feat: 重构内容列表接口，使用过滤器结构体简化参数传递；更新相关服务和测试用例

backend/app/http/v1/content.go

@@ -25,17 +25,12 @@ type Content struct{}
 // @Param sort query string false "Sort order" Enums(latest, hot, price_asc)
 // @Param page query int false "Page number"
 // @Success 200 {object} requests.Pager{items=[]dto.ContentItem}
-// @Bind keyword query
-// @Bind genre query
-// @Bind tenantId query
-// @Bind sort query
-// @Bind page query
+// @Bind filter query
 func (c *Content) List(
 	ctx fiber.Ctx,
-	keyword, genre, tenantId, sort string,
-	page int,
+	filter *dto.ContentListFilter,
 ) (*requests.Pager, error) {
-	return services.Content.List(ctx.Context(), keyword, genre, tenantId, sort, page)
+	return services.Content.List(ctx.Context(), filter)
 }
 
 // Get content detail

backend/app/http/v1/dto/content.go

@@ -1,5 +1,15 @@
 package dto
 
+import "quyun/v2/app/requests"
+
+type ContentListFilter struct {
+	requests.Pagination
+	Keyword  string `query:"keyword"`
+	Genre    string `query:"genre"`
+	TenantID string `query:"tenantId"`
+	Sort     string `query:"sort"`
+}
+
 type ContentItem struct {
 	ID           string  `json:"id"`
 	Title        string  `json:"title"`

backend/app/http/v1/routes.gen.go

@@ -69,13 +69,9 @@ func (r *Routes) Register(router fiber.Router) {
 	))
 	// Register routes for controller: Content
 	r.log.Debugf("Registering route: Get /v1/contents -> content.List")
-	router.Get("/v1/contents"[len(r.Path()):], DataFunc5(
+	router.Get("/v1/contents"[len(r.Path()):], DataFunc1(
 		r.content.List,
-		QueryParam[string]("keyword"),
-		QueryParam[string]("genre"),
-		QueryParam[string]("tenantId"),
-		QueryParam[string]("sort"),
-		QueryParam[int]("page"),
+		Query[dto.ContentListFilter]("filter"),
 	))
 	r.log.Debugf("Registering route: Get /v1/contents/:id -> content.Get")
 	router.Get("/v1/contents/:id"[len(r.Path()):], DataFunc1(

backend/app/services/content.go

@@ -18,19 +18,19 @@ import (
 // @provider
 type content struct{}
 
-func (s *content) List(ctx context.Context, keyword, genre, tenantId, sort string, page int) (*requests.Pager, error) {
+func (s *content) List(ctx context.Context, filter *content_dto.ContentListFilter) (*requests.Pager, error) {
 	tbl, q := models.ContentQuery.QueryContext(ctx)
 
 	// Filters
 	q = q.Where(tbl.Status.Eq(consts.ContentStatusPublished))
-	if keyword != "" {
-		q = q.Where(tbl.Title.Like("%" + keyword + "%"))
+	if filter.Keyword != "" {
+		q = q.Where(tbl.Title.Like("%" + filter.Keyword + "%"))
 	}
-	if genre != "" {
-		q = q.Where(tbl.Genre.Eq(genre))
+	if filter.Genre != "" {
+		q = q.Where(tbl.Genre.Eq(filter.Genre))
 	}
-	if tenantId != "" {
-		tid := cast.ToInt64(tenantId)
+	if filter.TenantID != "" {
+		tid := cast.ToInt64(filter.TenantID)
 		q = q.Where(tbl.TenantID.Eq(tid))
 	}
 
@@ -38,7 +38,7 @@ func (s *content) List(ctx context.Context, keyword, genre, tenantId, sort strin
 	q = q.Preload(tbl.Author)
 
 	// Sort
-	switch sort {
+	switch filter.Sort {
 	case "hot":
 		q = q.Order(tbl.Views.Desc())
 	case "price_asc":
@@ -48,13 +48,14 @@ func (s *content) List(ctx context.Context, keyword, genre, tenantId, sort strin
 	}
 
 	// Pagination
-	p := requests.Pagination{Page: int64(page), Limit: 10}
+	// Use embedded pagination directly
+	filter.Pagination.Format()
 	total, err := q.Count()
 	if err != nil {
 		return nil, errorx.ErrDatabaseError.WithCause(err)
 	}
 
-	list, err := q.Offset(int(p.Offset())).Limit(int(p.Limit)).Find()
+	list, err := q.Offset(int(filter.Pagination.Offset())).Limit(int(filter.Pagination.Limit)).Find()
 	if err != nil {
 		return nil, errorx.ErrDatabaseError.WithCause(err)
 	}
@@ -66,10 +67,7 @@ func (s *content) List(ctx context.Context, keyword, genre, tenantId, sort strin
 	}
 
 	return &requests.Pager{
-		Pagination: requests.Pagination{
-			Page:  p.Page,
-			Limit: p.Limit,
-		},
+		Pagination: filter.Pagination,
 		Total:      total,
 		Items:      data,
 	}, nil

backend/app/services/content_test.go

@@ -7,6 +7,7 @@ import (
 
 	"quyun/v2/app/commands/testx"
 	content_dto "quyun/v2/app/http/v1/dto"
+	"quyun/v2/app/requests"
 	"quyun/v2/database"
 	"quyun/v2/database/models"
 	"quyun/v2/pkg/consts"
@@ -65,7 +66,14 @@ func (s *ContentTestSuite) Test_List() {
 		models.ContentQuery.WithContext(ctx).Create(c1, c2)
 
 		Convey("should list only published contents", func() {
-			res, err := Content.List(ctx, "", "", "1", "", 1)
+			filter := &content_dto.ContentListFilter{
+				TenantID: "1",
+				Pagination: requests.Pagination{
+					Page:  1,
+					Limit: 10,
+				},
+			}
+			res, err := Content.List(ctx, filter)
 			So(err, ShouldBeNil)
 			So(res.Total, ShouldEqual, 1)
 			items := res.Items.([]content_dto.ContentItem)

backend/app/services/order.go

@@ -159,7 +159,6 @@ func (s *order) payWithBalance(ctx context.Context, o *models.Order) (*transacti
 		info, err := tx.User.WithContext(ctx).
 			Where(tx.User.ID.Eq(o.UserID), tx.User.Balance.Gte(o.AmountPaid)).
 			Update(tx.User.Balance, gorm.Expr("balance - ?", o.AmountPaid))
-		
 		if err != nil {
 			return err
 		}
@@ -218,7 +217,6 @@ func (s *order) payWithBalance(ctx context.Context, o *models.Order) (*transacti
 
 		return nil
 	})
-
 	if err != nil {
 		if _, ok := err.(*errorx.AppError); ok {
 			return nil, err