feat(BE-281): fixing recording error, fixing limit upload uniformity and purchase, add filter and statistic uniformity

internal/config/fiber.go

@@ -13,6 +13,7 @@ func FiberConfig() fiber.Config {
 		CaseSensitive: true,
 		ServerHeader:  "Fiber",
 		AppName:       "Fiber API",
+		BodyLimit:    8 * 1024 * 1024,
 		ErrorHandler:  utils.ErrorHandler,
 		JSONEncoder:   sonic.Marshal,
 		JSONDecoder:   sonic.Unmarshal,

internal/database/migrations/20260107075608_alter_uniformity_table.down.sql

@@ -0,0 +1,7 @@
+-- Remove chart_data, uniform_date, and related indexes
+DROP INDEX IF EXISTS idx_project_flock_kandang_uniformity_uniform_date;
+DROP INDEX IF EXISTS idx_project_flock_kandang_uniformity_unique;
+
+ALTER TABLE project_flock_kandang_uniformity
+    DROP COLUMN IF EXISTS chart_data,
+    DROP COLUMN IF EXISTS uniform_date;

internal/database/migrations/20260107075608_alter_uniformity_table.up.sql

@@ -0,0 +1,25 @@
+-- Add uniform_date (if missing), chart_data, and unique constraint for uniformity records
+ALTER TABLE project_flock_kandang_uniformity
+    ADD COLUMN IF NOT EXISTS uniform_date TIMESTAMPTZ,
+    ADD COLUMN IF NOT EXISTS chart_data JSONB;
+
+DO $$
+BEGIN
+    IF EXISTS (
+        SELECT 1
+        FROM information_schema.columns
+        WHERE table_schema = 'public'
+          AND table_name = 'project_flock_kandang_uniformity'
+          AND column_name = 'deleted_at'
+    ) THEN
+        CREATE UNIQUE INDEX IF NOT EXISTS idx_project_flock_kandang_uniformity_unique
+            ON project_flock_kandang_uniformity (project_flock_kandang_id, week, uniform_date)
+            WHERE deleted_at IS NULL;
+    ELSE
+        CREATE UNIQUE INDEX IF NOT EXISTS idx_project_flock_kandang_uniformity_unique
+            ON project_flock_kandang_uniformity (project_flock_kandang_id, week, uniform_date);
+    END IF;
+END $$;
+
+CREATE INDEX IF NOT EXISTS idx_project_flock_kandang_uniformity_uniform_date
+    ON project_flock_kandang_uniformity (uniform_date);

internal/entities/project_flock_kandang_uniformity.go

@@ -1,20 +1,24 @@
 package entities
 
-import "time"
+import (
+	"encoding/json"
+	"time"
+)
 
 type ProjectFlockKandangUniformity struct {
-	Id                    uint           `gorm:"primaryKey"`
-	Uniformity            float64        `gorm:"type:numeric(15,3)"`
-	Week                  int            `gorm:"not null"`
-	Cv                    float64        `gorm:"type:numeric(15,3)"`
-	ChickQtyOfWeight      float64        `gorm:"type:numeric(15,3)"`
-	MeanUp                float64        `gorm:"type:numeric(15,3)"`
-	MeanDown              float64        `gorm:"type:numeric(15,3)"`
-	ProjectFlockKandangId uint           `gorm:"not null"`
-	UniformQty            float64        `gorm:"type:numeric(15,3)"`
-	NotUniformQty         float64        `gorm:"type:numeric(15,3)"`
-	UniformDate           *time.Time     `gorm:"type:timestamptz"`
-	CreatedBy             uint           `gorm:"not null"`
+	Id                    uint            `gorm:"primaryKey"`
+	Uniformity            float64         `gorm:"type:numeric(15,3)"`
+	Week                  int             `gorm:"not null"`
+	Cv                    float64         `gorm:"type:numeric(15,3)"`
+	ChickQtyOfWeight      float64         `gorm:"type:numeric(15,3)"`
+	MeanUp                float64         `gorm:"type:numeric(15,3)"`
+	MeanDown              float64         `gorm:"type:numeric(15,3)"`
+	ProjectFlockKandangId uint            `gorm:"not null"`
+	UniformQty            float64         `gorm:"type:numeric(15,3)"`
+	NotUniformQty         float64         `gorm:"type:numeric(15,3)"`
+	ChartData             json.RawMessage `gorm:"type:jsonb"`
+	UniformDate           *time.Time      `gorm:"type:timestamptz"`
+	CreatedBy             uint            `gorm:"not null"`
 
 	ProjectFlockKandang ProjectFlockKandang `gorm:"foreignKey:ProjectFlockKandangId;references:Id"`
 	CreatedUser         User                `gorm:"foreignKey:CreatedBy;references:Id"`

internal/entities/recording_egg.go

@@ -12,7 +12,7 @@ type RecordingEgg struct {
 	CreatedAt          time.Time        `gorm:"autoCreateTime"`
 	UpdatedAt          time.Time        `gorm:"autoUpdateTime"`
 	ProductWarehouse   ProductWarehouse `gorm:"foreignKey:ProductWarehouseId;references:Id"`
-	ProductFlagName    *string          `gorm:"column:product_flag_name" json:"-"`
+	ProductFlagName    *string          `gorm:"->;column:product_flag_name" json:"-"`
 	CreatedUser        *User            `gorm:"foreignKey:CreatedBy;references:Id"`
 	Recording          Recording        `gorm:"foreignKey:RecordingId;references:Id"`
 }

internal/modules/production/uniformities/controllers/uniformity.controller.go

@@ -5,6 +5,7 @@ import (
 
 	"gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/dto"
 	service "gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/services"
+	utypes "gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/types"
 	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/validations"
 	"gitlab.com/mbugroup/lti-api.git/internal/response"
 
@@ -40,6 +41,13 @@ func (u *UniformityController) GetAll(c *fiber.Ctx) error {
 	if err != nil {
 		return err
 	}
+	var charts map[uint]utypes.UniformityChartData
+	if query.WithChart {
+		charts, err = u.UniformityService.MapCharts(c, result)
+		if err != nil {
+			return err
+		}
+	}
 
 	return c.Status(fiber.StatusOK).
 		JSON(response.SuccessWithPaginate[dto.UniformityListDTO]{
@@ -51,13 +59,9 @@ func (u *UniformityController) GetAll(c *fiber.Ctx) error {
 				Limit:        query.Limit,
 				TotalPages:   int64(math.Ceil(float64(totalResults) / float64(query.Limit))),
 				TotalResults: totalResults,
-				Filters: fiber.Map{
-					"location_id":      "",
-					"project_flock_id": "",
-					"status":           "Pengajuan",
-				},
+				Filters:      dto.BuildUniformityFilters(query),
 			},
-			Data: dto.ToUniformityListDTOsWithStandard(result, standards, documents),
+			Data: dto.ToUniformityListDTOsWithStandard(result, standards, documents, charts),
 		})
 }
 
@@ -73,7 +77,7 @@ func (u *UniformityController) GetOne(c *fiber.Ctx) error {
 	}
 
 	withDetails := c.QueryBool("with_details", false)
-	calculation := service.UniformityCalculation{}
+	calculation := utypes.UniformityCalculation{}
 	var document *entity.Document
 	var documentURL string
 	var meanWeight float64
@@ -87,7 +91,7 @@ func (u *UniformityController) GetOne(c *fiber.Ctx) error {
 			return err
 		}
 	} else {
-		calculation = service.UniformityCalculation{
+		calculation = utypes.UniformityCalculation{
 			ChickQtyOfWeight: result.ChickQtyOfWeight,
 			MeanWeight:       meanWeight,
 			MeanDown:         result.MeanDown,
@@ -229,7 +233,7 @@ func (u *UniformityController) UpdateOne(c *fiber.Ctx) error {
 		}
 	}
 
-	calculation := service.UniformityCalculation{
+	calculation := utypes.UniformityCalculation{
 		ChickQtyOfWeight: result.ChickQtyOfWeight,
 		MeanWeight:       math.Round(result.MeanUp / 1.10),
 		MeanDown:         result.MeanDown,

internal/modules/production/uniformities/dto/uniformity.dto.go

@@ -5,7 +5,11 @@ import (
 
 	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
 	approvalDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/approvals/dto"
-	service "gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/services"
+	utypes "gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/types"
+	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/validations"
+	"gitlab.com/mbugroup/lti-api.git/internal/utils"
+
+	"github.com/gofiber/fiber/v2"
 )
 
 type UniformitySamplingDTO struct {
@@ -49,13 +53,13 @@ type UniformityInfoDTO struct {
 }
 
 type UniformityDetailDTO struct {
-	Id                uint                      `json:"id"`
-	InfoUmum          UniformityInfoDTO         `json:"info_umum"`
-	Sampling          UniformitySamplingDTO     `json:"sampling"`
-	Result            UniformityResultDTO       `json:"result"`
-	Standard          *UniformityStandardDTO    `json:"standard"`
+	Id                uint                             `json:"id"`
+	InfoUmum          UniformityInfoDTO                `json:"info_umum"`
+	Sampling          UniformitySamplingDTO            `json:"sampling"`
+	Result            UniformityResultDTO              `json:"result"`
+	Standard          *UniformityStandardDTO           `json:"standard"`
 	LatestApproval    *approvalDTO.ApprovalRelationDTO `json:"latest_approval"`
-	UniformityDetails []UniformityDetailItemDTO `json:"uniformity_details"`
+	UniformityDetails []UniformityDetailItemDTO        `json:"uniformity_details"`
 }
 
 type UniformityListDTO struct {
@@ -76,6 +80,7 @@ type UniformityListDTO struct {
 	MeanDown              float64                          `json:"mean_down"`
 	StandardMeanWeight    *float64                         `json:"standard_mean_weight"`
 	StandardUniformity    *float64                         `json:"standard_uniformity"`
+	ChartData             *utypes.UniformityChartData      `json:"chart_data,omitempty"`
 	CreatedBy             uint                             `json:"created_by"`
 	LatestApproval        *approvalDTO.ApprovalRelationDTO `json:"latest_approval"`
 }
@@ -87,7 +92,7 @@ func NewDocumentForResponse(name string) *entity.Document {
 	return &entity.Document{Name: name}
 }
 
-func ToUniformityVerificationDTO(calc service.UniformityCalculation) UniformityVerificationDTO {
+func ToUniformityVerificationDTO(calc utypes.UniformityCalculation) UniformityVerificationDTO {
 	return UniformityVerificationDTO{
 		Sampling:          toUniformitySamplingDTO(calc),
 		Result:            toUniformityResultDTO(calc),
@@ -97,7 +102,7 @@ func ToUniformityVerificationDTO(calc service.UniformityCalculation) UniformityV
 
 func ToUniformityDetailDTO(
 	entityData entity.ProjectFlockKandangUniformity,
-	calc service.UniformityCalculation,
+	calc utypes.UniformityCalculation,
 	document *entity.Document,
 	documentURL string,
 	standard *UniformityStandardDTO,
@@ -171,8 +176,9 @@ func ToUniformityListDTOs(items []entity.ProjectFlockKandangUniformity) []Unifor
 
 func ToUniformityListDTOsWithStandard(
 	items []entity.ProjectFlockKandangUniformity,
-	standards map[uint]service.UniformityStandard,
+	standards map[uint]utypes.UniformityStandard,
 	documentNames map[uint]string,
+	charts map[uint]utypes.UniformityChartData,
 ) []UniformityListDTO {
 	result := ToUniformityListDTOs(items)
 	if len(result) == 0 || len(standards) == 0 {
@@ -180,6 +186,10 @@ func ToUniformityListDTOsWithStandard(
 			if name, ok := documentNames[result[i].Id]; ok {
 				result[i].FileName = name
 			}
+			if chart, ok := charts[result[i].Id]; ok {
+				chartCopy := chart
+				result[i].ChartData = &chartCopy
+			}
 		}
 		return result
 	}
@@ -192,11 +202,15 @@ func ToUniformityListDTOsWithStandard(
 		if name, ok := documentNames[result[i].Id]; ok {
 			result[i].FileName = name
 		}
+		if chart, ok := charts[result[i].Id]; ok {
+			chartCopy := chart
+			result[i].ChartData = &chartCopy
+		}
 	}
 	return result
 }
 
-func toUniformitySamplingDTO(calc service.UniformityCalculation) UniformitySamplingDTO {
+func toUniformitySamplingDTO(calc utypes.UniformityCalculation) UniformitySamplingDTO {
 	return UniformitySamplingDTO{
 		ChickQtyOfWeight: calc.ChickQtyOfWeight,
 		MeanWeight:       calc.MeanWeight,
@@ -205,7 +219,7 @@ func toUniformitySamplingDTO(calc service.UniformityCalculation) UniformitySampl
 	}
 }
 
-func toUniformityResultDTO(calc service.UniformityCalculation) UniformityResultDTO {
+func toUniformityResultDTO(calc utypes.UniformityCalculation) UniformityResultDTO {
 	return UniformityResultDTO{
 		UniformQty: calc.UniformQty,
 		OutsideQty: calc.OutsideQty,
@@ -214,7 +228,7 @@ func toUniformityResultDTO(calc service.UniformityCalculation) UniformityResultD
 	}
 }
 
-func toUniformityDetailItemsDTO(calc service.UniformityCalculation) []UniformityDetailItemDTO {
+func toUniformityDetailItemsDTO(calc utypes.UniformityCalculation) []UniformityDetailItemDTO {
 	result := make([]UniformityDetailItemDTO, len(calc.Details))
 	for i, item := range calc.Details {
 		result[i] = UniformityDetailItemDTO{
@@ -254,5 +268,18 @@ func formatUniformityDate(date *time.Time) string {
 	if date == nil || date.IsZero() {
 		return ""
 	}
-	return date.Format("2006-01-02")
+	return utils.FormatDate(*date)
+}
+
+func BuildUniformityFilters(query *validation.Query) fiber.Map {
+	if query == nil {
+		return fiber.Map{}
+	}
+	return fiber.Map{
+		"project_flock_kandang_id": query.ProjectFlockKandangId,
+		"start_date":               query.StartDate,
+		"end_date":                 query.EndDate,
+		"with_chart":               query.WithChart,
+		"status":                   "Pengajuan",
+	}
 }

internal/modules/production/uniformities/repositories/uniformity.repository.go

@@ -2,14 +2,18 @@ package repository
 
 import (
 	"context"
+	"time"
 
 	"gitlab.com/mbugroup/lti-api.git/internal/common/repository"
 	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/validations"
 	"gorm.io/gorm"
 )
 
 type UniformityRepository interface {
 	repository.BaseRepository[entity.ProjectFlockKandangUniformity]
+	GetAllWithFilters(ctx context.Context, offset, limit int, params *validation.Query) ([]entity.ProjectFlockKandangUniformity, int64, error)
+	WithDefaultRelations() func(*gorm.DB) *gorm.DB
 	DeleteByProjectFlockKandangIDs(ctx context.Context, projectFlockKandangIDs []uint) error
 }
 
@@ -23,6 +27,46 @@ func NewUniformityRepository(db *gorm.DB) UniformityRepository {
 	}
 }
 
+func (r *UniformityRepositoryImpl) GetAllWithFilters(ctx context.Context, offset, limit int, params *validation.Query) ([]entity.ProjectFlockKandangUniformity, int64, error) {
+	return r.GetAll(ctx, offset, limit, func(db *gorm.DB) *gorm.DB {
+		return r.applyQueryFilters(r.WithDefaultRelations()(db), params)
+	})
+}
+
+func (r *UniformityRepositoryImpl) WithDefaultRelations() func(*gorm.DB) *gorm.DB {
+	return func(db *gorm.DB) *gorm.DB {
+		return db.
+			Preload("ProjectFlockKandang.ProjectFlock.Location").
+			Preload("ProjectFlockKandang.Kandang.Location")
+	}
+}
+
+func (r *UniformityRepositoryImpl) applyQueryFilters(db *gorm.DB, params *validation.Query) *gorm.DB {
+	if params == nil {
+		return db
+	}
+
+	if params.ProjectFlockKandangId != 0 {
+		db = db.Where("project_flock_kandang_id = ?", params.ProjectFlockKandangId)
+	}
+	if params.Week != 0 {
+		db = db.Where("week = ?", params.Week)
+	}
+
+	startDateValue, endDateValue, err := validation.ParseDateRange(params.StartDate, params.EndDate)
+	if err == nil {
+		if startDateValue != nil && endDateValue != nil {
+			db = db.Where("uniform_date >= ? AND uniform_date < ?", *startDateValue, endDateValue.Add(24*time.Hour))
+		} else if startDateValue != nil {
+			db = db.Where("uniform_date >= ?", *startDateValue)
+		} else if endDateValue != nil {
+			db = db.Where("uniform_date < ?", endDateValue.Add(24*time.Hour))
+		}
+	}
+
+	return db.Order("uniform_date DESC").Order("id DESC")
+}
+
 func (r *UniformityRepositoryImpl) DeleteByProjectFlockKandangIDs(ctx context.Context, projectFlockKandangIDs []uint) error {
 	if len(projectFlockKandangIDs) == 0 {
 		return nil

internal/modules/production/uniformities/services/uniformity.body_weight_excel.go

@@ -1,200 +0,0 @@
-package service
-
-import (
-	"io"
-	"mime/multipart"
-	"strconv"
-	"strings"
-
-	"github.com/gofiber/fiber/v2"
-	"github.com/xuri/excelize/v2"
-)
-
-type BodyWeightExcelRow struct {
-	No     int     `json:"no"`
-	Weight float64 `json:"weight"`
-	Range  string  `json:"range,omitempty"`
-}
-
-func (s uniformityService) ParseBodyWeightExcel(_ *fiber.Ctx, file *multipart.FileHeader) ([]BodyWeightExcelRow, error) {
-	if file == nil {
-		return nil, fiber.NewError(fiber.StatusBadRequest, "file is required")
-	}
-
-	reader, err := file.Open()
-	if err != nil {
-		return nil, fiber.NewError(fiber.StatusBadRequest, "failed to open file")
-	}
-	defer reader.Close()
-
-	rows, err := parseBodyWeightExcelReader(reader)
-	if err != nil {
-		return nil, err
-	}
-
-	return rows, nil
-}
-
-func parseBodyWeightExcelReader(reader io.Reader) ([]BodyWeightExcelRow, error) {
-	xlsx, err := excelize.OpenReader(reader)
-	if err != nil {
-		return nil, fiber.NewError(fiber.StatusBadRequest, "failed to read excel file")
-	}
-	defer func() {
-		_ = xlsx.Close()
-	}()
-
-	sheets := xlsx.GetSheetList()
-	if len(sheets) == 0 {
-		return nil, fiber.NewError(fiber.StatusBadRequest, "no sheets found in file")
-	}
-
-	sheetName := sheets[0]
-	if len(sheets) > 1 {
-		sheetName = sheets[1]
-	}
-
-	rows, err := xlsx.GetRows(sheetName, excelize.Options{RawCellValue: true})
-	if err != nil {
-		return nil, fiber.NewError(fiber.StatusBadRequest, "failed to read sheet rows")
-	}
-
-	return parseBodyWeightRows(rows)
-}
-
-func parseBodyWeightRows(rows [][]string) ([]BodyWeightExcelRow, error) {
-	headerRowIdx, noCol, bwCol, rangeCol := findBodyWeightHeader(rows)
-	if headerRowIdx < 0 || bwCol < 0 {
-		return nil, fiber.NewError(fiber.StatusBadRequest, "header BW not found")
-	}
-
-	result := make([]BodyWeightExcelRow, 0)
-	lastNo := 0
-
-	for i := headerRowIdx + 1; i < len(rows); i++ {
-		row := rows[i]
-		weightStr := cellAt(row, bwCol)
-		weightVal, ok := parseNumber(weightStr)
-		if !ok {
-			continue
-		}
-
-		noVal := 0
-		if noCol >= 0 {
-			if parsed, ok := parseNumber(cellAt(row, noCol)); ok {
-				noVal = int(parsed)
-			}
-		}
-		if noVal <= 0 {
-			noVal = lastNo + 1
-		}
-		if noVal > lastNo {
-			lastNo = noVal
-		}
-
-		rangeVal := ""
-		if rangeCol >= 0 {
-			rangeVal = strings.TrimSpace(cellAt(row, rangeCol))
-		}
-
-		rowPayload := BodyWeightExcelRow{
-			No:     noVal,
-			Weight: weightVal,
-			Range:  rangeVal,
-		}
-		if rowPayload.No <= 0 || rowPayload.Weight <= 0 {
-			return nil, fiber.NewError(fiber.StatusBadRequest, "invalid body weight row data")
-		}
-
-		result = append(result, rowPayload)
-	}
-
-	if len(result) == 0 {
-		return nil, fiber.NewError(fiber.StatusBadRequest, "no body weight data found")
-	}
-
-	return result, nil
-}
-
-func findBodyWeightHeader(rows [][]string) (rowIdx int, noCol int, bwCol int, rangeCol int) {
-	rowIdx = -1
-	noCol = -1
-	bwCol = -1
-	rangeCol = -1
-
-	for i, row := range rows {
-		tempNo := -1
-		tempBW := -1
-		tempRange := -1
-		for j, cell := range row {
-			label := normalizeHeader(cell)
-			switch label {
-			case "no":
-				tempNo = j
-			case "bw":
-				tempBW = j
-			case "outsiderange":
-				tempRange = j
-			default:
-				if strings.HasPrefix(label, "bw") {
-					tempBW = j
-				} else if strings.HasPrefix(label, "no") {
-					tempNo = j
-				} else if strings.Contains(label, "range") {
-					tempRange = j
-				}
-			}
-		}
-		if tempBW >= 0 {
-			rowIdx = i
-			bwCol = tempBW
-			noCol = tempNo
-			rangeCol = tempRange
-			break
-		}
-	}
-
-	return rowIdx, noCol, bwCol, rangeCol
-}
-
-func cellAt(row []string, idx int) string {
-	if idx < 0 || idx >= len(row) {
-		return ""
-	}
-	return strings.TrimSpace(row[idx])
-}
-
-func normalizeHeader(value string) string {
-	trimmed := strings.ToLower(strings.TrimSpace(value))
-	if trimmed == "" {
-		return ""
-	}
-	var b strings.Builder
-	for _, r := range trimmed {
-		if r >= 'a' && r <= 'z' {
-			b.WriteRune(r)
-		}
-	}
-	return b.String()
-}
-
-func parseNumber(value string) (float64, bool) {
-	trimmed := strings.TrimSpace(value)
-	if trimmed == "" {
-		return 0, false
-	}
-
-	if strings.Contains(trimmed, ",") {
-		if strings.Contains(trimmed, ".") {
-			trimmed = strings.ReplaceAll(trimmed, ",", "")
-		} else {
-			trimmed = strings.ReplaceAll(trimmed, ",", ".")
-		}
-	}
-
-	parsed, err := strconv.ParseFloat(trimmed, 64)
-	if err != nil {
-		return 0, false
-	}
-	return parsed, true
-}

internal/modules/production/uniformities/services/uniformity.calculate.go

@@ -0,0 +1,393 @@
+package service
+
+import (
+	"fmt"
+	"io"
+	"math"
+	"mime/multipart"
+	"strconv"
+	"strings"
+
+	utypes "gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/types"
+
+	"github.com/gofiber/fiber/v2"
+	"github.com/xuri/excelize/v2"
+)
+
+type BodyWeightExcelRow struct {
+	No     int     `json:"no"`
+	Weight float64 `json:"weight"`
+	Range  string  `json:"range,omitempty"`
+}
+
+func (s uniformityService) ParseBodyWeightExcel(_ *fiber.Ctx, file *multipart.FileHeader) ([]BodyWeightExcelRow, error) {
+	if file == nil {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "file is required")
+	}
+
+	reader, err := file.Open()
+	if err != nil {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "failed to open file")
+	}
+	defer reader.Close()
+
+	rows, err := parseBodyWeightExcelReader(reader)
+	if err != nil {
+		return nil, err
+	}
+
+	return rows, nil
+}
+
+func parseBodyWeightExcelReader(reader io.Reader) ([]BodyWeightExcelRow, error) {
+	xlsx, err := excelize.OpenReader(reader)
+	if err != nil {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "failed to read excel file")
+	}
+	defer func() {
+		_ = xlsx.Close()
+	}()
+
+	sheets := xlsx.GetSheetList()
+	if len(sheets) == 0 {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "no sheets found in file")
+	}
+
+	sheetName := sheets[0]
+	if len(sheets) > 1 {
+		sheetName = sheets[1]
+	}
+
+	rows, err := xlsx.GetRows(sheetName, excelize.Options{RawCellValue: true})
+	if err != nil {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "failed to read sheet rows")
+	}
+
+	return parseBodyWeightRows(rows)
+}
+
+func parseBodyWeightRows(rows [][]string) ([]BodyWeightExcelRow, error) {
+	headerRowIdx, noCol, bwCol, rangeCol := findBodyWeightHeader(rows)
+	if headerRowIdx < 0 || bwCol < 0 {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "header BW not found")
+	}
+
+	result := make([]BodyWeightExcelRow, 0)
+	lastNo := 0
+
+	for i := headerRowIdx + 1; i < len(rows); i++ {
+		row := rows[i]
+		weightStr := cellAt(row, bwCol)
+		weightVal, ok := parseNumber(weightStr)
+		if !ok {
+			continue
+		}
+
+		noVal := 0
+		if noCol >= 0 {
+			if parsed, ok := parseNumber(cellAt(row, noCol)); ok {
+				noVal = int(parsed)
+			}
+		}
+		if noVal <= 0 {
+			noVal = lastNo + 1
+		}
+		if noVal > lastNo {
+			lastNo = noVal
+		}
+
+		rangeVal := ""
+		if rangeCol >= 0 {
+			rangeVal = strings.TrimSpace(cellAt(row, rangeCol))
+		}
+
+		rowPayload := BodyWeightExcelRow{
+			No:     noVal,
+			Weight: weightVal,
+			Range:  rangeVal,
+		}
+		if rowPayload.No <= 0 || rowPayload.Weight <= 0 {
+			return nil, fiber.NewError(fiber.StatusBadRequest, "invalid body weight row data")
+		}
+
+		result = append(result, rowPayload)
+	}
+
+	if len(result) == 0 {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "no body weight data found")
+	}
+
+	return result, nil
+}
+
+func findBodyWeightHeader(rows [][]string) (rowIdx int, noCol int, bwCol int, rangeCol int) {
+	rowIdx = -1
+	noCol = -1
+	bwCol = -1
+	rangeCol = -1
+
+	for i, row := range rows {
+		tempNo := -1
+		tempBW := -1
+		tempRange := -1
+		for j, cell := range row {
+			label := normalizeHeader(cell)
+			switch label {
+			case "no":
+				tempNo = j
+			case "bw":
+				tempBW = j
+			case "outsiderange":
+				tempRange = j
+			default:
+				if strings.HasPrefix(label, "bw") {
+					tempBW = j
+				} else if strings.HasPrefix(label, "no") {
+					tempNo = j
+				} else if strings.Contains(label, "range") {
+					tempRange = j
+				}
+			}
+		}
+		if tempBW >= 0 {
+			rowIdx = i
+			bwCol = tempBW
+			noCol = tempNo
+			rangeCol = tempRange
+			break
+		}
+	}
+
+	return rowIdx, noCol, bwCol, rangeCol
+}
+
+func cellAt(row []string, idx int) string {
+	if idx < 0 || idx >= len(row) {
+		return ""
+	}
+	return strings.TrimSpace(row[idx])
+}
+
+func normalizeHeader(value string) string {
+	trimmed := strings.ToLower(strings.TrimSpace(value))
+	if trimmed == "" {
+		return ""
+	}
+	var b strings.Builder
+	for _, r := range trimmed {
+		if r >= 'a' && r <= 'z' {
+			b.WriteRune(r)
+		}
+	}
+	return b.String()
+}
+
+func parseNumber(value string) (float64, bool) {
+	trimmed := strings.TrimSpace(value)
+	if trimmed == "" {
+		return 0, false
+	}
+
+	if strings.Contains(trimmed, ",") {
+		if strings.Contains(trimmed, ".") {
+			trimmed = strings.ReplaceAll(trimmed, ",", "")
+		} else {
+			trimmed = strings.ReplaceAll(trimmed, ",", ".")
+		}
+	}
+
+	parsed, err := strconv.ParseFloat(trimmed, 64)
+	if err != nil {
+		return 0, false
+	}
+	return parsed, true
+}
+
+func computeUniformity(rows []BodyWeightExcelRow) (utypes.UniformityCalculation, error) {
+	weights := make([]float64, 0, len(rows))
+	details := make([]utypes.UniformityDetailItem, 0, len(rows))
+	hasRangeLabels := false
+	for idx, row := range rows {
+		if row.Weight <= 0 {
+			continue
+		}
+		id := row.No
+		if id <= 0 {
+			id = idx + 1
+		}
+		weights = append(weights, row.Weight)
+		rangeLabel := strings.TrimSpace(row.Range)
+		if rangeLabel != "" {
+			upper := strings.ToUpper(rangeLabel)
+			if upper == "HIGH" || upper == "LOW" {
+				hasRangeLabels = true
+			}
+			rangeLabel = upper
+		}
+		details = append(details, utypes.UniformityDetailItem{
+			Id:     id,
+			Weight: row.Weight,
+			Range:  rangeLabel,
+		})
+	}
+
+	total := float64(len(weights))
+	if total == 0 {
+		return utypes.UniformityCalculation{}, fiber.NewError(fiber.StatusBadRequest, "no body weight data found")
+	}
+
+	var sum float64
+	for _, w := range weights {
+		sum += w
+	}
+	mean := sum / total
+	meanUpThreshold := roundToPrecision(mean*1.10, 3)
+	meanDownThreshold := roundToPrecision(mean*0.90, 3)
+
+	var uniformCount float64
+	for i := range details {
+		if hasRangeLabels {
+			if details[i].Range == "HIGH" || details[i].Range == "LOW" {
+				details[i].Range = "Outside"
+				continue
+			}
+			details[i].Range = "Ideal"
+			uniformCount++
+			continue
+		}
+
+		if details[i].Weight > meanUpThreshold || details[i].Weight < meanDownThreshold {
+			details[i].Range = "Outside"
+			continue
+		}
+		details[i].Range = "Ideal"
+		uniformCount++
+	}
+
+	var deviationSum float64
+	for _, w := range weights {
+		deviation := w - mean
+		deviationSum += deviation * deviation
+	}
+	stdDev := math.Sqrt(deviationSum / total)
+
+	cv := 0.0
+	if mean != 0 {
+		cv = (stdDev / mean) * 100
+	}
+
+	outsideCount := total - uniformCount
+	uniformity := 0.0
+	if total > 0 {
+		uniformity = (uniformCount / total) * 100
+	}
+
+	return utypes.UniformityCalculation{
+		ChickQtyOfWeight: total,
+		MeanWeight:       roundToPrecision(mean, 0),
+		MeanDown:         roundToPrecision(meanDownThreshold, 0),
+		MeanUp:           roundToPrecision(meanUpThreshold, 0),
+		UniformQty:       uniformCount,
+		OutsideQty:       outsideCount,
+		Uniformity:       roundToPrecision(uniformity, 0),
+		Cv:               roundToPrecision(cv, 1),
+		Details:          details,
+	}, nil
+}
+
+func extractWeights(rows []BodyWeightExcelRow) []float64 {
+	weights := make([]float64, 0, len(rows))
+	for _, row := range rows {
+		if row.Weight <= 0 {
+			continue
+		}
+		weights = append(weights, row.Weight)
+	}
+	return weights
+}
+
+func buildChartWeekSummary(weights []float64) utypes.UniformityChartWeek {
+	if len(weights) == 0 {
+		return utypes.UniformityChartWeek{
+			HasData:            false,
+			WeightDistribution: []utypes.UniformityChartRange{},
+		}
+	}
+
+	minWeight := weights[0]
+	maxWeight := weights[0]
+	var sum float64
+	for _, w := range weights {
+		sum += w
+		if w < minWeight {
+			minWeight = w
+		}
+		if w > maxWeight {
+			maxWeight = w
+		}
+	}
+	mean := sum / float64(len(weights))
+
+	idealMin := roundToPrecision(mean*0.90, 0)
+	idealMax := roundToPrecision(mean*1.10, 0)
+	idealCount := 0.0
+	for _, w := range weights {
+		if w >= idealMin && w <= idealMax {
+			idealCount++
+		}
+	}
+
+	const bucketSize = 5.0
+	start := math.Floor(minWeight/bucketSize) * bucketSize
+	end := math.Floor(maxWeight/bucketSize) * bucketSize
+
+	distribution := make([]utypes.UniformityChartRange, 0)
+	for bucket := start; bucket <= end; bucket += bucketSize {
+		minBucket := bucket
+		maxBucket := bucket + bucketSize - 1
+		count := 0.0
+		for _, w := range weights {
+			if w >= minBucket && w < minBucket+bucketSize {
+				count++
+			}
+		}
+		distribution = append(distribution, utypes.UniformityChartRange{
+			Range:        fmt.Sprintf("%d-%d", int(minBucket), int(maxBucket)),
+			MinWeight:    minBucket,
+			MaxWeight:    maxBucket,
+			BirdCount:    count,
+			IsIdealRange: minBucket >= idealMin && maxBucket <= idealMax,
+		})
+	}
+
+	statistics := &utypes.UniformityChartStatistics{
+		MinWeight:          roundToPrecision(minWeight, 0),
+		MaxWeight:          roundToPrecision(maxWeight, 0),
+		AverageWeight:      roundToPrecision(mean, 1),
+		TotalBirdsMeasured: float64(len(weights)),
+	}
+
+	return utypes.UniformityChartWeek{
+		HasData:            true,
+		WeightDistribution: distribution,
+		IdealRange: &utypes.UniformityChartIdealRange{
+			MinWeight:       idealMin,
+			MaxWeight:       idealMax,
+			TotalIdealBirds: idealCount,
+		},
+		Statistics: statistics,
+	}
+}
+
+func roundToPrecision(value float64, precision int) float64 {
+	if precision < 0 {
+		return value
+	}
+	scale := math.Pow10(precision)
+	scaled := value * scale
+	fraction := scaled - math.Floor(scaled)
+	if fraction >= 0.5 {
+		return math.Ceil(scaled) / scale
+	}
+	return math.Floor(scaled) / scale
+}

internal/modules/production/uniformities/services/uniformity.service.go

@@ -2,11 +2,12 @@ package service
 
 import (
 	"context"
+	"encoding/json"
 	"errors"
 	"fmt"
-	"math"
 	"mime/multipart"
 	"net/http"
+	"sort"
 	"strings"
 	"time"
 
@@ -17,6 +18,7 @@ import (
 	rProductionStandard "gitlab.com/mbugroup/lti-api.git/internal/modules/master/production-standards/repositories"
 	rProjectFlock "gitlab.com/mbugroup/lti-api.git/internal/modules/production/project_flocks/repositories"
 	repository "gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/repositories"
+	utypes "gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/types"
 	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/validations"
 	"gitlab.com/mbugroup/lti-api.git/internal/utils"
 	approvalutils "gitlab.com/mbugroup/lti-api.git/internal/utils/approvals"
@@ -31,17 +33,18 @@ type UniformityService interface {
 	GetAll(ctx *fiber.Ctx, params *validation.Query) ([]entity.ProjectFlockKandangUniformity, int64, error)
 	GetOne(ctx *fiber.Ctx, id uint) (*entity.ProjectFlockKandangUniformity, error)
 	GetSummary(ctx *fiber.Ctx, id uint) (*entity.ProjectFlockKandangUniformity, error)
-	GetStandard(ctx *fiber.Ctx, uniformity *entity.ProjectFlockKandangUniformity) (*UniformityStandard, error)
-	MapStandards(ctx *fiber.Ctx, items []entity.ProjectFlockKandangUniformity) (map[uint]UniformityStandard, error)
+	GetStandard(ctx *fiber.Ctx, uniformity *entity.ProjectFlockKandangUniformity) (*utypes.UniformityStandard, error)
+	MapStandards(ctx *fiber.Ctx, items []entity.ProjectFlockKandangUniformity) (map[uint]utypes.UniformityStandard, error)
+	MapCharts(ctx *fiber.Ctx, items []entity.ProjectFlockKandangUniformity) (map[uint]utypes.UniformityChartData, error)
 	MapDocuments(ctx *fiber.Ctx, items []entity.ProjectFlockKandangUniformity) (map[uint]string, error)
 	CreateOne(ctx *fiber.Ctx, req *validation.Create, file *multipart.FileHeader, rows []BodyWeightExcelRow) (*entity.ProjectFlockKandangUniformity, error)
 	UpdateOne(ctx *fiber.Ctx, req *validation.Update, id uint, file *multipart.FileHeader, rows []BodyWeightExcelRow) (*entity.ProjectFlockKandangUniformity, error)
 	DeleteOne(ctx *fiber.Ctx, id uint) error
 	Approval(ctx *fiber.Ctx, req *validation.Approve) ([]entity.ProjectFlockKandangUniformity, error)
 	ParseBodyWeightExcel(ctx *fiber.Ctx, file *multipart.FileHeader) ([]BodyWeightExcelRow, error)
-	ComputeUniformity(rows []BodyWeightExcelRow) (UniformityCalculation, error)
+	ComputeUniformity(rows []BodyWeightExcelRow) (utypes.UniformityCalculation, error)
 	GetDocumentInfo(ctx *fiber.Ctx, uniformityID uint) (*entity.Document, string, error)
-	CalculateUniformityFromDocument(ctx *fiber.Ctx, uniformityID uint) (UniformityCalculation, *entity.Document, string, error)
+	CalculateUniformityFromDocument(ctx *fiber.Ctx, uniformityID uint) (utypes.UniformityCalculation, *entity.Document, string, error)
 }
 
 type uniformityService struct {
@@ -79,29 +82,13 @@ func NewUniformityService(
 	}
 }
 
-func (s uniformityService) withRelations(db *gorm.DB) *gorm.DB {
-	return db.
-		Preload("ProjectFlockKandang.ProjectFlock.Location").
-		Preload("ProjectFlockKandang.Kandang.Location")
-}
-
 func (s uniformityService) GetAll(c *fiber.Ctx, params *validation.Query) ([]entity.ProjectFlockKandangUniformity, int64, error) {
 	if err := s.Validate.Struct(params); err != nil {
 		return nil, 0, err
 	}
 
 	offset := (params.Page - 1) * params.Limit
-
-	uniformitys, total, err := s.Repository.GetAll(c.Context(), offset, params.Limit, func(db *gorm.DB) *gorm.DB {
-		db = s.withRelations(db)
-		if params.ProjectFlockKandangId != 0 {
-			db = db.Where("project_flock_kandang_id = ?", params.ProjectFlockKandangId)
-		}
-		if params.Week != 0 {
-			db = db.Where("week = ?", params.Week)
-		}
-		return db.Order("uniform_date DESC").Order("id DESC")
-	})
+	uniformitys, total, err := s.Repository.GetAllWithFilters(c.Context(), offset, params.Limit, params)
 
 	if err != nil {
 		s.Log.Errorf("Failed to get uniformitys: %+v", err)
@@ -114,7 +101,7 @@ func (s uniformityService) GetAll(c *fiber.Ctx, params *validation.Query) ([]ent
 }
 
 func (s uniformityService) GetOne(c *fiber.Ctx, id uint) (*entity.ProjectFlockKandangUniformity, error) {
-	uniformity, err := s.Repository.GetByID(c.Context(), id, s.withRelations)
+	uniformity, err := s.Repository.GetByID(c.Context(), id, s.Repository.WithDefaultRelations())
 	if errors.Is(err, gorm.ErrRecordNotFound) {
 		return nil, fiber.NewError(fiber.StatusNotFound, "Uniformity not found")
 	}
@@ -132,14 +119,14 @@ func (s uniformityService) GetSummary(c *fiber.Ctx, id uint) (*entity.ProjectFlo
 	return s.GetOne(c, id)
 }
 
-func (s uniformityService) GetStandard(c *fiber.Ctx, uniformity *entity.ProjectFlockKandangUniformity) (*UniformityStandard, error) {
+func (s uniformityService) GetStandard(c *fiber.Ctx, uniformity *entity.ProjectFlockKandangUniformity) (*utypes.UniformityStandard, error) {
 	if uniformity == nil {
 		return nil, nil
 	}
 	return s.resolveUniformityStandard(c.Context(), *uniformity)
 }
 
-func (s uniformityService) MapStandards(c *fiber.Ctx, items []entity.ProjectFlockKandangUniformity) (map[uint]UniformityStandard, error) {
+func (s uniformityService) MapStandards(c *fiber.Ctx, items []entity.ProjectFlockKandangUniformity) (map[uint]utypes.UniformityStandard, error) {
 	if len(items) == 0 {
 		return nil, nil
 	}
@@ -149,7 +136,7 @@ func (s uniformityService) MapStandards(c *fiber.Ctx, items []entity.ProjectFloc
 
 	categoryStandard := make(map[string]*entity.ProductionStandard)
 	detailCache := make(map[uint]map[int]entity.StandardGrowthDetail)
-	result := make(map[uint]UniformityStandard, len(items))
+	result := make(map[uint]utypes.UniformityStandard, len(items))
 
 	for _, item := range items {
 		if item.Id == 0 {
@@ -180,7 +167,7 @@ func (s uniformityService) MapStandards(c *fiber.Ctx, items []entity.ProjectFloc
 		if !ok {
 			continue
 		}
-		standardDTO := UniformityStandard{
+		standardDTO := utypes.UniformityStandard{
 			MeanWeight: cloneFloat64(detail.TargetMeanBw),
 			Uniformity: float64Ptr(detail.MinUniformity),
 		}
@@ -190,6 +177,109 @@ func (s uniformityService) MapStandards(c *fiber.Ctx, items []entity.ProjectFloc
 	return result, nil
 }
 
+func (s uniformityService) MapCharts(c *fiber.Ctx, items []entity.ProjectFlockKandangUniformity) (map[uint]utypes.UniformityChartData, error) {
+	if len(items) == 0 {
+		return nil, nil
+	}
+
+	grouped := make(map[uint][]entity.ProjectFlockKandangUniformity)
+	for _, item := range items {
+		if item.ProjectFlockKandangId == 0 {
+			continue
+		}
+		grouped[item.ProjectFlockKandangId] = append(grouped[item.ProjectFlockKandangId], item)
+	}
+
+	if len(grouped) == 0 {
+		return nil, nil
+	}
+
+	result := make(map[uint]utypes.UniformityChartData, len(items))
+
+	for _, group := range grouped {
+		allWeeks := make(map[int]utypes.UniformityChartWeek)
+		weekOrder := make([]int, 0, len(group))
+		weekSeen := make(map[int]struct{}, len(group))
+		weeksWithData := 0
+		gaugeWeeks := make([]utypes.UniformityChartGaugeWeek, 0, len(group))
+
+		for _, item := range group {
+			if item.Week == 0 {
+				continue
+			}
+			var weekSummary utypes.UniformityChartWeek
+			if len(item.ChartData) > 0 {
+				if err := json.Unmarshal(item.ChartData, &weekSummary); err != nil {
+					return nil, err
+				}
+			}
+			if weekSummary.WeightDistribution == nil {
+				weekSummary.WeightDistribution = []utypes.UniformityChartRange{}
+			}
+			if !weekSummary.HasData && item.ChickQtyOfWeight > 0 {
+				weekSummary.HasData = true
+			}
+			if weekSummary.HasData {
+				weeksWithData++
+			}
+			allWeeks[item.Week] = weekSummary
+
+			if _, ok := weekSeen[item.Week]; !ok {
+				weekSeen[item.Week] = struct{}{}
+				weekOrder = append(weekOrder, item.Week)
+			}
+
+			hasData := item.ChickQtyOfWeight > 0
+			gaugeWeeks = append(gaugeWeeks, utypes.UniformityChartGaugeWeek{
+				Week:              item.Week,
+				UniformityPercent: item.Uniformity,
+				IdealCount:        item.UniformQty,
+				OutsideIdealCount: item.NotUniformQty,
+				TotalCount:        item.ChickQtyOfWeight,
+				HasData:           hasData,
+			})
+		}
+
+		sort.Ints(weekOrder)
+		sort.Slice(gaugeWeeks, func(i, j int) bool {
+			return gaugeWeeks[i].Week < gaugeWeeks[j].Week
+		})
+
+		weekIndex := make(map[int]int, len(weekOrder))
+		for idx, week := range weekOrder {
+			weekIndex[week] = idx
+		}
+
+		totalWeeks := len(weekOrder)
+		for _, item := range group {
+			if item.Id == 0 || item.Week == 0 {
+				continue
+			}
+			currentIndex := weekIndex[item.Week]
+			chart := utypes.UniformityChartData{
+				BarChart: utypes.UniformityChartBar{
+					CurrentWeek: item.Week,
+					AllWeeks:    allWeeks,
+				},
+				GaugeChart: utypes.UniformityChartGauge{
+					CurrentWeek:    item.Week,
+					AvailableWeeks: gaugeWeeks,
+					WeekInfo: utypes.UniformityChartWeekInfo{
+						TotalWeeks:       totalWeeks,
+						WeeksWithData:    weeksWithData,
+						CurrentWeekIndex: currentIndex,
+						HasPrevWeek:      currentIndex > 0,
+						HasNextWeek:      currentIndex < totalWeeks-1,
+					},
+				},
+			}
+			result[item.Id] = chart
+		}
+	}
+
+	return result, nil
+}
+
 func (s uniformityService) MapDocuments(c *fiber.Ctx, items []entity.ProjectFlockKandangUniformity) (map[uint]string, error) {
 	if s.DocumentSvc == nil || len(items) == 0 {
 		return map[uint]string{}, nil
@@ -252,6 +342,11 @@ func (s *uniformityService) CreateOne(c *fiber.Ctx, req *validation.Create, file
 	if err != nil {
 		return nil, err
 	}
+	chartSummary := buildChartWeekSummary(extractWeights(rows))
+	chartJSON, err := json.Marshal(chartSummary)
+	if err != nil {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "failed to build chart data")
+	}
 	actorID, err := m.ActorIDFromContext(c)
 	if err != nil {
 		return nil, err
@@ -267,6 +362,7 @@ func (s *uniformityService) CreateOne(c *fiber.Ctx, req *validation.Create, file
 		ProjectFlockKandangId: req.ProjectFlockKandangId,
 		UniformQty:            calculation.UniformQty,
 		NotUniformQty:         calculation.OutsideQty,
+		ChartData:             chartJSON,
 		UniformDate:           &uniformDate,
 		CreatedBy:             actorID,
 	}
@@ -307,7 +403,12 @@ func (s *uniformityService) CreateOne(c *fiber.Ctx, req *validation.Create, file
 			},
 		})
 		if err != nil {
-			s.rollbackUniformityCreate(c.Context(), createBody.Id)
+			if errDelete := s.ApprovalRepo.DeleteByTarget(c.Context(), utils.ApprovalWorkflowUniformity.String(), createBody.Id); errDelete != nil {
+				s.Log.WithError(errDelete).Warnf("Failed to rollback uniformity approvals for %d", createBody.Id)
+			}
+			if errDelete := s.Repository.DeleteOne(c.Context(), createBody.Id); errDelete != nil {
+				s.Log.WithError(errDelete).Warnf("Failed to rollback uniformity %d", createBody.Id)
+			}
 			return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to upload uniformity document")
 		}
 	}
@@ -391,6 +492,11 @@ func (s uniformityService) UpdateOne(c *fiber.Ctx, req *validation.Update, id ui
 		if err != nil {
 			return nil, err
 		}
+		chartSummary := buildChartWeekSummary(extractWeights(rows))
+		chartJSON, err := json.Marshal(chartSummary)
+		if err != nil {
+			return nil, fiber.NewError(fiber.StatusBadRequest, "failed to build chart data")
+		}
 
 		updateBody["uniformity"] = calculation.Uniformity
 		updateBody["cv"] = calculation.Cv
@@ -399,6 +505,7 @@ func (s uniformityService) UpdateOne(c *fiber.Ctx, req *validation.Update, id ui
 		updateBody["mean_down"] = calculation.MeanDown
 		updateBody["uniform_qty"] = calculation.UniformQty
 		updateBody["not_uniform_qty"] = calculation.OutsideQty
+		updateBody["chart_data"] = chartJSON
 	}
 
 	if len(updateBody) == 0 {
@@ -590,30 +697,7 @@ func (s uniformityService) Approval(c *fiber.Ctx, req *validation.Approve) ([]en
 	return results, nil
 }
 
-type UniformityDetailItem struct {
-	Id     int
-	Weight float64
-	Range  string
-}
-
-type UniformityCalculation struct {
-	ChickQtyOfWeight float64
-	MeanWeight       float64
-	MeanDown         float64
-	MeanUp           float64
-	UniformQty       float64
-	OutsideQty       float64
-	Uniformity       float64
-	Cv               float64
-	Details          []UniformityDetailItem
-}
-
-type UniformityStandard struct {
-	MeanWeight *float64
-	Uniformity *float64
-}
-
-func (s uniformityService) ComputeUniformity(rows []BodyWeightExcelRow) (UniformityCalculation, error) {
+func (s uniformityService) ComputeUniformity(rows []BodyWeightExcelRow) (utypes.UniformityCalculation, error) {
 	return computeUniformity(rows)
 }
 
@@ -621,37 +705,37 @@ func (s uniformityService) GetDocumentInfo(c *fiber.Ctx, uniformityID uint) (*en
 	return s.fetchUniformityDocument(c.Context(), uniformityID, true)
 }
 
-func (s uniformityService) CalculateUniformityFromDocument(c *fiber.Ctx, uniformityID uint) (UniformityCalculation, *entity.Document, string, error) {
+func (s uniformityService) CalculateUniformityFromDocument(c *fiber.Ctx, uniformityID uint) (utypes.UniformityCalculation, *entity.Document, string, error) {
 	document, url, err := s.fetchUniformityDocument(c.Context(), uniformityID, false)
 	if err != nil {
-		return UniformityCalculation{}, nil, "", err
+		return utypes.UniformityCalculation{}, nil, "", err
 	}
 	if document == nil || url == "" {
-		return UniformityCalculation{}, nil, "", fiber.NewError(fiber.StatusNotFound, "Uniformity document not found")
+		return utypes.UniformityCalculation{}, nil, "", fiber.NewError(fiber.StatusNotFound, "Uniformity document not found")
 	}
 
 	req, err := http.NewRequestWithContext(c.Context(), http.MethodGet, url, nil)
 	if err != nil {
-		return UniformityCalculation{}, nil, "", err
+		return utypes.UniformityCalculation{}, nil, "", err
 	}
 	resp, err := http.DefaultClient.Do(req)
 	if err != nil {
-		return UniformityCalculation{}, nil, "", err
+		return utypes.UniformityCalculation{}, nil, "", err
 	}
 	defer resp.Body.Close()
 
 	if resp.StatusCode < 200 || resp.StatusCode >= 300 {
-		return UniformityCalculation{}, nil, "", fiber.NewError(fiber.StatusBadRequest, "Failed to download uniformity document")
+		return utypes.UniformityCalculation{}, nil, "", fiber.NewError(fiber.StatusBadRequest, "Failed to download uniformity document")
 	}
 
 	rows, err := parseBodyWeightExcelReader(resp.Body)
 	if err != nil {
-		return UniformityCalculation{}, nil, "", err
+		return utypes.UniformityCalculation{}, nil, "", err
 	}
 
 	calculation, err := computeUniformity(rows)
 	if err != nil {
-		return UniformityCalculation{}, nil, "", err
+		return utypes.UniformityCalculation{}, nil, "", err
 	}
 
 	return calculation, document, url, nil
@@ -783,7 +867,7 @@ func (s *uniformityService) attachLatestApproval(ctx context.Context, item *enti
 	return nil
 }
 
-func (s *uniformityService) resolveUniformityStandard(ctx context.Context, item entity.ProjectFlockKandangUniformity) (*UniformityStandard, error) {
+func (s *uniformityService) resolveUniformityStandard(ctx context.Context, item entity.ProjectFlockKandangUniformity) (*utypes.UniformityStandard, error) {
 	if s.ProductionStandardRepo == nil || s.StandardGrowthDetailRepo == nil {
 		return nil, nil
 	}
@@ -801,7 +885,7 @@ func (s *uniformityService) resolveUniformityStandard(ctx context.Context, item
 		return nil, err
 	}
 
-	return &UniformityStandard{
+	return &utypes.UniformityStandard{
 		MeanWeight: cloneFloat64(detail.TargetMeanBw),
 		Uniformity: float64Ptr(detail.MinUniformity),
 	}, nil
@@ -858,22 +942,6 @@ func float64Ptr(value float64) *float64 {
 	return &copy
 }
 
-func (s *uniformityService) rollbackUniformityCreate(ctx context.Context, uniformityID uint) {
-	if uniformityID == 0 {
-		return
-	}
-
-	if s.ApprovalRepo != nil {
-		if err := s.ApprovalRepo.DeleteByTarget(ctx, utils.ApprovalWorkflowUniformity.String(), uniformityID); err != nil {
-			s.Log.WithError(err).Warnf("Failed to rollback uniformity approvals for %d", uniformityID)
-		}
-	}
-
-	if err := s.Repository.DeleteOne(ctx, uniformityID); err != nil {
-		s.Log.WithError(err).Warnf("Failed to rollback uniformity %d", uniformityID)
-	}
-}
-
 func uniqueUintSlice(values []uint) []uint {
 	if len(values) == 0 {
 		return nil
@@ -893,114 +961,3 @@ func uniqueUintSlice(values []uint) []uint {
 	}
 	return result
 }
-
-func computeUniformity(rows []BodyWeightExcelRow) (UniformityCalculation, error) {
-	weights := make([]float64, 0, len(rows))
-	details := make([]UniformityDetailItem, 0, len(rows))
-	hasRangeLabels := false
-	for idx, row := range rows {
-		if row.Weight <= 0 {
-			continue
-		}
-		id := row.No
-		if id <= 0 {
-			id = idx + 1
-		}
-		weights = append(weights, row.Weight)
-		rangeLabel := strings.TrimSpace(row.Range)
-		if rangeLabel != "" {
-			upper := strings.ToUpper(rangeLabel)
-			if upper == "HIGH" || upper == "LOW" {
-				hasRangeLabels = true
-			}
-			rangeLabel = upper
-		}
-		details = append(details, UniformityDetailItem{
-			Id:     id,
-			Weight: row.Weight,
-			Range:  rangeLabel,
-		})
-	}
-
-	total := float64(len(weights))
-	if total == 0 {
-		return UniformityCalculation{}, fiber.NewError(fiber.StatusBadRequest, "no body weight data found")
-	}
-
-	var sum float64
-	for _, w := range weights {
-		sum += w
-	}
-	mean := sum / total
-	meanUpThreshold := roundToPrecision(mean*1.10, 3)
-	meanDownThreshold := roundToPrecision(mean*0.90, 3)
-
-	var uniformCount float64
-	for i := range details {
-		if hasRangeLabels {
-			if details[i].Range == "HIGH" || details[i].Range == "LOW" {
-				details[i].Range = "Outside"
-				continue
-			}
-			details[i].Range = "Ideal"
-			uniformCount++
-			continue
-		}
-
-		w := details[i].Weight
-		if w > meanUpThreshold || w < meanDownThreshold {
-			details[i].Range = "Outside"
-			continue
-		}
-		details[i].Range = "Ideal"
-		uniformCount++
-	}
-	outsideCount := total - uniformCount
-
-	var cv float64
-	if mean > 0 && total > 1 {
-		stddevWeights := weights
-		stddevCount := float64(len(stddevWeights))
-		if stddevCount > 1 {
-			var stddevSum float64
-			for _, w := range stddevWeights {
-				stddevSum += w
-			}
-			stddevMean := stddevSum / stddevCount
-			var sumSquares float64
-			for _, w := range stddevWeights {
-				diff := w - stddevMean
-				sumSquares += diff * diff
-			}
-			stddev := math.Sqrt(sumSquares / (stddevCount - 1))
-			cv = (stddev / mean) * 100
-		}
-	}
-
-	uniformity := (uniformCount / total) * 100
-
-	return UniformityCalculation{
-		ChickQtyOfWeight: total,
-		MeanWeight:       roundToPrecision(mean, 0),
-		MeanDown:         roundToPrecision(mean*0.90, 0),
-		MeanUp:           roundToPrecision(mean*1.10, 0),
-		UniformQty:       uniformCount,
-		OutsideQty:       outsideCount,
-		Uniformity:       roundToPrecision(uniformity, 0),
-		Cv:               roundToPrecision(cv, 1),
-		Details:          details,
-	}, nil
-}
-
-func roundToPrecision(value float64, precision int) float64 {
-	if precision < 0 {
-		return value
-	}
-	scale := math.Pow10(precision)
-	scaled := value * scale
-	fraction := scaled - math.Floor(scaled)
-	if fraction >= 0.5 {
-		return math.Ceil(scaled) / scale
-	}
-	return math.Floor(scaled) / scale
-}

internal/modules/production/uniformities/types/uniformity.types.go

@@ -0,0 +1,85 @@
+package types
+
+type UniformityDetailItem struct {
+	Id     int
+	Weight float64
+	Range  string
+}
+
+type UniformityCalculation struct {
+	ChickQtyOfWeight float64
+	MeanWeight       float64
+	MeanDown         float64
+	MeanUp           float64
+	UniformQty       float64
+	OutsideQty       float64
+	Uniformity       float64
+	Cv               float64
+	Details          []UniformityDetailItem
+}
+
+type UniformityStandard struct {
+	MeanWeight *float64
+	Uniformity *float64
+}
+
+type UniformityChartRange struct {
+	Range        string  `json:"range"`
+	MinWeight    float64 `json:"min_weight"`
+	MaxWeight    float64 `json:"max_weight"`
+	BirdCount    float64 `json:"bird_count"`
+	IsIdealRange bool    `json:"is_ideal_range"`
+}
+
+type UniformityChartIdealRange struct {
+	MinWeight       float64 `json:"min_weight"`
+	MaxWeight       float64 `json:"max_weight"`
+	TotalIdealBirds float64 `json:"total_ideal_birds"`
+}
+
+type UniformityChartStatistics struct {
+	MinWeight          float64 `json:"min_weight"`
+	MaxWeight          float64 `json:"max_weight"`
+	AverageWeight      float64 `json:"average_weight"`
+	TotalBirdsMeasured float64 `json:"total_birds_measured"`
+}
+
+type UniformityChartWeek struct {
+	HasData            bool                       `json:"has_data"`
+	WeightDistribution []UniformityChartRange     `json:"weight_distribution"`
+	IdealRange         *UniformityChartIdealRange `json:"ideal_range"`
+	Statistics         *UniformityChartStatistics `json:"statistics"`
+}
+
+type UniformityChartBar struct {
+	CurrentWeek int                         `json:"current_week"`
+	AllWeeks    map[int]UniformityChartWeek `json:"all_weeks"`
+}
+
+type UniformityChartGaugeWeek struct {
+	Week              int     `json:"week"`
+	UniformityPercent float64 `json:"uniformity_percentage"`
+	IdealCount        float64 `json:"ideal_count"`
+	OutsideIdealCount float64 `json:"outside_ideal_count"`
+	TotalCount        float64 `json:"total_count"`
+	HasData           bool    `json:"has_data"`
+}
+
+type UniformityChartWeekInfo struct {
+	TotalWeeks       int  `json:"total_weeks"`
+	WeeksWithData    int  `json:"weeks_with_data"`
+	CurrentWeekIndex int  `json:"current_week_index"`
+	HasPrevWeek      bool `json:"has_prev_week"`
+	HasNextWeek      bool `json:"has_next_week"`
+}
+
+type UniformityChartGauge struct {
+	CurrentWeek    int                        `json:"current_week"`
+	AvailableWeeks []UniformityChartGaugeWeek `json:"available_weeks"`
+	WeekInfo       UniformityChartWeekInfo    `json:"week_info"`
+}
+
+type UniformityChartData struct {
+	BarChart   UniformityChartBar   `json:"bar_chart"`
+	GaugeChart UniformityChartGauge `json:"gauge_chart"`
+}

internal/modules/production/uniformities/validations/uniformity.validation.go

@@ -4,6 +4,7 @@ import (
 	"mime/multipart"
 	"strconv"
 	"strings"
+	"time"
 
 	"github.com/gofiber/fiber/v2"
 )
@@ -21,10 +22,13 @@ type Update struct {
 }
 
 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"`
-	ProjectFlockKandangId uint `query:"project_flock_kandang_id" validate:"omitempty,number,min=1"`
-	Week                  int  `query:"week" validate:"omitempty,min=1"`
+	Page                  int    `query:"page" validate:"omitempty,number,min=1,gt=0"`
+	Limit                 int    `query:"limit" validate:"omitempty,number,min=1,max=100,gt=0"`
+	ProjectFlockKandangId uint   `query:"project_flock_kandang_id" validate:"omitempty,number,min=1"`
+	Week                  int    `query:"week" validate:"omitempty,min=1"`
+	StartDate             string `query:"start_date" validate:"omitempty"`
+	EndDate               string `query:"end_date" validate:"omitempty"`
+	WithChart             bool   `query:"with_chart"`
 }
 
 type UploadExcelRequest struct {
@@ -37,6 +41,8 @@ type Approve struct {
 	Notes         *string `json:"notes,omitempty" validate:"omitempty,max=500"`
 }
 
+const maxUniformityUploadBytes = 5 * 1024 * 1024
+
 func ParseIDParam(c *fiber.Ctx, name string) (uint, error) {
 	raw := strings.TrimSpace(c.Params(name))
 	if raw == "" {
@@ -55,15 +61,49 @@ func ParseQuery(c *fiber.Ctx) (*Query, error) {
 		Limit:                 c.QueryInt("limit", 10),
 		ProjectFlockKandangId: uint(c.QueryInt("project_flock_kandang_id", 0)),
 		Week:                  c.QueryInt("week", 0),
+		StartDate:             strings.TrimSpace(c.Query("start_date")),
+		EndDate:               strings.TrimSpace(c.Query("end_date")),
+		WithChart:             c.QueryBool("with_chart", false),
 	}
 
 	if query.Page < 1 || query.Limit < 1 {
 		return nil, fiber.NewError(fiber.StatusBadRequest, "page and limit must be greater than 0")
 	}
 
+	if _, _, err := ParseDateRange(query.StartDate, query.EndDate); err != nil {
+		return nil, err
+	}
+
 	return query, nil
 }
 
+func ParseDateRange(startDate, endDate string) (*time.Time, *time.Time, error) {
+	var startDateValue *time.Time
+	var endDateValue *time.Time
+
+	if startDate != "" {
+		parsed, err := time.Parse("2006-01-02", startDate)
+		if err != nil {
+			return nil, nil, fiber.NewError(fiber.StatusBadRequest, "start_date must be in YYYY-MM-DD format")
+		}
+		startDateValue = &parsed
+	}
+	if endDate != "" {
+		parsed, err := time.Parse("2006-01-02", endDate)
+		if err != nil {
+			return nil, nil, fiber.NewError(fiber.StatusBadRequest, "end_date must be in YYYY-MM-DD format")
+		}
+		endDateValue = &parsed
+	}
+	if startDateValue != nil && endDateValue != nil {
+		if endDateValue.Before(*startDateValue) {
+			return nil, nil, fiber.NewError(fiber.StatusBadRequest, "end_date must be greater than or equal to start_date")
+		}
+	}
+
+	return startDateValue, endDateValue, nil
+}
+
 func ParseCreate(c *fiber.Ctx) (*Create, *multipart.FileHeader, error) {
 	date := strings.TrimSpace(c.FormValue("date"))
 	if date == "" {
@@ -94,6 +134,9 @@ func ParseCreate(c *fiber.Ctx) (*Create, *multipart.FileHeader, error) {
 	if err != nil {
 		return nil, nil, fiber.NewError(fiber.StatusBadRequest, "document is required")
 	}
+	if err := validateUniformityFileSize(file); err != nil {
+		return nil, nil, err
+	}
 
 	return &Create{
 		Date:                  date,
@@ -134,6 +177,8 @@ func ParseUpdate(c *fiber.Ctx) (*Update, *multipart.FileHeader, error) {
 		file, err := c.FormFile("document")
 		if err != nil {
 			file = nil
+		} else if err := validateUniformityFileSize(file); err != nil {
+			return nil, nil, err
 		}
 
 		return req, file, nil
@@ -151,6 +196,9 @@ func ParseUploadFiles(c *fiber.Ctx) ([]*multipart.FileHeader, error) {
 	if err != nil || file == nil {
 		return nil, fiber.NewError(fiber.StatusBadRequest, "document is required")
 	}
+	if err := validateUniformityFileSize(file); err != nil {
+		return nil, err
+	}
 
 	return []*multipart.FileHeader{file}, nil
 }
@@ -162,3 +210,10 @@ func ParseApprove(c *fiber.Ctx) (*Approve, error) {
 	}
 	return req, nil
 }
+
+func validateUniformityFileSize(file *multipart.FileHeader) error {
+	if file != nil && file.Size > maxUniformityUploadBytes {
+		return fiber.NewError(fiber.StatusRequestEntityTooLarge, "Document size must be <= 5MB")
+	}
+	return nil
+}

internal/modules/purchases/controllers/purchase.controller.go

@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"math"
+	"mime/multipart"
 	"strconv"
 	"strings"
 
@@ -15,6 +16,8 @@ import (
 	"github.com/gofiber/fiber/v2"
 )
 
+const maxPurchaseUploadBytes = 5 * 1024 * 1024
+
 type PurchaseController struct {
 	service service.PurchaseService
 }
@@ -184,6 +187,9 @@ func (ctrl *PurchaseController) ReceiveProducts(c *fiber.Ctx) error {
 	if len(req.TravelDocuments) == 0 {
 		req.TravelDocuments = form.File["documents"]
 	}
+	if err := validatePurchaseDocumentSizes(req.TravelDocuments); err != nil {
+		return err
+	}
 	result, err := ctrl.service.ReceiveProducts(c, uint(id), req)
 	if err != nil {
 		return err
@@ -198,6 +204,15 @@ func (ctrl *PurchaseController) ReceiveProducts(c *fiber.Ctx) error {
 		})
 }
 
+func validatePurchaseDocumentSizes(files []*multipart.FileHeader) error {
+	for _, file := range files {
+		if file != nil && file.Size > maxPurchaseUploadBytes {
+			return fiber.NewError(fiber.StatusRequestEntityTooLarge, "Document size must be <= 5MB")
+		}
+	}
+	return nil
+}
+
 func (ctrl *PurchaseController) DeleteItems(c *fiber.Ctx) error {
 	param := c.Params("id")
 	id, err := strconv.Atoi(param)