feat: 支持多频道队列下载

module/web.py

@@ -646,6 +646,58 @@ def _update_chat_config(chat_id: str, download_filter: str, update_memory: bool
         return {"success": False, "error": str(e)}
 
 
+def _update_chat_configs_multi(items: list, update_memory: bool = True) -> dict:
+    """
+    多频道版本：把 items 数组写入 config["chat"]，完整覆盖原数组。
+    每个 item 形如 {"chat_id": "xxx", "download_filter": "xxx"}。
+    同步更新内存里的 _app.chat_download_config。
+    """
+    global _app
+    if not items:
+        return {"success": False, "error": "队列为空"}
+
+    try:
+        yaml = YAML()
+        yaml.preserve_quotes = True
+        with open(CONFIG_FILE_PATH, "r", encoding="utf-8") as f:
+            config = yaml.load(f)
+
+        # 按队列顺序重建 chat 数组
+        new_chat_list = []
+        for item in items:
+            chat_id = str(item.get("chat_id", "")).strip()
+            download_filter = str(item.get("download_filter", "") or "").strip()
+            if not chat_id:
+                continue
+            entry = {"chat_id": chat_id, "last_read_message_id": 0}
+            if download_filter:
+                entry["download_filter"] = download_filter
+            new_chat_list.append(entry)
+
+        if not new_chat_list:
+            return {"success": False, "error": "队列中没有有效的频道"}
+
+        config["chat"] = new_chat_list
+
+        with open(CONFIG_FILE_PATH, "w", encoding="utf-8") as f:
+            yaml.dump(config, f)
+
+        # 同步内存配置
+        if update_memory and _app:
+            _app.config["chat"] = new_chat_list
+            _app.chat_download_config.clear()
+            for entry in new_chat_list:
+                c = ChatDownloadConfig()
+                c.last_read_message_id = 0
+                c.download_filter = entry.get("download_filter", "")
+                _app.chat_download_config[entry["chat_id"]] = c
+
+        return {"success": True, "count": len(new_chat_list)}
+    except Exception as e:
+        logger.exception(f"Error updating multi chat config: {e}")
+        return {"success": False, "error": str(e)}
+
+
 async def _validate_chat(chat_id: str) -> dict:
     """
     Validate chat/channel and get its info.
@@ -804,6 +856,62 @@ def api_save_and_restart():
         return jsonify({"success": False, "error": str(e)})
 
 
+@_flask_app.route("/api/save_and_restart_multi", methods=["POST"])
+@login_required
+def api_save_and_restart_multi():
+    """多频道版本的保存并重启。接收 items 数组，每项含 chat_id + download_filter。"""
+    global _app
+    try:
+        data = request.get_json() or {}
+        items = data.get("items", [])
+        if not isinstance(items, list) or not items:
+            return jsonify({"success": False, "error": "队列为空"})
+
+        # 规范化 items：每项必须有 chat_id；download_filter 可由 start_date/end_date 构建
+        normalized = []
+        for it in items:
+            cid = str(it.get("chat_id", "") or "").strip()
+            if not cid:
+                continue
+            flt = str(it.get("download_filter", "") or "").strip()
+            if not flt:
+                sd = str(it.get("start_date", "") or "").strip()
+                ed = str(it.get("end_date", "") or "").strip()
+                if sd:
+                    flt = _build_download_filter(sd, ed)
+            normalized.append({
+                "chat_id": cid,
+                "download_filter": flt,
+                "chat_title": it.get("chat_title", "") or "",
+                "chat_type": it.get("chat_type", "") or "",
+            })
+
+        if not normalized:
+            return jsonify({"success": False, "error": "没有有效的频道"})
+
+        result = _update_chat_configs_multi(normalized, update_memory=True)
+        if not result.get("success"):
+            return jsonify(result)
+
+        # 历史记录更新
+        for it in normalized:
+            _add_to_channel_history(it["chat_id"], it["chat_title"], it["chat_type"])
+
+        # 触发重启
+        if _app:
+            _app.restart_program = True
+            logger.info(f"Restart flag set, {len(normalized)} chats queued")
+
+        return jsonify({
+            "success": True,
+            "count": len(normalized),
+            "message": f"已保存 {len(normalized)} 个频道任务，正在重启..."
+        })
+    except Exception as e:
+        logger.exception(f"Error in api_save_and_restart_multi: {e}")
+        return jsonify({"success": False, "error": str(e)})
+
+
 @_flask_app.route("/api/start_download", methods=["POST"])
 @login_required
 def api_start_download():