修复(#79): 修复促销管理审查问题

Co-authored-by: multica-agent <github@multica.ai>

internal/model/promo/model.go

@@ -81,7 +81,15 @@ func (m *defaultPromoModel) FindRule(ctx context.Context, id int64) (*Rule, erro
 }
 
 func (m *defaultPromoModel) UpdateRule(ctx context.Context, data *Rule) error {
-	return m.db.WithContext(ctx).Save(data).Error
+	return m.db.WithContext(ctx).Model(&Rule{}).Where("id = ?", data.Id).Updates(map[string]interface{}{
+		"name":       data.Name,
+		"type":       data.Type,
+		"params":     data.Params,
+		"priority":   data.Priority,
+		"enabled":    data.Enabled,
+		"start_time": data.StartTime,
+		"end_time":   data.EndTime,
+	}).Error
 }
 
 func (m *defaultPromoModel) DeleteRule(ctx context.Context, id int64) error {
@@ -129,7 +137,10 @@ func (m *defaultPromoModel) UpsertPrices(ctx context.Context, ruleId int64, item
 				return err
 			}
 			if errors.Is(err, gorm.ErrRecordNotFound) {
-				return tx.Create(item).Error
+				if err := tx.Create(item).Error; err != nil {
+					return err
+				}
+				continue
 			}
 			existing.Quantity = item.Quantity
 			existing.PromoPrice = item.PromoPrice