diff --git a/server/api/ChatApi.ts b/server/api/ChatApi.ts
index a576bd7..f2ad45e 100644
--- a/server/api/ChatApi.ts
+++ b/server/api/ChatApi.ts
@@ -41,7 +41,7 @@ export default class ChatApi extends BaseApi {
                 msg: "对话不存在",
             }
             if (!UserChatLinker.checkUserIsLinkedToChat(token.author, chat!.bean.id)) return {
-                code: 400,
+                code: 403,
                 msg: "用户无权访问此对话",
             }
 
@@ -104,7 +104,7 @@ export default class ChatApi extends BaseApi {
                 msg: "对话不存在",
             }
             if (!UserChatLinker.checkUserIsLinkedToChat(token.author, chat!.bean.id)) return {
-                code: 400,
+                code: 403,
                 msg: "用户无权访问此对话",
             }
 
@@ -163,7 +163,7 @@ export default class ChatApi extends BaseApi {
                 msg: "对话不存在",
             }
             if (!UserChatLinker.checkUserIsLinkedToChat(token.author, chat!.bean.id)) return {
-                code: 400,
+                code: 403,
                 msg: "用户无权访问此对话",
             }
 
@@ -200,7 +200,7 @@ export default class ChatApi extends BaseApi {
                 msg: "对话不存在",
             }
             if (!UserChatLinker.checkUserIsLinkedToChat(token.author, chat!.bean.id)) return {
-                code: 400,
+                code: 403,
                 msg: "用户无权访问此对话",
             }
 
@@ -240,6 +240,44 @@ export default class ChatApi extends BaseApi {
             }
             const chat = ChatPrivate.findOrCreateForPrivate(user, targetUser)
 
+            return {
+                code: 200,
+                msg: '成功',
+                data: {
+                    chat_id: chat.bean.id,
+                }
+            }
+        })
+        /**
+         * 加入群组
+         * @param token 令牌
+         * @param target ID
+         */
+        this.registerEvent("Chat.requestToBeMemberOfGroup", (args, { deviceId }) => {
+            if (this.checkArgsMissing(args, ['token', 'target'])) return {
+                msg: "参数缺失",
+                code: 400,
+            }
+
+            const token = TokenManager.decode(args.token as string)
+            if (!this.checkToken(token, deviceId)) return {
+                code: 401,
+                msg: "令牌无效",
+            }
+            const user = User.findById(token.author) as User
+            
+            const chat = Chat.findById(args.target as string)
+            if (chat == null) return {
+                code: 404,
+                msg: "对话不存在",
+            }
+            if (!UserChatLinker.checkUserIsLinkedToChat(token.author, chat!.bean.id)) return {
+                code: 403,
+                msg: "用户无权访问此对话",
+            }
+            
+            
+
             return {
                 code: 200,
                 msg: '成功',
@@ -359,7 +397,7 @@ export default class ChatApi extends BaseApi {
                 msg: "对话不存在",
             }
             if (!UserChatLinker.checkUserIsLinkedToChat(token.author, chat!.bean.id)) return {
-                code: 400,
+                code: 403,
                 msg: "用户无权访问此对话",
             }