feat: H5链接配对群ID与客服订单详情扩展(指定响应/罚款)

utils/chat_utils.py

@@ -35,6 +35,53 @@ def _full_local_avatar(relative_url):
     return relative_url
 
 
+def build_merchant_link_chat_meta(order, link_merchant_uid):
+    """H5 商家链接页群聊：新单走配对群，旧单或无打手时回落 group_{orderId}"""
+    pair_id = resolve_pair_group_id(order)
+    legacy_id = f'group_{order.OrderID}'
+    group_id = pair_id or legacy_id
+    dashou_uid = order.PlayerID or ''
+    self_user_id = f'B{link_merchant_uid}' if link_merchant_uid else ''
+    shangjia_biaoshi = ''
+    try:
+        if order.Platform == 2 and getattr(order, 'shangjia_kuozhan', None):
+            mid = order.shangjia_kuozhan.MerchantID
+            if mid:
+                shangjia_biaoshi = f'Sj{mid}'
+    except Exception:
+        pass
+    return {
+        'group_id': group_id,
+        'is_pair_group': bool(pair_id),
+        'legacy_group_id': legacy_id,
+        'self_user_id': self_user_id,
+        'dashou_biaoshi': f'Ds{dashou_uid}' if dashou_uid else '',
+        'shangjia_biaoshi': shangjia_biaoshi,
+        'you_dashou': bool(dashou_uid),
+    }
+
+
+def subscribe_merchant_link_chat(order, link_merchant_uid):
+    """链接页有打手时，预订阅 B{商家} 与打手到对应群（新旧群 ID 均兼容）"""
+    meta = build_merchant_link_chat_meta(order, link_merchant_uid)
+    if not meta.get('you_dashou'):
+        return meta, True
+    appkey = _get_self_goeasy_appkey()
+    secret = _get_self_goeasy_secret()
+    if not appkey:
+        return meta, False
+    user_ids = []
+    if meta.get('self_user_id'):
+        user_ids.append(meta['self_user_id'])
+    if meta.get('dashou_biaoshi'):
+        user_ids.append(meta['dashou_biaoshi'])
+    group_ids = [meta['group_id']]
+    if meta.get('legacy_group_id') and meta['legacy_group_id'] != meta['group_id']:
+        group_ids.append(meta['legacy_group_id'])
+    ok = _subscribe_users_to_group(user_ids, group_ids, appkey, secret)
+    return meta, ok
+
+
 def resolve_pair_group_id(order):
     """打手+商家/老板配对群 ID，与前端 resolveLocalGroupId 一致（同两人共用一个群）"""
     dashou_uid = order.PlayerID or ''