1. 为消息拉取/搜索接口新增is_sender参数,支持按发送方向过滤消息 2. 为send_text接口添加全链路耗时打点与详细日志 3. 为发送队列添加限流、执行状态日志与耗时统计 4. 修复微信4.x自绘UI输入框焦点问题,新增点击输入框聚焦逻辑 5. 为xdotool命令添加超时保护,避免协程永久阻塞 6. 重构数据库查询逻辑,在SQL层提前过滤发送方向消息,减少数据传输
453 lines
17 KiB
Python
453 lines
17 KiB
Python
from __future__ import annotations
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import asyncio
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import logging
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import os
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import time
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from typing import Optional
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from fastapi import APIRouter
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from woc_bridge.config import _state, _require_xdotool, _require_send_queue, _require_db_reader
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from woc_bridge.db import DbReader
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from woc_bridge.db.coordinator import with_db_retry
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from woc_bridge.models import (
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SendTextRequest,
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SendFileRequest,
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SendResponse,
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RevokeMessageRequest,
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RevokeMessageResponse,
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ForwardMessageRequest,
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ForwardMessageResponse,
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BridgeError,
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)
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logger = logging.getLogger("woc-bridge")
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router = APIRouter()
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# ---------------------------------------------------------------------------
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# 路由:POST /api/send/text
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# ---------------------------------------------------------------------------
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# display_name 解析缓存:wxid -> (display_name, timestamp)
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# 联系人备注/昵称不常变,5 分钟 TTL 足够;最大 256 条防内存膨胀
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_display_name_cache: dict[str, tuple[str, float]] = {}
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_DISPLAY_NAME_CACHE_TTL = 300.0 # 5 分钟
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_DISPLAY_NAME_CACHE_MAX = 256
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async def _resolve_display_name(
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db_reader: Optional[DbReader],
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to_wxid: str,
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display_name: Optional[str],
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) -> str:
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"""解析用于微信搜索框定位会话的显示名。
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优先级:
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1. 调用方显式传入的 display_name(strip 后非空才用)
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2. 缓存命中(5 分钟 TTL)
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3. 从 contact.db 读取该 wxid 的备注(remark)
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4. 从 contact.db 读取该 wxid 的昵称(nickname)
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5. 回退到 wxid 本身
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DB 不可用时静默回退到 wxid,避免阻塞发送流程。
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"""
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# 显式传入优先
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if display_name and display_name.strip():
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return display_name.strip()
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# 缓存命中
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cached = _display_name_cache.get(to_wxid)
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if cached and time.monotonic() - cached[1] < _DISPLAY_NAME_CACHE_TTL:
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return cached[0]
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if db_reader is None:
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return to_wxid
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try:
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contact = await asyncio.to_thread(db_reader.get_contact_detail, to_wxid)
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except Exception:
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return to_wxid
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if contact:
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resolved = contact.get("remark") or contact.get("nickname") or to_wxid
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else:
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resolved = to_wxid
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# 写入缓存(简单 LRU:超限时删最旧条目)
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if len(_display_name_cache) >= _DISPLAY_NAME_CACHE_MAX:
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oldest = min(_display_name_cache, key=lambda k: _display_name_cache[k][1])
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del _display_name_cache[oldest]
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_display_name_cache[to_wxid] = (resolved, time.monotonic())
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return resolved
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@router.post("/api/send/text", response_model=SendResponse)
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@with_db_retry
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async def send_text(req: SendTextRequest) -> SendResponse:
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"""发送文本消息(channels OutboundAdapter 核心接口)。
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流程:
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1. 校验 to_wxid / content 非空
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2. 解析 display_name:显式传入 > 备注 > 昵称 > wxid
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3. 检测登录态,非 logged_in 直接拒绝(避免 UI 操作引发不可预期行为)
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4. 经 send_queue 串行执行:activate_window → Ctrl+F 搜索会话(按 display_name) →
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选中并进入 → xclip 粘贴 content → 回车发送
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5. 返回本地生成的 local_send_id(不等待微信发送回执)
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Args:
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req: SendTextRequest(to_wxid + content + 可选 display_name)
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Returns:
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SendResponse:success=true / local_send_id(格式 local_<unix秒>_<随机>)
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/ placeholder=false(文本发送为真实发送,非占位)
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Raises:
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BridgeError(INVALID_PARAMS): to_wxid 或 content 为空(HTTP 400)
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BridgeError(WECHAT_NOT_LOGGED_IN): 当前未登录(HTTP 401)
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BridgeError(SEND_FAILED): xdotool/xclip 操作失败(HTTP 500)
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Notes:
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- 发送队列串行化避免 Ctrl+F 搜索框竞态(前一条消息的搜索未关闭时,
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后一条会粘到错误的会话)
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- local_send_id 由 bridge 本地生成,不对应微信真实 msg_id;
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调用方应用它做幂等去重,**禁止用它到 /api/media/{msg_id} 查媒体**
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- 发送队列的发送间隔与限频由 .env 的 WOC_BRIDGE_SEND_DELAY_MS /
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WOC_BRIDGE_MAX_CALLS_PER_SEC 控制
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"""
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xdotool = _require_xdotool()
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send_queue = _require_send_queue()
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t_total = time.perf_counter()
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# 校验请求体
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if not req.to_wxid:
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logger.warning("send/text: 参数校验失败 — to_wxid 为空")
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raise BridgeError(code="INVALID_PARAMS", message="to_wxid 不能为空")
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if not req.content:
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logger.warning("send/text: 参数校验失败 — content 为空 (to_wxid=%s)", req.to_wxid)
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raise BridgeError(code="INVALID_PARAMS", message="content 不能为空")
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logger.info(
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"send/text: 收到请求 to_wxid=%s content_len=%d display_name=%s",
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req.to_wxid, len(req.content), req.display_name or "(未提供)",
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)
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# 检查登录态
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t0 = time.perf_counter()
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login_state = await xdotool.detect_login_state()
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logger.info(
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"send/text: 登录态检测 → %s (%.0fms)",
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login_state, (time.perf_counter() - t0) * 1000,
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)
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if login_state != "logged_in":
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logger.warning("send/text: 拒绝发送,登录态=%s", login_state)
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raise BridgeError(
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code="WECHAT_NOT_LOGGED_IN",
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message=f"当前登录态为 {login_state},无法发送消息",
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)
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# 解析显示名(优先备注/昵称,不再直接用 wxid 搜索)
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t0 = time.perf_counter()
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display_name = await _resolve_display_name(
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_state.db_reader, req.to_wxid, req.display_name
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)
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logger.info(
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"send/text: display_name 解析 → %s (%.0fms)",
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display_name, (time.perf_counter() - t0) * 1000,
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)
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# 经发送队列串行执行
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logger.info("send/text: 入队 send_queue (pending=%d)", send_queue.pending_count())
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try:
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t0 = time.perf_counter()
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local_send_id = await send_queue.enqueue(
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lambda: xdotool.send_text(req.to_wxid, req.content, display_name)
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)
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logger.info(
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"send/text: 队列执行完成 → local_send_id=%s (%.0fms)",
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local_send_id, (time.perf_counter() - t0) * 1000,
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)
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except BridgeError as e:
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logger.warning(
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"send/text: 发送失败 BridgeError code=%s msg=%s (%.0fms)",
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e.code, e.message, (time.perf_counter() - t0) * 1000,
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)
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raise
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except Exception as e:
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logger.error(
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"send/text: 发送失败 %s: %s (%.0fms)",
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type(e).__name__, e, (time.perf_counter() - t0) * 1000,
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)
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raise BridgeError(
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code="SEND_FAILED",
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message=f"发送失败: {e}",
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)
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logger.info(
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"send/text: ✓ to=%s display_name=%s content_len=%d → local_send_id=%s (总耗时 %.0fms)",
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req.to_wxid, display_name, len(req.content), local_send_id,
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(time.perf_counter() - t_total) * 1000,
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)
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return SendResponse(success=True, local_send_id=local_send_id, placeholder=False, error=None)
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# ---------------------------------------------------------------------------
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# 路由:POST /api/send/image
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# ---------------------------------------------------------------------------
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@router.post("/api/send/image", response_model=SendResponse)
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async def send_image(req: SendFileRequest) -> SendResponse:
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"""发送图片消息(MVP 简化版)。
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当前 MVP 实现仅校验文件存在 + 进入会话 + 发送"[图片] 文件名"提示文本,
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真实图片传输(拖拽 / Ctrl+V 粘贴文件路径)留给后续完善(W-02)。
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响应中 placeholder=true 标识当前为占位实现。
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Args:
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req: SendFileRequest(to_wxid + file_path + 可选 display_name)
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Returns:
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SendResponse:success=true / local_send_id / placeholder=true
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Raises:
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同 _send_file:INVALID_PARAMS / WECHAT_NOT_LOGGED_IN / SEND_FAILED
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"""
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return await _send_file(req, is_image=True)
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# ---------------------------------------------------------------------------
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# 路由:POST /api/send/file
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# ---------------------------------------------------------------------------
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@router.post("/api/send/file", response_model=SendResponse)
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@with_db_retry
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async def send_file(req: SendFileRequest) -> SendResponse:
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"""发送文件消息(MVP 简化版)。
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当前 MVP 实现仅校验文件存在 + 进入会话 + 发送"[文件] 文件名"提示文本,
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真实文件传输(拖拽 / 文件选择器)留给后续完善(W-02)。
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响应中 placeholder=true 标识当前为占位实现。
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Args:
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req: SendFileRequest(to_wxid + file_path + 可选 display_name)
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Returns:
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SendResponse:success=true / local_send_id / placeholder=true
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Raises:
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同 _send_file:INVALID_PARAMS / WECHAT_NOT_LOGGED_IN / SEND_FAILED
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"""
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return await _send_file(req, is_image=False)
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async def _send_file(req: SendFileRequest, is_image: bool) -> SendResponse:
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"""send_image / send_file 共用实现。
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流程:
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1. 校验 to_wxid / file_path 非空,文件存在
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2. 解析 display_name:显式传入 > 备注 > 昵称 > wxid
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3. 检测登录态,非 logged_in 直接拒绝
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4. 经 send_queue 串行执行:activate → Ctrl+F 搜索会话(按 display_name) →
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选中并进入 → xclip 粘贴"[图片/文件] 文件名" → 回车发送
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Args:
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req: SendFileRequest(to_wxid + file_path + 可选 display_name)
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is_image: True=图片,False=普通文件(仅影响提示文本前缀)
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Returns:
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SendResponse:success=true / local_send_id / placeholder=true
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(W-02 完成前为占位实现,仅发提示文本;完成后改为 placeholder=false)
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Raises:
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BridgeError(INVALID_PARAMS): to_wxid/file_path 为空或文件不存在(HTTP 400)
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BridgeError(WECHAT_NOT_LOGGED_IN): 当前未登录(HTTP 401)
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BridgeError(SEND_FAILED): xdotool/xclip 操作失败(HTTP 500)
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Notes:
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- file_path 必须是容器内绝对路径(不是宿主机路径)
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- MVP 阶段不传输真实文件内容,仅发提示文本;后续完善时需考虑
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拖拽到聊天窗口 / Ctrl+V 粘贴文件 / 文件选择器对话框等方案
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- local_send_id 不对应微信原生 msg_id,禁止用于 /api/media/{msg_id}
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"""
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xdotool = _require_xdotool()
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send_queue = _require_send_queue()
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if not req.to_wxid:
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raise BridgeError(code="INVALID_PARAMS", message="to_wxid 不能为空")
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if not req.file_path:
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raise BridgeError(code="INVALID_PARAMS", message="file_path 不能为空")
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if not os.path.isfile(req.file_path) or not os.access(req.file_path, os.R_OK):
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raise BridgeError(
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code="INVALID_PARAMS",
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message=f"文件不存在或不可读: {req.file_path}",
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)
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# 检查登录态
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login_state = await xdotool.detect_login_state()
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if login_state != "logged_in":
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raise BridgeError(
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code="WECHAT_NOT_LOGGED_IN",
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message=f"当前登录态为 {login_state},无法发送消息",
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)
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# 解析显示名(优先备注/昵称,不再直接用 wxid 搜索)
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display_name = await _resolve_display_name(
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_state.db_reader, req.to_wxid, req.display_name
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)
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try:
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local_send_id = await send_queue.enqueue(
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lambda: xdotool.send_file(
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req.to_wxid, req.file_path, is_image=is_image, display_name=display_name
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)
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)
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except BridgeError:
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raise
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except Exception as e:
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raise BridgeError(
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code="SEND_FAILED",
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message=f"发送失败: {e}",
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)
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kind = "image" if is_image else "file"
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logger.info(
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"send/%s: to=%s display_name=%s file=%s → 成功 local_send_id=%s (placeholder)",
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kind, req.to_wxid, display_name, req.file_path, local_send_id,
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)
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# W-02 完成前,图片/文件发送为占位实现(仅发提示文本)
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return SendResponse(success=True, local_send_id=local_send_id, placeholder=True, error=None)
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# ---------------------------------------------------------------------------
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# 路由:POST /api/messages/revoke (experimental)
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# ---------------------------------------------------------------------------
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@router.post("/api/messages/revoke", response_model=RevokeMessageResponse)
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async def revoke_message(req: RevokeMessageRequest) -> RevokeMessageResponse:
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"""撤回指定会话中的最近消息(experimental)。
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UI 自动化路径:定位会话 → 长按最近消息 → 选择撤回 → 确认。
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微信撤回时限:发送后 2 分钟内。
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Args:
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req: RevokeMessageRequest(talker + create_time)
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Returns:
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RevokeMessageResponse
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Raises:
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BridgeError(INVALID_PARAMS): talker 为空(HTTP 400)
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BridgeError(WECHAT_NOT_LOGGED_IN): 未登录(HTTP 401)
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BridgeError(REVOKE_WINDOW_EXPIRED): 超过 2 分钟撤回时限(HTTP 409)
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BridgeError(WINDOW_NOT_FOUND): 找不到微信窗口(HTTP 503)
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BridgeError(SEND_FAILED): UI 操作失败或超时(HTTP 500)
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Notes:
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- experimental:消息气泡坐标为估算值,需在目标分辨率实测调优
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- 无法校验撤回是否真正生效(无 UI 元素检测)
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"""
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if not req.talker:
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raise BridgeError(code="INVALID_PARAMS", message="talker 不能为空")
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if req.create_time <= 0:
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raise BridgeError(
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code="INVALID_PARAMS",
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message=f"create_time 必须 > 0,收到 {req.create_time}",
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)
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xdotool = _require_xdotool()
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send_queue = _require_send_queue()
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db_reader = _require_db_reader()
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login_state = await xdotool.detect_login_state()
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if login_state != "logged_in":
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raise BridgeError(
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code="WECHAT_NOT_LOGGED_IN",
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message=f"当前登录态为 {login_state},无法撤回消息",
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)
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# 解析 display_name(优先 req.display_name,其次 DB 查 remark/nickname,回退 wxid)
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display_name = await _resolve_display_name(
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db_reader, req.talker, req.display_name
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)
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try:
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await send_queue.enqueue(
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lambda: xdotool.revoke_message(
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req.talker, req.create_time, display_name
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)
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)
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except BridgeError:
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raise
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except Exception as e:
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raise BridgeError(
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code="SEND_FAILED",
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message=f"撤回失败: {e}",
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)
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logger.info(
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"messages/revoke: talker=%s create_time=%d → UI 操作完成",
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req.talker, req.create_time,
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)
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return RevokeMessageResponse(success=True, error=None)
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# ---------------------------------------------------------------------------
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# 路由:POST /api/messages/forward (experimental)
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# ---------------------------------------------------------------------------
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@router.post("/api/messages/forward", response_model=ForwardMessageResponse)
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async def forward_message(req: ForwardMessageRequest) -> ForwardMessageResponse:
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"""转发消息到指定会话(experimental)。
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UI 自动化路径:定位源会话 → 长按消息 → 选择转发 → 搜索目标 → 确认。
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Args:
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req: ForwardMessageRequest
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Returns:
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ForwardMessageResponse
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Raises:
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BridgeError(INVALID_PARAMS): 参数为空(HTTP 400)
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BridgeError(WECHAT_NOT_LOGGED_IN): 未登录(HTTP 401)
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BridgeError(WINDOW_NOT_FOUND / SEND_FAILED)
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Notes:
|
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- experimental:坐标均为估算值
|
||
- 转发目标选择界面是独立窗口,坐标可能与主窗口不同
|
||
"""
|
||
if not req.talker:
|
||
raise BridgeError(code="INVALID_PARAMS", message="talker 不能为空")
|
||
if not req.target_display_name:
|
||
raise BridgeError(code="INVALID_PARAMS", message="target_display_name 不能为空")
|
||
|
||
xdotool = _require_xdotool()
|
||
send_queue = _require_send_queue()
|
||
db_reader = _require_db_reader()
|
||
|
||
login_state = await xdotool.detect_login_state()
|
||
if login_state != "logged_in":
|
||
raise BridgeError(
|
||
code="WECHAT_NOT_LOGGED_IN",
|
||
message=f"当前登录态为 {login_state},无法转发消息",
|
||
)
|
||
|
||
# 解析源会话 display_name(优先 req.source_display_name,其次 DB 查,回退 wxid)
|
||
source_display_name = await _resolve_display_name(
|
||
db_reader, req.talker, req.source_display_name
|
||
)
|
||
|
||
try:
|
||
await send_queue.enqueue(
|
||
lambda: xdotool.forward_message(
|
||
req.talker, req.target_display_name, source_display_name
|
||
)
|
||
)
|
||
except BridgeError:
|
||
raise
|
||
except Exception as e:
|
||
raise BridgeError(
|
||
code="SEND_FAILED",
|
||
message=f"转发失败: {e}",
|
||
)
|
||
|
||
logger.info(
|
||
"messages/forward: talker=%s target=%s → UI 操作完成",
|
||
req.talker, req.target_display_name,
|
||
)
|
||
return ForwardMessageResponse(success=True, error=None)
|