from rest_framework import status
from rest_framework.response import Response
from rest_framework.views import APIView

from core.access import use_jwt_auth
from core.drf_mixins import JwtAuthMixin
from .services import parse_upload_file, import_contacts_from_rows


class ImportContactsView(JwtAuthMixin, APIView):
    def post(self, request):
        file = request.FILES.get('file')
        if not file:
            return Response({'error': 'Файл не передан.'}, status=status.HTTP_400_BAD_REQUEST)
        try:
            rows, error = parse_upload_file(file)
            if error:
                return Response({'error': error}, status=status.HTTP_400_BAD_REQUEST)
            owner = request.user if use_jwt_auth() and request.user.is_authenticated else None
            return Response(import_contacts_from_rows(rows, owner=owner))
        except Exception as e:
            return Response(
                {'error': f'Ошибка разбора файла: {e}'},
                status=status.HTTP_400_BAD_REQUEST,
            )