feat(weibo): 修正绑定小程序码并增加账号批量操作

web/backend/routers/weibo.py

@@ -43,6 +43,7 @@ from ..services.weibo_service import (
     disable_weibo_account,
     enable_weibo_account,
     exchange_weibo_goods,
+    generate_weibo_bind_qrcode,
     generate_weibo_bind_schemes,
     import_weibo_cookies,
     query_weibo_exchange_records,
@@ -349,12 +350,14 @@ def refresh_account(
 @router.post("/accounts/{account_id}/bind-qrcodes", response_model=WeiboBindQrOut)
 def create_bind_qrcodes(
     account_id: int,
+    channel: str = Query("", pattern="^(wx|qq)?$"),
     db: Session = Depends(get_db),
     current: User = Depends(get_current_user),
 ):
     """生成微信和 QQ 绑定 Scheme，供前端直接渲染二维码。"""
 
     _require_weibo_perm(current, "weibo:bind")
+    selected_channel = channel.strip() if isinstance(channel, str) else ""
     account = _get_account(db, account_id)
     _ensure_enabled(account)
     snapshot = _refresh_or_http(account, db)
@@ -370,15 +373,29 @@ def create_bind_qrcodes(
     if not snapshot.bind_url:
         raise HTTPException(status_code=409, detail="微博没有返回当前账号的绑定链接")
 
-    schemes = [
-        WeiboBindSchemeOut(**item)
-        for item in generate_weibo_bind_schemes(account, snapshot.bind_url)
+    if selected_channel:
+        items = [
+            generate_weibo_bind_qrcode(account, snapshot.bind_url, selected_channel)
+        ]
+    else:
+        # 不传 channel 时保留旧接口：一次返回微信、QQ 两个 Scheme。
+        items = generate_weibo_bind_schemes(account, snapshot.bind_url)
+    schemes = [WeiboBindSchemeOut(**item) for item in items]
+    successful = [
+        item
+        for item in schemes
+        if (item.qrcode_image if selected_channel else item.scheme)
     ]
-    successful = [item for item in schemes if item.scheme]
     if not successful:
+        prefix = (
+            f"{schemes[0].label}绑定二维码生成失败"
+            if selected_channel and schemes
+            else "微信和 QQ 绑定二维码都生成失败"
+        )
         raise HTTPException(
             status_code=502,
-            detail="微信和 QQ 绑定二维码都生成失败: "
+            detail=prefix
+            + ": "
             + "; ".join(f"{item.label}={item.error}" for item in schemes if item.error),
         )
 

web/backend/schemas.py

@@ -522,6 +522,8 @@ class WeiboBindSchemeOut(BaseModel):
     channel: str
     label: str
     scheme: str = ""
+    qrcode_image: str = ""
+    qrcode_token: str = ""
     error: str = ""
 
 

web/backend/services/weibo_service.py

@@ -222,6 +222,44 @@ def generate_weibo_bind_schemes(
     return result
 
 
+def generate_weibo_bind_qrcode(
+    account: WeiboAccount,
+    bind_url: str,
+    channel: str,
+) -> dict[str, str]:
+    """生成指定渠道的小程序码，并尽力附带可复制的 Scheme。"""
+
+    _ = account
+    label = {"wx": "微信", "qq": "QQ"}[channel]
+    client = WeiboClient()
+    try:
+        qrcode = client.generate_bind_qrcode(bind_url, channel)
+    except (WeiboError, ValueError) as exc:
+        return {
+            "channel": channel,
+            "label": label,
+            "scheme": "",
+            "qrcode_image": "",
+            "qrcode_token": "",
+            "error": str(exc),
+        }
+
+    scheme = ""
+    try:
+        scheme = client.generate_bind_scheme(bind_url, channel)
+    except (WeiboError, ValueError):
+        # 二维码图片是主结果，Scheme 仅用于复制，不影响扫码绑定。
+        pass
+    return {
+        "channel": channel,
+        "label": label,
+        "scheme": scheme,
+        "qrcode_image": qrcode.image_src,
+        "qrcode_token": qrcode.token,
+        "error": "",
+    }
+
+
 def _effective_activity(account: WeiboAccount, fallback: str) -> str:
     return account.activity or fallback