聊天：配对群ID、历史订单与状态接口、抢单建群对齐

utils/chat_utils.py

@@ -1,14 +1,21 @@
 # utils/chat_utils.py
 import json
 import logging
+import re
 import requests
 from django.conf import settings
+from django.db.models import Q
 from orders.models import Order, PlatformOrderExt, MerchantOrderExt
 from users.models import UserDashou, UserBoss, UserShangjia
 from users.business_models import User
 
 logger = logging.getLogger('chat_utils')
 
+ORDER_STATUS_TEXT = {
+    1: '待抢单', 2: '进行中', 3: '已完成', 4: '退款审核中', 5: '已退款',
+    7: '指定中', 8: '结算中', 9: '未支付', 14: '支付失败', 25: '已废弃',
+}
+
 # ========== 辅助配置获取 ==========
 def _get_self_goeasy_appkey():
     return getattr(settings, 'GOEASY_APPKEY', '')
@@ -22,8 +29,207 @@ def _full_local_avatar(relative_url):
         return ''
     if relative_url.startswith('http'):
         return relative_url
+    domain = getattr(settings, 'COS_DOMAIN', '') or ''
+    if domain:
+        return domain.rstrip('/') + '/' + relative_url.lstrip('/')
     return relative_url
 
+
+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 ''
+    if not dashou_uid:
+        return None
+    if order.Platform == 2:
+        try:
+            sj_uid = order.shangjia_kuozhan.MerchantID
+            if sj_uid:
+                return f'group_Ds{dashou_uid}_Sj{sj_uid}'
+        except Exception as e:
+            logger.warning(f'配对群(商家)解析失败: {e}')
+    elif order.Platform == 1:
+        try:
+            boss_uid = order.pingtai_kuozhan.BossID
+            if boss_uid:
+                return f'group_Ds{dashou_uid}_Boss{boss_uid}'
+        except Exception as e:
+            logger.warning(f'配对群(老板)解析失败: {e}')
+    return None
+
+
+def parse_pair_from_group_id(group_id):
+    """从配对群 ID 解析打手 uid、对方 uid、对方角色(shangjia/boss)"""
+    if not group_id:
+        return None, None, None
+    m = re.match(r'^group_Ds(\w+)_Sj(\w+)$', str(group_id))
+    if m:
+        return m.group(1), m.group(2), 'shangjia'
+    m = re.match(r'^group_Ds(\w+)_Boss(\w+)$', str(group_id))
+    if m:
+        return m.group(1), m.group(2), 'boss'
+    return None, None, None
+
+
+def resolve_pair_from_order(order):
+    """从订单解析打手与下单方配对信息"""
+    dashou_uid = order.PlayerID or ''
+    if not dashou_uid:
+        return None, None, None
+    if order.Platform == 2:
+        try:
+            sj_uid = order.shangjia_kuozhan.MerchantID
+            if sj_uid:
+                return dashou_uid, sj_uid, 'shangjia'
+        except Exception:
+            pass
+    elif order.Platform == 1:
+        try:
+            boss_uid = order.pingtai_kuozhan.BossID
+            if boss_uid:
+                return dashou_uid, boss_uid, 'boss'
+        except Exception:
+            pass
+    return dashou_uid, None, None
+
+
+def check_pair_chat_permission(identity_type, uid, dashou_uid, partner_uid, partner_role):
+    if identity_type == 'PlayerID':
+        if uid != dashou_uid:
+            return False, '你不是该会话的打手'
+        return True, ''
+    if identity_type == 'shangjia':
+        if partner_role != 'shangjia' or uid != partner_uid:
+            return False, '你不是该会话的商家'
+        return True, ''
+    if identity_type == 'boss':
+        if partner_role != 'boss' or uid != partner_uid:
+            return False, '你不是该会话的老板'
+        return True, ''
+    return False, '不支持的身份类型'
+
+
+def order_to_chat_dict(order):
+    return {
+        'dingdan_id': order.OrderID,
+        'jieshao': order.Description or '',
+        'jine': str(order.Amount) if order.Amount is not None else '',
+        'beizhu': order.Remark or '',
+        'zhuangtai': order.Status,
+        'zhuangtaiText': ORDER_STATUS_TEXT.get(order.Status, ''),
+        'nicheng': order.Nickname or '',
+        'create_time': order.CreateTime.strftime('%Y-%m-%d %H:%M') if order.CreateTime else '',
+    }
+
+
+def query_pair_orders(dashou_uid, partner_uid, partner_role, keyword='', limit=30):
+    if not dashou_uid or not partner_uid:
+        return []
+    qs = Order.objects.filter(PlayerID=dashou_uid).select_related('pingtai_kuozhan', 'shangjia_kuozhan')
+    if partner_role == 'shangjia':
+        qs = qs.filter(Platform=2, shangjia_kuozhan__MerchantID=partner_uid)
+    elif partner_role == 'boss':
+        qs = qs.filter(Platform=1, pingtai_kuozhan__BossID=partner_uid)
+    else:
+        return []
+    qs = qs.exclude(Status__in=[9, 14, 25])
+    if keyword:
+        qs = qs.filter(Q(OrderID__icontains=keyword) | Q(Description__icontains=keyword))
+    return [order_to_chat_dict(o) for o in qs.order_by('-CreateTime')[:limit]]
+
+
+def _get_dashou_profile(order):
+    dashou_uid = order.PlayerID or ''
+    dashou_goeasy_id = f'Ds{dashou_uid}' if dashou_uid else ''
+    dashou_nickname = f'打手{dashou_uid[:6]}' if dashou_uid else ''
+    dashou_avatar = ''
+    if dashou_uid:
+        try:
+            dashou_user = User.objects.get(UserUID=dashou_uid)
+            dashou_avatar = _full_local_avatar(dashou_user.Avatar or '')
+            dashou_profile = UserDashou.objects.get(user=dashou_user)
+            if dashou_profile.nicheng:
+                dashou_nickname = dashou_profile.nicheng
+        except Exception as e:
+            logger.warning(f'获取打手资料失败: {e}')
+    return dashou_uid, dashou_goeasy_id, dashou_nickname, dashou_avatar
+
+
+def build_order_group_chat_payload(order, viewer_backend_identity, viewer_uid):
+    """构建前端 ltdhzb 所需群聊元数据（新群用打手+商家/老板配对 groupId）"""
+    group_id = resolve_pair_group_id(order) or f'group_{order.OrderID}'
+    order_desc = order.Description or ''
+    group_name = (
+        (order_desc[:20] + '…') if order_desc and len(order_desc) > 20
+        else (order_desc or f'订单{order.OrderID}')
+    )
+    dashou_uid, dashou_goeasy_id, dashou_name, dashou_avatar = _get_dashou_profile(order)
+    partner_goeasy_id, partner_name, partner_avatar = _get_local_partner_info(order)
+    partner_uid = ''
+    if partner_goeasy_id:
+        partner_uid = partner_goeasy_id.replace('Ds', '').replace('Sj', '').replace('Boss', '')
+
+    counterpart_id = ''
+    counterpart_yonghuid = ''
+    counterpart_name = ''
+    counterpart_avatar = ''
+    if viewer_backend_identity == 'PlayerID':
+        counterpart_id = partner_goeasy_id or ''
+        counterpart_yonghuid = partner_uid
+        counterpart_name = partner_name or ''
+        counterpart_avatar = partner_avatar or ''
+    else:
+        counterpart_id = dashou_goeasy_id or ''
+        counterpart_yonghuid = dashou_uid
+        counterpart_name = dashou_name or ''
+        counterpart_avatar = dashou_avatar or ''
+
+    return {
+        'groupId': group_id,
+        'orderId': order.OrderID,
+        'groupName': counterpart_name or group_name,
+        'groupAvatar': counterpart_avatar or partner_avatar or dashou_avatar or '',
+        'counterpartName': counterpart_name,
+        'counterpartAvatar': counterpart_avatar,
+        'counterpartId': counterpart_id,
+        'counterpartYonghuid': counterpart_yonghuid,
+        'orderDesc': order_desc,
+        'orderJine': str(order.Amount) if order.Amount is not None else '',
+        'orderZhuangtai': order.Status,
+        'dashouGoEasyId': dashou_goeasy_id,
+        'partnerGoEasyId': partner_goeasy_id or '',
+        'dashouYonghuid': dashou_uid,
+        'partnerYonghuid': partner_uid,
+        'dashouName': dashou_name,
+        'partnerName': partner_name or '',
+        'dashouAvatar': dashou_avatar,
+        'partnerAvatar': partner_avatar or '',
+        'isCross': 0,
+    }
+
+
+def prepare_order_group_chat(order, viewer_backend_identity, viewer_uid, subscribe=True):
+    """进入群聊前：订阅当前用户（及双方）到配对群，不重复发送抢单初始化消息"""
+    payload = build_order_group_chat_payload(order, viewer_backend_identity, viewer_uid)
+    group_id = payload['groupId']
+    appkey = _get_self_goeasy_appkey()
+    secret = _get_self_goeasy_secret()
+    if not appkey:
+        logger.error('GoEasy AppKey 未配置')
+        return payload, False
+
+    prefix_map = {'PlayerID': 'Ds', 'shangjia': 'Sj', 'boss': 'Boss'}
+    viewer_goeasy_id = prefix_map.get(viewer_backend_identity, 'Ds') + viewer_uid
+    user_ids = {viewer_goeasy_id}
+    if payload.get('dashouGoEasyId'):
+        user_ids.add(payload['dashouGoEasyId'])
+    if payload.get('partnerGoEasyId'):
+        user_ids.add(payload['partnerGoEasyId'])
+
+    subscribed = True
+    if subscribe and user_ids:
+        subscribed = _subscribe_users_to_group(list(user_ids), [group_id], appkey, secret)
+    return payload, subscribed
+
 # ========== GoEasy 订阅 ==========
 def _subscribe_users_to_group(user_ids, group_ids, appkey=None, secret=None):
     if not appkey:
@@ -129,7 +335,7 @@ def establish_order_chat(dingdan_id):
 
 # ========== 普通订单 / 我方派单 ==========
 def _handle_local_order(order, dashou_goeasy_id, dashou_name, dashou_avatar, appkey, secret):
-    group_id = f"group_{order.OrderID}"
+    group_id = resolve_pair_group_id(order) or f"group_{order.OrderID}"
     group_name = (order.Description[:20] + '…') if order.Description and len(order.Description) > 20 else (order.Description or f"订单{order.OrderID}")
     group_avatar = _full_local_avatar(order.ImageURL) if order.ImageURL else _full_local_avatar('')