feat(BE): fixing wrong perhitungan biaya

internal/modules/inventory/transfers/services/transfer_expense_bridge.go

@@ -39,11 +39,12 @@ type TransferExpenseReceivingPayload struct {
 }
 
 type groupedTransferItem struct {
-	detail     *entity.StockTransferDetail
-	payload    TransferExpenseReceivingPayload
-	projectFK  *uint
-	kandangID  *uint
-	totalPrice float64
+	detail             *entity.StockTransferDetail
+	payload            TransferExpenseReceivingPayload
+	projectFK          *uint
+	kandangID          *uint
+	totalPrice         float64
+	shippingCostTotal  float64
 }
 
 func groupingKey(supplierID uint, date time.Time, warehouseID uint) string {
@@ -83,7 +84,7 @@ func (b *transferExpenseBridge) OnItemsDeleted(ctx context.Context, _ uint64, it
 		expenseIDs := make(map[uint64]struct{})
 		expenseNonstockIDs := make([]uint64, 0)
 
-		// Collect expense nonstock IDs from items
+	
 		for _, item := range items {
 			if item.ExpenseNonstockId != nil && *item.ExpenseNonstockId != 0 {
 				expenseNonstockIDs = append(expenseNonstockIDs, *item.ExpenseNonstockId)
@@ -91,7 +92,7 @@ func (b *transferExpenseBridge) OnItemsDeleted(ctx context.Context, _ uint64, it
 		}
 
 		if len(expenseNonstockIDs) > 0 {
-			// Get expense IDs from expense nonstocks
+		
 			for _, nsID := range expenseNonstockIDs {
 				var expenseID uint64
 				if err := tx.Model(&entity.ExpenseNonstock{}).
@@ -105,13 +106,13 @@ func (b *transferExpenseBridge) OnItemsDeleted(ctx context.Context, _ uint64, it
 				}
 			}
 
-			// Delete expense nonstocks
+
 			if err := tx.Delete(&entity.ExpenseNonstock{}, expenseNonstockIDs).Error; err != nil {
 				return err
 			}
 		}
 
-		// Check remaining expense nonstocks for each expense
+		
 		approvalRepoTx := commonRepo.NewApprovalRepository(tx)
 		for expenseID := range expenseIDs {
 			var count int64
@@ -121,7 +122,7 @@ func (b *transferExpenseBridge) OnItemsDeleted(ctx context.Context, _ uint64, it
 				return err
 			}
 
-			// If no more expense nonstocks, delete expense and approval
+			
 			if count == 0 {
 				if err := approvalRepoTx.DeleteByTarget(ctx, utils.ApprovalWorkflowExpense.String(), uint(expenseID)); err != nil {
 					return err
@@ -208,7 +209,7 @@ func (b *transferExpenseBridge) createExpenseViaService(
 		id := uint64(*kandangID)
 		expenseKandangID = &id
 	} else {
-		// For transfer, use destination warehouse location
+
 		if transfer.ToWarehouse == nil || transfer.ToWarehouse.LocationId == nil || *transfer.ToWarehouse.LocationId == 0 {
 			return nil, fiber.NewError(fiber.StatusBadRequest, "Destination warehouse location is required for expense")
 		}
@@ -218,13 +219,16 @@ func (b *transferExpenseBridge) createExpenseViaService(
 	costItems := make([]expenseValidation.CostItem, 0, len(items))
 	for _, gi := range items {
 		note := fmt.Sprintf("stock_transfer_detail:%d", gi.detail.Id)
-		price := gi.detail.TotalQty
+
+
+		price := gi.shippingCostTotal
 		if gi.payload.TransportPerItem != nil {
-			price = *gi.payload.TransportPerItem
+			price = *gi.payload.TransportPerItem * gi.payload.DeliveredQty
 		}
+
 		costItems = append(costItems, expenseValidation.CostItem{
 			NonstockID: expeditionNonstockID,
-			Quantity:   gi.payload.DeliveredQty,
+			Quantity:   1, 
 			Price:      price,
 			Notes:      note,
 		})
@@ -247,7 +251,7 @@ func (b *transferExpenseBridge) createExpenseViaService(
 		return nil, err
 	}
 
-	// Mark approvals up to Finance so latest is Manager Finance
+	
 	action := entity.ApprovalActionApproved
 	actorID := uint(transfer.CreatedBy)
 	if actorID == 0 {
@@ -324,12 +328,14 @@ func (b *transferExpenseBridge) OnItemsDelivered(c *fiber.Ctx, transferID uint64
 
 	ctx := c.Context()
 
-	// Load transfer with details
+	
 	transfer, err := b.transferRepo.GetByID(ctx, uint(transferID), func(db *gorm.DB) *gorm.DB {
 		return db.
 			Preload("Details").
 			Preload("Details.Product").
 			Preload("Details.DestProductWarehouse").
+			Preload("Details.DeliveryItems").
+			Preload("Details.DeliveryItems.StockTransferDelivery").
 			Preload("ToWarehouse")
 	})
 	if err != nil {
@@ -337,8 +343,18 @@ func (b *transferExpenseBridge) OnItemsDelivered(c *fiber.Ctx, transferID uint64
 	}
 
 	detailMap := make(map[uint64]*entity.StockTransferDetail, len(transfer.Details))
+	shippingCostMap := make(map[uint64]float64) // detailID -> ShippingCostTotal
+
 	for i := range transfer.Details {
 		detailMap[transfer.Details[i].Id] = &transfer.Details[i]
+
+		
+		for _, deliveryItem := range transfer.Details[i].DeliveryItems {
+			if deliveryItem.StockTransferDelivery != nil {
+				shippingCostMap[transfer.Details[i].Id] = deliveryItem.StockTransferDelivery.ShippingCostTotal
+				break 
+			}
+		}
 	}
 
 	groups := make(map[string][]groupedTransferItem)
@@ -379,13 +395,17 @@ func (b *transferExpenseBridge) OnItemsDelivered(c *fiber.Ctx, transferID uint64
 			}
 		}
 
-		pricePerItem := detail.TotalQty
-		if payload.TransportPerItem != nil {
-			pricePerItem = *payload.TransportPerItem
-		}
-		totalPrice := pricePerItem * payload.DeliveredQty
+	
+		shippingCostTotal := shippingCostMap[detail.Id]
+
+		
+		totalPrice := shippingCostTotal
+		if payload.TransportPerItem != nil {
+			
+			totalPrice = *payload.TransportPerItem * payload.DeliveredQty
+		}
+
 
-		// Group by supplier:date:warehouse
 		warehouseID := uint(payload.WarehouseID)
 		if warehouseID == 0 && transfer.ToWarehouse != nil {
 			warehouseID = uint(transfer.ToWarehouse.Id)
@@ -396,11 +416,12 @@ func (b *transferExpenseBridge) OnItemsDelivered(c *fiber.Ctx, transferID uint64
 
 		key := groupingKey(uint(supplierID), deliveredDate, warehouseID)
 		groups[key] = append(groups[key], groupedTransferItem{
-			detail:     detail,
-			payload:    payload,
-			projectFK:  projectFK,
-			kandangID:  kandangID,
-			totalPrice: totalPrice,
+			detail:            detail,
+			payload:           payload,
+			projectFK:         projectFK,
+			kandangID:         kandangID,
+			totalPrice:        totalPrice,
+			shippingCostTotal: shippingCostTotal,
 		})
 	}