feat(BE): fix delete project flock budget and uniformity, and fix uniformity with update purchase document

internal/common/service/common.document.service.go

@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"mime"
 	"mime/multipart"
+	"net/url"
 	"path/filepath"
 	"strings"
 	"time"
@@ -305,6 +306,56 @@ func (s *documentService) PresignURL(ctx context.Context, document entity.Docume
 	return s.storage.PresignURL(ctx, document.Path, expires)
 }
 
+// ResolveDocumentURL normalizes a stored path or URL into a presigned URL.
+func ResolveDocumentURL(
+	ctx context.Context,
+	svc DocumentService,
+	rawPath string,
+	expires time.Duration,
+) (string, error) {
+	if svc == nil {
+		return "", nil
+	}
+
+	rawPath = strings.TrimSpace(rawPath)
+	if rawPath == "" {
+		return "", nil
+	}
+
+	key := rawPath
+	lower := strings.ToLower(rawPath)
+	if strings.HasPrefix(lower, "http://") || strings.HasPrefix(lower, "https://") {
+		key = extractS3KeyFromURL(rawPath)
+		if key == "" {
+			return "", nil
+		}
+	}
+
+	return svc.PresignURL(ctx, entity.Document{Path: key}, expires)
+}
+
+func extractS3KeyFromURL(raw string) string {
+	parsed, err := url.Parse(strings.TrimSpace(raw))
+	if err != nil {
+		return ""
+	}
+	path := strings.TrimPrefix(parsed.Path, "/")
+	if path == "" {
+		return ""
+	}
+
+	host := strings.ToLower(strings.TrimSpace(parsed.Host))
+	if strings.HasPrefix(host, "s3.") || strings.HasPrefix(host, "s3-") {
+		parts := strings.SplitN(path, "/", 2)
+		if len(parts) == 2 {
+			return parts[1]
+		}
+		return ""
+	}
+
+	return path
+}
+
 func (s *documentService) generateObjectKey(ext string) (string, error) {
 	normalizedExt := strings.TrimSpace(ext)
 	if normalizedExt != "" && !strings.HasPrefix(normalizedExt, ".") {

internal/common/service/common.fifo.service.go

@@ -192,17 +192,6 @@ func (s *fifoService) Consume(ctx context.Context, req StockConsumeRequest) (*St
 	if req.Quantity < 0 {
 		return nil, errors.New("quantity must be zero or greater")
 	}
-	if s.logger.IsLevelEnabled(logrus.DebugLevel) {
-		s.logger.WithFields(logrus.Fields{
-			"usable_key":           req.UsableKey.String(),
-			"usable_id":            req.UsableID,
-			"requested_quantity":   req.Quantity,
-			"allow_pending":        req.AllowPending,
-			"product_warehouse_id": req.ProductWarehouseID,
-		}).Debug("fifo consume request")
-	}
-	
-
 	cfg, ok := fifo.Usable(req.UsableKey)
 	if !ok {
 		return nil, fmt.Errorf("usable %q is not registered", req.UsableKey)
@@ -230,20 +219,6 @@ func (s *fifoService) Consume(ctx context.Context, req StockConsumeRequest) (*St
 		currentPending := ctxRow.PendingQty
 		currentTotal := currentUsage + currentPending
 		delta := req.Quantity - currentTotal
-		if s.logger.IsLevelEnabled(logrus.DebugLevel) {
-			s.logger.WithFields(logrus.Fields{
-				"usable_key":            req.UsableKey.String(),
-				"usable_id":             req.UsableID,
-				"product_warehouse_id":  productWarehouseID,
-				"current_usage_qty":     currentUsage,
-				"current_pending_qty":   currentPending,
-				"current_total_qty":     currentTotal,
-				"requested_quantity":    req.Quantity,
-				"calculated_delta":      delta,
-				"input_warehouse_match": req.ProductWarehouseID == 0 || req.ProductWarehouseID == productWarehouseID,
-			}).Debug("fifo consume context")
-		}
-
 		var (
 			usageDelta     float64
 			pendingDelta   float64
@@ -308,21 +283,6 @@ func (s *fifoService) Consume(ctx context.Context, req StockConsumeRequest) (*St
 		result.ReleasedQuantity = releasedAmount
 		result.UsageQuantity = currentUsage + usageDelta
 		result.PendingQuantity = currentPending + pendingDelta
-		if s.logger.IsLevelEnabled(logrus.DebugLevel) {
-			s.logger.WithFields(logrus.Fields{
-				"usable_key":           req.UsableKey.String(),
-				"usable_id":            req.UsableID,
-				"product_warehouse_id": productWarehouseID,
-				"usage_delta":          usageDelta,
-				"pending_delta":        pendingDelta,
-				"released_quantity":    releasedAmount,
-				"added_allocations":    len(addedAlloc),
-				"final_usage_qty":      result.UsageQuantity,
-				"final_pending_qty":    result.PendingQuantity,
-				"final_requested_qty":  result.RequestedQuantity,
-			}).Debug("fifo consume result")
-		}
-
 		return nil
 	})
 	if err != nil {
@@ -336,14 +296,6 @@ func (s *fifoService) ReleaseUsage(ctx context.Context, req StockReleaseRequest)
 	if req.UsableID == 0 || strings.TrimSpace(req.UsableKey.String()) == "" {
 		return errors.New("usable key and id are required")
 	}
-	if s.logger.IsLevelEnabled(logrus.DebugLevel) {
-		s.logger.WithFields(logrus.Fields{
-			"usable_key": req.UsableKey.String(),
-			"usable_id":  req.UsableID,
-			"reason":     req.Reason,
-		}).Debug("fifo release request")
-	}
-
 	return s.withTransaction(ctx, req.Tx, func(tx *gorm.DB) error {
 		cfg, ok := fifo.Usable(req.UsableKey)
 		if !ok {
@@ -354,17 +306,6 @@ func (s *fifoService) ReleaseUsage(ctx context.Context, req StockReleaseRequest)
 		if err != nil {
 			return err
 		}
-		if s.logger.IsLevelEnabled(logrus.DebugLevel) {
-			s.logger.WithFields(logrus.Fields{
-				"usable_key":           req.UsableKey.String(),
-				"usable_id":            req.UsableID,
-				"product_warehouse_id": ctxRow.ProductWarehouseID,
-				"current_usage_qty":    ctxRow.UsageQty,
-				"current_pending_qty":  ctxRow.PendingQty,
-				"current_total_qty":    ctxRow.UsageQty + ctxRow.PendingQty,
-			}).Debug("fifo release context")
-		}
-
 		var usageDelta, pendingDelta float64
 		if ctxRow.UsageQty > 0 {
 			if _, err := s.releaseUsagePortion(ctx, tx, req.UsableKey, req.UsableID, ctxRow.UsageQty); err != nil {
@@ -380,15 +321,6 @@ func (s *fifoService) ReleaseUsage(ctx context.Context, req StockReleaseRequest)
 			return err
 		}
 
-		if s.logger.IsLevelEnabled(logrus.DebugLevel) {
-			s.logger.WithFields(logrus.Fields{
-				"usable_key":    req.UsableKey.String(),
-				"usable_id":     req.UsableID,
-				"usage_delta":   usageDelta,
-				"pending_delta": pendingDelta,
-			}).Debug("fifo release applied")
-		}
-
 		return s.allocations.ReleaseByUsable(ctx, req.UsableKey.String(), req.UsableID, req.Reason, func(db *gorm.DB) *gorm.DB {
 			return s.txOrDB(tx, db)
 		})

internal/database/migrations/20260102092243_update_uniformity_project_budget_cascade.down.sql

@@ -0,0 +1,86 @@
+BEGIN;
+
+DO $$
+BEGIN
+    IF EXISTS (
+        SELECT 1
+        FROM pg_constraint
+        WHERE conname = 'fk_project_flock_kandang_uniformity_project_flock_kandang'
+    ) THEN
+        ALTER TABLE project_flock_kandang_uniformity
+            DROP CONSTRAINT fk_project_flock_kandang_uniformity_project_flock_kandang;
+    END IF;
+END $$;
+
+ALTER TABLE project_flock_kandang_uniformity
+    ADD CONSTRAINT fk_project_flock_kandang_uniformity_project_flock_kandang
+        FOREIGN KEY (project_flock_kandang_id)
+        REFERENCES project_flock_kandangs (id)
+        ON DELETE RESTRICT ON UPDATE CASCADE;
+
+DO $$
+BEGIN
+    IF EXISTS (
+        SELECT 1
+        FROM pg_tables
+        WHERE tablename = 'project_budgets'
+    ) THEN
+        IF EXISTS (
+            SELECT 1
+            FROM pg_constraint
+            WHERE conname = 'fk_project_budgets_project_flock_id'
+        ) THEN
+            ALTER TABLE project_budgets
+                DROP CONSTRAINT fk_project_budgets_project_flock_id;
+        END IF;
+
+        ALTER TABLE project_budgets
+            ADD CONSTRAINT fk_project_budgets_project_flock_id
+            FOREIGN KEY (project_flock_id)
+            REFERENCES project_flocks(id);
+    END IF;
+END $$;
+
+DO $$
+BEGIN
+    IF EXISTS (
+        SELECT 1
+        FROM pg_tables
+        WHERE tablename = 'project_flock_kandang_uniformity'
+    ) THEN
+        IF NOT EXISTS (
+            SELECT 1
+            FROM information_schema.columns
+            WHERE table_schema = 'public'
+              AND table_name = 'project_flock_kandang_uniformity'
+              AND column_name = 'created_at'
+        ) THEN
+            ALTER TABLE project_flock_kandang_uniformity
+                ADD COLUMN created_at TIMESTAMPTZ DEFAULT NOW();
+        END IF;
+
+        IF NOT EXISTS (
+            SELECT 1
+            FROM information_schema.columns
+            WHERE table_schema = 'public'
+              AND table_name = 'project_flock_kandang_uniformity'
+              AND column_name = 'updated_at'
+        ) THEN
+            ALTER TABLE project_flock_kandang_uniformity
+                ADD COLUMN updated_at TIMESTAMPTZ DEFAULT NOW();
+        END IF;
+
+        IF NOT EXISTS (
+            SELECT 1
+            FROM information_schema.columns
+            WHERE table_schema = 'public'
+              AND table_name = 'project_flock_kandang_uniformity'
+              AND column_name = 'deleted_at'
+        ) THEN
+            ALTER TABLE project_flock_kandang_uniformity
+                ADD COLUMN deleted_at TIMESTAMPTZ;
+        END IF;
+    END IF;
+END $$;
+
+COMMIT;

internal/database/migrations/20260102092243_update_uniformity_project_budget_cascade.up.sql

@@ -0,0 +1,90 @@
+BEGIN;
+
+DO $$
+BEGIN
+    IF EXISTS (
+        SELECT 1
+        FROM pg_constraint
+        WHERE conname = 'fk_project_flock_kandang_uniformity_project_flock_kandang'
+    ) THEN
+        ALTER TABLE project_flock_kandang_uniformity
+            DROP CONSTRAINT fk_project_flock_kandang_uniformity_project_flock_kandang;
+    END IF;
+END $$;
+
+ALTER TABLE project_flock_kandang_uniformity
+    ADD CONSTRAINT fk_project_flock_kandang_uniformity_project_flock_kandang
+        FOREIGN KEY (project_flock_kandang_id)
+        REFERENCES project_flock_kandangs (id)
+        ON DELETE CASCADE ON UPDATE CASCADE;
+
+DO $$
+BEGIN
+    IF EXISTS (
+        SELECT 1
+        FROM pg_tables
+        WHERE tablename = 'project_budgets'
+    ) THEN
+        IF EXISTS (
+            SELECT 1
+            FROM pg_constraint
+            WHERE conname = 'fk_project_budgets_project_flock_id'
+        ) THEN
+            ALTER TABLE project_budgets
+                DROP CONSTRAINT fk_project_budgets_project_flock_id;
+        END IF;
+
+        ALTER TABLE project_budgets
+            ADD CONSTRAINT fk_project_budgets_project_flock_id
+            FOREIGN KEY (project_flock_id)
+            REFERENCES project_flocks(id)
+            ON DELETE CASCADE ON UPDATE CASCADE;
+    END IF;
+END $$;
+
+DO $$
+BEGIN
+    IF EXISTS (
+        SELECT 1
+        FROM pg_trigger
+        WHERE tgname = 'trg_soft_delete_fk_project_flock_kandang_uniformity'
+    ) THEN
+        DROP TRIGGER trg_soft_delete_fk_project_flock_kandang_uniformity
+        ON project_flock_kandang_uniformity;
+    END IF;
+
+    IF EXISTS (
+        SELECT 1
+        FROM information_schema.columns
+        WHERE table_schema = 'public'
+          AND table_name = 'project_flock_kandang_uniformity'
+          AND column_name = 'created_at'
+    ) THEN
+        ALTER TABLE project_flock_kandang_uniformity
+            DROP COLUMN created_at;
+    END IF;
+
+    IF EXISTS (
+        SELECT 1
+        FROM information_schema.columns
+        WHERE table_schema = 'public'
+          AND table_name = 'project_flock_kandang_uniformity'
+          AND column_name = 'updated_at'
+    ) THEN
+        ALTER TABLE project_flock_kandang_uniformity
+            DROP COLUMN updated_at;
+    END IF;
+
+    IF EXISTS (
+        SELECT 1
+        FROM information_schema.columns
+        WHERE table_schema = 'public'
+          AND table_name = 'project_flock_kandang_uniformity'
+          AND column_name = 'deleted_at'
+    ) THEN
+        ALTER TABLE project_flock_kandang_uniformity
+            DROP COLUMN deleted_at;
+    END IF;
+END $$;
+
+COMMIT;

internal/entities/project_flock_kandang_uniformity.go

@@ -1,10 +1,6 @@
 package entities
 
-import (
+import "time"
-	"time"
-
-	"gorm.io/gorm"
-)
 
 type ProjectFlockKandangUniformity struct {
 	Id                    uint           `gorm:"primaryKey"`
@@ -18,9 +14,6 @@ type ProjectFlockKandangUniformity struct {
 	UniformQty            float64        `gorm:"type:numeric(15,3)"`
 	NotUniformQty         float64        `gorm:"type:numeric(15,3)"`
 	UniformDate           *time.Time     `gorm:"type:timestamptz"`
-	CreatedAt             time.Time      `gorm:"autoCreateTime"`
-	UpdatedAt             time.Time      `gorm:"autoUpdateTime"`
-	DeletedAt             gorm.DeletedAt `gorm:"index" json:"-"`
 	CreatedBy             uint           `gorm:"not null"`
 
 	ProjectFlockKandang ProjectFlockKandang `gorm:"foreignKey:ProjectFlockKandangId;references:Id"`

internal/modules/production/project_flocks/services/projectflock.service.go

@@ -22,6 +22,7 @@ import (
 	pfutils "gitlab.com/mbugroup/lti-api.git/internal/modules/production/project_flocks/utils"
 	validation "gitlab.com/mbugroup/lti-api.git/internal/modules/production/project_flocks/validations"
 	recordingRepo "gitlab.com/mbugroup/lti-api.git/internal/modules/production/recordings/repositories"
+	uniformityRepository "gitlab.com/mbugroup/lti-api.git/internal/modules/production/uniformities/repositories"
 	utils "gitlab.com/mbugroup/lti-api.git/internal/utils"
 	approvalutils "gitlab.com/mbugroup/lti-api.git/internal/utils/approvals"
 
@@ -866,6 +867,14 @@ func (s projectflockService) detachKandangs(ctx context.Context, dbTransaction *
 	}
 
 	if len(pfkIDs) > 0 {
+		uniformityRepo := uniformityRepository.NewUniformityRepository(s.Repository.DB())
+		if dbTransaction != nil {
+			uniformityRepo = uniformityRepository.NewUniformityRepository(dbTransaction)
+		}
+		if err := uniformityRepo.DeleteByProjectFlockKandangIDs(ctx, pfkIDs); err != nil {
+			return fiber.NewError(fiber.StatusInternalServerError, "Failed to remove uniformity data for project flock kandang")
+		}
+
 		pwRepo := s.ProductWarehouseRepo
 		if dbTransaction != nil {
 			pwRepo = productWarehouseRepository.NewProductWarehouseRepository(dbTransaction)

internal/modules/production/recordings/services/recording.service.go

@@ -333,13 +333,6 @@ func (s recordingService) UpdateOne(c *fiber.Ctx, req *validation.Update, id uin
 				s.Log.Errorf("Failed to list existing stocks: %+v", err)
 				return err
 			}
-			if s.Log != nil && s.Log.IsLevelEnabled(logrus.DebugLevel) {
-				s.Log.WithFields(logrus.Fields{
-					"recording_id": recordingEntity.Id,
-					"existing":     summarizeExistingStocks(existingStocks),
-					"incoming":     summarizeIncomingStocks(req.Stocks),
-				}).Debug("recording update stock comparison")
-			}
 			if stocksMatch(existingStocks, req.Stocks) {
 				hasStockChanges = false
 			}
@@ -698,16 +691,6 @@ func (s *recordingService) consumeRecordingStocks(ctx context.Context, tx *gorm.
 		}
 		desiredTotal := desired + pending
 
-		if s.Log != nil && s.Log.IsLevelEnabled(logrus.DebugLevel) {
-			s.Log.WithFields(logrus.Fields{
-				"recording_stock_id":   stock.Id,
-				"product_warehouse_id": stock.ProductWarehouseId,
-				"desired_usage_qty":    desired,
-				"desired_pending_qty":  pending,
-				"desired_total_qty":    desiredTotal,
-			}).Debug("recording fifo consume start")
-		}
-
 		result, err := s.FifoSvc.Consume(ctx, commonSvc.StockConsumeRequest{
 			UsableKey:          recordingStockUsableKey,
 			UsableID:           stock.Id,
@@ -721,17 +704,6 @@ func (s *recordingService) consumeRecordingStocks(ctx context.Context, tx *gorm.
 			return err
 		}
 
-		if s.Log != nil && s.Log.IsLevelEnabled(logrus.DebugLevel) {
-			s.Log.WithFields(logrus.Fields{
-				"recording_stock_id":   stock.Id,
-				"product_warehouse_id": stock.ProductWarehouseId,
-				"result_usage_qty":     result.UsageQuantity,
-				"result_pending_qty":   result.PendingQuantity,
-				"released_qty":         result.ReleasedQuantity,
-				"added_allocations":    len(result.AddedAllocations),
-			}).Debug("recording fifo consume result")
-		}
-
 		if err := s.Repository.UpdateStockUsage(tx, stock.Id, result.UsageQuantity, result.PendingQuantity); err != nil {
 			return err
 		}
@@ -754,23 +726,6 @@ func (s *recordingService) releaseRecordingStocks(ctx context.Context, tx *gorm.
 			continue
 		}
 
-		var usage float64
-		var pending float64
-		if stock.UsageQty != nil {
-			usage = *stock.UsageQty
-		}
-		if stock.PendingQty != nil {
-			pending = *stock.PendingQty
-		}
-		if s.Log != nil && s.Log.IsLevelEnabled(logrus.DebugLevel) {
-			s.Log.WithFields(logrus.Fields{
-				"recording_stock_id":   stock.Id,
-				"product_warehouse_id": stock.ProductWarehouseId,
-				"current_usage_qty":    usage,
-				"current_pending_qty":  pending,
-			}).Debug("recording fifo release start")
-		}
-
 		if err := s.FifoSvc.ReleaseUsage(ctx, commonSvc.StockReleaseRequest{
 			UsableKey: recordingStockUsableKey,
 			UsableID:  stock.Id,

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

@@ -74,7 +74,6 @@ type UniformityListDTO struct {
 	MeanDown              float64                          `json:"mean_down"`
 	StandardMeanWeight    *float64                         `json:"standard_mean_weight"`
 	StandardUniformity    *float64                         `json:"standard_uniformity"`
-	CreatedAt             time.Time                        `json:"created_at"`
 	CreatedBy             uint                             `json:"created_by"`
 	LatestApproval        *approvalDTO.ApprovalRelationDTO `json:"latest_approval"`
 }
@@ -154,7 +153,6 @@ func ToUniformityListDTOs(items []entity.ProjectFlockKandangUniformity) []Unifor
 			UniformQty:            item.UniformQty,
 			MeanUp:                item.MeanUp,
 			MeanDown:              item.MeanDown,
-			CreatedAt:             item.CreatedAt,
 			CreatedBy:             item.CreatedBy,
 			LatestApproval:        latestApproval,
 		}

internal/modules/production/uniformities/repositories/uniformity.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 +10,7 @@ import (
 
 type UniformityRepository interface {
 	repository.BaseRepository[entity.ProjectFlockKandangUniformity]
+	DeleteByProjectFlockKandangIDs(ctx context.Context, projectFlockKandangIDs []uint) error
 }
 
 type UniformityRepositoryImpl struct {
@@ -19,3 +22,13 @@ func NewUniformityRepository(db *gorm.DB) UniformityRepository {
 		BaseRepositoryImpl: repository.NewBaseRepository[entity.ProjectFlockKandangUniformity](db),
 	}
 }
+
+func (r *UniformityRepositoryImpl) DeleteByProjectFlockKandangIDs(ctx context.Context, projectFlockKandangIDs []uint) error {
+	if len(projectFlockKandangIDs) == 0 {
+		return nil
+	}
+	return r.DB().WithContext(ctx).
+		Unscoped().
+		Where("project_flock_kandang_id IN ?", projectFlockKandangIDs).
+		Delete(&entity.ProjectFlockKandangUniformity{}).Error
+}

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

@@ -99,7 +99,7 @@ func (s uniformityService) GetAll(c *fiber.Ctx, params *validation.Query) ([]ent
 		if params.Week != 0 {
 			db = db.Where("week = ?", params.Week)
 		}
-		return db.Order("uniform_date DESC").Order("created_at DESC")
+		return db.Order("uniform_date DESC").Order("id DESC")
 	})
 
 	if err != nil {

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

@@ -180,7 +180,10 @@ func (ctrl *PurchaseController) ReceiveProducts(c *fiber.Ctx) error {
 			req.Items = []validation.ReceivePurchaseItemRequest{singleItem}
 		}
 	}
-	req.TravelDocuments = form.File["documents"]
+	req.TravelDocuments = form.File["travel_documents"]
+	if len(req.TravelDocuments) == 0 {
+		req.TravelDocuments = form.File["documents"]
+	}
 	result, err := ctrl.service.ReceiveProducts(c, uint(id), req)
 	if err != nil {
 		return err

internal/modules/purchases/services/purchase.service.go

@@ -999,6 +999,22 @@ func (s *purchaseService) uploadTravelDocument(
 		return "", errors.New("document service not available")
 	}
 
+	documents, err := s.DocumentSvc.ListByTarget(ctx, string(utils.DocumentableTypePurchaseItem), uint64(itemID))
+	if err != nil {
+		return "", err
+	}
+	if len(documents) > 0 {
+		var ids []uint
+		for _, doc := range documents {
+			if doc.Type == string(utils.DocumentTypePurchaseTravel) {
+				ids = append(ids, doc.Id)
+			}
+		}
+		if err := s.DocumentSvc.DeleteDocuments(ctx, ids, true); err != nil {
+			return "", err
+		}
+	}
+
 	documentFiles := []commonSvc.DocumentFile{{
 		File: file,
 		Type: string(utils.DocumentTypePurchaseTravel),
@@ -1015,7 +1031,7 @@ func (s *purchaseService) uploadTravelDocument(
 	if len(results) == 0 {
 		return "", errors.New("upload result is empty")
 	}
-	return results[0].URL, nil
+	return results[0].Document.Path, nil
 }
 
 func (s *purchaseService) DeleteItems(c *fiber.Ctx, id uint, req *validation.DeletePurchaseItemsRequest) (*entity.Purchase, error) {
@@ -1499,10 +1515,56 @@ func (s *purchaseService) loadPurchase(
 	if err := s.attachLatestApproval(ctx, purchase); err != nil {
 		s.Log.Warnf("Unable to attach latest approval for purchase %d: %+v", id, err)
 	}
+	s.applyTravelDocumentURLs(ctx, purchase)
 
 	return purchase, nil
 }
 
+func (s *purchaseService) applyTravelDocumentURLs(ctx context.Context, purchase *entity.Purchase) {
+	if purchase == nil || s.DocumentSvc == nil {
+		return
+	}
+
+	for i := range purchase.Items {
+		item := &purchase.Items[i]
+		documents, err := s.DocumentSvc.ListByTarget(ctx, string(utils.DocumentableTypePurchaseItem), uint64(item.Id))
+		if err != nil {
+			s.Log.Warnf("Unable to load travel documents for purchase item %d: %+v", item.Id, err)
+		} else {
+			var targetDoc *entity.Document
+			for j := len(documents) - 1; j >= 0; j-- {
+				if documents[j].Type == string(utils.DocumentTypePurchaseTravel) {
+					targetDoc = &documents[j]
+					break
+				}
+			}
+			if targetDoc != nil {
+				url, err := s.DocumentSvc.PresignURL(ctx, *targetDoc, 15*time.Minute)
+				if err != nil {
+					s.Log.Warnf("Unable to presign travel document for purchase item %d: %+v", item.Id, err)
+				} else if url != "" {
+					item.TravelNumberDocs = &url
+					continue
+				}
+			}
+		}
+
+		path := item.TravelNumberDocs
+		if path == nil || strings.TrimSpace(*path) == "" {
+			continue
+		}
+		url, err := commonSvc.ResolveDocumentURL(ctx, s.DocumentSvc, *path, 15*time.Minute)
+		if err != nil {
+			s.Log.Warnf("Unable to presign travel document for purchase item %d: %+v", item.Id, err)
+			continue
+		}
+		if url == "" {
+			continue
+		}
+		item.TravelNumberDocs = &url
+	}
+}
+
 func collectPFKIDsFromPurchase(p *entity.Purchase) []uint {
 	seen := make(map[uint]struct{})
 	ids := make([]uint, 0)

internal/utils/constant.go

@@ -426,12 +426,12 @@ const (
 	DocumentTypeTransfer           DocumentType = "STOCK_TRANSFER_DOCUMENT"
 	DocumentTypeExpense            DocumentType = "EXPENSE_DOCUMENT"
 	DocumentTypeExpenseRealization DocumentType = "EXPENSE_REALIZATION_DOCUMENT"
-	DocumentTypePurchaseTravel DocumentType = "PURCHASE_TRAVEL_DOCUMENT"
+	DocumentTypePurchaseTravel     DocumentType = "PURCHASE_TRAVEL_DOCUMENT"
 
 	DocumentableTypeTransfer           DocumentableType = "STOCK_TRANSFER"
 	DocumentableTypeExpense            DocumentableType = "EXPENSE"
 	DocumentableTypeExpenseRealization DocumentableType = "EXPENSE_REALIZATION"
-	DocumentableTypePurchaseItem    DocumentableType = "PURCHASE_ITEM"
+	DocumentableTypePurchaseItem       DocumentableType = "PURCHASE_ITEM"
 )
 
 // -------------------------------------------------------------------