"use client";

import { useMutation, useQueryClient } from "@tanstack/react-query";
import { useCurrentUser } from "@/hooks/use-current-user";

async function deleteMovie(movieId: string) {
  const res = await fetch(`/api/movies/${movieId}`, {
    method: "DELETE",
  });

  if (!res.ok) {
    const data = await res.json().catch(() => ({}));
    throw new Error(data.error || "Failed to delete movie");
  }

  return res.json();
}

export function useDeleteMovie(groupId: string) {
  const queryClient = useQueryClient();
  const { data: currentUser } = useCurrentUser();

  return useMutation({
    mutationFn: deleteMovie,
    onSuccess: () => {
      void queryClient.invalidateQueries({ queryKey: ["group-movies", groupId] });
      if (currentUser) {
        void queryClient.invalidateQueries({
          queryKey: ["all-user-movies", currentUser.id],
        });
      }
    },
  });
}