import { useState, useCallback, useEffect } from 'react';
import { getDocuments, deleteDocument as deleteDocumentApi, updateDocument as updateDocumentApi } from '@/lib/api/documents';
import { Document } from '@/types/document';
import { logger } from '@/lib/logger';

const MODULE = 'useDocuments';

interface UseDocumentsOptions {
  query?: string;
  categoryId?: string;
  autoFetch?: boolean;
}

interface UseDocumentsReturn {
  documents: Document[];
  isLoading: boolean;
  error: string | null;
  fetchDocuments: () => Promise<void>;
  deleteDocument: (id: string) => Promise<void>;
  updateDocument: (id: string, extractedData: Record<string, unknown>) => Promise<void>;
  refetch: () => void;
}

/**
 * Hook personalizado para gestionar documentos
 *
 * Reemplaza las llamadas a Server Actions
 */
export function useDocuments(options: UseDocumentsOptions = {}): UseDocumentsReturn {
  const { query, categoryId, autoFetch = true } = options;

  const [documents, setDocuments] = useState<Document[]>([]);
  const [isLoading, setIsLoading] = useState(true);
  const [error, setError] = useState<string | null>(null);
  const [refetchKey, setRefetchKey] = useState(0);

  const fetchDocuments = useCallback(async () => {
    setIsLoading(true);
    setError(null);

    try {
      logger.debug(MODULE, 'Cargando documentos', { query, categoryId });
      const data = await getDocuments({ query, categoryId });
      logger.info(MODULE, `Documentos cargados: ${data.length}`);
      setDocuments(data);
    } catch (err) {
      const errorMessage = err instanceof Error ? err.message : 'Error al cargar documentos';
      logger.error(MODULE, 'Error al cargar documentos', err instanceof Error ? err : undefined);
      setError(errorMessage);
      setDocuments([]);
    } finally {
      setIsLoading(false);
    }
  }, [query, categoryId, refetchKey]);

  const deleteDocument = useCallback(async (id: string) => {
    logger.info(MODULE, 'Eliminando documento', { id });
    await deleteDocumentApi(id);
    logger.info(MODULE, 'Documento eliminado', { id });
    setRefetchKey(prev => prev + 1);
  }, []);

  const updateDocument = useCallback(async (
    id: string,
    extractedData: Record<string, unknown>
  ) => {
    logger.debug(MODULE, 'Actualizando documento', { id });
    await updateDocumentApi(id, extractedData);
    logger.info(MODULE, 'Documento actualizado', { id });
    setRefetchKey(prev => prev + 1);
  }, []);

  const refetch = useCallback(() => {
    setRefetchKey(prev => prev + 1);
  }, []);

  useEffect(() => {
    if (autoFetch) {
      fetchDocuments();
    }
  }, [fetchDocuments, autoFetch]);

  return {
    documents,
    isLoading,
    error,
    fetchDocuments,
    deleteDocument,
    updateDocument,
    refetch,
  };
}