToUpper(strings.TrimSpace(kandangForApproval.ProjectFlock.Category))
+
+				if category == string(utils.ProjectFlockCategoryGrowing) {
+					warehouse, err := s.WarehouseRepo.GetByKandangID(c.Context(), kandangForApproval.KandangId)
+					if err != nil {
+						if errors.Is(err, gorm.ErrRecordNotFound) {
+							return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("Warehouse for kandang %d not found", kandangForApproval.KandangId))
+						}
+						return fiber.NewError(fiber.StatusInternalServerError, "Failed to get warehouse")
+					}
+
+					targetPW, err := s.getOrCreateProductWarehouse(c, warehouse.Id, "PULLET", dbTransaction, actorID)
+					if err != nil {
+						return fiber.NewError(fiber.StatusInternalServerError, "Failed to get/create PULLET product warehouse")
+					}
+					if err := s.convertChickinsToTarget(c, chickins, targetPW, dbTransaction, actorID); err != nil {
+						return fiber.NewError(fiber.StatusInternalServerError, "Failed to convert chickins to target")
+					}
+				} else if category == string(utils.ProjectFlockCategoryLaying) {
+					warehouse, err := s.WarehouseRepo.GetByKandangID(c.Context(), kandangForApproval.KandangId)
+					if err != nil {
+						if errors.Is(err, gorm.ErrRecordNotFound) {
+							return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("Warehouse for kandang %d not found", kandangForApproval.KandangId))
+						}
+						return fiber.NewError(fiber.StatusInternalServerError, "Failed to get warehouse")
+					}
+
+					targetPW, err := s.getOrCreateProductWarehouse(c, warehouse.Id, "PULLET", dbTransaction, actorID)
+					if err != nil {
+						return fiber.NewError(fiber.StatusInternalServerError, "Failed to get/create PULLET product warehouse")
+					}
+					if err := s.convertChickinsToTarget(c, chickins, targetPW, dbTransaction, actorID); err != nil {
+						return fiber.NewError(fiber.StatusInternalServerError, "Failed to convert chickins to target")
+					}
+				}
+			}
+			if action == entity.ApprovalActionRejected {
+				chickins, err := chickinRepoTx.GetPendingByProjectFlockKandangID(c.Context(), approvableID)
+				if err != nil {
+					return fiber.NewError(fiber.StatusInternalServerError, fmt.Sprintf("Failed to get pending chickins for rejection %d", approvableID))
+				}
+
+				if len(chickins) == 0 {
 					continue
 				}
-				return false, err
-			}
 
-			updatedQuantity := pw.Quantity + d.Quantity
-			if err := productWarehouseRepoTx.PatchOne(c.Context(), pw.Id, map[string]any{"quantity": updatedQuantity}, nil); err != nil {
-				return false, err
+				kandangForRejection, err := s.ProjectflockKandangRepo.GetByID(c.Context(), approvableID)
+				if err != nil {
+					if errors.Is(err, gorm.ErrRecordNotFound) {
+						return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("ProjectFlockKandang %d not found", approvableID))
+					}
+					return fiber.NewError(fiber.StatusInternalServerError, "Failed to get ProjectFlockKandang")
+				}
+
+				categoryForRejection := strings.ToUpper(strings.TrimSpace(kandangForRejection.ProjectFlock.Category))
+
+				for _, chickin := range chickins {
+
+					if categoryForRejection == string(utils.ProjectFlockCategoryGrowing) {
+						updates := map[string]any{"quantity": gorm.Expr("quantity + ?", chickin.PendingUsageQty)}
+
+						if err := productWarehouseTx.PatchOne(c.Context(), chickin.ProductWarehouseId, updates, nil); err != nil {
+							if errors.Is(err, gorm.ErrRecordNotFound) {
+								return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("Product warehouse %d not found during rejection", chickin.ProductWarehouseId))
+							}
+							return fiber.NewError(fiber.StatusInternalServerError, fmt.Sprintf("Failed to restore product warehouse quantity for chickin %d", chickin.Id))
+						}
+					}
+
+					if err := chickinRepoTx.DeleteOne(c.Context(), chickin.Id); err != nil {
+						if !errors.Is(err, gorm.ErrRecordNotFound) {
+							return fiber.NewError(fiber.StatusInternalServerError, fmt.Sprintf("Failed to delete rejected chickin %d", chickin.Id))
+						}
+					}
+				}
 			}
 		}
+		return nil
+	})
 
-		if err := tx.WithContext(c.Context()).Where("project_chickin_id = ?", chickin.Id).Delete(&entity.ProjectChickinDetail{}).Error; err != nil {
-			return false, err
-		}
-		return true, nil
-	}
-
-	restored, err := restoreFromDetails()
 	if err != nil {
-		s.Log.Errorf("Failed to restore from chickin details: %+v", err)
-		return rollback(err)
+		if fiberErr, ok := err.(*fiber.Error); ok {
+			return nil, fiberErr
+		}
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to record approval")
 	}
 
-	if !restored {
+	updated := make([]entity.ProjectChickin, 0)
+	for _, kandangID := range approvableIDs {
+		var chickins []entity.ProjectChickin
+		if err := s.Repository.DB().WithContext(c.Context()).Where("project_flock_kandang_id = ?", kandangID).Find(&chickins).Error; err != nil {
+			return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to load approved chickins")
+		}
+		updated = append(updated, chickins...)
+	}
 
-		projectflockkandang, err := pfkRepoTx.GetByID(c.Context(), population.ProjectFlockKandangId)
+	return updated, nil
+}
+
+func (s *chickinService) getOrCreateProductWarehouse(ctx *fiber.Ctx, warehouseId uint, categoryCode string, dbTransaction *gorm.DB, actorID uint) (*entity.ProductWarehouse, error) {
+
+	products, err := s.ProductWarehouseRepo.GetByFlagAndWarehouseID(ctx.Context(), categoryCode, warehouseId)
+	if err == nil && len(products) > 0 {
+		return &products[0], nil
+	}
+
+	product, err := s.ProductWarehouseRepo.GetFirstProductByFlag(ctx.Context(), categoryCode)
+	if err != nil {
+		return nil, fmt.Errorf("failed to get %s product: %w", categoryCode, err)
+	}
+	if product == nil {
+		return nil, fmt.Errorf("no %s product found in system", categoryCode)
+	}
+
+	newPW := &entity.ProductWarehouse{
+		ProductId:   product.Id,
+		WarehouseId: warehouseId,
+		Quantity:    0,
+		CreatedBy:   actorID,
+	}
+
+	if err := s.ProductWarehouseRepo.WithTx(dbTransaction).CreateOne(ctx.Context(), newPW, nil); err != nil {
+		return nil, fmt.Errorf("failed to create %s product warehouse: %w", categoryCode, err)
+	}
+
+	return newPW, nil
+}
+
+func (s *chickinService) convertChickinsToTarget(ctx *fiber.Ctx, chickins []entity.ProjectChickin, targetPW *entity.ProductWarehouse, dbTransaction *gorm.DB, actorID uint) error {
+
+	if targetPW == nil || targetPW.Id == 0 {
+		return fmt.Errorf("invalid target product warehouse")
+	}
+
+	chickinRepoTx := repository.NewChickinRepository(dbTransaction)
+	productWarehouseTx := s.ProductWarehouseRepo.WithTx(dbTransaction)
+	ProjectFlockPopulationRepotx := s.ProjectflockPopulationRepo.WithTx(dbTransaction)
+
+	for _, chickin := range chickins {
+
+		populationExists, err := ProjectFlockPopulationRepotx.ExistsByProjectChickinID(ctx.Context(), chickin.Id)
 		if err != nil {
-			s.Log.Errorf("Failed to get projectflock kandang: %+v", err)
-			return rollback(err)
+			return fmt.Errorf("failed to check population existence for chickin %d: %w", chickin.Id, err)
 		}
 
-		var warehouse entity.Warehouse
-		if err := tx.WithContext(c.Context()).Where("kandang_id = ?", projectflockkandang.KandangId).First(&warehouse).Error; err != nil {
-			if errors.Is(err, gorm.ErrRecordNotFound) {
-				return rollback(fiber.NewError(fiber.StatusNotFound, "Warehouse not found for kandang"))
+		if populationExists {
+			s.Log.Infof("population already exists for chickin %d, skipping", chickin.Id)
+			continue
+		}
+
+		quantityToConvert := chickin.PendingUsageQty
+
+		if err := chickinRepoTx.PatchOne(ctx.Context(), chickin.Id, map[string]any{
+			"usage_qty":         quantityToConvert,
+			"pending_usage_qty": 0,
+		}, nil); err != nil {
+			return fmt.Errorf("failed to update chickin %d qty: %w", chickin.Id, err)
+		}
+
+		if chickin.ProductWarehouseId != targetPW.Id {
+			if err := productWarehouseTx.PatchOne(ctx.Context(), chickin.ProductWarehouseId, map[string]any{
+				"quantity": gorm.Expr("quantity - ?", quantityToConvert),
+			}, nil); err != nil {
+				if errors.Is(err, gorm.ErrRecordNotFound) {
+					return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("Source product warehouse %d not found", chickin.ProductWarehouseId))
+				}
+				return fmt.Errorf("failed to deduct source warehouse quantity for chickin %d: %w", chickin.Id, err)
 			}
-			s.Log.Errorf("Failed to get warehouse: %+v", err)
-			return rollback(err)
 		}
 
-		productWarehouse, err := s.ProductWarehouseRepo.GetLatestByCategoryCodeAndWarehouseID(
-			c.Context(),
-			"DOC",
-			warehouse.Id,
-			tx,
-		)
-		if err != nil {
+		if err := productWarehouseTx.PatchOne(ctx.Context(), targetPW.Id, map[string]any{
+			"quantity": gorm.Expr("quantity + ?", quantityToConvert),
+		}, nil); err != nil {
 			if errors.Is(err, gorm.ErrRecordNotFound) {
-				return rollback(fiber.NewError(fiber.StatusNotFound, "Product Warehouse not found for the given Project Flock and Warehouse"))
+				return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("Target product warehouse %d not found", targetPW.Id))
 			}
-			s.Log.Errorf("Failed to get product warehouse: %+v", err)
-			return rollback(err)
+			return fmt.Errorf("failed to update target warehouse quantity: %w", err)
 		}
 
-		updatedQuantity := productWarehouse.Quantity + chickin.Quantity
-		if err := productWarehouseRepoTx.PatchOne(c.Context(), productWarehouse.Id, map[string]any{"quantity": updatedQuantity}, nil); err != nil {
-			s.Log.Errorf("Failed to update product warehouse quantity: %+v", err)
-			return rollback(err)
+		population := &entity.ProjectFlockPopulation{
+			ProjectChickinId:   chickin.Id,
+			ProductWarehouseId: targetPW.Id,
+			TotalQty:           quantityToConvert,
+			TotalUsedQty:       0,
+			Notes:              chickin.Notes,
+			CreatedBy:          actorID,
 		}
-	}
-
-	// delete chickin (single place)
-	if err := chickinRepoTx.DeleteOne(c.Context(), id); err != nil {
-		if errors.Is(err, gorm.ErrRecordNotFound) {
-			return rollback(fiber.NewError(fiber.StatusNotFound, "Chickin not found"))
+		if err := ProjectFlockPopulationRepotx.CreateOne(ctx.Context(), population, nil); err != nil {
+			return err
 		}
-		s.Log.Errorf("Failed to delete chickin: %+v", err)
-		return rollback(err)
-	}
-
-	if err := tx.Commit().Error; err != nil {
-		s.Log.Errorf("Failed to commit transaction: %+v", err)
-		return rollback(err)
-	}
-
-	return nil
-}
-
-func (s *chickinService) Approve(c *fiber.Ctx, id uint) error {
-
-	// todo: ini contoh akhir jika sudah approved
-
-	chickin, err := s.Repository.GetByID(
-		c.Context(),
-		id,
-		nil,
-	)
-	if errors.Is(err, gorm.ErrRecordNotFound) {
-		return fiber.NewError(fiber.StatusNotFound, "Chickin not found")
-	}
-	if err != nil {
-		s.Log.Errorf("Failed get chickin by id: %+v", err)
-		return err
-	}
-
-	population, err := s.ProjectflockPopulationRepo.GetByProjectFlockKandangID(c.Context(), chickin.ProjectFlockKandangId)
-	if err != nil {
-		s.Log.Errorf("Failed to get project flock population: %+v", err)
-		return err
-	}
-
-	err = s.ProjectflockPopulationRepo.PatchOne(c.Context(), population.Id, map[string]any{
-		"reserved_quantity": population.ReservedQuantity - chickin.Quantity,
-		"initial_quantity":  population.InitialQuantity + chickin.Quantity,
-		"current_quantity":  population.CurrentQuantity + chickin.Quantity,
-	}, nil)
-	if err != nil {
-		s.Log.Errorf("Failed to update project flock population: %+v", err)
-		return err
 	}
 
 	return nil