from django.shortcuts import render
from rest_framework import generics, permissions
from rest_framework.response import Response
from rest_framework.decorators import api_view
from .models import User
from .serializers import UserSerializer


class UserListView(generics.ListAPIView):
    """
    API view to retrieve list of users.
    """
    queryset = User.objects.all()
    serializer_class = UserSerializer
    permission_classes = [permissions.IsAuthenticated]


class UserDetailView(generics.RetrieveAPIView):
    """
    API view to retrieve a single user.
    """
    queryset = User.objects.all()
    serializer_class = UserSerializer
    permission_classes = [permissions.IsAuthenticated]


@api_view(['GET'])
def current_user(request):
    """
    API endpoint to retrieve the current user's profile.
    """
    serializer = UserSerializer(request.user)
    return Response(serializer.data)