feat: manually mirror opencoze's code from bytedance

Change-Id: I09a73aadda978ad9511264a756b2ce51f5761adf

backend/application/template/init.go

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package template
+
+import (
+	"context"
+
+	"gorm.io/gorm"
+
+	"github.com/coze-dev/coze-studio/backend/domain/template/repository"
+	"github.com/coze-dev/coze-studio/backend/infra/contract/idgen"
+	"github.com/coze-dev/coze-studio/backend/infra/contract/storage"
+)
+
+type ServiceComponents struct {
+	DB      *gorm.DB
+	IDGen   idgen.IDGenerator
+	Storage storage.Storage
+}
+
+func InitService(ctx context.Context, components *ServiceComponents) *ApplicationService {
+
+	tRepo := repository.NewTemplateDAO(components.DB, components.IDGen)
+
+	ApplicationSVC.templateRepo = tRepo
+	ApplicationSVC.storage = components.Storage
+
+	return ApplicationSVC
+}

backend/application/template/template.go

@@ -0,0 +1,92 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package template
+
+import (
+	"context"
+
+	productAPI "github.com/coze-dev/coze-studio/backend/api/model/flow/marketplace/product_public_api"
+	"github.com/coze-dev/coze-studio/backend/domain/template/entity"
+	"github.com/coze-dev/coze-studio/backend/domain/template/repository"
+	"github.com/coze-dev/coze-studio/backend/infra/contract/storage"
+	"github.com/coze-dev/coze-studio/backend/pkg/lang/ptr"
+	"github.com/coze-dev/coze-studio/backend/types/consts"
+)
+
+type ApplicationService struct {
+	templateRepo repository.TemplateRepository
+	storage      storage.Storage
+}
+
+var ApplicationSVC = &ApplicationService{}
+
+func (t *ApplicationService) PublicGetProductList(ctx context.Context, req *productAPI.GetProductListRequest) (resp *productAPI.GetProductListResponse, err error) {
+	pageSize := 50
+	if req.PageSize > 0 {
+		pageSize = int(req.PageSize)
+	}
+	pagination := &entity.Pagination{
+		Limit:  pageSize,
+		Offset: int(req.PageNum) * pageSize,
+	}
+
+	listResp, allNum, err := t.templateRepo.List(ctx, &entity.TemplateFilter{SpaceID: ptr.Of(int64(consts.TemplateSpaceID))}, pagination, "")
+	if err != nil {
+		return nil, err
+	}
+
+	products := make([]*productAPI.ProductInfo, 0, len(listResp))
+	for _, item := range listResp {
+		meta := item.MetaInfo
+		for _, cover := range meta.Covers {
+			objURL, uRrr := t.storage.GetObjectUrl(ctx, cover.URI)
+			if uRrr == nil {
+				cover.URL = objURL
+			}
+		}
+
+		avatarURL, uRrr := t.storage.GetObjectUrl(ctx, "default_icon/connector-coze.png")
+		if uRrr == nil {
+			if meta.Seller != nil {
+				meta.Seller.AvatarURL = avatarURL
+			}
+			if meta.UserInfo != nil {
+				meta.UserInfo.AvatarURL = avatarURL
+			}
+		}
+
+		products = append(products, &productAPI.ProductInfo{
+			MetaInfo:      item.MetaInfo,
+			BotExtra:      item.AgentExtra,
+			WorkflowExtra: item.WorkflowExtra,
+			ProjectExtra:  item.ProjectExtra,
+		})
+	}
+	hasMore := false
+	if int64(int(req.PageNum)*pageSize) < allNum {
+		hasMore = true
+	}
+	resp = &productAPI.GetProductListResponse{
+		Data: &productAPI.GetProductListData{
+			Products: products,
+			HasMore:  hasMore,
+			Total:    int32(allNum),
+		},
+	}
+
+	return resp, nil
+}