148 lines
5.5 KiB
Python
148 lines
5.5 KiB
Python
"""商家发单退款审核通过（与 KefuMerchantRefundView / 后台同意退款业务一致）。"""
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import logging
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from decimal import Decimal
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from django.core.exceptions import ObjectDoesNotExist
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from django.db import transaction
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from backend.utils import update_dashou_daily_by_action, update_shangjia_daily
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from orders.models import Order, RefundRecord
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from users.business_models import User
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logger = logging.getLogger(__name__)
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# tuikuanjilu.chuliid / RefundRecord.ProcessorID 数据库列最长 11
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PROCESSOR_ID_MAX_LEN = 11
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def normalize_processor_id(processor_id, *, default='138377'):
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"""处理人 ID 须 <=11 位（与客服手机号字段一致），超长则截断。"""
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val = (processor_id or default or '').strip()
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if not val:
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val = default
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if len(val) > PROCESSOR_ID_MAX_LEN:
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logger.warning(
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'processor_id 超长已截断: %s -> %s',
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val, val[:PROCESSOR_ID_MAX_LEN],
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)
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val = val[:PROCESSOR_ID_MAX_LEN]
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return val
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class MerchantRefundApproveError(Exception):
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"""单笔商家退款同意失败。"""
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def approve_merchant_refund_order(
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order,
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*,
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processor_id='138377',
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tuikuan_liyou='',
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require_status_4=True,
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):
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"""
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同意商家发单退款（Platform=2）。
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与 POST /yonghu/kefusjtk 核心事务一致：
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- 订单 Status → 5（已退款）
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- 打手 tuikuanliang+1、zhuangtai=1
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- 商家 tuikuan+1、余额+订单金额（子客服额度单除外）
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- RefundRecord ApplyStatus → 1
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- update_shangjia_daily(action=3)、update_dashou_daily_by_action(action=3)
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返回 (True, 'ok')；失败抛 MerchantRefundApproveError。
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"""
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dingdan_id = order.OrderID
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processor_id = normalize_processor_id(processor_id)
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if order.Platform != 2:
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raise MerchantRefundApproveError(f'订单 {dingdan_id} 不是商家发单(Platform=2)')
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if require_status_4 and order.Status != 4:
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raise MerchantRefundApproveError(
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f'订单 {dingdan_id} 状态={order.Status}，非退款审核中(4)',
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)
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if not require_status_4 and order.Status not in (1, 7, 2, 8, 4):
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raise MerchantRefundApproveError(
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f'订单 {dingdan_id} 状态={order.Status}，不允许退款',
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)
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jine = order.Amount
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if jine is None:
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raise MerchantRefundApproveError(f'订单 {dingdan_id} 缺少订单金额')
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try:
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shangjia_id = order.shangjia_kuozhan.MerchantID
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except ObjectDoesNotExist as exc:
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raise MerchantRefundApproveError(f'订单 {dingdan_id} 缺少商家扩展信息') from exc
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jiedan_dashou_id = order.PlayerID
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with transaction.atomic():
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locked = Order.objects.select_for_update().select_related('shangjia_kuozhan').get(
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pk=order.pk,
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)
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if require_status_4 and locked.Status != 4:
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raise MerchantRefundApproveError(
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f'订单 {dingdan_id} 并发冲突：当前状态={locked.Status}',
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)
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if locked.Platform != 2:
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raise MerchantRefundApproveError(f'订单 {dingdan_id} 不是商家发单')
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locked.Status = 5
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if tuikuan_liyou:
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locked.RefundReason = tuikuan_liyou
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if processor_id:
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locked.AssignedCS = processor_id
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locked.save(update_fields=['Status', 'RefundReason', 'AssignedCS', 'UpdateTime'])
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if jiedan_dashou_id:
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try:
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dashou_user = User.objects.select_for_update().get(UserUID=jiedan_dashou_id)
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dashou_profile = dashou_user.DashouProfile
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dashou_profile.tuikuanliang += 1
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dashou_profile.zhuangtai = 1
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dashou_profile.save(update_fields=['tuikuanliang', 'zhuangtai'])
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except (User.DoesNotExist, ObjectDoesNotExist):
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logger.warning('商家退款：打手 %s 不存在，跳过', jiedan_dashou_id)
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from merchant_ops.services.wallet import is_staff_quota_order
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try:
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shangjia_user = User.objects.select_for_update().get(UserUID=shangjia_id)
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shangjia_profile = shangjia_user.ShopProfile
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shangjia_profile.tuikuan += 1
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if not is_staff_quota_order(dingdan_id):
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shangjia_profile.yue += jine
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shangjia_profile.save(update_fields=['tuikuan', 'yue'])
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except (User.DoesNotExist, ObjectDoesNotExist):
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logger.warning('商家退款：商家 %s 不存在，跳过', shangjia_id)
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try:
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refund_record = RefundRecord.objects.select_for_update().get(OrderID=dingdan_id)
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refund_record.ApplyStatus = 1
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refund_record.ProcessorID = processor_id
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refund_record.save(update_fields=['ApplyStatus', 'ProcessorID', 'UpdateTime'])
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except RefundRecord.DoesNotExist:
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logger.warning('商家退款：订单 %s 无 RefundRecord，跳过更新', dingdan_id)
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update_shangjia_daily(
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yonghuid=shangjia_id,
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amount=Decimal(str(jine)),
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action=3,
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order_id=dingdan_id,
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)
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if jiedan_dashou_id and order.PlayerCommission is not None:
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try:
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update_dashou_daily_by_action(
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yonghuid=jiedan_dashou_id,
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amount=order.PlayerCommission,
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action=3,
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)
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except Exception as exc:
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logger.error('打手每日统计更新失败 order=%s err=%s', dingdan_id, exc)
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logger.info('同意商家退款成功 order=%s processor=%s', dingdan_id, processor_id)
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return True, 'ok'
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