from rest_framework import serializers
from rest_framework.response import Response
from rest_framework.views import APIView
from apps.customer.models import Customer as CustomerModel
from rest_framework import status
from apps.customer.selectors import customer_summery
from utils.tools import inline_serializer


class CustomerSummary(APIView):

    class OutputSerializer(serializers.Serializer):
        customer_notes = inline_serializer(many=True, fields={
            'id': serializers.IntegerField(required=True),
            'created_at': serializers.DateTimeField(required=True),
            'desc': serializers.CharField(required=True)
        })
        customer_leads = inline_serializer(many=True, fields={
            'id': serializers.IntegerField(required=True),
            'title': serializers.CharField(required=True),
            'created_at': serializers.DateTimeField(required=True),
        })

    def get(self, request, customer_id):

        summery = customer_summery(request=request, customer_id=customer_id)
        output = self.OutputSerializer(summery)

        return Response(data=output.data, status=status.HTTP_200_OK)