helpdesk-texnet/backend/src/controllers/zakazky.controller.ts

import { Response } from 'express';
import { successResponse, errorResponse, parseQueryInt, getQueryString } from '../utils/helpers';
import { AuthRequest } from '../middleware/auth.middleware';
import { externalDbService } from '../services/externalDb.service';

// Check if external DB is configured
export const checkConfiguration = async (_req: AuthRequest, res: Response): Promise<void> => {
  const isConfigured = externalDbService.isConfigured();
  successResponse(res, { configured: isConfigured });
};

// Get zakazky by year
export const getZakazky = async (req: AuthRequest, res: Response): Promise<void> => {
  try {
    if (!externalDbService.isConfigured()) {
      errorResponse(res, 'Externá databáza nie je nakonfigurovaná.', 503);
      return;
    }

    const rok = parseQueryInt(req.query.rok, new Date().getFullYear());
    const search = getQueryString(req, 'search');

    console.log(`[Zakazky] Fetching year=${rok}, search=${search || 'none'}`);

    let zakazky;

    if (search) {
      zakazky = await externalDbService.searchZakazky(rok, search);
    } else {
      zakazky = await externalDbService.getZakazkyByYear(rok);
    }

    console.log(`[Zakazky] Found ${zakazky.length} records`);
    successResponse(res, zakazky);
  } catch (error) {
    const err = error as Error;
    console.error('[Zakazky] Error:', err.message, err.stack);
    // Return detailed error in development
    const message = process.env.NODE_ENV === 'development'
      ? `Chyba: ${err.message}`
      : 'Chyba pri načítaní zákaziek z externej databázy.';
    errorResponse(res, message, 500);
  }
};

// Get available years (current year and 5 years back)
export const getAvailableYears = async (_req: AuthRequest, res: Response): Promise<void> => {
  const currentYear = new Date().getFullYear();
  const years = [];

  for (let i = 0; i <= 5; i++) {
    years.push(currentYear - i);
  }

  successResponse(res, years);
};