feat(BE-119,117]) : create seeder for chikin details and fix busines logic on delete one chickin

internal/database/seed/seeder.go

@@ -1170,7 +1170,6 @@ func seedChickin(tx *gorm.DB, createdBy uint) error {
 			return err
 		}
 
-		// Update/Insert ProjectFlockPopulation
 		var population entity.ProjectFlockPopulation
 		err = tx.Where("project_flock_kandang_id = ?", seed.ProjectFlockKandangId).First(&population).Error
 		if errors.Is(err, gorm.ErrRecordNotFound) {
@@ -1198,6 +1197,84 @@ func seedChickin(tx *gorm.DB, createdBy uint) error {
 				return err
 			}
 		}
+
+		var pfk entity.ProjectFlockKandang
+		if err := tx.Where("id = ?", seed.ProjectFlockKandangId).First(&pfk).Error; err != nil {
+			if errors.Is(err, gorm.ErrRecordNotFound) {
+				// no pivot found; skip creating details
+				continue
+			}
+			return err
+		}
+
+		var warehouse entity.Warehouse
+		if err := tx.Where("kandang_id = ?", pfk.KandangId).First(&warehouse).Error; err != nil {
+			// if warehouse not found, cannot create details
+			if errors.Is(err, gorm.ErrRecordNotFound) {
+				continue
+			}
+			return err
+		}
+
+		var productWarehouses []entity.ProductWarehouse
+		err = tx.Table("product_warehouses").
+			Select("product_warehouses.*").
+			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 = ?", "DOC", warehouse.Id).
+			Order("product_warehouses.created_at DESC").
+			Find(&productWarehouses).Error
+		if err != nil {
+			return err
+		}
+
+		// If no product warehouses found, keep existing chickin.Quantity and skip details
+		if len(productWarehouses) == 0 {
+			continue
+		}
+
+		// sum all pw quantities and set chickin.Quantity to that total (mimic CreateOne)
+		totalQty := 0.0
+		for _, pw := range productWarehouses {
+			totalQty += pw.Quantity
+		}
+
+		if chickin.Quantity != totalQty {
+			if err := tx.Model(&entity.ProjectChickin{}).Where("id = ?", chickin.Id).Update("quantity", totalQty).Error; err != nil {
+				return err
+			}
+			chickin.Quantity = totalQty
+		}
+
+		for _, pw := range productWarehouses {
+			// ensure detail exists or create it with full pw.Quantity
+			var detail entity.ProjectChickinDetail
+			err = tx.Where("project_chickin_id = ? AND product_warehouse_id = ?", chickin.Id, pw.Id).First(&detail).Error
+			if errors.Is(err, gorm.ErrRecordNotFound) {
+				detail = entity.ProjectChickinDetail{
+					ProjectChickinId:   chickin.Id,
+					ProductWarehouseId: pw.Id,
+					Quantity:           pw.Quantity,
+					CreatedBy:          createdBy,
+				}
+				if err := tx.Create(&detail).Error; err != nil {
+					return err
+				}
+			} else if err != nil {
+				return err
+			} else {
+				if detail.Quantity != pw.Quantity {
+					if err := tx.Model(&entity.ProjectChickinDetail{}).Where("id = ?", detail.Id).Update("quantity", pw.Quantity).Error; err != nil {
+						return err
+					}
+				}
+			}
+
+			// zero out pw quantity
+			if err := tx.Model(&entity.ProductWarehouse{}).Where("id = ?", pw.Id).Update("quantity", 0).Error; err != nil {
+				return err
+			}
+		}
 	}
 
 	return nil

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

@@ -261,6 +261,7 @@ func (s chickinService) DeleteOne(c *fiber.Ctx, id uint) error {
 		}
 		return err
 	}
+
 	chickinRepoTx := s.Repository.WithTx(tx)
 	pfkRepoTx := s.ProjectflockKandangRepo.WithTx(tx)
 	productWarehouseRepoTx := s.ProductWarehouseRepo.WithTx(tx)
@@ -292,6 +293,86 @@ func (s chickinService) DeleteOne(c *fiber.Ctx, id uint) error {
 		return rollback(err)
 	}
 
+	// helper: restore quantities from details; returns (restored bool, error)
+	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
+		}
+
+		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) {
+
+					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
+			}
+		}
+
+		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 !restored {
+
+		projectflockkandang, err := pfkRepoTx.GetByID(c.Context(), population.ProjectFlockKandangId)
+		if err != nil {
+			s.Log.Errorf("Failed to get projectflock kandang: %+v", err)
+			return rollback(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"))
+			}
+			s.Log.Errorf("Failed to get warehouse: %+v", err)
+			return rollback(err)
+		}
+
+		var productWarehouse entity.ProductWarehouse
+		err = tx.WithContext(c.Context()).Table("product_warehouses").
+			Select("product_warehouses.*").
+			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 = ?", "DOC", warehouse.Id).
+			Order("product_warehouses.created_at DESC").
+			First(&productWarehouse).Error
+
+		if 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"))
+			}
+			s.Log.Errorf("Failed to get product warehouse: %+v", err)
+			return rollback(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)
+		}
+	}
+
+	// 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"))
@@ -300,43 +381,6 @@ func (s chickinService) DeleteOne(c *fiber.Ctx, id uint) error {
 		return rollback(err)
 	}
 
-	projectflockkandang, err := pfkRepoTx.GetByID(c.Context(), population.ProjectFlockKandangId)
-	if err != nil {
-		s.Log.Errorf("Failed to get projectflock kandang: %+v", err)
-		return rollback(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"))
-		}
-		s.Log.Errorf("Failed to get warehouse: %+v", err)
-		return rollback(err)
-	}
-
-	var productWarehouse entity.ProductWarehouse
-	err = tx.WithContext(c.Context()).Table("product_warehouses").
-		Select("product_warehouses.*").
-		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 = ?", "DOC", warehouse.Id).
-		Order("product_warehouses.created_at DESC").
-		First(&productWarehouse).Error
-
-	if 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"))
-		}
-		s.Log.Errorf("Failed to get product warehouse: %+v", err)
-		return rollback(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)
-	}
-
 	if err := tx.Commit().Error; err != nil {
 		s.Log.Errorf("Failed to commit transaction: %+v", err)
 		return rollback(err)