"use client";

import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
import { useState } from "react";
import { Toaster } from "react-hot-toast";

// Shared QueryClient reference so axios interceptor can cancel queries on 403/401 redirect
export let sharedQueryClient: QueryClient | null = null;

export default function Providers({ children }: { children: React.ReactNode }) {
  const [queryClient] = useState(
    () =>
      new QueryClient({
        defaultOptions: {
          queries: {
            staleTime: 60 * 1000,
            refetchOnWindowFocus: false,
            retry: (failureCount, error) => {
              // Never retry 401/403/404 — these are auth or access errors, not transient
              const status = (error as any)?.response?.status;
              if (status === 401 || status === 403 || status === 404) return false;
              return failureCount < 2;
            },
          },
        },
      })
  );

  // Expose queryClient so axios interceptor can cancel queries
  sharedQueryClient = queryClient;

  return (
    <QueryClientProvider client={queryClient}>
      {children}
      <Toaster
        position="top-right"
        toastOptions={{
          duration: 4000,
          style: {
            background: "#363636",
            color: "#fff",
          },
          success: {
            style: {
              background: "#10B981",
            },
          },
          error: {
            style: {
              background: "#EF4444",
            },
          },
        }}
      />
    </QueryClientProvider>
  );
}