XingQueandCursor
ed627fa6f7
扫码绑店参数只消费一次，避免 Tab 返回反复换绑；一人多条脏绑定取最新并在换绑时清理，hqsp 稳定取当前店。 Co-authored-by: Cursor <cursoragent@cursor.com>
119 lines
4.3 KiB
Python
119 lines
4.3 KiB
Python
"""点单端老板推荐官：按推荐官 UserUID 绑定，店铺跟随。无邀请码。"""
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from django.db import transaction
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from django.db.models import F
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from shop.models import Dianpu
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from shop.services.shop_binding import (
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clear_user_shop_binding,
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get_user_shop_binding,
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set_user_shop_binding,
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)
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from users.models import YonghuCYaoqing
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from users.business_models import User
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import logging
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logger = logging.getLogger(__name__)
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def get_or_create_c_yaoqing(user):
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"""获取或创建用户的点单端推荐关系记录。"""
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profile, _ = YonghuCYaoqing.objects.get_or_create(user=user)
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return profile
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def sync_shop_from_inviter(invitee_user, inviter_user):
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"""
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按推荐官店铺同步被推荐人店铺：
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- 推荐官有正常店铺 → 被推荐人绑到同一店（一人一店）
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- 推荐官无店铺 → 被推荐人解绑店铺（回落平台公共商品逻辑）
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须在 transaction.atomic 内调用。
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"""
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inviter_binding = get_user_shop_binding(inviter_user)
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if inviter_binding and inviter_binding.dianpu.zhuangtai == 1:
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dianpu = Dianpu.objects.select_for_update().get(id=inviter_binding.dianpu_id)
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changed, msg = set_user_shop_binding(invitee_user, dianpu)
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return {'shop_synced': True, 'dianpu_id': dianpu.id, 'changed': changed, 'msg': msg}
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old_id = clear_user_shop_binding(invitee_user)
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return {
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'shop_synced': False,
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'dianpu_id': None,
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'changed': bool(old_id),
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'msg': '推荐官未绑定店铺，已解除店铺绑定' if old_id else '推荐官未绑定店铺',
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}
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def bind_c_inviter_by_uid(invitee_user, inviter_uid):
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"""
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用推荐官 UserUID 绑定/换绑，并同步店铺。
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扫码参数：yaoqingren / inviterUid（不是邀请码）。
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"""
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uid = (inviter_uid or '').strip()
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if not uid:
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return {'code': 400, 'msg': '推荐官ID不能为空', 'data': None}
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if len(uid) > 20:
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return {'code': 400, 'msg': '推荐官ID格式错误', 'data': None}
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try:
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inviter = User.query.get(UserUID=uid)
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except User.DoesNotExist:
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return {'code': 404, 'msg': '推荐官不存在', 'data': None}
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if inviter.UserUID == invitee_user.UserUID:
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return {'code': 400, 'msg': '不能绑定自己为推荐官', 'data': None}
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with transaction.atomic():
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inviter_profile = get_or_create_c_yaoqing(inviter)
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invitee_profile = get_or_create_c_yaoqing(invitee_user)
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invitee_profile = YonghuCYaoqing.objects.select_for_update().get(pk=invitee_profile.pk)
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inviter_profile = YonghuCYaoqing.objects.select_for_update().get(pk=inviter_profile.pk)
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old_inviter_uid = (invitee_profile.yaoqingren or '').strip() or None
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new_inviter_uid = inviter.UserUID
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if old_inviter_uid == new_inviter_uid:
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shop_info = sync_shop_from_inviter(invitee_user, inviter)
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return {
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'code': 200,
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'msg': '已绑定该推荐官',
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'data': {
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'yaoqingren': new_inviter_uid,
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'rebinding': False,
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'shop': shop_info,
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},
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}
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if old_inviter_uid:
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old_p = (
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YonghuCYaoqing.objects.select_for_update()
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.filter(user__UserUID=old_inviter_uid)
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.first()
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)
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if old_p and old_p.yaogingshuliang > 0:
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old_p.yaogingshuliang = F('yaogingshuliang') - 1
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old_p.save(update_fields=['yaogingshuliang', 'UpdateTime'])
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inviter_profile.yaogingshuliang = F('yaogingshuliang') + 1
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inviter_profile.save(update_fields=['yaogingshuliang', 'UpdateTime'])
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invitee_profile.yaoqingren = new_inviter_uid
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invitee_profile.save(update_fields=['yaoqingren', 'UpdateTime'])
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shop_info = sync_shop_from_inviter(invitee_user, inviter)
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logger.info(
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'点单端推荐官绑定: invitee=%s inviter=%s old=%s shop=%s',
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invitee_user.UserUID, new_inviter_uid, old_inviter_uid, shop_info,
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)
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return {
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'code': 200,
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'msg': '绑定成功' if not old_inviter_uid else '已换绑推荐官',
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'data': {
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'yaoqingren': new_inviter_uid,
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'rebinding': bool(old_inviter_uid),
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'shop': shop_info,
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},
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}
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