重构优惠券表结构与功能

web/queries/balance_activity.gen.go

@@ -232,6 +232,27 @@ func newBalanceActivity(db *gorm.DB, opts ...gen.DOOption) balanceActivity {
 		}{
 			RelationField: field.NewRelation("Bill.Refund", "models.Refund"),
 		},
+		CouponUser: struct {
+			field.RelationField
+			Coupon struct {
+				field.RelationField
+			}
+			User struct {
+				field.RelationField
+			}
+		}{
+			RelationField: field.NewRelation("Bill.CouponUser", "models.CouponUser"),
+			Coupon: struct {
+				field.RelationField
+			}{
+				RelationField: field.NewRelation("Bill.CouponUser.Coupon", "models.Coupon"),
+			},
+			User: struct {
+				field.RelationField
+			}{
+				RelationField: field.NewRelation("Bill.CouponUser.User", "models.User"),
+			},
+		},
 	}
 
 	_balanceActivity.fillFieldMap()
@@ -561,6 +582,15 @@ type balanceActivityBelongsToBill struct {
 	Refund struct {
 		field.RelationField
 	}
+	CouponUser struct {
+		field.RelationField
+		Coupon struct {
+			field.RelationField
+		}
+		User struct {
+			field.RelationField
+		}
+	}
 }
 
 func (a balanceActivityBelongsToBill) Where(conds ...field.Expr) *balanceActivityBelongsToBill {