feat：Telegram、Slack 支持按钮

app/chain/message.py

@@ -1,6 +1,6 @@
 import gc
 import re
-from typing import Any, Optional, Dict, Union
+from typing import Any, Optional, Dict, Union, List
 
 from app.chain import ChainBase
 from app.chain.download import DownloadChain
@@ -14,6 +14,7 @@ from app.db.user_oper import UserOper
 from app.helper.torrent import TorrentHelper
 from app.log import logger
 from app.schemas import Notification, NotExistMediaInfo, CommingMessage
+from app.schemas.message import ChannelCapabilityManager
 from app.schemas.types import EventType, MessageChannel, MediaType
 from app.utils.string import StringUtils
 
@@ -145,7 +146,13 @@ class MessageChain(ChainBase):
             action=0
         )
         # 处理消息
-        if text.startswith('/'):
+        if text.startswith('CALLBACK:'):
+            # 处理按钮回调（适配支持回调的渠道）
+            if ChannelCapabilityManager.supports_callbacks(channel):
+                self._handle_callback(text, channel, source, userid, username)
+            else:
+                logger.warning(f"渠道 {channel.value} 不支持回调，但收到了回调消息：{text}")
+        elif text.startswith('/'):
             # 执行命令
             self.eventmanager.send_event(
                 EventType.CommandExcute,
@@ -468,6 +475,147 @@ class MessageChain(ChainBase):
 
         gc.collect()
 
+    def _handle_callback(self, text: str, channel: MessageChannel, source: str,
+                         userid: Union[str, int], username: str) -> None:
+        """
+        处理按钮回调
+        """
+        # 提取回调数据
+        callback_data = text[9:]  # 去掉 "CALLBACK:" 前缀
+        logger.info(f"处理按钮回调：{callback_data}")
+
+        # 解析回调数据
+        if callback_data.startswith("page_"):
+            # 翻页操作（旧格式，保持兼容）
+            self._handle_page_callback(callback_data, channel, source, userid)
+        elif callback_data.startswith("select_"):
+            # 选择操作或翻页操作
+            if callback_data in ["select_p", "select_n"]:
+                # 翻页操作：直接调用原来的文本处理逻辑
+                page_text = callback_data.split("_")[1]  # 提取 "p" 或 "n"
+                self.handle_message(channel, source, userid, username, page_text)
+            else:
+                # 选择操作
+                self._handle_select_callback(callback_data, channel, source, userid, username)
+        elif callback_data.startswith("download_"):
+            # 下载操作
+            self._handle_download_callback(callback_data, channel, source, userid, username)
+        elif callback_data.startswith("subscribe_"):
+            # 订阅操作
+            self._handle_subscribe_callback(callback_data, channel, source, userid, username)
+        else:
+            # 其他自定义回调
+            logger.info(f"未知的回调数据：{callback_data}")
+
+    def handle_callback_message(self, coming_message: 'CommingMessage') -> None:
+        """
+        处理带有回调信息的消息（新的增强接口）
+        """
+        if not coming_message.is_callback or not coming_message.callback_data:
+            return
+
+        logger.info(f"处理回调消息：{coming_message.callback_data}，用户：{coming_message.userid}")
+
+        # 加载缓存
+        user_cache: Dict[str, dict] = self.load_cache(self._cache_file) or {}
+
+        # 解析回调数据
+        callback_data = coming_message.callback_data
+
+        if callback_data.startswith("page_"):
+            # 翻页操作（旧格式，保持兼容）
+            self._handle_page_callback(callback_data, coming_message.channel,
+                                       coming_message.source, coming_message.userid)
+        elif callback_data.startswith("select_"):
+            # 选择操作或翻页操作
+            if callback_data in ["select_p", "select_n"]:
+                # 翻页操作：直接调用原来的文本处理逻辑
+                page_text = callback_data.split("_")[1]  # 提取 "p" 或 "n"
+                self.handle_message(coming_message.channel, coming_message.source,
+                                    coming_message.userid, coming_message.username, page_text)
+            else:
+                # 选择操作
+                self._handle_select_callback(callback_data, coming_message.channel,
+                                             coming_message.source, coming_message.userid,
+                                             coming_message.username)
+        elif callback_data.startswith("download_"):
+            # 下载操作
+            self._handle_download_callback(callback_data, coming_message.channel,
+                                           coming_message.source, coming_message.userid,
+                                           coming_message.username)
+        elif callback_data.startswith("subscribe_"):
+            # 订阅操作
+            self._handle_subscribe_callback(callback_data, coming_message.channel,
+                                            coming_message.source, coming_message.userid,
+                                            coming_message.username)
+        else:
+            # 其他自定义回调
+            logger.info(f"未知的回调数据：{callback_data}")
+
+        # 保存缓存
+        self.save_cache(user_cache, self._cache_file)
+
+    def _handle_page_callback(self, callback_data: str, channel: MessageChannel, source: str,
+                              userid: Union[str, int]) -> None:
+        """
+        处理翻页回调
+        """
+        try:
+            page = int(callback_data.split("_")[1])
+
+            # 获取当前页面
+            global _current_page
+
+            # 判断是上一页还是下一页
+            if page < _current_page:
+                # 上一页，调用原来的 "p" 逻辑
+                self.handle_message(channel, source, userid, "", "p")
+            elif page > _current_page:
+                # 下一页，调用原来的 "n" 逻辑  
+                self.handle_message(channel, source, userid, "", "n")
+            # 如果 page == _current_page，说明是当前页，不需要处理
+
+        except (ValueError, IndexError) as e:
+            logger.error(f"处理翻页回调失败：{e}")
+
+    def _handle_select_callback(self, callback_data: str, channel: MessageChannel, source: str,
+                                userid: Union[str, int], username: str) -> None:
+        """
+        处理选择回调
+        """
+        try:
+            index = int(callback_data.split("_")[1])
+            # 调用原有的数字选择逻辑
+            self.handle_message(channel, source, userid, username, str(index + 1))
+        except (ValueError, IndexError) as e:
+            logger.error(f"处理选择回调失败：{e}")
+
+    def _handle_download_callback(self, callback_data: str, channel: MessageChannel, source: str,
+                                  userid: Union[str, int], username: str) -> None:
+        """
+        处理下载回调
+        """
+        try:
+            if callback_data == "download_auto":
+                # 自动选择下载
+                self.handle_message(channel, source, userid, username, "0")
+            else:
+                index = int(callback_data.split("_")[1])
+                self.handle_message(channel, source, userid, username, str(index + 1))
+        except (ValueError, IndexError) as e:
+            logger.error(f"处理下载回调失败：{e}")
+
+    def _handle_subscribe_callback(self, callback_data: str, channel: MessageChannel, source: str,
+                                   userid: Union[str, int], username: str) -> None:
+        """
+        处理订阅回调
+        """
+        try:
+            index = int(callback_data.split("_")[1])
+            self.handle_message(channel, source, userid, username, str(index + 1))
+        except (ValueError, IndexError) as e:
+            logger.error(f"处理订阅回调失败：{e}")
+
     def __auto_download(self, channel: MessageChannel, source: str, cache_list: list[Context],
                         userid: Union[str, int], username: str,
                         no_exists: Optional[Dict[Union[int, str], Dict[int, NotExistMediaInfo]]] = None):
@@ -521,35 +669,147 @@ class MessageChain(ChainBase):
                                  note=note)
 
     def __post_medias_message(self, channel: MessageChannel, source: str,
-                              title: str, items: list, userid: str, total: int):
+                              title: str, items: list, userid: str, total: int, current_page: int = 0):
         """
         发送媒体列表消息
         """
-        if total > self._page_size:
-            title = f"【{title}】共找到{total}条相关信息，请回复对应数字选择（p: 上一页 n: 下一页）"
-        else:
-            title = f"【{title}】共找到{total}条相关信息，请回复对应数字选择"
-        self.post_medias_message(Notification(
-            channel=channel,
-            source=source,
-            title=title,
-            userid=userid
-        ), medias=items)
+        # 检查渠道是否支持按钮
+        supports_buttons = ChannelCapabilityManager.supports_buttons(channel)
 
-    def __post_torrents_message(self, channel: MessageChannel, source: str,
-                                title: str, items: list,
-                                userid: str, total: int):
-        """
-        发送种子列表消息
-        """
-        if total > self._page_size:
-            title = f"【{title}】共找到{total}条相关资源，请回复对应数字下载（0: 自动选择 p: 上一页 n: 下一页）"
+        if supports_buttons:
+            # 支持按钮的渠道
+            if total > self._page_size:
+                title = f"【{title}】共找到{total}条相关信息，请选择操作"
+            else:
+                title = f"【{title}】共找到{total}条相关信息，请选择操作"
+
+            buttons = self._create_media_buttons(channel, items, current_page, total)
         else:
-            title = f"【{title}】共找到{total}条相关资源，请回复对应数字下载（0: 自动选择）"
-        self.post_torrents_message(Notification(
+            # 不支持按钮的渠道，使用文本提示
+            if total > self._page_size:
+                title = f"【{title}】共找到{total}条相关信息，请回复对应数字选择（p: 上一页 n: 下一页）"
+            else:
+                title = f"【{title}】共找到{total}条相关信息，请回复对应数字选择"
+            buttons = None
+
+        notification = Notification(
             channel=channel,
             source=source,
             title=title,
             userid=userid,
-            link=settings.MP_DOMAIN('#/resource')
-        ), torrents=items)
+            buttons=buttons
+        )
+
+        self.post_medias_message(notification, medias=items)
+
+    def _create_media_buttons(self, channel: MessageChannel, items: list,
+                              current_page: int, total: int) -> List[List[Dict]]:
+        """
+        创建媒体选择按钮
+        """
+        buttons = []
+        max_text_length = ChannelCapabilityManager.get_max_button_text_length(channel)
+        max_per_row = ChannelCapabilityManager.get_max_buttons_per_row(channel)
+
+        # 为每个媒体项创建选择按钮
+        for i in range(len(items)):
+            media = items[i]
+            button_text = f"{i + 1}. {media.title_year}"
+            if len(button_text) > max_text_length:
+                button_text = button_text[:max_text_length - 3] + "..."
+
+            # 根据渠道配置决定按钮布局
+            if max_per_row == 1:
+                buttons.append([{"text": button_text, "callback_data": f"select_{current_page * self._page_size + i}"}])
+            else:
+                # 多按钮一行的情况，简化按钮文本
+                short_text = f"{i + 1}"
+                buttons.append([{"text": short_text, "callback_data": f"select_{current_page * self._page_size + i}"}])
+
+        # 添加翻页按钮
+        if total > self._page_size:
+            page_buttons = []
+            if current_page > 0:
+                page_buttons.append({"text": "⬅️ 上一页", "callback_data": "select_p"})
+            if (current_page + 1) * self._page_size < total:
+                page_buttons.append({"text": "下一页 ➡️", "callback_data": "select_n"})
+            if page_buttons:
+                buttons.append(page_buttons)
+
+        return buttons
+
+    def __post_torrents_message(self, channel: MessageChannel, source: str,
+                                title: str, items: list,
+                                userid: str, total: int, current_page: int = 0):
+        """
+        发送种子列表消息
+        """
+        # 检查渠道是否支持按钮
+        supports_buttons = ChannelCapabilityManager.supports_buttons(channel)
+
+        if supports_buttons:
+            # 支持按钮的渠道
+            if total > self._page_size:
+                title = f"【{title}】共找到{total}条相关资源，请选择下载"
+            else:
+                title = f"【{title}】共找到{total}条相关资源，请选择下载"
+
+            buttons = self._create_torrent_buttons(channel, items, current_page, total)
+        else:
+            # 不支持按钮的渠道，使用文本提示
+            if total > self._page_size:
+                title = f"【{title}】共找到{total}条相关资源，请回复对应数字下载（0: 自动选择 p: 上一页 n: 下一页）"
+            else:
+                title = f"【{title}】共找到{total}条相关资源，请回复对应数字下载（0: 自动选择）"
+            buttons = None
+
+        notification = Notification(
+            channel=channel,
+            source=source,
+            title=title,
+            userid=userid,
+            link=settings.MP_DOMAIN('#/resource'),
+            buttons=buttons
+        )
+
+        self.post_torrents_message(notification, torrents=items)
+
+    def _create_torrent_buttons(self, channel: MessageChannel, items: list,
+                                current_page: int, total: int) -> List[List[Dict]]:
+        """
+        创建种子下载按钮
+        """
+        buttons = []
+        max_text_length = ChannelCapabilityManager.get_max_button_text_length(channel)
+        max_per_row = ChannelCapabilityManager.get_max_buttons_per_row(channel)
+
+        # 自动选择按钮
+        buttons.append([{"text": "🤖 自动选择下载", "callback_data": "download_auto"}])
+
+        # 为每个种子项创建下载按钮
+        for i in range(len(items)):
+            context = items[i]
+            torrent = context.torrent_info
+
+            # 根据渠道配置调整按钮文本
+            if max_per_row == 1:
+                button_text = f"{i + 1}. {torrent.site_name} - {torrent.seeders}↑"
+                if len(button_text) > max_text_length:
+                    button_text = button_text[:max_text_length - 3] + "..."
+            else:
+                # 多按钮一行的情况，使用简化文本
+                button_text = f"{i + 1}"
+
+            buttons.append([{"text": button_text, "callback_data": f"download_{current_page * self._page_size + i}"}])
+
+        # 添加翻页按钮
+        if total > self._page_size:
+            page_buttons = []
+            if current_page > 0:
+                page_buttons.append({"text": "⬅️ 上一页", "callback_data": "select_p"})
+            if (current_page + 1) * self._page_size < total:
+                page_buttons.append({"text": "下一页 ➡️", "callback_data": "select_n"})
+            if page_buttons:
+                buttons.append(page_buttons)
+
+        return buttons

app/modules/slack/__init__.py

@@ -81,8 +81,7 @@ class SlackModule(_ModuleBase, _MessageBase[Slack]):
     def init_setting(self) -> Tuple[str, Union[str, bool]]:
         pass
 
-    def message_parser(self, source: str, body: Any, form: Any,
-                       args: Any) -> Optional[CommingMessage]:
+    def message_parser(self, source: str, body: Any, form: Any, args: Any) -> Optional[CommingMessage]:
         """
         解析消息内容，返回字典，注意以下约定值：
         userid: 用户ID
@@ -219,8 +218,23 @@ class SlackModule(_ModuleBase, _MessageBase[Slack]):
                 username = msg_json.get("user")
             elif msg_json.get("type") == "block_actions":
                 userid = msg_json.get("user", {}).get("id")
-                text = msg_json.get("actions")[0].get("value")
+                callback_data = msg_json.get("actions")[0].get("value")
+                # 使用CALLBACK前缀标识按钮回调
+                text = f"CALLBACK:{callback_data}"
                 username = msg_json.get("user", {}).get("name")
+                logger.info(f"收到来自 {client_config.name} 的Slack按钮回调："
+                            f"userid={userid}, username={username}, callback_data={callback_data}")
+
+                # 创建包含回调信息的CommingMessage
+                return CommingMessage(
+                    channel=MessageChannel.Slack,
+                    source=client_config.name,
+                    userid=userid,
+                    username=username,
+                    text=text,
+                    is_callback=True,
+                    callback_data=callback_data
+                )
             elif msg_json.get("type") == "event_callback":
                 userid = msg_json.get('event', {}).get('user')
                 text = re.sub(r"<@[0-9A-Z]+>", "", msg_json.get("event", {}).get("text"), flags=re.IGNORECASE).strip()
@@ -259,7 +273,8 @@ class SlackModule(_ModuleBase, _MessageBase[Slack]):
             client: Slack = self.get_instance(conf.name)
             if client:
                 client.send_msg(title=message.title, text=message.text,
-                                image=message.image, userid=userid, link=message.link)
+                                image=message.image, userid=userid, link=message.link,
+                                buttons=message.buttons)
 
     def post_medias_message(self, message: Notification, medias: List[MediaInfo]) -> None:
         """
@@ -273,7 +288,8 @@ class SlackModule(_ModuleBase, _MessageBase[Slack]):
                 continue
             client: Slack = self.get_instance(conf.name)
             if client:
-                client.send_medias_msg(title=message.title, medias=medias, userid=message.userid)
+                client.send_medias_msg(title=message.title, medias=medias, userid=message.userid,
+                                       buttons=message.buttons)
 
     def post_torrents_message(self, message: Notification, torrents: List[Context]) -> None:
         """
@@ -288,4 +304,4 @@ class SlackModule(_ModuleBase, _MessageBase[Slack]):
             client: Slack = self.get_instance(conf.name)
             if client:
                 client.send_torrents_msg(title=message.title, torrents=torrents,
-                                         userid=message.userid)
+                                         userid=message.userid, buttons=message.buttons)

app/modules/slack/slack.py

@@ -101,7 +101,9 @@ class Slack:
         """
         return True if self._client else False
 
-    def send_msg(self, title: str, text: Optional[str] = None, image: Optional[str] = None, link: Optional[str] = None, userid: Optional[str] = None):
+    def send_msg(self, title: str, text: Optional[str] = None,
+                 image: Optional[str] = None, link: Optional[str] = None,
+                 userid: Optional[str] = None, buttons: Optional[List[List[dict]]] = None):
         """
         发送Telegram消息
         :param title: 消息标题
@@ -109,7 +111,7 @@ class Slack:
         :param image: 消息图片地址
         :param link: 点击消息转转的URL
         :param userid: 用户ID，如有则只发消息给该用户
-        :user_id: 发送消息的目标用户ID，为空则发给管理员
+        :param buttons: 消息按钮列表，格式为 [[{"text": "按钮文本", "callback_data": "回调数据", "url": "链接"}]]
         """
         if not self._client:
             return False, "消息客户端未就绪"
@@ -139,8 +141,42 @@ class Slack:
                         "image_url": f"{image}",
                         "alt_text": f"{title}"
                     }})
-                # 链接
-                if link:
+                # 自定义按钮
+                if buttons:
+                    for button_row in buttons:
+                        elements = []
+                        for button in button_row:
+                            if "url" in button:
+                                # URL按钮
+                                elements.append({
+                                    "type": "button",
+                                    "text": {
+                                        "type": "plain_text",
+                                        "text": button["text"],
+                                        "emoji": True
+                                    },
+                                    "url": button["url"],
+                                    "action_id": f"actionId-url-{len(elements)}"
+                                })
+                            else:
+                                # 回调按钮
+                                elements.append({
+                                    "type": "button",
+                                    "text": {
+                                        "type": "plain_text",
+                                        "text": button["text"],
+                                        "emoji": True
+                                    },
+                                    "value": button["callback_data"],
+                                    "action_id": f"actionId-{button['callback_data']}"
+                                })
+                        if elements:
+                            blocks.append({
+                                "type": "actions",
+                                "elements": elements
+                            })
+                elif link:
+                    # 默认链接按钮
                     blocks.append({
                         "type": "actions",
                         "elements": [
@@ -169,7 +205,8 @@ class Slack:
             logger.error(f"Slack消息发送失败: {msg_e}")
             return False, str(msg_e)
 
-    def send_medias_msg(self, medias: List[MediaInfo], userid: Optional[str] = None, title: Optional[str] = None) -> Optional[bool]:
+    def send_medias_msg(self, medias: List[MediaInfo], userid: Optional[str] = None, title: Optional[str] = None,
+                        buttons: Optional[List[List[dict]]] = None) -> Optional[bool]:
         """
         发送列表类消息
         """
@@ -223,23 +260,60 @@ class Slack:
                                 }
                             }
                         )
-                        blocks.append(
-                            {
-                                "type": "actions",
-                                "elements": [
-                                    {
-                                        "type": "button",
-                                        "text": {
-                                            "type": "plain_text",
-                                            "text": "选择",
-                                            "emoji": True
-                                        },
-                                        "value": f"{index}",
-                                        "action_id": f"actionId-{index}"
-                                    }
-                                ]
-                            }
-                        )
+                        # 如果有自定义按钮，使用自定义按钮，否则使用默认选择按钮
+                        if buttons:
+                            # 使用自定义按钮（通常来自MessageChain的智能生成）
+                            for button_row in buttons:
+                                elements = []
+                                for button in button_row:
+                                    if "url" in button:
+                                        elements.append({
+                                            "type": "button",
+                                            "text": {
+                                                "type": "plain_text",
+                                                "text": button["text"],
+                                                "emoji": True
+                                            },
+                                            "url": button["url"],
+                                            "action_id": f"actionId-url-{len(elements)}"
+                                        })
+                                    else:
+                                        elements.append({
+                                            "type": "button",
+                                            "text": {
+                                                "type": "plain_text",
+                                                "text": button["text"],
+                                                "emoji": True
+                                            },
+                                            "value": button["callback_data"],
+                                            "action_id": f"actionId-{button['callback_data']}"
+                                        })
+                                if elements:
+                                    blocks.append({
+                                        "type": "actions",
+                                        "elements": elements
+                                    })
+                            # 只为第一个媒体项添加按钮，避免重复
+                            buttons = None
+                        else:
+                            # 使用默认选择按钮
+                            blocks.append(
+                                {
+                                    "type": "actions",
+                                    "elements": [
+                                        {
+                                            "type": "button",
+                                            "text": {
+                                                "type": "plain_text",
+                                                "text": "选择",
+                                                "emoji": True
+                                            },
+                                            "value": f"{index}",
+                                            "action_id": f"actionId-{index}"
+                                        }
+                                    ]
+                                }
+                            )
                         index += 1
             # 发送
             result = self._client.chat_postMessage(
@@ -252,8 +326,8 @@ class Slack:
             logger.error(f"Slack消息发送失败: {msg_e}")
             return False
 
-    def send_torrents_msg(self, torrents: List[Context],
-                          userid: Optional[str] = None, title: Optional[str] = None) -> Optional[bool]:
+    def send_torrents_msg(self, torrents: List[Context], userid: Optional[str] = None, title: Optional[str] = None,
+                          buttons: Optional[List[List[dict]]] = None) -> Optional[bool]:
         """
         发送列表消息
         """
@@ -279,49 +353,113 @@ class Slack:
             }]
             # 列表
             index = 1
-            for context in torrents:
-                torrent = context.torrent_info
-                site_name = torrent.site_name
-                meta = MetaInfo(torrent.title, torrent.description)
-                link = torrent.page_url
-                title = f"{meta.season_episode} " \
-                        f"{meta.resource_term} " \
-                        f"{meta.video_term} " \
-                        f"{meta.release_group}"
-                title = re.sub(r"\s+", " ", title).strip()
-                free = torrent.volume_factor
-                seeder = f"{torrent.seeders}↑"
-                description = torrent.description
-                text = f"{index}. 【{site_name}】<{link}|{title}> " \
-                       f"{StringUtils.str_filesize(torrent.size)} {free} {seeder}\n" \
-                       f"{description}"
-                blocks.append(
-                    {
-                        "type": "section",
-                        "text": {
-                            "type": "mrkdwn",
-                            "text": text
+            
+            # 如果有自定义按钮，先添加种子列表，然后添加统一的按钮
+            if buttons:
+                # 添加种子列表（不带单独的选择按钮）
+                for context in torrents:
+                    torrent = context.torrent_info
+                    site_name = torrent.site_name
+                    meta = MetaInfo(torrent.title, torrent.description)
+                    link = torrent.page_url
+                    title = f"{meta.season_episode} " \
+                            f"{meta.resource_term} " \
+                            f"{meta.video_term} " \
+                            f"{meta.release_group}"
+                    title = re.sub(r"\s+", " ", title).strip()
+                    free = torrent.volume_factor
+                    seeder = f"{torrent.seeders}↑"
+                    description = torrent.description
+                    text = f"{index}. 【{site_name}】<{link}|{title}> " \
+                           f"{StringUtils.str_filesize(torrent.size)} {free} {seeder}\n" \
+                           f"{description}"
+                    blocks.append(
+                        {
+                            "type": "section",
+                            "text": {
+                                "type": "mrkdwn",
+                                "text": text
+                            }
                         }
-                    }
-                )
-                blocks.append(
-                    {
-                        "type": "actions",
-                        "elements": [
-                            {
+                    )
+                    index += 1
+                
+                # 添加统一的自定义按钮
+                for button_row in buttons:
+                    elements = []
+                    for button in button_row:
+                        if "url" in button:
+                            elements.append({
                                 "type": "button",
                                 "text": {
                                     "type": "plain_text",
-                                    "text": "选择",
+                                    "text": button["text"],
                                     "emoji": True
                                 },
-                                "value": f"{index}",
-                                "action_id": f"actionId-{index}"
+                                "url": button["url"],
+                                "action_id": f"actionId-url-{len(elements)}"
+                            })
+                        else:
+                            elements.append({
+                                "type": "button",
+                                "text": {
+                                    "type": "plain_text",
+                                    "text": button["text"],
+                                    "emoji": True
+                                },
+                                "value": button["callback_data"],
+                                "action_id": f"actionId-{button['callback_data']}"
+                            })
+                    if elements:
+                        blocks.append({
+                            "type": "actions",
+                            "elements": elements
+                        })
+            else:
+                # 使用默认的每个种子单独按钮
+                for context in torrents:
+                    torrent = context.torrent_info
+                    site_name = torrent.site_name
+                    meta = MetaInfo(torrent.title, torrent.description)
+                    link = torrent.page_url
+                    title = f"{meta.season_episode} " \
+                            f"{meta.resource_term} " \
+                            f"{meta.video_term} " \
+                            f"{meta.release_group}"
+                    title = re.sub(r"\s+", " ", title).strip()
+                    free = torrent.volume_factor
+                    seeder = f"{torrent.seeders}↑"
+                    description = torrent.description
+                    text = f"{index}. 【{site_name}】<{link}|{title}> " \
+                           f"{StringUtils.str_filesize(torrent.size)} {free} {seeder}\n" \
+                           f"{description}"
+                    blocks.append(
+                        {
+                            "type": "section",
+                            "text": {
+                                "type": "mrkdwn",
+                                "text": text
                             }
-                        ]
-                    }
-                )
-                index += 1
+                        }
+                    )
+                    blocks.append(
+                        {
+                            "type": "actions",
+                            "elements": [
+                                {
+                                    "type": "button",
+                                    "text": {
+                                        "type": "plain_text",
+                                        "text": "选择",
+                                        "emoji": True
+                                    },
+                                    "value": f"{index}",
+                                    "action_id": f"actionId-{index}"
+                                }
+                            ]
+                        }
+                    )
+                    index += 1
             # 发送
             result = self._client.chat_postMessage(
                 channel=channel,

app/modules/telegram/__init__.py

@@ -9,7 +9,8 @@ from app.core.event import eventmanager
 from app.log import logger
 from app.modules import _ModuleBase, _MessageBase
 from app.modules.telegram.telegram import Telegram
-from app.schemas import MessageChannel, CommingMessage, Notification, CommandRegisterEventData, ConfigChangeEventData
+from app.schemas import MessageChannel, CommingMessage, Notification, CommandRegisterEventData, ConfigChangeEventData, \
+    NotificationConf
 from app.schemas.types import ModuleType, ChainEventType, SystemConfigKey, EventType
 from app.utils.structures import DictUtils
 
@@ -98,6 +99,7 @@ class TelegramModule(_ModuleBase, _MessageBase[Telegram]):
         :return: 渠道、消息体
         """
         """
+            普通消息格式：
             {
                 'update_id': ,
                 'message': {
@@ -119,6 +121,16 @@ class TelegramModule(_ModuleBase, _MessageBase[Telegram]):
                     'text': ''
                 }
             }
+            
+            按钮回调格式：
+            {
+                'callback_query': {
+                    'id': '',
+                    'from': {...},
+                    'message': {...},
+                    'data': 'callback_data'
+                }
+            }
         """
         # 获取服务配置
         client_config = self.get_config(source)
@@ -130,32 +142,89 @@ class TelegramModule(_ModuleBase, _MessageBase[Telegram]):
         except Exception as err:
             logger.debug(f"解析Telegram消息失败：{str(err)}")
             return None
+
         if message:
-            text = message.get("text")
-            user_id = message.get("from", {}).get("id")
-            # 获取用户名
-            user_name = message.get("from", {}).get("username")
-            if text:
-                logger.info(f"收到来自 {client_config.name} 的Telegram消息："
-                            f"userid={user_id}, username={user_name}, text={text}")
-                # 检查权限
-                admin_users = client_config.config.get("TELEGRAM_ADMINS")
-                user_list = client_config.config.get("TELEGRAM_USERS")
-                chat_id = client_config.config.get("TELEGRAM_CHAT_ID")
-                if text.startswith("/"):
-                    if admin_users \
-                            and str(user_id) not in admin_users.split(',') \
-                            and str(user_id) != chat_id:
-                        client.send_msg(title="只有管理员才有权限执行此命令", userid=user_id)
-                        return None
-                else:
-                    if user_list \
-                            and not str(user_id) in user_list.split(','):
-                        logger.info(f"用户{user_id}不在用户白名单中，无法使用此机器人")
-                        client.send_msg(title="你不在用户白名单中，无法使用此机器人", userid=user_id)
-                        return None
-                return CommingMessage(channel=MessageChannel.Telegram, source=client_config.name,
-                                      userid=user_id, username=user_name, text=text)
+            # 处理按钮回调
+            if "callback_query" in message:
+                return self._handle_callback_query(message, client_config)
+
+            # 处理普通消息
+            elif "message" in message:
+                return self._handle_text_message(message["message"], client_config, client)
+
+        return None
+
+    @staticmethod
+    def _handle_callback_query(message: dict, client_config: NotificationConf) -> Optional[CommingMessage]:
+        """
+        处理按钮回调查询
+        """
+        callback_query = message.get("callback_query", {})
+        user_info = callback_query.get("from", {})
+        callback_data = callback_query.get("data", "")
+        user_id = user_info.get("id")
+        user_name = user_info.get("username")
+
+        if callback_data and user_id:
+            logger.info(f"收到来自 {client_config.name} 的Telegram按钮回调："
+                        f"userid={user_id}, username={user_name}, callback_data={callback_data}")
+
+            # 将callback_data作为特殊格式的text返回，以便主程序识别这是按钮回调
+            callback_text = f"CALLBACK:{callback_data}"
+
+            # 创建包含完整回调信息的CommingMessage
+            return CommingMessage(
+                channel=MessageChannel.Telegram,
+                source=client_config.name,
+                userid=user_id,
+                username=user_name,
+                text=callback_text,
+                is_callback=True,
+                callback_data=callback_data,
+                message_id=callback_query.get("message", {}).get("message_id"),
+                chat_id=str(callback_query.get("message", {}).get("chat", {}).get("id", "")),
+                callback_query=callback_query
+            )
+        return None
+
+    @staticmethod
+    def _handle_text_message(msg: dict, client_config: NotificationConf, client: Telegram) -> Optional[CommingMessage]:
+        """
+        处理普通文本消息
+        """
+        text = msg.get("text")
+        user_id = msg.get("from", {}).get("id")
+        user_name = msg.get("from", {}).get("username")
+
+        if text and user_id:
+            logger.info(f"收到来自 {client_config.name} 的Telegram消息："
+                        f"userid={user_id}, username={user_name}, text={text}")
+
+            # 检查权限
+            admin_users = client_config.config.get("TELEGRAM_ADMINS")
+            user_list = client_config.config.get("TELEGRAM_USERS")
+            chat_id = client_config.config.get("TELEGRAM_CHAT_ID")
+
+            if text.startswith("/"):
+                if admin_users \
+                        and str(user_id) not in admin_users.split(',') \
+                        and str(user_id) != chat_id:
+                    client.send_msg(title="只有管理员才有权限执行此命令", userid=user_id)
+                    return None
+            else:
+                if user_list \
+                        and str(user_id) not in user_list.split(','):
+                    logger.info(f"用户{user_id}不在用户白名单中，无法使用此机器人")
+                    client.send_msg(title="你不在用户白名单中，无法使用此机器人", userid=user_id)
+                    return None
+
+            return CommingMessage(
+                channel=MessageChannel.Telegram,
+                source=client_config.name,
+                userid=user_id,
+                username=user_name,
+                text=text
+            )
         return None
 
     def post_message(self, message: Notification) -> None:
@@ -177,7 +246,8 @@ class TelegramModule(_ModuleBase, _MessageBase[Telegram]):
             client: Telegram = self.get_instance(conf.name)
             if client:
                 client.send_msg(title=message.title, text=message.text,
-                                image=message.image, userid=userid, link=message.link)
+                                image=message.image, userid=userid, link=message.link,
+                                buttons=message.buttons)
 
     def post_medias_message(self, message: Notification, medias: List[MediaInfo]) -> None:
         """
@@ -192,7 +262,8 @@ class TelegramModule(_ModuleBase, _MessageBase[Telegram]):
             client: Telegram = self.get_instance(conf.name)
             if client:
                 client.send_medias_msg(title=message.title, medias=medias,
-                                       userid=message.userid, link=message.link)
+                                       userid=message.userid, link=message.link,
+                                       buttons=message.buttons)
 
     def post_torrents_message(self, message: Notification, torrents: List[Context]) -> None:
         """
@@ -207,7 +278,8 @@ class TelegramModule(_ModuleBase, _MessageBase[Telegram]):
             client: Telegram = self.get_instance(conf.name)
             if client:
                 client.send_torrents_msg(title=message.title, torrents=torrents,
-                                         userid=message.userid, link=message.link)
+                                         userid=message.userid, link=message.link,
+                                         buttons=message.buttons)
 
     def register_commands(self, commands: Dict[str, dict]):
         """

app/modules/telegram/telegram.py

@@ -3,12 +3,12 @@ import threading
 import uuid
 from pathlib import Path
 from threading import Event
-from typing import Optional, List, Dict
+from typing import Optional, List, Dict, Callable
 from urllib.parse import urljoin
 
 import telebot
 from telebot import apihelper
-from telebot.types import InputFile
+from telebot.types import InputFile, InlineKeyboardMarkup, InlineKeyboardButton
 
 from app.core.config import settings
 from app.core.context import MediaInfo, Context
@@ -23,6 +23,7 @@ class Telegram:
     _ds_url = f"http://127.0.0.1:{settings.PORT}/api/v1/message?token={settings.API_TOKEN}"
     _event = Event()
     _bot: telebot.TeleBot = None
+    _callback_handlers: Dict[str, Callable] = {}  # 存储回调处理器
 
     def __init__(self, TELEGRAM_TOKEN: Optional[str] = None, TELEGRAM_CHAT_ID: Optional[str] = None, **kwargs):
         """
@@ -57,7 +58,39 @@ class Telegram:
 
             @_bot.message_handler(func=lambda message: True)
             def echo_all(message):
-                RequestUtils(timeout=5).post_res(self._ds_url, json=message.json)
+                RequestUtils(timeout=15).post_res(self._ds_url, json=message.json)
+
+            @_bot.callback_query_handler(func=lambda call: True)
+            def callback_query(call):
+                """
+                处理按钮点击回调
+                """
+                try:
+                    # 解析回调数据
+                    callback_data = call.data
+                    user_id = str(call.from_user.id)
+
+                    logger.info(f"收到按钮回调：{callback_data}，用户：{user_id}")
+
+                    # 发送回调数据给主程序处理
+                    callback_json = {
+                        "callback_query": {
+                            "id": call.id,
+                            "from": call.from_user.to_dict(),
+                            "message": call.message.to_dict(),
+                            "data": callback_data
+                        }
+                    }
+
+                    # 先确认回调，避免用户看到loading状态
+                    _bot.answer_callback_query(call.id)
+
+                    # 发送给主程序处理
+                    RequestUtils(timeout=15).post_res(self._ds_url, json=callback_json)
+
+                except Exception as e:
+                    logger.error(f"处理按钮回调失败：{str(e)}")
+                    _bot.answer_callback_query(call.id, "处理失败，请重试")
 
             def run_polling():
                 """
@@ -80,7 +113,8 @@ class Telegram:
         return self._bot is not None
 
     def send_msg(self, title: str, text: Optional[str] = None, image: Optional[str] = None,
-                 userid: Optional[str] = None, link: Optional[str] = None) -> Optional[bool]:
+                 userid: Optional[str] = None, link: Optional[str] = None,
+                 buttons: Optional[List[List[dict]]] = None) -> Optional[bool]:
         """
         发送Telegram消息
         :param title: 消息标题
@@ -88,6 +122,7 @@ class Telegram:
         :param image: 消息图片地址
         :param userid: 用户ID，如有则只发消息给该用户
         :param link: 跳转链接
+        :param buttons: 按钮列表，格式：[[{"text": "按钮文本", "callback_data": "回调数据"}]]
         :userid: 发送消息的目标用户ID，为空则发给管理员
         """
         if not self._telegram_token or not self._telegram_chat_id:
@@ -113,16 +148,27 @@ class Telegram:
             else:
                 chat_id = self._telegram_chat_id
 
-            return self.__send_request(userid=chat_id, image=image, caption=caption)
+            # 创建按钮键盘
+            reply_markup = None
+            if buttons:
+                reply_markup = self._create_inline_keyboard(buttons)
+
+            return self.__send_request(userid=chat_id, image=image, caption=caption, reply_markup=reply_markup)
 
         except Exception as msg_e:
             logger.error(f"发送消息失败：{msg_e}")
             return False
 
     def send_medias_msg(self, medias: List[MediaInfo], userid: Optional[str] = None,
-                        title: Optional[str] = None, link: Optional[str] = None) -> Optional[bool]:
+                        title: Optional[str] = None, link: Optional[str] = None,
+                        buttons: Optional[List[List[Dict]]] = None) -> Optional[bool]:
         """
         发送媒体列表消息
+        :param medias: 媒体信息列表
+        :param userid: 用户ID，如有则只发消息给该用户
+        :param title: 消息标题
+        :param link: 跳转链接
+        :param buttons: 按钮列表，格式：[[{"text": "按钮文本", "callback_data": "回调数据"}]]
         """
         if not self._telegram_token or not self._telegram_chat_id:
             return None
@@ -155,7 +201,12 @@ class Telegram:
             else:
                 chat_id = self._telegram_chat_id
 
-            return self.__send_request(userid=chat_id, image=image, caption=caption)
+            # 创建按钮键盘
+            reply_markup = None
+            if buttons:
+                reply_markup = self._create_inline_keyboard(buttons)
+
+            return self.__send_request(userid=chat_id, image=image, caption=caption, reply_markup=reply_markup)
 
         except Exception as msg_e:
             logger.error(f"发送消息失败：{msg_e}")
@@ -163,9 +214,14 @@ class Telegram:
 
     def send_torrents_msg(self, torrents: List[Context],
                           userid: Optional[str] = None, title: Optional[str] = None,
-                          link: Optional[str] = None) -> Optional[bool]:
+                          link: Optional[str] = None, buttons: Optional[List[List[Dict]]] = None) -> Optional[bool]:
         """
         发送列表消息
+        :param torrents: Torrent信息列表
+        :param userid: 用户ID，如有则只发消息给该用户
+        :param title: 消息标题
+        :param link: 跳转链接
+        :param buttons: 按钮列表，格式：[[{"text": "按钮文本", "callback_data": "回调数据"}]]
         """
         if not self._telegram_token or not self._telegram_chat_id:
             return None
@@ -200,17 +256,61 @@ class Telegram:
             else:
                 chat_id = self._telegram_chat_id
 
+            # 创建按钮键盘
+            reply_markup = None
+            if buttons:
+                reply_markup = self._create_inline_keyboard(buttons)
+
             return self.__send_request(userid=chat_id, caption=caption,
-                                       image=mediainfo.get_message_image())
+                                       image=mediainfo.get_message_image(), reply_markup=reply_markup)
 
         except Exception as msg_e:
             logger.error(f"发送消息失败：{msg_e}")
             return False
 
+    @staticmethod
+    def _create_inline_keyboard(buttons: List[List[Dict]]) -> InlineKeyboardMarkup:
+        """
+        创建内联键盘
+        :param buttons: 按钮配置，格式：[[{"text": "按钮文本", "callback_data": "回调数据", "url": "链接"}]]
+        :return: InlineKeyboardMarkup对象
+        """
+        keyboard = []
+        for row in buttons:
+            button_row = []
+            for button in row:
+                if "url" in button:
+                    # URL按钮
+                    btn = InlineKeyboardButton(text=button["text"], url=button["url"])
+                else:
+                    # 回调按钮
+                    btn = InlineKeyboardButton(text=button["text"], callback_data=button["callback_data"])
+                button_row.append(btn)
+            keyboard.append(button_row)
+        return InlineKeyboardMarkup(keyboard)
+
+    def answer_callback_query(self, callback_query_id: int, text: Optional[str] = None,
+                              show_alert: bool = False) -> Optional[bool]:
+        """
+        回应回调查询
+        :param callback_query_id: 回调查询ID
+        :param text: 提示文本
+        :param show_alert: 是否显示弹窗提示
+        :return: 回应结果
+        """
+        try:
+            self._bot.answer_callback_query(callback_query_id, text, show_alert)
+            return True
+        except Exception as e:
+            logger.error(f"回应回调查询失败：{str(e)}")
+            return False
+
     @retry(Exception, logger=logger)
-    def __send_request(self, userid: Optional[str] = None, image="", caption="") -> bool:
+    def __send_request(self, userid: Optional[str] = None, image="", caption="",
+                       reply_markup: Optional[InlineKeyboardMarkup] = None) -> bool:
         """
         向Telegram发送报文
+        :param reply_markup: 内联键盘
         """
         if image:
             res = RequestUtils(proxies=settings.PROXY).get_res(image)
@@ -227,7 +327,8 @@ class Telegram:
                 ret = self._bot.send_photo(chat_id=userid or self._telegram_chat_id,
                                            photo=photo,
                                            caption=caption,
-                                           parse_mode="Markdown")
+                                           parse_mode="Markdown",
+                                           reply_markup=reply_markup)
                 if ret is None:
                     raise Exception("发送图片消息失败")
                 return True
@@ -237,11 +338,13 @@ class Telegram:
             for i in range(0, len(caption), 4095):
                 ret = self._bot.send_message(chat_id=userid or self._telegram_chat_id,
                                              text=caption[i:i + 4095],
-                                             parse_mode="Markdown")
+                                             parse_mode="Markdown",
+                                             reply_markup=reply_markup if i == 0 else None)
         else:
             ret = self._bot.send_message(chat_id=userid or self._telegram_chat_id,
                                          text=caption,
-                                         parse_mode="Markdown")
+                                         parse_mode="Markdown",
+                                         reply_markup=reply_markup)
         if ret is None:
             raise Exception("发送文本消息失败")
         return True if ret else False

app/schemas/message.py

@@ -1,4 +1,6 @@
-from typing import Optional, Union
+from dataclasses import dataclass
+from enum import Enum
+from typing import Optional, Union, List, Dict, Set
 
 from pydantic import BaseModel, Field
 
@@ -23,6 +25,16 @@ class CommingMessage(BaseModel):
     date: Optional[str] = None
     # 消息方向
     action: Optional[int] = 0
+    # 是否为回调消息
+    is_callback: Optional[bool] = False
+    # 回调数据
+    callback_data: Optional[str] = None
+    # 消息ID（用于回调时定位原消息）
+    message_id: Optional[int] = None
+    # 聊天ID（用于回调时定位聊天）
+    chat_id: Optional[str] = None
+    # 完整的回调查询信息（原始数据）
+    callback_query: Optional[Dict] = None
 
     def to_dict(self):
         """
@@ -65,6 +77,8 @@ class Notification(BaseModel):
     action: Optional[int] = 1
     # 消息目标用户ID字典，未指定用户ID时使用
     targets: Optional[dict] = None
+    # 按钮列表，格式：[[{"text": "按钮文本", "callback_data": "回调数据", "url": "链接"}]]
+    buttons: Optional[List[List[dict]]] = None
 
     def to_dict(self):
         """
@@ -115,3 +129,184 @@ class SubscriptionMessage(BaseModel):
     icon: Optional[str] = None
     url: Optional[str] = None
     data: Optional[dict] = Field(default_factory=dict)
+
+
+class ChannelCapability(Enum):
+    """
+    渠道能力枚举
+    """
+    # 支持内联按钮
+    INLINE_BUTTONS = "inline_buttons"
+    # 支持菜单命令
+    MENU_COMMANDS = "menu_commands"
+    # 支持消息编辑
+    MESSAGE_EDITING = "message_editing"
+    # 支持回调查询
+    CALLBACK_QUERIES = "callback_queries"
+    # 支持富文本
+    RICH_TEXT = "rich_text"
+    # 支持图片
+    IMAGES = "images"
+    # 支持链接
+    LINKS = "links"
+    # 支持文件发送
+    FILE_SENDING = "file_sending"
+
+
+@dataclass
+class ChannelCapabilities:
+    """
+    渠道能力配置
+    """
+    channel: MessageChannel
+    capabilities: Set[ChannelCapability]
+    max_buttons_per_row: int = 2
+    max_button_rows: int = 10
+    max_button_text_length: int = 30
+    fallback_enabled: bool = True
+
+
+class ChannelCapabilityManager:
+    """
+    渠道能力管理器
+    """
+
+    _capabilities: Dict[MessageChannel, ChannelCapabilities] = {
+        MessageChannel.Telegram: ChannelCapabilities(
+            channel=MessageChannel.Telegram,
+            capabilities={
+                ChannelCapability.INLINE_BUTTONS,
+                ChannelCapability.MENU_COMMANDS,
+                ChannelCapability.MESSAGE_EDITING,
+                ChannelCapability.CALLBACK_QUERIES,
+                ChannelCapability.RICH_TEXT,
+                ChannelCapability.IMAGES,
+                ChannelCapability.LINKS,
+                ChannelCapability.FILE_SENDING
+            },
+            max_buttons_per_row=2,
+            max_button_rows=10,
+            max_button_text_length=30
+        ),
+        MessageChannel.Wechat: ChannelCapabilities(
+            channel=MessageChannel.Wechat,
+            capabilities={
+                ChannelCapability.IMAGES,
+                ChannelCapability.LINKS,
+                ChannelCapability.MENU_COMMANDS
+            },
+            fallback_enabled=True
+        ),
+        MessageChannel.Slack: ChannelCapabilities(
+            channel=MessageChannel.Slack,
+            capabilities={
+                ChannelCapability.INLINE_BUTTONS,
+                ChannelCapability.CALLBACK_QUERIES,
+                ChannelCapability.RICH_TEXT,
+                ChannelCapability.IMAGES,
+                ChannelCapability.LINKS,
+                ChannelCapability.MENU_COMMANDS
+            },
+            max_buttons_per_row=3,
+            max_button_rows=8,
+            max_button_text_length=25,
+            fallback_enabled=True
+        ),
+        MessageChannel.SynologyChat: ChannelCapabilities(
+            channel=MessageChannel.SynologyChat,
+            capabilities={
+                ChannelCapability.RICH_TEXT,
+                ChannelCapability.IMAGES,
+                ChannelCapability.LINKS
+            },
+            fallback_enabled=True
+        ),
+        MessageChannel.VoceChat: ChannelCapabilities(
+            channel=MessageChannel.VoceChat,
+            capabilities={
+                ChannelCapability.RICH_TEXT,
+                ChannelCapability.IMAGES,
+                ChannelCapability.LINKS
+            },
+            fallback_enabled=True
+        ),
+        MessageChannel.WebPush: ChannelCapabilities(
+            channel=MessageChannel.WebPush,
+            capabilities={
+                ChannelCapability.LINKS
+            },
+            fallback_enabled=True
+        ),
+        MessageChannel.Web: ChannelCapabilities(
+            channel=MessageChannel.Web,
+            capabilities={
+                ChannelCapability.RICH_TEXT,
+                ChannelCapability.IMAGES,
+                ChannelCapability.LINKS
+            },
+            fallback_enabled=True
+        )
+    }
+
+    @classmethod
+    def get_capabilities(cls, channel: MessageChannel) -> Optional[ChannelCapabilities]:
+        """
+        获取渠道能力
+        """
+        return cls._capabilities.get(channel)
+
+    @classmethod
+    def supports_capability(cls, channel: MessageChannel, capability: ChannelCapability) -> bool:
+        """
+        检查渠道是否支持某项能力
+        """
+        channel_caps = cls.get_capabilities(channel)
+        if not channel_caps:
+            return False
+        return capability in channel_caps.capabilities
+
+    @classmethod
+    def supports_buttons(cls, channel: MessageChannel) -> bool:
+        """
+        检查渠道是否支持按钮
+        """
+        return cls.supports_capability(channel, ChannelCapability.INLINE_BUTTONS)
+
+    @classmethod
+    def supports_callbacks(cls, channel: MessageChannel) -> bool:
+        """
+        检查渠道是否支持回调
+        """
+        return cls.supports_capability(channel, ChannelCapability.CALLBACK_QUERIES)
+
+    @classmethod
+    def get_max_buttons_per_row(cls, channel: MessageChannel) -> int:
+        """
+        获取每行最大按钮数
+        """
+        channel_caps = cls.get_capabilities(channel)
+        return channel_caps.max_buttons_per_row if channel_caps else 1
+
+    @classmethod
+    def get_max_button_rows(cls, channel: MessageChannel) -> int:
+        """
+        获取最大按钮行数
+        """
+        channel_caps = cls.get_capabilities(channel)
+        return channel_caps.max_button_rows if channel_caps else 5
+
+    @classmethod
+    def get_max_button_text_length(cls, channel: MessageChannel) -> int:
+        """
+        获取按钮文本最大长度
+        """
+        channel_caps = cls.get_capabilities(channel)
+        return channel_caps.max_button_text_length if channel_caps else 20
+
+    @classmethod
+    def should_use_fallback(cls, channel: MessageChannel) -> bool:
+        """
+        是否应该使用降级策略
+        """
+        channel_caps = cls.get_capabilities(channel)
+        return channel_caps.fallback_enabled if channel_caps else True