feat(wx): 微信服务号消息接收回调 /wx/mp/callback（截图比价入口第一步）

- GET 接入验证（校验 signature → 原样返回 echostr），供公众平台配置服务器 URL
- POST 收消息（安全模式：msg_signature 验签 + AES-256-CBC 解密），图片消息用 PicUrl 落盘
- config 加 WX_MP_TOKEN / WX_MP_AES_KEY + wx_mp_callback_configured
- 识别平台订单/pending标记/openid↔device 绑定留后续

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

.env.example

@@ -32,6 +32,13 @@ HEARTBEAT_MONITOR_ENABLED=true
 HEARTBEAT_TIMEOUT_MINUTES=60
 HEARTBEAT_SCAN_INTERVAL_SEC=60
 
+# ===== OPPO 推送(厂商通道直连,提现审核通过等交易类通知)=====
+# OPPO 开放平台注册应用后分配, 服务端鉴权用 AppKey + MasterSecret(≠极光 JG_*)。
+# 缺任一 → oppo_push_configured=False, 推送静默跳过(不影响审核/打款)。
+OPPO_PUSH_APP_KEY=
+OPPO_PUSH_MASTER_SECRET=
+# 可选(一般不改): OPPO_PUSH_ENABLED=true / OPPO_PUSH_REQUEST_TIMEOUT_SEC=10
+
 # ===== 短信 (mock 模式) =====
 # mock = true 时,任意 6 位数字均通过,且 /sms/send 不真发短信(只 log)。
 # 后续接阿里云/腾讯云短信时,改成 false 并填供应商相关 key。

alembic/versions/device_oppo_register_id.py

@@ -0,0 +1,34 @@
+"""device_liveness 加 oppo_register_id 列(OPPO 直连推送目标)
+
+提现审核通过等交易类通知走 OPPO 官方推送直连(≠极光)。客户端集成 OPPO SDK 后拿到 OPPO
+registerID, 经 device/register + heartbeat 上报, 存本列; 与极光 registration_id 并列,
+一台 OPPO 设备两套 token 并存。
+
+Revision ID: device_oppo_register_id
+Revises: comparison_llm_cost
+Create Date: 2026-07-15 00:00:00.000000
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = 'device_oppo_register_id'
+down_revision: Union[str, Sequence[str], None] = 'comparison_llm_cost'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    with op.batch_alter_table('device_liveness', schema=None) as batch_op:
+        batch_op.add_column(
+            sa.Column('oppo_register_id', sa.String(length=128), nullable=True)
+        )
+
+
+def downgrade() -> None:
+    with op.batch_alter_table('device_liveness', schema=None) as batch_op:
+        batch_op.drop_column('oppo_register_id')

app/admin/routers/withdraw.py

@@ -37,6 +37,7 @@ from app.integrations import wxpay
 from app.models.admin import AdminUser
 from app.repositories import app_config
 from app.repositories import wallet as wallet_repo
+from app.services import push_notify
 
 router = APIRouter(
     prefix="/admin/api/withdraws",
@@ -315,6 +316,9 @@ def bulk_approve_withdraws(
             results.append(
                 WithdrawBulkItemResult(out_bill_no=out_bill_no, ok=True, status=order.status)
             )
+            # 审核通过 → OPPO 推送(fire-and-forget, 不阻塞批量审核; status=failed 已退款, 不推)
+            if order.status != "failed":
+                push_notify.notify_withdraw_approved_async(order.user_id)
         except wallet_repo.WithdrawOrderNotFound:
             db.rollback()
             results.append(
@@ -438,6 +442,9 @@ def approve_withdraw_order(
         },
         ip=get_client_ip(request), commit=True,
     )
+    # 审核通过 → OPPO 推送(fire-and-forget, 不阻塞审核响应; status=failed 是打款失败已退款, 不推)
+    if order.status != "failed":
+        push_notify.notify_withdraw_approved_async(order.user_id)
     return WithdrawOrderOut.model_validate(order)
 
 

app/api/v1/device.py

@@ -40,6 +40,7 @@ def register_device(
         user_id=user.id,
         device_id=req.device_id,
         registration_id=req.registration_id,
+        oppo_register_id=req.oppo_register_id,
         platform=req.platform,
         app_version=req.app_version,
     )
@@ -64,6 +65,7 @@ def report_heartbeat(
         device_id=req.device_id,
         accessibility_enabled=req.accessibility_enabled,
         registration_id=req.registration_id,
+        oppo_register_id=req.oppo_register_id,
     )
     return OkResponse()
 

app/api/v1/wx_mp.py

@@ -0,0 +1,106 @@
+"""微信服务号消息接收回调 /wx/mp/callback(裸路径, 非 /api/v1)。
+
+对应公众平台"设置与开发 → 基本配置 → 服务器配置"里填的 URL。
+  GET  : URL 接入验证 → 校验 signature → 原样返回 echostr(明文)
+  POST : 收用户消息(安全模式密文) → msg_signature 验签 → AES 解密 → 解析 XML
+         图片消息(MsgType=image): 打日志(openid/PicUrl/MediaId) + 用 PicUrl 下载落盘
+         其余消息/事件: 记一条日志忽略。一律返回 "success"(微信据此不再重试)。
+
+MVP 只做"收到图片并落盘"证明链路通;后续接:识别平台+订单 → 打 pending_compare 标记
+→ 心跳带回前端弹窗,以及 openid↔device 绑定。任何异常都返回 "success"、不让微信重试轰炸。
+"""
+from __future__ import annotations
+
+import logging
+import xml.etree.ElementTree as ET
+from pathlib import Path
+
+import httpx
+from fastapi import APIRouter, Request
+from fastapi.responses import PlainTextResponse
+
+from app.core.config import settings
+from app.integrations import wx_mp_crypto
+
+logger = logging.getLogger("shagua.wx_mp")
+
+router = APIRouter(prefix="/wx/mp", tags=["wx-mp"])
+
+# 收到的截图暂存目录(MVP 验证用;接上识别后可改为不落盘或定期清理)
+_INBOX = Path(settings.MEDIA_ROOT) / "wx_inbox"
+
+
+@router.get("/callback", include_in_schema=False)
+async def verify(
+    signature: str = "", timestamp: str = "", nonce: str = "", echostr: str = ""
+) -> PlainTextResponse:
+    """微信 URL 接入验证:校验 signature 通过则原样返回 echostr。"""
+    if not settings.WX_MP_TOKEN:
+        logger.warning("wx_mp verify: WX_MP_TOKEN 未配置")
+        return PlainTextResponse("", status_code=503)
+    if wx_mp_crypto.verify_url_signature(
+        settings.WX_MP_TOKEN, timestamp, nonce, signature
+    ):
+        return PlainTextResponse(echostr)
+    logger.warning("wx_mp verify: signature 校验失败 ts=%s nonce=%s", timestamp, nonce)
+    return PlainTextResponse("invalid signature", status_code=403)
+
+
+@router.post("/callback", include_in_schema=False)
+async def receive(request: Request) -> PlainTextResponse:
+    """收用户消息(安全模式)。任何异常都吞掉返回 success,不让微信重试轰炸,靠日志排查。"""
+    if not settings.wx_mp_callback_configured:
+        logger.warning("wx_mp receive: 回调凭证未配齐(Token/AESKey/AppID)")
+        return PlainTextResponse("success")
+    try:
+        body = (await request.body()).decode("utf-8")
+        qp = request.query_params
+        # 安全模式外层 XML 只有 ToUserName + Encrypt。来源=微信服务器(HTTPS)+ 下面验签,
+        # 且 stdlib ET 不扩展外部实体, XXE 不适用。
+        encrypt = ET.fromstring(body).findtext("Encrypt") or ""
+        if not wx_mp_crypto.verify_msg_signature(
+            settings.WX_MP_TOKEN,
+            qp.get("timestamp", ""),
+            qp.get("nonce", ""),
+            encrypt,
+            qp.get("msg_signature", ""),
+        ):
+            logger.warning("wx_mp receive: msg_signature 校验失败")
+            return PlainTextResponse("success")
+        xml = wx_mp_crypto.decrypt_message(
+            settings.WX_MP_AES_KEY, settings.WX_MP_APPID, encrypt
+        )
+        await _handle_message(ET.fromstring(xml))
+    except Exception:
+        logger.exception("wx_mp receive: 处理异常")
+    return PlainTextResponse("success")
+
+
+async def _handle_message(root: ET.Element) -> None:
+    openid = root.findtext("FromUserName") or ""
+    msg_type = root.findtext("MsgType") or ""
+    if msg_type == "image":
+        pic_url = root.findtext("PicUrl") or ""
+        media_id = root.findtext("MediaId") or ""
+        logger.info(
+            "wx_mp 收到图片: openid=%s media_id=%s pic_url=%s", openid, media_id, pic_url
+        )
+        await _download(pic_url, openid, media_id)
+    else:
+        logger.info("wx_mp 收到消息(暂忽略): openid=%s type=%s", openid, msg_type)
+
+
+async def _download(pic_url: str, openid: str, media_id: str) -> None:
+    """用 PicUrl 直接下载图片落盘。PicUrl 是临时公网链接,无需 access_token / IP 白名单。"""
+    if not pic_url:
+        return
+    try:
+        _INBOX.mkdir(parents=True, exist_ok=True)
+        async with httpx.AsyncClient(timeout=15) as client:
+            resp = await client.get(pic_url)
+            resp.raise_for_status()
+        dest = _INBOX / f"{openid[:12]}_{media_id[:16]}.jpg"
+        dest.write_bytes(resp.content)
+        logger.info("wx_mp 图片已落盘: %s (%d bytes)", dest, len(resp.content))
+    except Exception:
+        logger.exception("wx_mp 图片下载失败 pic_url=%s", pic_url)

app/core/config.py

@@ -71,6 +71,34 @@ class Settings(BaseSettings):
     HEARTBEAT_TIMEOUT_MINUTES: int = 60          # 多久没心跳算掉线(1 小时,避免短暂离线误判被杀)
     HEARTBEAT_SCAN_INTERVAL_SEC: int = 60        # 扫描周期
 
+    # ===== OPPO 推送(厂商通道直连) =====
+    # 直连 OPPO PUSH 服务端 API(api.push.oppomobile.com), 不经极光。凭证来自 OPPO 开放平台
+    # 注册应用后分配(≠极光 JG_*)。两步鉴权: 先 /server/v1/auth 用 sha256(app_key+timestamp+
+    # master_secret) 换 auth_token(缓存 24h), 再带 auth_token 调 /message/notification/unicast
+    # 单推。提现审核通过等交易类通知走这条。未配凭证 → oppo_push_configured=False, 发送方静默
+    # 跳过(不连累审核/打款)。
+    OPPO_PUSH_ENABLED: bool = True               # 总开关(配了凭证也能置 False 全局停发)
+    OPPO_PUSH_APP_KEY: str = ""
+    OPPO_PUSH_MASTER_SECRET: str = ""
+    OPPO_PUSH_AUTH_ENDPOINT: str = "https://api.push.oppomobile.com/server/v1/auth"
+    OPPO_PUSH_UNICAST_ENDPOINT: str = (
+        "https://api.push.oppomobile.com/server/v1/message/notification/unicast"
+    )
+    OPPO_PUSH_REQUEST_TIMEOUT_SEC: int = 10
+    # 通知点击行为(OPPO click_action_type; 0=启动应用首页)。交易类通知点开进首页即可。
+    OPPO_PUSH_CLICK_ACTION_TYPE: int = 0
+    # 通知渠道 id(Android 8+ NotificationChannel): 【客户端创建的渠道】+【OPPO 管理台登记】+
+    # 【服务端此值】三方必须一致, 否则真机可能不展示。客户端 OppoPushHelper.CHANNEL_ID 同值。
+    OPPO_PUSH_CHANNEL_ID: str = "push_oplus_category_content"
+    # OPPO 新消息分类(Android 12+ 触达; 提现属 ACCOUNT 账号资产变化)。默认空=不带该字段——
+    # 它依赖 OPPO 管理台的消息分类资质, 未开通就带上可能反被限制, 确认资质后再填(如 "ACCOUNT")。
+    OPPO_PUSH_CATEGORY: str = ""
+
+    @property
+    def oppo_push_configured(self) -> bool:
+        """OPPO 推送凭证是否齐备(app_key + master_secret)。缺任一 → 发送方静默跳过。"""
+        return bool(self.OPPO_PUSH_APP_KEY and self.OPPO_PUSH_MASTER_SECRET)
+
     # ===== 短信 =====
     SMS_MOCK: bool = True
     SMS_CODE_TTL_SEC: int = 300
@@ -136,6 +164,12 @@ class Settings(BaseSettings):
     # (不跳授权、不拿 openid),整套微信代码保留。审核通过后 .env 置 true + 重启即启用,无需改代码。
     WX_MP_OAUTH_ENABLED: bool = False
 
+    # ===== 微信服务号(消息接收回调) =====
+    # 用户发消息给服务号 → 微信 POST 到 /wx/mp/callback(安全模式:Token 验签 + AESKey 解密)。
+    # 区别于上面的网页授权(那是落地页拿 openid);这里是被动收用户主动发来的消息(截图比价入口)。
+    WX_MP_TOKEN: str = ""            # 公众平台"服务器配置"的 Token(URL 验签 + 消息验签)
+    WX_MP_AES_KEY: str = ""          # EncodingAESKey(43 位, 消息 AES-256-CBC 加解密)
+
     @property
     def wx_mp_configured(self) -> bool:
         """服务号网页授权凭证齐全(缺则落地页不发起授权,降级为无 openid)。"""
@@ -146,6 +180,11 @@ class Settings(BaseSettings):
         """落地页是否真正发起微信授权 = 凭证齐全 且 总开关开。"""
         return self.wx_mp_configured and self.WX_MP_OAUTH_ENABLED
 
+    @property
+    def wx_mp_callback_configured(self) -> bool:
+        """消息接收回调凭证齐全(Token + AESKey + AppID)。缺则回调端点拒绝处理消息。"""
+        return bool(self.WX_MP_TOKEN and self.WX_MP_AES_KEY and self.WX_MP_APPID)
+
     # ===== 微信支付(商家转账到零钱 / 提现)=====
     # 真实凭证放 .env(已 gitignore),证书 .pem 放 secrets/。WECHAT_APP_ID 同时用于
     # 微信登录(code 换 openid)与转账,必须与 App 端开放平台 appid 一致。

app/integrations/oppo_push.py

@@ -0,0 +1,183 @@
+"""OPPO 推送服务端直连(厂商通道)。
+
+不经极光, 直接调 OPPO PUSH 服务端 API(api.push.oppomobile.com)。提现审核通过等交易类
+通知走这条。凭证来自 OPPO 开放平台(app_key/master_secret, 见 settings.OPPO_PUSH_*)。
+
+两步鉴权(OPPO 协议):
+  1. POST /server/v1/auth  用 sign=sha256(app_key+timestamp+master_secret) 换 auth_token
+     (有效期 24h)。token 进程内缓存复用, 到期前自动重取。
+  2. POST /server/v1/message/notification/unicast  header 带 auth_token, 按单个
+     registration_id(OPPO 的 registerID) 定向推送一条通知栏消息。
+
+发送 best-effort: 未配凭证 / 网络失败 / OPPO 返错都抛 OppoPushError, 由调用方(push_notify)
+吞掉只记日志, 绝不连累审核/打款主流程。风格对齐 integrations/sms.py(httpx 同步 + 未配降级)。
+"""
+from __future__ import annotations
+
+import hashlib
+import json
+import logging
+import time
+from dataclasses import dataclass
+from threading import Lock
+
+import httpx
+
+from app.core.config import settings
+
+logger = logging.getLogger("shagua.oppo_push")
+
+# OPPO target_type 枚举: 2 = 按 registration_id 单推
+_TARGET_TYPE_REGISTRATION_ID = 2
+# auth_token 官方有效期 24h; 提前 1h 视为过期重取, 留刷新余量(避免边界请求踩到刚过期)
+_TOKEN_TTL_SEC = 24 * 3600
+_TOKEN_REFRESH_MARGIN_SEC = 3600
+
+
+class OppoPushError(Exception):
+    """OPPO 推送失败(未配置 / 鉴权失败 / 网络错误 / OPPO 返错)。调用方 best-effort 吞。"""
+
+
+@dataclass
+class _CachedToken:
+    token: str
+    expires_at: float   # epoch 秒(= 取到 token 的时刻 + 24h)
+
+
+# 进程内存 token 缓存(单 worker 有效; 多 worker 各自缓存, 各自换 token, OPPO 侧无副作用)
+_token_cache: _CachedToken | None = None
+_token_lock = Lock()
+
+
+def _sign(app_key: str, timestamp_ms: int, master_secret: str) -> str:
+    """OPPO 鉴权签名: sha256(app_key + timestamp + master_secret) 十六进制小写。"""
+    raw = f"{app_key}{timestamp_ms}{master_secret}"
+    return hashlib.sha256(raw.encode("utf-8")).hexdigest()
+
+
+def _parse_oppo_response(resp: httpx.Response, phase: str) -> dict | None:
+    """解析 OPPO 统一响应 {code, message, data}: code==0 返 data, 否则抛 OppoPushError。"""
+    try:
+        body = resp.json()
+    except Exception as e:
+        raise OppoPushError(
+            f"OPPO {phase} 响应非 JSON(http={resp.status_code}): {resp.text[:200]}"
+        ) from e
+    if body.get("code") != 0:
+        raise OppoPushError(
+            f"OPPO {phase} 失败 code={body.get('code')} message={body.get('message')!r}"
+        )
+    return body.get("data")
+
+
+def _fetch_auth_token() -> str:
+    """调 /server/v1/auth 换 auth_token。失败抛 OppoPushError。"""
+    timestamp_ms = int(time.time() * 1000)   # 毫秒时间戳(OPPO 允许 ±10 分钟误差)
+    sign = _sign(
+        settings.OPPO_PUSH_APP_KEY, timestamp_ms, settings.OPPO_PUSH_MASTER_SECRET
+    )
+    try:
+        resp = httpx.post(
+            settings.OPPO_PUSH_AUTH_ENDPOINT,
+            data={
+                "app_key": settings.OPPO_PUSH_APP_KEY,
+                "sign": sign,
+                "timestamp": timestamp_ms,
+            },
+            timeout=settings.OPPO_PUSH_REQUEST_TIMEOUT_SEC,
+        )
+    except httpx.HTTPError as e:
+        raise OppoPushError(f"OPPO auth 网络错误: {e}") from e
+
+    data = _parse_oppo_response(resp, "auth")
+    token = (data or {}).get("auth_token")
+    if not token:
+        raise OppoPushError(f"OPPO auth 未返回 auth_token: {resp.text[:200]}")
+    return token
+
+
+def _get_auth_token(force_refresh: bool = False) -> str:
+    """取 auth_token(缓存优先; 到期或 force_refresh 才重取)。线程安全。"""
+    global _token_cache
+    now = time.time()
+    with _token_lock:
+        cache = _token_cache
+        if (
+            not force_refresh
+            and cache is not None
+            and now < cache.expires_at - _TOKEN_REFRESH_MARGIN_SEC
+        ):
+            return cache.token
+        token = _fetch_auth_token()
+        _token_cache = _CachedToken(token=token, expires_at=now + _TOKEN_TTL_SEC)
+        return token
+
+
+def send_notification(
+    registration_id: str,
+    title: str,
+    content: str,
+    *,
+    click_action_type: int | None = None,
+) -> str:
+    """向单个 OPPO registerID 推一条通知栏消息, 返回 OPPO message_id。
+
+    失败(未配置 / 鉴权 / 网络 / OPPO 返错)一律抛 OppoPushError, 由调用方吞。
+    unicast 首次失败时强刷一次 token 重试(覆盖 token 被 OPPO 提前失效的情况); 网络错误不重试。
+    """
+    if not settings.OPPO_PUSH_ENABLED:
+        raise OppoPushError("OPPO 推送总开关关闭(OPPO_PUSH_ENABLED=false)")
+    if not settings.oppo_push_configured:
+        raise OppoPushError("OPPO 推送未配置(缺 OPPO_PUSH_APP_KEY/OPPO_PUSH_MASTER_SECRET)")
+    if not registration_id:
+        raise OppoPushError("registration_id 为空")
+
+    if click_action_type is None:
+        click_action_type = settings.OPPO_PUSH_CLICK_ACTION_TYPE
+    notification = {
+        "title": title,
+        "content": content,
+        "click_action_type": click_action_type,
+    }
+    # channel_id: Android 8+ 通知渠道(客户端已建同名渠道 + OPPO 管理台登记, 三方一致才展示)。
+    if settings.OPPO_PUSH_CHANNEL_ID:
+        notification["channel_id"] = settings.OPPO_PUSH_CHANNEL_ID
+    # category: OPPO 新消息分类(默认空不带; 依赖管理台资质, 见 config 注释)。
+    if settings.OPPO_PUSH_CATEGORY:
+        notification["category"] = settings.OPPO_PUSH_CATEGORY
+    message = {
+        "target_type": _TARGET_TYPE_REGISTRATION_ID,
+        "target_value": registration_id,
+        "notification": notification,
+    }
+    # OPPO unicast body 是 form 编码, message 字段为 JSON 字符串
+    payload = {"message": json.dumps(message, ensure_ascii=False)}
+
+    last_err: OppoPushError | None = None
+    for attempt in range(2):
+        token = _get_auth_token(force_refresh=(attempt == 1))
+        try:
+            resp = httpx.post(
+                settings.OPPO_PUSH_UNICAST_ENDPOINT,
+                data=payload,
+                headers={"auth_token": token},
+                timeout=settings.OPPO_PUSH_REQUEST_TIMEOUT_SEC,
+            )
+        except httpx.HTTPError as e:
+            # 网络错误与 token 无关, 不强刷重试
+            raise OppoPushError(f"OPPO unicast 网络错误: {e}") from e
+        try:
+            data = _parse_oppo_response(resp, "unicast")
+        except OppoPushError as e:
+            last_err = e
+            if attempt == 0:
+                logger.warning("[OPPO] unicast 失败(%s), 强刷 token 重试一次", e)
+                continue
+            raise
+        message_id = (data or {}).get("message_id", "")
+        logger.info(
+            "[OPPO] 推送成功 regId=%s… message_id=%s", registration_id[:12], message_id
+        )
+        return message_id
+    # 理论到不了(第二次失败已 raise); 防御性收尾
+    raise last_err or OppoPushError("OPPO unicast 重试后仍失败")

app/integrations/wx_mp_crypto.py

@@ -0,0 +1,69 @@
+"""微信服务号消息接收回调的验签与解密(安全模式)。
+
+服务号"服务器配置"选安全模式后:
+  - URL 接入验证(GET): sha1(sort(token, timestamp, nonce)) == signature → 原样返回 echostr
+  - 消息(POST): body 里 <Encrypt> 是密文;
+      msg_signature = sha1(sort(token, timestamp, nonce, encrypt))
+      密文 AES-256-CBC 解出: random(16B) + msg_len(4B big-endian) + msg + appid, 去 PKCS7(块=32) padding
+
+只做验签 + 解密(收消息)。被动回复(加密)MVP 不需要 —— 收到后走客服消息异步回执。
+密钥/口令来自 settings(WX_MP_TOKEN / WX_MP_AES_KEY / WX_MP_APPID),本模块只做纯算法、不读配置。
+"""
+from __future__ import annotations
+
+import base64
+import hashlib
+import hmac
+
+from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
+
+
+def verify_url_signature(token: str, timestamp: str, nonce: str, signature: str) -> bool:
+    """GET 接入验证:token/timestamp/nonce 三者字典序排序拼接后 sha1。"""
+    return _consteq(_sha1(token, timestamp, nonce), signature)
+
+
+def verify_msg_signature(
+    token: str, timestamp: str, nonce: str, encrypt: str, msg_signature: str
+) -> bool:
+    """POST 消息验签:四者(含密文 encrypt)字典序排序拼接后 sha1。"""
+    return _consteq(_sha1(token, timestamp, nonce, encrypt), msg_signature)
+
+
+def decrypt_message(aes_key_b64: str, expected_appid: str, encrypt_b64: str) -> str:
+    """解密 <Encrypt> 密文, 返回明文消息 XML。appid 不符抛 ValueError。
+
+    aes_key_b64: EncodingAESKey(43 位, 不含结尾 '='), 补 '=' 后 base64 解出 32 字节 AES-256 key。
+    """
+    aes_key = base64.b64decode(aes_key_b64 + "=")  # 43 → 32 bytes
+    iv = aes_key[:16]
+    decryptor = Cipher(algorithms.AES(aes_key), modes.CBC(iv)).decryptor()
+    plain = decryptor.update(base64.b64decode(encrypt_b64)) + decryptor.finalize()
+    plain = _pkcs7_unpad(plain)
+
+    # random(16) + msg_len(4, big-endian) + msg(msg_len) + from_appid
+    content = plain[16:]
+    msg_len = int.from_bytes(content[:4], "big")
+    msg = content[4 : 4 + msg_len]
+    from_appid = content[4 + msg_len :].decode("utf-8")
+    if expected_appid and from_appid != expected_appid:
+        raise ValueError(f"appid mismatch: {from_appid!r} != {expected_appid!r}")
+    return msg.decode("utf-8")
+
+
+def _sha1(*parts: str) -> str:
+    return hashlib.sha1("".join(sorted(parts)).encode("utf-8")).hexdigest()
+
+
+def _consteq(a: str, b: str) -> bool:
+    return hmac.compare_digest(a, b)
+
+
+def _pkcs7_unpad(data: bytes) -> bytes:
+    """微信用块大小 32 的 PKCS7,末字节即 padding 长度(1..32)。越界则原样返回(容错)。"""
+    if not data:
+        return data
+    pad = data[-1]
+    if pad < 1 or pad > 32:
+        return data
+    return data[:-pad]

app/main.py

@@ -39,6 +39,7 @@ from app.api.v1.signin import router as signin_router
 from app.api.v1.tasks import router as tasks_router
 from app.api.v1.user import router as user_router
 from app.api.v1.wallet import router as wallet_router
+from app.api.v1.wx_mp import router as wx_mp_router
 from app.api.v1.wxpay import router as wxpay_router
 from app.core.config import settings
 from app.core.daily_exchange_worker import (
@@ -140,6 +141,8 @@ app.include_router(internal_launch_confirm_router)
 app.include_router(platform_router)
 # CPS 群发短链跳转 /c/{code}(公网无鉴权:记点击 → 302 跳美团)
 app.include_router(cps_redirect_router)
+# 微信服务号消息接收回调 /wx/mp/callback(公网无鉴权:微信服务器验签, 截图比价入口)
+app.include_router(wx_mp_router)
 
 # 用户上传文件(头像)静态服务。生产可改由 nginx 直接 serve MEDIA_ROOT。
 _media_root = Path(settings.MEDIA_ROOT)

app/models/device.py

@@ -44,6 +44,9 @@ class DeviceLiveness(Base):
     device_id: Mapped[str] = mapped_column(String(128), index=True, nullable=False)
     # 极光推送 registration id;拿到才填(JCollectionAuth 同意后才下发)
     registration_id: Mapped[str | None] = mapped_column(String(64), nullable=True)
+    # OPPO 官方推送 SDK(HeytapPushManager)的 registerID; 直连 OPPO 厂商通道用(≠极光 registration_id)。
+    # 一台 OPPO 设备两套 token 并存: 极光走极光自有/其它厂商通道, 这个走 OPPO 直连(提现审核通过等交易通知)。
+    oppo_register_id: Mapped[str | None] = mapped_column(String(128), nullable=True)
     platform: Mapped[str] = mapped_column(String(16), nullable=False, default="android")
     app_version: Mapped[str | None] = mapped_column(String(32), nullable=True)
 

app/repositories/device.py

@@ -22,16 +22,18 @@ def register_or_update(
     user_id: int,
     device_id: str,
     registration_id: str | None,
+    oppo_register_id: str | None = None,
     platform: str = "android",
     app_version: str | None = None,
 ) -> DeviceLiveness:
-    """注册设备或更新其 registration_id / 元信息。upsert by (user_id, device_id)。"""
+    """注册设备或更新其 registration_id / oppo_register_id / 元信息。upsert by (user_id, device_id)。"""
     device = _get(db, user_id=user_id, device_id=device_id)
     if device is None:
         device = DeviceLiveness(
             user_id=user_id,
             device_id=device_id,
             registration_id=registration_id,
+            oppo_register_id=oppo_register_id,
             platform=platform or "android",
             app_version=app_version,
         )
@@ -39,6 +41,8 @@ def register_or_update(
     else:
         if registration_id:
             device.registration_id = registration_id
+        if oppo_register_id:
+            device.oppo_register_id = oppo_register_id
         if platform:
             device.platform = platform
         if app_version:
@@ -55,11 +59,13 @@ def touch_heartbeat(
     device_id: str,
     accessibility_enabled: bool,
     registration_id: str | None,
+    oppo_register_id: str | None = None,
 ) -> DeviceLiveness:
     """处理一次心跳(心跳也能自注册)。
 
     service 心跳或 accessibility_enabled=true 时,刷新存活并把状态机重置回 alive、
-    清掉 notified_at(掉线恢复 → 下次再断才会再推一条)。
+    清掉 notified_at(掉线恢复 → 下次再断才会再推一条)。registration_id / oppo_register_id
+    非空时顺带更新(客户端拿到 push token 后每次心跳带上, 后端最终一致)。
     """
     now = datetime.now(timezone.utc)
     device = _get(db, user_id=user_id, device_id=device_id)
@@ -69,6 +75,8 @@ def touch_heartbeat(
 
     if registration_id:
         device.registration_id = registration_id
+    if oppo_register_id:
+        device.oppo_register_id = oppo_register_id
     device.last_report_protection_on = accessibility_enabled
 
     if accessibility_enabled:
@@ -118,6 +126,25 @@ def get_device(db: Session, *, user_id: int, device_id: str) -> DeviceLiveness |
     return _get(db, user_id=user_id, device_id=device_id)
 
 
+def list_oppo_register_ids_by_user(db: Session, *, user_id: int) -> list[str]:
+    """取某用户所有设备已登记的 OPPO registerID(去重保序, 非空)。
+
+    提现审核通过推送用: 一个用户可能多台设备, 每台都推; 没 OPPO token 的设备(非 OPPO 机 /
+    未集成 OPPO SDK)自然不在列。空列表 = 该用户没有可推的 OPPO 设备。
+    """
+    stmt = select(DeviceLiveness.oppo_register_id).where(
+        DeviceLiveness.user_id == user_id,
+        DeviceLiveness.oppo_register_id.is_not(None),
+    )
+    seen: set[str] = set()
+    out: list[str] = []
+    for rid in db.execute(stmt).scalars().all():
+        if rid and rid not in seen:
+            seen.add(rid)
+            out.append(rid)
+    return out
+
+
 def ack_kill_alert(db: Session, *, user_id: int, device_id: str) -> None:
     """客户端已弹过「开启自启动」引导 → 清「待提醒」标记(幂等; 下次真掉线 worker 再置)。"""
     device = _get(db, user_id=user_id, device_id=device_id)

app/schemas/device.py

@@ -9,6 +9,7 @@ from pydantic import BaseModel, ConfigDict
 class DeviceRegisterRequest(BaseModel):
     device_id: str
     registration_id: str | None = None
+    oppo_register_id: str | None = None
     platform: str = "android"
     app_version: str | None = None
 
@@ -18,6 +19,7 @@ class HeartbeatRequest(BaseModel):
     source: str = "service"          # service | app
     accessibility_enabled: bool = True
     registration_id: str | None = None
+    oppo_register_id: str | None = None
 
 
 class DeviceOut(BaseModel):
@@ -26,6 +28,7 @@ class DeviceOut(BaseModel):
     id: int
     device_id: str
     registration_id: str | None
+    oppo_register_id: str | None
     ever_protected: bool
     liveness_state: str
     last_heartbeat_at: datetime | None

app/services/push_notify.py

@@ -0,0 +1,74 @@
+"""推送通知编排(查设备 push token → 调厂商推送)。
+
+薄编排层: repositories(取 token) + integrations(发送) 的粘合, 供 api / admin router 调用。
+所有发送 best-effort —— 失败只 log, 绝不抛给调用方(不连累审核/打款等主流程)。
+
+当前只有 OPPO 直连一条通道(提现审核通过通知)。后续加华为/vivo 等厂商时, 在这里按设备
+token 做通道分发, 上层业务函数(notify_withdraw_approved 等)不感知通道差异。
+"""
+from __future__ import annotations
+
+import logging
+import threading
+
+from sqlalchemy.orm import Session
+
+from app.db.session import SessionLocal
+from app.integrations import oppo_push
+from app.integrations.oppo_push import OppoPushError
+from app.repositories import device as device_repo
+
+logger = logging.getLogger("shagua.push_notify")
+
+_WITHDRAW_APPROVED_TITLE = "提现审核通过"
+_WITHDRAW_APPROVED_CONTENT = "您的提现申请已审核通过，款项将很快到账，请留意微信零钱。"
+
+
+def notify_withdraw_approved(db: Session, *, user_id: int) -> int:
+    """提现审核通过 → 给该用户所有 OPPO 设备各推一条通知。返回成功推送的设备数。
+
+    best-effort: 未配 OPPO / 无 OPPO 设备 / 单设备发送失败都不抛, 只 log。审核主流程绝不受影响。
+    调用方仍应包一层 try/except 兜底本函数自身的意外异常(如 DB 查询失败)。
+    """
+    reg_ids = device_repo.list_oppo_register_ids_by_user(db, user_id=user_id)
+    if not reg_ids:
+        logger.info("[push] withdraw_approved user_id=%s 无 OPPO 设备, 跳过", user_id)
+        return 0
+
+    sent = 0
+    for rid in reg_ids:
+        try:
+            oppo_push.send_notification(
+                rid, _WITHDRAW_APPROVED_TITLE, _WITHDRAW_APPROVED_CONTENT
+            )
+            sent += 1
+        except OppoPushError as e:
+            logger.warning(
+                "[push] withdraw_approved user_id=%s regId=%s… 发送失败: %s",
+                user_id, rid[:12], e,
+            )
+    logger.info(
+        "[push] withdraw_approved user_id=%s 推送 %d/%d 台 OPPO 设备",
+        user_id, sent, len(reg_ids),
+    )
+    return sent
+
+
+def notify_withdraw_approved_async(user_id: int) -> None:
+    """fire-and-forget 版: 后台守护线程新开 session 发推送, 不阻塞审核响应(对齐 best-effort)。
+
+    审核 approve 已同步调微信转账, 推送不该再把外部 API 耗时叠进响应(多设备/OPPO 慢时最坏
+    N×timeout)。线程内必须新开 SessionLocal —— 请求级 session 在响应返回后即关, 不能跨线程用。
+    起线程失败也只 log, 绝不连累审核。
+    """
+    def _run() -> None:
+        try:
+            with SessionLocal() as db:
+                notify_withdraw_approved(db, user_id=user_id)
+        except Exception:  # noqa: BLE001 - 后台线程绝不抛
+            logger.warning("[push] withdraw_approved async 异常 user_id=%s", user_id, exc_info=True)
+
+    try:
+        threading.Thread(target=_run, name=f"oppo-push-{user_id}", daemon=True).start()
+    except Exception:  # noqa: BLE001 - 起线程失败也绝不连累审核
+        logger.warning("[push] withdraw_approved async 起线程失败 user_id=%s", user_id, exc_info=True)

tests/test_admin_write.py

@@ -476,3 +476,81 @@ def test_withdraw_reconcile(admin_client: TestClient, finance_token: str, monkey
     )
     assert r.status_code == 200, r.text
     assert "checked" in r.json() and "resolved" in r.json()
+
+
+# ===== 提现审核通过 → OPPO 推送挂钩 =====
+
+def test_approve_triggers_oppo_push(
+    admin_client: TestClient, finance_token: str, monkeypatch
+) -> None:
+    """审核通过(非 failed)后触发一次 OPPO 推送, 带被审核单的 user_id。"""
+    uid = _seed_user("13900000021")
+    db = SessionLocal()
+    try:
+        db.add(WithdrawOrder(
+            user_id=uid, out_bill_no="pushapprove0001", amount_cents=100, status="reviewing"
+        ))
+        db.commit()
+    finally:
+        db.close()
+
+    from app.admin.routers import withdraw as withdraw_router
+
+    # 绕过真实微信转账: approve 直接把单置 pending 返回(不发 wxpay)
+    def _fake_approve(db, obn):
+        o = db.execute(
+            select(WithdrawOrder).where(WithdrawOrder.out_bill_no == obn)
+        ).scalar_one()
+        o.status = "pending"
+        db.commit()
+        return o
+
+    monkeypatch.setattr(withdraw_router.wallet_repo, "approve_withdraw", _fake_approve)
+    pushed: list[int] = []
+    monkeypatch.setattr(
+        withdraw_router.push_notify, "notify_withdraw_approved_async",
+        lambda user_id: pushed.append(user_id),
+    )
+    r = admin_client.post(
+        "/admin/api/withdraws/pushapprove0001/approve", headers=_auth(finance_token)
+    )
+    assert r.status_code == 200, r.text
+    assert pushed == [uid]
+
+
+def test_approve_failed_does_not_push(
+    admin_client: TestClient, finance_token: str, monkeypatch
+) -> None:
+    """打款直接失败(status=failed, 已退款)不推"审核通过"。"""
+    uid = _seed_user("13900000022")
+    db = SessionLocal()
+    try:
+        db.add(WithdrawOrder(
+            user_id=uid, out_bill_no="pushapprove0002", amount_cents=100, status="reviewing"
+        ))
+        db.commit()
+    finally:
+        db.close()
+
+    from app.admin.routers import withdraw as withdraw_router
+
+    def _fake_approve_failed(db, obn):
+        o = db.execute(
+            select(WithdrawOrder).where(WithdrawOrder.out_bill_no == obn)
+        ).scalar_one()
+        o.status = "failed"
+        o.fail_reason = "余额不足"
+        db.commit()
+        return o
+
+    monkeypatch.setattr(withdraw_router.wallet_repo, "approve_withdraw", _fake_approve_failed)
+    pushed: list[int] = []
+    monkeypatch.setattr(
+        withdraw_router.push_notify, "notify_withdraw_approved_async",
+        lambda user_id: pushed.append(user_id),
+    )
+    r = admin_client.post(
+        "/admin/api/withdraws/pushapprove0002/approve", headers=_auth(finance_token)
+    )
+    assert r.status_code == 200, r.text
+    assert pushed == []

tests/test_oppo_push.py

@@ -0,0 +1,101 @@
+"""oppo_push 集成层单测:未配降级 / auth+unicast 正常流程 / token 缓存 / OPPO 错误码抛错。
+
+httpx 全 monkeypatch, 不发真实网络。
+"""
+from __future__ import annotations
+
+import json
+
+import pytest
+
+from app.integrations import oppo_push
+from app.integrations.oppo_push import OppoPushError
+
+
+class _FakeResp:
+    def __init__(self, status_code: int, payload: dict) -> None:
+        self.status_code = status_code
+        self._payload = payload
+        self.text = json.dumps(payload)
+
+    def json(self) -> dict:
+        return self._payload
+
+
+def _configure(monkeypatch) -> None:
+    """配齐凭证 + 清 token 缓存(避免跨用例污染)。"""
+    monkeypatch.setattr(oppo_push.settings, "OPPO_PUSH_ENABLED", True)
+    monkeypatch.setattr(oppo_push.settings, "OPPO_PUSH_APP_KEY", "ak")
+    monkeypatch.setattr(oppo_push.settings, "OPPO_PUSH_MASTER_SECRET", "ms")
+    oppo_push._token_cache = None
+
+
+def test_not_configured_raises(monkeypatch) -> None:
+    monkeypatch.setattr(oppo_push.settings, "OPPO_PUSH_APP_KEY", "")
+    monkeypatch.setattr(oppo_push.settings, "OPPO_PUSH_MASTER_SECRET", "")
+    oppo_push._token_cache = None
+    with pytest.raises(OppoPushError):
+        oppo_push.send_notification("regid", "t", "c")
+
+
+def test_disabled_raises(monkeypatch) -> None:
+    _configure(monkeypatch)
+    monkeypatch.setattr(oppo_push.settings, "OPPO_PUSH_ENABLED", False)
+    with pytest.raises(OppoPushError):
+        oppo_push.send_notification("regid", "t", "c")
+
+
+def test_success_flow(monkeypatch) -> None:
+    _configure(monkeypatch)
+    calls: list[tuple] = []
+
+    def _fake_post(url, **kw):
+        calls.append((url, kw))
+        if url == oppo_push.settings.OPPO_PUSH_AUTH_ENDPOINT:
+            return _FakeResp(200, {"code": 0, "message": "success", "data": {"auth_token": "TOK"}})
+        return _FakeResp(200, {"code": 0, "message": "success", "data": {"message_id": "MID"}})
+
+    monkeypatch.setattr(oppo_push.httpx, "post", _fake_post)
+    mid = oppo_push.send_notification("regid123", "标题", "内容")
+    assert mid == "MID"
+    # 先 auth 再 unicast, unicast header 带 auth_token
+    assert calls[0][0] == oppo_push.settings.OPPO_PUSH_AUTH_ENDPOINT
+    assert calls[1][0] == oppo_push.settings.OPPO_PUSH_UNICAST_ENDPOINT
+    assert calls[1][1]["headers"]["auth_token"] == "TOK"
+    # unicast body 的 message 是 JSON 字符串, 含 target_value / notification
+    msg = json.loads(calls[1][1]["data"]["message"])
+    assert msg["target_value"] == "regid123"
+    assert msg["notification"]["title"] == "标题"
+    assert msg["notification"]["content"] == "内容"
+    # channel_id 必带(默认 shagua_wallet); category 默认空 → 不带
+    assert msg["notification"]["channel_id"] == "push_oplus_category_content"
+    assert "category" not in msg["notification"]
+
+
+def test_auth_token_cached(monkeypatch) -> None:
+    _configure(monkeypatch)
+    auth_hits: list[int] = []
+
+    def _fake_post(url, **kw):
+        if url == oppo_push.settings.OPPO_PUSH_AUTH_ENDPOINT:
+            auth_hits.append(1)
+            return _FakeResp(200, {"code": 0, "data": {"auth_token": "TOK"}})
+        return _FakeResp(200, {"code": 0, "data": {"message_id": "MID"}})
+
+    monkeypatch.setattr(oppo_push.httpx, "post", _fake_post)
+    oppo_push.send_notification("r", "t", "c")
+    oppo_push.send_notification("r", "t", "c")
+    assert len(auth_hits) == 1  # 第二次复用缓存 token, 不再换 auth
+
+
+def test_oppo_error_raises(monkeypatch) -> None:
+    _configure(monkeypatch)
+
+    def _fake_post(url, **kw):
+        if url == oppo_push.settings.OPPO_PUSH_AUTH_ENDPOINT:
+            return _FakeResp(200, {"code": 0, "data": {"auth_token": "TOK"}})
+        return _FakeResp(200, {"code": -2, "message": "invalid target"})
+
+    monkeypatch.setattr(oppo_push.httpx, "post", _fake_post)
+    with pytest.raises(OppoPushError):
+        oppo_push.send_notification("r", "t", "c")

tests/test_push_notify.py

@@ -0,0 +1,70 @@
+"""push_notify.notify_withdraw_approved 单测:多 OPPO 设备全推 / 无设备返 0 / 发送失败吞错。"""
+from __future__ import annotations
+
+from app.db.session import SessionLocal
+from app.integrations.oppo_push import OppoPushError
+from app.repositories import device as device_repo
+from app.repositories import user as user_repo
+from app.services import push_notify
+
+
+def _seed_user(phone: str) -> int:
+    db = SessionLocal()
+    try:
+        return user_repo.upsert_user_for_login(db, phone=phone, register_channel="sms").id
+    finally:
+        db.close()
+
+
+def _add_oppo_device(user_id: int, device_id: str, oppo_reg: str) -> None:
+    db = SessionLocal()
+    try:
+        device_repo.register_or_update(
+            db, user_id=user_id, device_id=device_id,
+            registration_id=None, oppo_register_id=oppo_reg,
+        )
+    finally:
+        db.close()
+
+
+def test_notify_no_oppo_device_returns_zero() -> None:
+    uid = _seed_user("13911100001")
+    db = SessionLocal()
+    try:
+        assert push_notify.notify_withdraw_approved(db, user_id=uid) == 0
+    finally:
+        db.close()
+
+
+def test_notify_pushes_all_oppo_devices(monkeypatch) -> None:
+    uid = _seed_user("13911100002")
+    _add_oppo_device(uid, "dev_a", "OPPO_REG_A")
+    _add_oppo_device(uid, "dev_b", "OPPO_REG_B")
+    sent: list[str] = []
+    monkeypatch.setattr(
+        push_notify.oppo_push, "send_notification",
+        lambda rid, title, content, **kw: sent.append(rid) or "msgid",
+    )
+    db = SessionLocal()
+    try:
+        n = push_notify.notify_withdraw_approved(db, user_id=uid)
+    finally:
+        db.close()
+    assert n == 2
+    assert set(sent) == {"OPPO_REG_A", "OPPO_REG_B"}
+
+
+def test_notify_swallows_send_error(monkeypatch) -> None:
+    uid = _seed_user("13911100003")
+    _add_oppo_device(uid, "dev_c", "OPPO_REG_C")
+
+    def _boom(rid, title, content, **kw):
+        raise OppoPushError("simulated failure")
+
+    monkeypatch.setattr(push_notify.oppo_push, "send_notification", _boom)
+    db = SessionLocal()
+    try:
+        # 发送失败被吞, 不抛; 成功数为 0
+        assert push_notify.notify_withdraw_approved(db, user_id=uid) == 0
+    finally:
+        db.close()