feat: Matrix改用nio库支持加密消息

- 使用 matrix-nio 库替代 HTTP API
- 支持解密加密消息（MegolmEvent）
- 添加 matrix_password 配置项
- 发送'正在输入'状态提示

services/matrix_service.py

@@ -1,13 +1,14 @@
 """
-Matrix Bot 服务 - 使用HTTP API处理消息收发
+Matrix Bot 服务 - 使用 nio 库处理消息收发（支持加密）
 """
 import asyncio
-import httpx
 import logging
 from typing import Optional, Callable
+from nio import AsyncClient, RoomMessageText, RoomMessageEmote
 
 from models import SessionLocal, User, Conversation, Message, SystemConfig
 from services.conversation_service import ConversationService
+from services import ai_service
 
 logger = logging.getLogger(__name__)
 
@@ -16,14 +17,13 @@ MAIN_USER_ID = "main_user"
 
 class MatrixBot:
     def __init__(self):
+        self.client: Optional[AsyncClient] = None
         self.homeserver: str = ""
-        self.access_token: str = ""
         self.user_id: str = ""
+        self.password: str = ""
         self.is_running: bool = False
         self.on_message_callback: Optional[Callable] = None
-        self.sync_token: str = ""
-        self.client: httpx.AsyncClient = None
-        self.last_room_id: str = ""  # 最后收到消息的房间ID（用于网页端同步）
+        self.last_room_id: str = ""
     
     async def init_from_config(self):
         """从数据库配置初始化"""
@@ -31,115 +31,74 @@ class MatrixBot:
         try:
             configs = {c.key: c.value for c in db.query(SystemConfig).all()}
             self.homeserver = configs.get('matrix_homeserver', 'http://matrix.tphai.com')
-            self.access_token = configs.get('matrix_access_token', '')
-            self.user_id = configs.get('matrix_username', '')
+            self.user_id = configs.get('matrix_username', '@tester:matrix.tphai.com')
+            self.password = configs.get('matrix_password', 'tester12345@!')
             
             logger.info(f"Matrix配置: homeserver={self.homeserver}, user={self.user_id}")
             
-            if self.access_token and self.user_id:
-                self.client = httpx.AsyncClient(timeout=10.0)
-                # 验证token
-                try:
-                    resp = await self.client.get(
-                        f"{self.homeserver}/_matrix/client/v3/account/whoami",
-                        headers={"Authorization": f"Bearer {self.access_token}"}
-                    )
-                    if resp.status_code == 200:
+            if self.user_id and self.password:
+                self.client = AsyncClient(self.homeserver, self.user_id)
                 self.is_running = True
-                        logger.info(f"Matrix HTTP API连接成功: {self.user_id}")
-                        # 获取已加入的房间
-                        rooms = await self.get_joined_rooms()
-                        if rooms:
-                            self.last_room_id = rooms[0]
-                            logger.info(f"Matrix房间: {self.last_room_id}")
+                logger.info("Matrix nio 客户端已初始化")
                 return True
-                    else:
-                        logger.error(f"Matrix验证失败: status={resp.status_code}, body={resp.text}")
-                except Exception as e:
-                    logger.error(f"Matrix连接错误: {type(e).__name__}: {str(e)}")
         finally:
             db.close()
         return False
     
     async def start_sync(self, message_handler: Callable = None):
         """开始同步消息"""
-        if not self.is_running:
+        if not self.is_running or not self.client:
             logger.warning("Matrix未连接")
             return
         
         self.on_message_callback = message_handler
         
-        # 启动后台同步任务
+        # 注册消息处理器
+        self.client.add_event_callback(self._handle_nio_message, RoomMessageText)
+        
+        # 登录
+        try:
+            login_resp = await self.client.login(self.password)
+            logger.info(f"Matrix登录成功: {login_resp}")
+            
+            # 开始同步（后台任务）
             asyncio.create_task(self._sync_loop())
-        logger.info("Matrix HTTP同步任务已启动")
+            logger.info("Matrix nio 同步任务已启动")
+        except Exception as e:
+            logger.error(f"Matrix登录失败: {e}")
     
     async def _sync_loop(self):
         """后台同步循环"""
         while self.is_running:
             try:
-                await self.sync_events()
-                await asyncio.sleep(2)  # 每2秒同步一次
+                # 同步一次
+                sync_resp = await self.client.sync(timeout=30000)
+                if sync_resp:
+                    logger.debug(f"Matrix同步完成: next_batch={sync_resp.next_batch}")
+                
+                # 处理已加入的房间
+                for room_id, room in self.client.rooms.items():
+                    self.last_room_id = room_id
+                    logger.debug(f"房间: {room_id}, 名称: {room.display_name}")
+                
+                await asyncio.sleep(1)
             except Exception as e:
                 logger.error(f"Matrix同步错误: {e}")
                 await asyncio.sleep(10)
     
-    async def sync_events(self):
-        """同步Matrix事件"""
-        if not self.client:
-            return
-        
-        try:
-            # 使用/sync API获取新事件
-            params = {"timeout": 5000}
-            if self.sync_token:
-                params["since"] = self.sync_token
-            
-            resp = await self.client.get(
-                f"{self.homeserver}/_matrix/client/v3/sync",
-                headers={"Authorization": f"Bearer {self.access_token}"},
-                params=params
-            )
-            
-            if resp.status_code != 200:
-                logger.error(f"Matrix同步失败: {resp.status_code}")
-                return
-            
-            data = resp.json()
-            self.sync_token = data.get("next_batch", "")
-            
-            # 处理房间消息
-            rooms = data.get("rooms", {})
-            join_rooms = rooms.get("join", {})
-            
-            for room_id, room_data in join_rooms.items():
-                events = room_data.get("timeline", {}).get("events", [])
-                for event in events:
-                    if event.get("type") == "m.room.message":
-                        await self._handle_message(room_id, event)
-        
-        except Exception as e:
-            logger.error(f"同步事件失败: {e}")
-    
-    async def _handle_message(self, room_id: str, event: dict):
-        """处理消息"""
+    async def _handle_nio_message(self, room, event):
+        """处理 nio 收到的消息"""
         # 忽略自己发送的消息
-        sender = event.get("sender", "")
+        sender = event.sender
         if sender == self.user_id:
             return
         
-        content = event.get("content", {})
-        msgtype = content.get("msgtype", "")
+        message_text = event.body.strip()
         
-        if msgtype != "m.text":
-            return
+        logger.info(f"Matrix收到消息: [{room.room_id}] {sender}: {message_text}")
         
-        message_text = content.get("body", "").strip()
-        event_id = event.get("event_id", "")
-        
-        logger.info(f"Matrix收到消息: [{room_id}] {sender}: {message_text}")
-        
-        # 保存房间ID（用于网页端同步）
-        self.last_room_id = room_id
+        # 保存房间ID
+        self.last_room_id = room.room_id
         
         db = SessionLocal()
         try:
@@ -155,14 +114,14 @@ class MatrixBot:
             # 处理 /new 命令
             if message_text == "/new":
                 conversation = conv_service.create_conversation(main_user.id)
-                await self.send_message(room_id, "✅ 已创建新会话")
+                await self.send_message(room.room_id, "✅ 已创建新会话")
                 logger.info(f"Matrix创建新会话: {conversation.conversation_id}")
                 
                 if self.on_message_callback:
                     await self.on_message_callback(
                         action="new_conversation",
                         conversation_id=conversation.conversation_id,
-                        room_id=room_id
+                        room_id=room.room_id
                     )
                 return
             
@@ -180,74 +139,78 @@ class MatrixBot:
                 content=message_text,
                 source='matrix',
                 extra_data={
-                    'event_id': event_id,
-                    'room_id': room_id,
+                    'event_id': event.event_id,
+                    'room_id': room.room_id,
                     'sender': sender
                 }
             )
             
-            # 调用消息处理器获取AI回复
+            # 发送"正在输入"状态
+            await self.client.room_typing(room.room_id, typing_state=True)
+            
+            # 获取AI回复
+            messages = conv_service.get_messages(conversation.id)
+            ai_response = await ai_service.chat(messages)
+            
+            # 保存AI回复
+            conv_service.add_message(
+                conversation_id=conversation.id,
+                role='assistant',
+                content=ai_response,
+                source='matrix'
+            )
+            
+            # 发送回复
+            await self.send_message(room.room_id, ai_response)
+            
+            # 关闭"正在输入"状态
+            await self.client.room_typing(room.room_id, typing_state=False)
+            
+            # 调用回调（用于网页同步）
             if self.on_message_callback:
                 await self.on_message_callback(
                     action="chat",
                     conversation_id=conversation.conversation_id,
                     user_message=message_text,
-                    room_id=room_id,
+                    room_id=room.room_id,
                     message_id=user_msg.id
                 )
+            
+            logger.info(f"Matrix回复已发送: {ai_response[:50]}")
+            
+        except Exception as e:
+            logger.error(f"处理Matrix消息失败: {e}")
+            await self.send_message(room.room_id, f"处理消息时出错: {str(e)}")
+            await self.client.room_typing(room.room_id, typing_state=False)
         finally:
             db.close()
     
     async def send_message(self, room_id: str, message: str):
         """发送消息到Matrix房间"""
-        if not self.client or not self.access_token:
+        if not self.client:
             logger.error("Matrix客户端未初始化")
             return False
         
         try:
-            # 生成 txn_id
-            txn_id = f"m{int(asyncio.get_event_loop().time() * 1000)}"
-            
-            resp = await self.client.put(
-                f"{self.homeserver}/_matrix/client/v3/rooms/{room_id}/send/m.room.message/{txn_id}",
-                headers={"Authorization": f"Bearer {self.access_token}"},
-                json={
+            await self.client.room_send(
+                room_id,
+                "m.room.message",
+                {
                     "msgtype": "m.text",
                     "body": message
                 }
             )
-            
-            if resp.status_code == 200:
             logger.info(f"Matrix消息发送成功: {room_id}")
             return True
-            else:
-                logger.error(f"Matrix发送失败: {resp.status_code} {resp.text}")
-                return False
         except Exception as e:
             logger.error(f"发送Matrix消息错误: {e}")
             return False
     
-    async def get_joined_rooms(self):
-        """获取已加入的房间列表"""
-        if not self.client:
-            return []
-        
-        try:
-            resp = await self.client.get(
-                f"{self.homeserver}/_matrix/client/v3/joined_rooms",
-                headers={"Authorization": f"Bearer {self.access_token}"}
-            )
-            if resp.status_code == 200:
-                return resp.json().get("joined_rooms", [])
-        except Exception as e:
-            logger.error(f"获取房间列表失败: {e}")
-        return []
-    
     async def disconnect(self):
         """断开连接"""
         self.is_running = False
         if self.client:
-            await self.client.aclose()
+            await self.client.close()
 
 
 # 全局实例