from django.shortcuts import render
from rest_framework import pagination, status, viewsets
from rest_framework.response import Response

from .models import Word, Grid, Placement, Level

from .serializers import (
    WordSerializer,
    GridSerializer,
    PlacementSerializer,
    LevelSerializer,
)


class LevelViewSet(viewsets.ModelViewSet):
    queryset = Level.objects.all()
    serializer_class = LevelSerializer
    ordering_fields = ["level_number"]


class WordViewSet(viewsets.ModelViewSet):
    queryset = Word.objects.all()
    serializer_class = WordSerializer


class GridViewSet(viewsets.ModelViewSet):
    queryset = Grid.objects.all()
    serializer_class = GridSerializer

    def partial_update(self, request, pk=None):
        instance = self.get_object()
        print(request.data)
        serializer = self.get_serializer(instance, data=request.data, partial=True)
        serializer.is_valid(raise_exception=True)
        self.perform_update(serializer)

        instance.populate()
        serializer = self.get_serializer(instance)
        return Response(serializer.data)


class PlacementViewSet(viewsets.ModelViewSet):
    queryset = Placement.objects.all()
    serializer_class = PlacementSerializer