refactor: 移除wepay依赖，简化订单退款逻辑

backend_v1/app/http/admin/orders.go

@@ -1,16 +1,11 @@
 package admin
 
 import (
-	"fmt"
-
 	"quyun/v2/app/requests"
 	"quyun/v2/app/services"
 	"quyun/v2/database/models"
-	"quyun/v2/pkg/fields"
-	"quyun/v2/providers/wepay"
 
 	"github.com/gofiber/fiber/v3"
-	"github.com/pkg/errors"
 	"go.ipao.vip/gen"
 )
 
@@ -20,9 +15,7 @@ type OrderListQuery struct {
 }
 
 // @provider
-type orders struct {
-	wepay *wepay.Client
-}
+type orders struct{}
 
 // List
 //
@@ -62,55 +55,5 @@ func (ctl *orders) List(
 //	@Router			/admin/orders/:id/refund [post]
 //	@Bind			order path key(id) model(id)
 func (ctl *orders) Refund(ctx fiber.Ctx, order *models.Order) error {
-	user, err := services.Users.FindByID(ctx, order.UserID)
-	if err != nil {
-		return err
-	}
-
-	post, err := services.Posts.FindByID(ctx, order.PostID)
-	if err != nil {
-		return err
-	}
-
-	if order.PaymentMethod == "balance" {
-		if err := services.Users.AddBalance(ctx, user.ID, order.Meta.Data().CostBalance); err != nil {
-			return errors.Wrap(err, "add balance failed")
-		}
-
-		if err := services.Users.RevokeUserPosts(ctx, user.ID, order.PostID); err != nil {
-			return errors.Wrap(err, "revoke posts failed")
-		}
-
-		order.Status = fields.OrderStatusRefundSuccess
-		if _, err := order.Update(ctx); err != nil {
-			return errors.Wrap(err, "update order failed")
-		}
-
-		return nil
-	}
-
-	refundTotal := order.Price*int64(order.Discount)/100 - order.Meta.Data().CostBalance
-	resp, err := ctl.wepay.Refund(ctx, func(bm *wepay.BodyMap) {
-		bm.
-			OutRefundNo(order.OrderNo).
-			OutTradeNo(order.OrderNo).
-			TransactionID(order.TransactionID).
-			CNYRefundAmount(refundTotal, refundTotal).
-			RefundReason(fmt.Sprintf("%s 退款", post.Title))
-	})
-	if err != nil {
-		return err
-	}
-
-	meta := order.Meta.Data()
-	meta.RefundResp = resp
-	order.Meta = meta.JsonType()
-	order.RefundTransactionID = resp.RefundId
-	order.Status = fields.OrderStatusRefundProcessing
-
-	if _, err := order.Update(ctx); err != nil {
-		return err
-	}
-
-	return nil
+	return services.Orders.Refund(ctx, order)
 }

backend_v1/app/http/admin/provider.gen.go

@@ -6,7 +6,6 @@ import (
 	"quyun/v2/providers/app"
 	"quyun/v2/providers/job"
 	"quyun/v2/providers/jwt"
-	"quyun/v2/providers/wepay"
 
 	"go.ipao.vip/atom"
 	"go.ipao.vip/atom/container"
@@ -37,12 +36,8 @@ func Provide(opts ...opt.Option) error {
 	}); err != nil {
 		return err
 	}
-	if err := container.Container.Provide(func(
-		wepay *wepay.Client,
-	) (*orders, error) {
-		obj := &orders{
-			wepay: wepay,
-		}
+	if err := container.Container.Provide(func() (*orders, error) {
+		obj := &orders{}
 
 		return obj, nil
 	}); err != nil {

backend_v1/app/http/posts.go

@@ -14,7 +14,6 @@ import (
 	"quyun/v2/providers/ali"
 	"quyun/v2/providers/app"
 	"quyun/v2/providers/job"
-	"quyun/v2/providers/wepay"
 
 	"github.com/go-pay/gopay/wechat/v3"
 	"github.com/gofiber/fiber/v3"
@@ -30,10 +29,9 @@ type ListQuery struct {
 
 // @provider
 type posts struct {
-	wepay *wepay.Client
-	oss   *ali.OSSClient
-	job   *job.Job
-	app   *app.Config
+	oss *ali.OSSClient
+	job *job.Job
+	app *app.Config
 }
 
 // List posts

backend_v1/app/http/provider.gen.go

@@ -5,7 +5,6 @@ import (
 	"quyun/v2/providers/ali"
 	"quyun/v2/providers/app"
 	"quyun/v2/providers/job"
-	"quyun/v2/providers/wepay"
 
 	"go.ipao.vip/atom"
 	"go.ipao.vip/atom/container"
@@ -18,13 +17,11 @@ func Provide(opts ...opt.Option) error {
 		app *app.Config,
 		job *job.Job,
 		oss *ali.OSSClient,
-		wepay *wepay.Client,
 	) (*posts, error) {
 		obj := &posts{
-			app:   app,
-			job:   job,
-			oss:   oss,
-			wepay: wepay,
+			app: app,
+			job: job,
+			oss: oss,
 		}
 
 		return obj, nil

backend_v1/app/services/orders.go

@@ -77,12 +77,12 @@ func (m *orders) List(
 }
 
 // Refund 订单退款（余额支付走本地退款；微信支付走微信退款并标记为退款处理中）。
-func (m *orders) Refund(ctx context.Context, id int64) error {
+func (m *orders) Refund(ctx context.Context, order *models.Order) error {
 	// 余额支付：这里强调“状态一致性”，必须在一个事务中完成：余额退回 + 撤销购买权益 + 更新订单状态。
 	return models.Q.Transaction(func(tx *models.Query) error {
-		order, err := tx.Order.WithContext(ctx).GetByID(id)
-		if err != nil {
-			return errors.Wrap(err, "failed to get order in tx")
+		// 已移除微信退款（wepay）能力：仅支持余额支付订单退款。
+		if order.PaymentMethod != "balance" {
+			return errors.New("暂不支持该支付方式退款")
 		}
 
 		// 退回余额（使用原子自增，避免并发覆盖）。