复制项目

internal/rpc/chat/callback.go

@@ -0,0 +1,61 @@
+// Copyright © 2023 OpenIM open source community. All rights reserved.
+//
+// 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 chat
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+
+	"git.imall.cloud/openim/chat/pkg/common/constant"
+	"git.imall.cloud/openim/chat/pkg/eerrs"
+	"git.imall.cloud/openim/chat/pkg/protocol/chat"
+	constantpb "git.imall.cloud/openim/protocol/constant"
+	"github.com/openimsdk/tools/errs"
+)
+
+type CallbackBeforeAddFriendReq struct {
+	CallbackCommand `json:"callbackCommand"`
+	FromUserID      string `json:"fromUserID" `
+	ToUserID        string `json:"toUserID"`
+	ReqMsg          string `json:"reqMsg"`
+	OperationID     string `json:"operationID"`
+}
+
+type CallbackCommand string
+
+func (c CallbackCommand) GetCallbackCommand() string {
+	return string(c)
+}
+
+func (o *chatSvr) OpenIMCallback(ctx context.Context, req *chat.OpenIMCallbackReq) (*chat.OpenIMCallbackResp, error) {
+	switch req.Command {
+	case constantpb.CallbackBeforeAddFriendCommand:
+		var data CallbackBeforeAddFriendReq
+		if err := json.Unmarshal([]byte(req.Body), &data); err != nil {
+			return nil, errs.Wrap(err)
+		}
+		user, err := o.Database.TakeAttributeByUserID(ctx, data.ToUserID)
+		if err != nil {
+			return nil, err
+		}
+		if user.AllowAddFriend != constant.OrdinaryUserAddFriendEnable {
+			return nil, eerrs.ErrRefuseFriend.WrapMsg(fmt.Sprintf("state %d", user.AllowAddFriend))
+		}
+		return &chat.OpenIMCallbackResp{}, nil
+	default:
+		return nil, errs.ErrArgs.WrapMsg(fmt.Sprintf("invalid command %s", req.Command))
+	}
+}