feat(telegram): 保持正在输入状态直到消息发送完成

app/modules/telegram/telegram.py

@@ -1,6 +1,7 @@
 import asyncio
 import re
 import threading
+import time
 from typing import Optional, List, Dict, Callable, Union
 from urllib.parse import urljoin, quote
 
@@ -39,6 +40,8 @@ class Telegram:
         str, str
     ] = {}  # userid -> chat_id mapping for reply targeting
     _bot_username: Optional[str] = None  # Bot username for mention detection
+    _typing_tasks: Dict[str, threading.Thread] = {}  # chat_id -> typing任务
+    _typing_stop_flags: Dict[str, bool] = {}  # chat_id -> 停止标志
 
     def __init__(
         self,
@@ -105,11 +108,8 @@ class Telegram:
 
                 # Check if we should process this message
                 if self._should_process_message(message):
-                    # 发送正在输入状态
+                    # 启动持续发送正在输入状态
-                    try:
+                    self._start_typing_task(message.chat.id)
-                        _bot.send_chat_action(message.chat.id, "typing")
-                    except Exception as err:
-                        logger.error(f"发送Telegram正在输入状态失败：{err}")
                     RequestUtils(timeout=15).post_res(self._ds_url, json=message.json)
 
             @_bot.callback_query_handler(func=lambda call: True)
@@ -147,11 +147,8 @@ class Telegram:
                     # 先确认回调，避免用户看到loading状态
                     _bot.answer_callback_query(call.id)
 
-                    # 发送正在输入状态
+                    # 启动持续发送正在输入状态
-                    try:
+                    self._start_typing_task(call.message.chat.id)
-                        _bot.send_chat_action(call.message.chat.id, "typing")
-                    except Exception as e:
-                        logger.error(f"发送Telegram正在输入状态失败：{e}")
 
                     # 发送给主程序处理
                     RequestUtils(timeout=15).post_res(self._ds_url, json=callback_json)
@@ -256,6 +253,47 @@ class Telegram:
         """
         return self._bot is not None
 
+    def _start_typing_task(self, chat_id: Union[str, int]) -> None:
+        """
+        启动持续发送正在输入状态的任务
+        """
+        chat_id_str = str(chat_id)
+        # 如果已有任务在运行，先停止
+        if chat_id_str in self._typing_tasks:
+            self._stop_typing_task(chat_id_str)
+
+        # 设置停止标志
+        self._typing_stop_flags[chat_id_str] = False
+
+        def typing_worker():
+            """定期发送typing状态的后台线程"""
+            while not self._typing_stop_flags.get(chat_id_str, True):
+                try:
+                    if self._bot:
+                        self._bot.send_chat_action(chat_id, "typing")
+                except Exception as e:
+                    logger.debug(f"发送typing状态失败: {e}")
+                # 每5秒发送一次（Telegram客户端会在约5-6秒后消失状态）
+                for _ in range(50):
+                    if self._typing_stop_flags.get(chat_id_str, True):
+                        break
+                    time.sleep(0.1)
+
+        thread = threading.Thread(target=typing_worker, daemon=True)
+        thread.start()
+        self._typing_tasks[chat_id_str] = thread
+
+    def _stop_typing_task(self, chat_id: Union[str, int]) -> None:
+        """
+        停止正在输入状态的任务
+        """
+        chat_id_str = str(chat_id)
+        self._typing_stop_flags[chat_id_str] = True
+        if chat_id_str in self._typing_tasks:
+            task = self._typing_tasks.pop(chat_id_str, None)
+            if task and task.is_alive():
+                task.join(timeout=1)
+
     def send_msg(
         self,
         title: str,
@@ -317,6 +355,7 @@ class Telegram:
                 result = self.__edit_message(
                     original_chat_id, original_message_id, caption, buttons, image
                 )
+                self._stop_typing_task(chat_id)
                 return {
                     "success": bool(result),
                     "message_id": original_message_id,
@@ -330,6 +369,7 @@ class Telegram:
                     caption=caption,
                     reply_markup=reply_markup,
                 )
+                self._stop_typing_task(chat_id)
                 if sent and hasattr(sent, "message_id"):
                     return {
                         "success": True,
@@ -342,6 +382,7 @@ class Telegram:
 
         except Exception as msg_e:
             logger.error(f"发送消息失败：{msg_e}")
+            self._stop_typing_task(chat_id)
             return {"success": False}
 
     def _determine_target_chat_id(
@@ -838,6 +879,9 @@ class Telegram:
         """
         停止Telegram消息接收服务
         """
+        # 停止所有typing任务
+        for chat_id in list(self._typing_tasks.keys()):
+            self._stop_typing_task(chat_id)
         if self._bot:
             self._bot.stop_polling()
             self._polling_thread.join()