'use client';
import { useCallback, useEffect, useState } from 'react';

/** Hook genérico para chamadas assíncronas (mocks ou API real). */
export function useApi<T>(fn: () => Promise<T>, deps: unknown[] = []) {
  const [data, setData] = useState<T | null>(null);
  const [loading, setLoading] = useState(true);
  const [error, setError] = useState<string | null>(null);

  const run = useCallback(() => {
    setLoading(true);
    setError(null);
    fn()
      .then(setData)
      .catch((e) => setError(e instanceof Error ? e.message : 'Erro inesperado'))
      .finally(() => setLoading(false));
    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, deps);

  useEffect(() => {
    run();
  }, [run]);

  return { data, loading, error, refetch: run };
}