forked from erp-dev/erp
37 lines
1.2 KiB
Python
37 lines
1.2 KiB
Python
from decimal import Decimal
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from rest_framework import views
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from rest_framework.permissions import IsAuthenticated
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from rest_framework.response import Response
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from basic_info import models as basic_models
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from business import services as business_services
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from api_v1.views.stock_change_views.mixins import StockChangeViewMixin
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class CustomerBalanceView(StockChangeViewMixin, views.APIView):
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permission_classes = [IsAuthenticated]
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def get(self, request, customer_id: int):
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if not self.check_employee_permission(request):
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return self.permission_error_response('无权限访问')
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merchant = request.user.employee.merchant
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try:
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customer = basic_models.Customer.objects.get(id=customer_id, merchant=merchant)
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except basic_models.Customer.DoesNotExist:
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return self.not_found_response('客户不存在')
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balance: Decimal = business_services.BalanceService.get_customer_balance(
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merchant=merchant,
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customer=customer,
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)
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return Response(
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{
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'customer': customer.id,
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'customer_name': customer.name,
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'balance': str(balance),
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}
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)
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