from django.core.cache import cache
from rest_framework.generics import ListAPIView, RetrieveAPIView
from rest_framework.response import Response

from core.Permission import ReadOnly
from portfolio.models import Portfolio, Category
from portfolio.serializers import PortfolioSerializer, CategorySerializer

CACHE_TTL_SECONDS = 60 * 5


class CategoryList(ListAPIView):
    permission_classes = [ReadOnly]
    queryset = Category.objects.order_by('order').filter(is_active=True, parent__isnull=True).all()
    # serializer_class = ParentSerializer
    serializer_class = CategorySerializer

    def list(self, request, *args, **kwargs):
        cache_key = 'portfolio:category_list'
        cached_data = cache.get(cache_key)
        if cached_data:
            return Response(cached_data)

        response = super().list(request, *args, **kwargs)
        cache.set(cache_key, response.data, timeout=CACHE_TTL_SECONDS)
        return response


class CategoryDetail(RetrieveAPIView):
    permission_classes = [ReadOnly]
    queryset = Category.objects.order_by('order').filter(is_active=True).all()
    serializer_class = CategorySerializer
    lookup_field = 'slug'  # Slug ile arama yapılacak

    def retrieve(self, request, *args, **kwargs):
        cache_key = f"portfolio:category_detail:{kwargs.get('slug')}"
        cached_data = cache.get(cache_key)
        if cached_data:
            return Response(cached_data)

        response = super().retrieve(request, *args, **kwargs)
        cache.set(cache_key, response.data, timeout=CACHE_TTL_SECONDS)
        return response

    def get_serializer_context(self):
        context = super().get_serializer_context()
        return context


# Create your views here.
class PortfolioList(ListAPIView):
    permission_classes = [ReadOnly]
    queryset = Portfolio.objects.all()
    serializer_class = PortfolioSerializer

    def list(self, request, *args, **kwargs):
        cache_key = 'portfolio:portfolio_list'
        cached_data = cache.get(cache_key)
        if cached_data:
            return Response(cached_data)

        response = super().list(request, *args, **kwargs)
        cache.set(cache_key, response.data, timeout=CACHE_TTL_SECONDS)
        return response



class PortfolioDetail(RetrieveAPIView):
    permission_classes = [ReadOnly]
    queryset = Portfolio.objects.all()
    serializer_class = PortfolioSerializer
    lookup_field = 'pk'  # Portfolio modelinde slug olmadığı için pk kullanılıyor

    def retrieve(self, request, *args, **kwargs):
        cache_key = f"portfolio:portfolio_detail:{kwargs.get('pk')}"
        cached_data = cache.get(cache_key)
        if cached_data:
            return Response(cached_data)

        response = super().retrieve(request, *args, **kwargs)
        cache.set(cache_key, response.data, timeout=CACHE_TTL_SECONDS)
        return response