feat(*): 添加测试项目代码

handlers/message.py

@@ -0,0 +1,125 @@
+"""消息发送处理器：JSON 解析、参数校验、QQ API 超时与重试。"""
+
+import asyncio
+
+from aiohttp import web
+
+from config import QQ_API_MAX_RETRIES, QQ_API_TIMEOUT
+from response import error, ok
+
+VALID_MSG_TYPES = {"text", "image", "file", "video"}
+
+# 每种消息类型必填的字段
+REQUIRED_FIELDS: dict[str, list[str]] = {
+    "text": ["msg"],
+    "image": ["url"],
+    "file": ["url"],
+    "video": ["url"],
+}
+
+
+def _validate_payload(data: dict) -> tuple[dict | None, web.Response | None]:
+    """校验请求体，返回 (data, None) 或 (None, error_response)。"""
+    group_id = data.get("group_id")
+    user_id = data.get("user_id")
+
+    if not group_id and not user_id:
+        return None, error("need group_id or user_id")
+
+    msg_type = data.get("type", "text")
+    if msg_type not in VALID_MSG_TYPES:
+        return None, error(f"invalid type: {msg_type}, must be one of {VALID_MSG_TYPES}")
+
+    # 检查必填字段
+    missing = [f for f in REQUIRED_FIELDS.get(msg_type, []) if not data.get(f)]
+    if missing:
+        return None, error(f"missing required fields: {', '.join(missing)}")
+
+    return data, None
+
+
+async def _call_qq_api(coro_factory, request: web.Request) -> web.Response:
+    """带超时和重试的 QQ API 调用。"""
+    logger = request.app["logger"]
+    rid = request.get("request_id", "-")
+
+    last_exc: Exception | None = None
+    for attempt in range(1, QQ_API_MAX_RETRIES + 1):
+        try:
+            await asyncio.wait_for(coro_factory(), timeout=QQ_API_TIMEOUT)
+            return ok()
+        except asyncio.TimeoutError:
+            last_exc = asyncio.TimeoutError()
+            logger.warning(f"[{rid}] QQ API timeout, attempt {attempt}/{QQ_API_MAX_RETRIES}")
+        except Exception as exc:
+            last_exc = exc
+            logger.error(f"[{rid}] QQ API error: {exc}, attempt {attempt}/{QQ_API_MAX_RETRIES}")
+
+    logger.error(f"[{rid}] QQ API failed after {QQ_API_MAX_RETRIES} retries: {last_exc}")
+    return error(f"qq api failed: {last_exc}", code=502, status=502)
+
+
+async def webhook_handler(request: web.Request) -> web.Response:
+    """处理消息发送请求。"""
+    # 安全解析 JSON（aiohttp 可能抛 JSONDecodeError 或 ContentTypeError）
+    try:
+        data = await request.json()
+    except Exception:
+        return error("invalid json")
+
+    if not isinstance(data, dict):
+        return error("request body must be a json object")
+
+    data, err = _validate_payload(data)
+    if err:
+        return err
+
+    msg_type = data.get("type", "text")
+    group_id = data.get("group_id")
+    user_id = data.get("user_id")
+    msg = data.get("msg", "")
+    url = data.get("url", "")
+
+    # 获取 ncatbot API 实例
+    api = request.app["qq_api"]
+
+    if group_id:
+        match msg_type:
+            case "text":
+                return await _call_qq_api(
+                    lambda: api.qq.send_group_text(group_id=group_id, text=msg), request
+                )
+            case "image":
+                return await _call_qq_api(
+                    lambda: api.qq.send_group_image(group_id=group_id, image=url), request
+                )
+            case "file":
+                return await _call_qq_api(
+                    lambda: api.qq.send_group_file(group_id=group_id, file=url, name=url.split("/")[-1]),
+                    request,
+                )
+            case "video":
+                return await _call_qq_api(
+                    lambda: api.qq.send_group_video(group_id=group_id, video=url), request
+                )
+    else:
+        match msg_type:
+            case "text":
+                return await _call_qq_api(
+                    lambda: api.qq.send_private_text(user_id=user_id, text=msg), request
+                )
+            case "image":
+                return await _call_qq_api(
+                    lambda: api.qq.send_private_image(user_id=user_id, image=url), request
+                )
+            case "file":
+                return await _call_qq_api(
+                    lambda: api.qq.send_private_file(user_id=user_id, file=url, name=url.split("/")[-1]),
+                    request,
+                )
+            case "video":
+                return await _call_qq_api(
+                    lambda: api.qq.send_private_video(user_id=user_id, video=url), request
+                )
+
+    return error("unreachable", code=500, status=500)