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from drf_yasg import openapi
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from drf_yasg.utils import swagger_auto_schema
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from rest_framework import status, views
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from rest_framework.decorators import action
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from rest_framework.response import Response
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from ERP_5.utils.cont import NumberPrefix
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from ERP_5.utils.generate_code import generate_code
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class MultipleDestroyMixin:
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"""
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自定义，批量删除的视图函数
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"""
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del_ids = openapi.Schema(type=openapi.TYPE_OBJECT, required=['ids'], properties={
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'ids': openapi.Schema(type=openapi.TYPE_ARRAY, items=openapi.Schema(type=openapi.TYPE_INTEGER),
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description="选择哪些需要删除的ID（主键）列表")
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})
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@swagger_auto_schema(method='delete', request_body=del_ids, operation_description="批量删除")
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@action(methods=['delete'], detail=False)
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def multiple_delete(self, request, *args, **kwargs):
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delete_ids = request.data.get('ids')
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if not delete_ids:
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return Response(data={'detail': '参数错误,ids为必传参数'}, status=status.HTTP_400_BAD_REQUEST)
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if not isinstance(delete_ids, list):
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return Response(data={'detail': 'ids格式错误,必须为List'}, status=status.HTTP_400_BAD_REQUEST)
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queryset = self.get_queryset()
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del_queryset = queryset.filter(id__in=delete_ids)
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if len(delete_ids) != del_queryset.count():
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return Response(data={'detail': '删除数据不存在'}, status=status.HTTP_400_BAD_REQUEST)
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del_queryset.delete()
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return Response(status=status.HTTP_204_NO_CONTENT)
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class MultipleOpenMixin:
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"""
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自定义，批量启用或者禁用的视图函数
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"""
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del_ids = openapi.Schema(type=openapi.TYPE_OBJECT, required=['ids'], properties={
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'ids': openapi.Schema(type=openapi.TYPE_ARRAY, items=openapi.Schema(type=openapi.TYPE_INTEGER),
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description="选择哪些批量处理的ID（主键）列表"),
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'is_open': openapi.Schema(type=openapi.TYPE_STRING, description="是否启用，启用：0，禁用：1")
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})
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@swagger_auto_schema(method='delete', request_body=del_ids, operation_description="批量启用或者禁用")
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@action(methods=['delete'], detail=False)
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def multiple_open(self, request, *args, **kwargs):
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delete_ids = request.data.get('ids')
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is_open = request.data.get('is_open') # 是否启用，启用表示：0，禁用表示:1。
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if not delete_ids:
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return Response(data={'detail': '参数错误,ids为必传参数'}, status=status.HTTP_400_BAD_REQUEST)
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if not isinstance(delete_ids, list):
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return Response(data={'detail': 'ids格式错误,必须为List'}, status=status.HTTP_400_BAD_REQUEST)
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queryset = self.get_queryset()
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del_queryset = queryset.filter(id__in=delete_ids)
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if len(delete_ids) != del_queryset.count():
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return Response(data={'detail': '传入数据不存在'}, status=status.HTTP_400_BAD_REQUEST)
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del_queryset.update(delete_flag=is_open)
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return Response(status=status.HTTP_204_NO_CONTENT)
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# 生成各种编号的接口
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class GenerateCode(views.APIView):
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query_param = openapi.Parameter(name='prefix', in_=openapi.IN_QUERY,
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description="批号的前缀参考cont.py", type=openapi.TYPE_STRING)
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@swagger_auto_schema(manual_parameters=[query_param])
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def get(self, request, *args, **kwargs):
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"""
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生成各种编号的接口，必须传一个前缀: /api/generate_code/prefix=ord，可以参考cont.py
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返回一个28位的编号字符串, return： code就是生成的编号
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"""
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prefix = request.query_params.get('prefix', None)
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if prefix:
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if prefix in NumberPrefix.__members__:
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code = generate_code(NumberPrefix[prefix].value)
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return Response(data={'code': code}, status=status.HTTP_200_OK)
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else:
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return Response(data={'detail': 'prefix没有配置，参考cont.py'}, status=status.HTTP_400_BAD_REQUEST)
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else:
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return Response(data={'detail': 'prefix没有，该参数必须传'}, status=status.HTTP_400_BAD_REQUEST)
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