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https://github.com/jxxghp/MoviePilot.git
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feat(web-agent): enhance message handling with edit capabilities and button descriptions
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175
app/helper/agent.py
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175
app/helper/agent.py
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from queue import Queue
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from threading import Lock
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from typing import Optional, Union
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_WEB_AGENT_EDIT_QUEUES: dict[str, list[Queue[dict]]] = {}
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_WEB_AGENT_EDIT_LOCK = Lock()
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def normalize_web_agent_button_rows(buttons: Optional[list[list[dict]]]) -> list[list[dict]]:
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"""
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将消息按钮转换为 WebAgent 前端可识别的按钮行。
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:param buttons: 传统消息模块返回的按钮二维数组
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:return: WebAgent 前端选项按钮二维数组
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"""
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button_rows: list[list[dict]] = []
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for row in buttons or []:
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normalized_row = []
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for button in row or []:
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label = str(button.get("text") or button.get("label") or "").strip()
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callback_data = str(button.get("callback_data") or "").strip()
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if not label or not callback_data:
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continue
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normalized_button = {
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"label": label,
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"callback_data": callback_data,
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}
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if button.get("description"):
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normalized_button["description"] = str(button.get("description"))
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normalized_row.append(normalized_button)
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if normalized_row:
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button_rows.append(normalized_row)
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return button_rows
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def _resolve_web_agent_choice_id(
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message_id: Union[str, int],
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button_rows: list[list[dict]],
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) -> str:
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"""
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从按钮回调中提取稳定的 WebAgent 选项 ID。
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:param message_id: 前端助手消息 ID
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:param button_rows: 已规范化的按钮行
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:return: 选项卡片 ID
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"""
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for row in button_rows:
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for button in row:
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callback_data = str(button.get("callback_data") or "").strip()
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if not callback_data:
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continue
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parts = callback_data.split(":")
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if len(parts) >= 2 and parts[1]:
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return parts[1]
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return callback_data
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return str(message_id)
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def build_web_agent_message_update_event(
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*,
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message_id: Union[str, int],
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title: Optional[str],
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text: str,
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buttons: Optional[list[list[dict]]],
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) -> dict:
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"""
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构造 WebAgent 原消息更新事件。
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:param message_id: 前端助手消息 ID
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:param title: 更新后的标题
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:param text: 更新后的正文
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:param buttons: 更新后的按钮
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:return: 前端可应用到原消息的 SSE 事件
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"""
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button_rows = normalize_web_agent_button_rows(buttons)
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content_parts = [part for part in (title, text) if part]
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target_message = {
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"id": str(message_id),
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"content": "" if button_rows else "\n\n".join(content_parts),
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"choices": [],
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"attachments": [],
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"tools": [],
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"status": "done",
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}
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if button_rows:
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target_message["choices"].append({
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"id": _resolve_web_agent_choice_id(message_id, button_rows),
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"title": title,
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"prompt": text or "",
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"buttons": [button for row in button_rows for button in row],
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"button_rows": button_rows,
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"status": "pending",
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})
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return {
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"type": "message_update",
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"target_message": target_message,
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}
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def attach_web_agent_edit_queue(user_id: str, edit_queue: Queue[dict]) -> None:
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"""
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为当前 WebAgent 请求挂载原消息编辑事件队列。
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:param user_id: 当前用户 ID
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:param edit_queue: 用于接收编辑事件的队列
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"""
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with _WEB_AGENT_EDIT_LOCK:
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_WEB_AGENT_EDIT_QUEUES.setdefault(str(user_id), []).append(edit_queue)
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def detach_web_agent_edit_queue(user_id: str, edit_queue: Queue[dict]) -> None:
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"""
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移除当前 WebAgent 请求的原消息编辑事件队列。
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:param user_id: 当前用户 ID
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:param edit_queue: 需要移除的队列
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"""
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with _WEB_AGENT_EDIT_LOCK:
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queues = _WEB_AGENT_EDIT_QUEUES.get(str(user_id))
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if not queues:
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return
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_WEB_AGENT_EDIT_QUEUES[str(user_id)] = [
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item for item in queues if item is not edit_queue
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]
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if not _WEB_AGENT_EDIT_QUEUES[str(user_id)]:
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_WEB_AGENT_EDIT_QUEUES.pop(str(user_id), None)
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def dispatch_web_agent_edit_event(
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*,
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user_id: str,
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event: dict,
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) -> bool:
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"""
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将 WebAgent 原消息编辑事件分发给正在等待的请求队列。
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:param user_id: 当前用户 ID
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:param event: 前端可应用的 SSE 事件
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:return: 是否存在接收本次编辑事件的请求队列
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"""
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with _WEB_AGENT_EDIT_LOCK:
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queues = list(_WEB_AGENT_EDIT_QUEUES.get(str(user_id)) or [])
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for edit_queue in queues:
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edit_queue.put(event)
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return bool(queues)
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def edit_web_agent_message(
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*,
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user_id: str,
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message_id: Union[str, int],
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title: Optional[str],
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text: str,
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buttons: Optional[list[list[dict]]] = None,
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) -> bool:
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"""
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原地更新 WebAgent 前端消息卡片。
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:param user_id: 当前用户 ID
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:param message_id: 前端助手消息 ID
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:param title: 更新后的标题
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:param text: 更新后的正文
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:param buttons: 更新后的按钮
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:return: 是否已投递编辑事件
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"""
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if not user_id:
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return False
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event = build_web_agent_message_update_event(
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message_id=message_id,
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title=title,
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text=text,
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buttons=buttons,
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)
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return dispatch_web_agent_edit_event(user_id=user_id, event=event)
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