from apps.product.web.api.v1 import serializers as product_serializers
from rest_framework.exceptions import APIException
from apps.product import models as product_models
from rest_framework.response import Response
from rest_framework.decorators import action
from rest_framework import viewsets
from rest_framework import status
from django.db import transaction


def trash(queryset, pk):  # noqa
    """ sent object to trash """
    obj = queryset.get(id=pk)
    obj.trash = True
    obj.save()


def delete(queryset, pk):
    """ full delete object """
    obj = queryset.get(id=pk)
    obj.delete()


class ProductViewSet(viewsets.ModelViewSet):
    queryset = product_models.Product.objects.all()
    serializer_class = product_serializers.ProductSerializer

    @action(
        methods=['put'],
        detail=True,
        url_path='trash',
        url_name='trash',
        name='trash',
    )
    @transaction.atomic
    def trash(self, request, pk=None):
        """ Sent product to trash """
        try:
            trash(self.queryset, pk)
        except APIException as e:
            return Response(e, status.HTTP_204_NO_CONTENT)

    @action(
        methods=['post'],
        detail=True,
        url_name='delete',
        url_path='delete',
        name='delete'
    )
    @transaction.atomic
    def delete(self, request, pk=None):
        """ Full delete of product object """
        try:
            delete(self.queryset, pk)
            return Response(status=status.HTTP_200_OK)
        except APIException as e:
            return Response(e, status=status.HTTP_204_NO_CONTENT)


class ReferenceProductViewSet(viewsets.ModelViewSet):
    queryset = product_models.ReferenceProduct.objects.all()
    serializer_class = product_serializers.ReferenceProductSerializer

    @action(
        methods=['put'],
        detail=True,
        url_path='trash',
        url_name='trash',
        name='trash',
    )
    @transaction.atomic
    def trash(self, request, pk=None):
        """ Sent product to trash """
        try:
            trash(self.queryset, pk)
        except APIException as e:
            return Response(e, status.HTTP_204_NO_CONTENT)

    @action(
        methods=['post'],
        detail=True,
        url_name='delete',
        url_path='delete',
        name='delete'
    )
    @transaction.atomic
    def delete(self, request, pk=None):
        """ Full delete of product object """
        try:
            delete(self.queryset, pk)
            return Response(status=status.HTTP_200_OK)
        except APIException as e:
            return Response(e, status=status.HTTP_204_NO_CONTENT)


class AttributeViewSet(viewsets.ModelViewSet):
    """ attributes of reference product """

    queryset = product_models.Attribute.objects.all()
    serializer_class = product_serializers.AttributeSerializer

    @action(
        methods=['put'],
        detail=True,
        url_path='trash',
        url_name='trash',
        name='trash',
    )
    @transaction.atomic
    def trash(self, request, pk=None):
        """ Sent attribute to trash """
        try:
            trash(self.queryset, pk)
        except APIException as e:
            return Response(e, status.HTTP_204_NO_CONTENT)

    @action(
        methods=['post'],
        detail=True,
        url_name='delete',
        url_path='delete',
        name='delete'
    )
    @transaction.atomic
    def delete(self, request, pk=None):
        """ Full delete of attribute object """
        try:
            delete(self.queryset, pk)
            return Response(status=status.HTTP_200_OK)
        except APIException as e:
            return Response(e, status=status.HTTP_204_NO_CONTENT)


class AttributeValueViewSet(viewsets.ModelViewSet):
    """ apis for attribute values of child products """  # noqa

    queryset = product_models.AttributeValue.objects.all()
    serializer_class = product_serializers.AttributeValueSerializer

    @action(
        methods=['put'],
        detail=True,
        url_path='trash',
        url_name='trash',
        name='trash',
    )
    @transaction.atomic
    def trash(self, request, pk=None):
        """ Sent attribute value to trash """
        try:
            trash(self.queryset, pk)
        except APIException as e:
            return Response(e, status.HTTP_204_NO_CONTENT)

    @action(
        methods=['post'],
        detail=True,
        url_name='delete',
        url_path='delete',
        name='delete'
    )
    @transaction.atomic
    def delete(self, request, pk=None):
        """ Full delete of attribute value object """
        try:
            delete(self.queryset, pk)
            return Response(status=status.HTTP_200_OK)
        except APIException as e:
            return Response(e, status=status.HTTP_204_NO_CONTENT)


class BrokerViewSet(viewsets.ModelViewSet):
    """ apis of product brokers """  # noqa

    queryset = product_models.Broker.objects.all()
    serializer_class = product_serializers.BrokerSerializer

    @action(
        methods=['put'],
        detail=True,
        url_path='trash',
        url_name='trash',
        name='trash',
    )
    @transaction.atomic
    def trash(self, request, pk=None):
        """ Sent broker to trash """
        try:
            trash(self.queryset, pk)
        except APIException as e:
            return Response(e, status.HTTP_204_NO_CONTENT)

    @action(
        methods=['post'],
        detail=True,
        url_name='delete',
        url_path='delete',
        name='delete'
    )
    @transaction.atomic
    def delete(self, request, pk=None):
        """ Full delete of broker object """
        try:
            delete(self.queryset, pk)
            return Response(status=status.HTTP_200_OK)
        except APIException as e:
            return Response(e, status=status.HTTP_204_NO_CONTENT)


class SaleUnitViewSet(viewsets.ModelViewSet):
    """ apis of unit of sale for products """  # noqa

    queryset = product_models.SaleUnit.objects.all()
    serializer_class = product_serializers.SaleUnitSerializer

    @action(
        methods=['put'],
        detail=True,
        url_path='trash',
        url_name='trash',
        name='trash',
    )
    @transaction.atomic
    def trash(self, request, pk=None):
        """ Sent unit sale to trash """
        try:
            trash(self.queryset, pk)
        except APIException as e:
            return Response(e, status.HTTP_204_NO_CONTENT)

    @action(
        methods=['post'],
        detail=True,
        url_name='delete',
        url_path='delete',
        name='delete'
    )
    @transaction.atomic
    def delete(self, request, pk=None):
        """ Full delete of unit sale object """
        try:
            delete(self.queryset, pk)
            return Response(status=status.HTTP_200_OK)
        except APIException as e:
            return Response(e, status=status.HTTP_204_NO_CONTENT)