import { Router } from "express";
import { type AuthenticatedRequest } from "../middleware/auth.middleware";
import {
  getDirectoryFolders,
  createDirectoryFolder,
  updateDirectoryFolder,
  deleteDirectoryFolder,
  moveDirectoryToFolder,
  reorderDirectoryFolders,
  moveDirectoryFolder,
} from "../storage/folder.storage";

export function registerDirectoryFolderRoutes(router: ReturnType<typeof Router>): void {
  router.get('/api/directories/folders', async (req: AuthenticatedRequest, res) => {
    try {
      const folders = await getDirectoryFolders(req.organizationId!);
      res.json({ success: true, folders });
    } catch (error) {
      console.error('Get directory folders error:', error);
      res.status(500).json({ success: false, error: 'Ошибка при получении папок' });
    }
  });

  router.post('/api/directories/folders', async (req: AuthenticatedRequest, res) => {
    try {
      const { name, parentId, position } = req.body;
      if (!name || typeof name !== 'string') {
        return res.status(400).json({ success: false, error: 'Название папки обязательно' });
      }
      const folder = await createDirectoryFolder({
        organizationId: req.organizationId!,
        name,
        parentId: parentId ?? null,
        position: position ?? 0,
      });
      res.status(201).json({ success: true, folder });
    } catch (error) {
      console.error('Create directory folder error:', error);
      res.status(500).json({ success: false, error: 'Ошибка при создании папки' });
    }
  });

  router.put('/api/directories/folders/:id', async (req: AuthenticatedRequest, res) => {
    try {
      const id = parseInt(req.params.id);
      const { name, parentId, position } = req.body;
      let folder;
      if (parentId !== undefined || position !== undefined) {
        folder = await moveDirectoryFolder(id, req.organizationId!, parentId ?? null, position ?? 0);
      } else {
        folder = await updateDirectoryFolder(id, req.organizationId!, { name });
      }
      if (!folder) {
        return res.status(404).json({ success: false, error: 'Папка не найдена' });
      }
      res.json({ success: true, folder });
    } catch (error) {
      console.error('Update directory folder error:', error);
      res.status(500).json({ success: false, error: 'Ошибка при обновлении папки' });
    }
  });

  router.delete('/api/directories/folders/:id', async (req: AuthenticatedRequest, res) => {
    try {
      const id = parseInt(req.params.id);
      await deleteDirectoryFolder(id, req.organizationId!);
      res.json({ success: true });
    } catch (error) {
      console.error('Delete directory folder error:', error);
      res.status(500).json({ success: false, error: 'Ошибка при удалении папки' });
    }
  });

  router.patch('/api/directories/folders/reorder', async (req: AuthenticatedRequest, res) => {
    try {
      const { updates } = req.body;
      if (!Array.isArray(updates)) {
        return res.status(400).json({ success: false, error: 'Некорректные данные' });
      }
      await reorderDirectoryFolders(req.organizationId!, updates);
      res.json({ success: true });
    } catch (error) {
      console.error('Reorder directory folders error:', error);
      res.status(500).json({ success: false, error: 'Ошибка при изменении порядка' });
    }
  });

  router.patch('/api/directories/:id/folder', async (req: AuthenticatedRequest, res) => {
    try {
      const id = parseInt(req.params.id);
      const { folderId } = req.body;
      const table = await moveDirectoryToFolder(id, req.organizationId!, folderId ?? null);
      if (!table) {
        return res.status(404).json({ success: false, error: 'Справочник не найден' });
      }
      res.json({ success: true, table });
    } catch (error) {
      console.error('Move directory to folder error:', error);
      res.status(500).json({ success: false, error: 'Ошибка при перемещении справочника' });
    }
  });
}