feat: manually mirror opencoze's code from bytedance

Change-Id: I09a73aadda978ad9511264a756b2ce51f5761adf

backend/crossdomain/impl/modelmgr/modelmgr.go

@@ -0,0 +1,52 @@
+/*
+ * 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 modelmgr
+
+import (
+	"context"
+
+	model "github.com/coze-dev/coze-studio/backend/api/model/crossdomain/modelmgr"
+	"github.com/coze-dev/coze-studio/backend/crossdomain/contract/crossmodelmgr"
+	"github.com/coze-dev/coze-studio/backend/domain/modelmgr"
+)
+
+var defaultSVC crossmodelmgr.ModelMgr
+
+type impl struct {
+	DomainSVC modelmgr.Manager
+}
+
+func InitDomainService(c modelmgr.Manager) crossmodelmgr.ModelMgr {
+	defaultSVC = &impl{
+		DomainSVC: c,
+	}
+	return defaultSVC
+}
+
+func (s *impl) MGetModelByID(ctx context.Context, req *modelmgr.MGetModelRequest) ([]*model.Model, error) {
+	res, err := s.DomainSVC.MGetModelByID(ctx, req)
+	if err != nil {
+		return nil, err
+	}
+
+	ret := make([]*model.Model, 0, len(res))
+	for _, v := range res {
+		ret = append(ret, v.Model)
+	}
+
+	return ret, nil
+}