import { useState, useEffect, useCallback } from 'react';
import { getContractById } from '../api/ContractsApi';
import type { ContractDetail } from '../types/ContractDetail';

export function useContractDetail(contractId: number) {
  const [contract, setContract] = useState<ContractDetail | null>(null);
  const [loading, setLoading] = useState(true);
  const [error, setError] = useState<string | null>(null);

  const fetchContract = useCallback(async () => {
    setLoading(true);
    try {
      const data = await getContractById(contractId);
      setContract(data);
      setError(null);
    } catch {
      setError('Contrato no encontrado');
    } finally {
      setLoading(false);
    }
  }, [contractId]);

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

  return { contract, loading, error, refresh: fetchContract };
}