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