const axios = require('axios');
const WebSocket = require('ws');
const iconv = require('iconv-lite');
const logger = require('../logger')
exports.checkDb = async (req, res) => {
let adminToDbStatus = { status: 'offline', message: 'Test not performed' };
    try {
        const dbConfig = {
            user: process.env.DB_USER,
            password: process.env.DB_PASSWORD,
            server: process.env.DB_SERVER,
            database: process.env.DB_NAME,
            options: { encrypt: false, trustServerCertificate: true },
            pool: { max: 1, min: 0, idleTimeoutMillis: 5000 },
            requestTimeout: 5000
        };
        const pool = new sql.ConnectionPool(dbConfig);
        await pool.connect();
        await pool.query`SELECT 1`;
        adminToDbStatus = { status: 'online', message: 'Прямое подключение успешно' };
        await pool.close();
    } catch (error) {
        adminToDbStatus = { status: 'offline', message: `Ошибка прямого подключения: ${error.message}` };
    }

    let backendToDbStatus = { status: 'offline', message: 'Test not performed' };
    try {
        const response = await axios.get(`${process.env.BACKEND_URL}/api/db-status`, { timeout: 3000 });
        if (response.data.status === 'ok') {
            backendToDbStatus = { status: 'online', message: 'Бэкенд успешно подключен' };
        } else {
            backendToDbStatus = { status: 'offline', message: 'Бэкенд сообщил об ошибке' };
        }
    } catch (error) {
        backendToDbStatus = { status: 'offline', message: 'Не удалось связаться с бэкендом' };
    }

    res.json({
        adminToDb: adminToDbStatus,
        backendToDb: backendToDbStatus
    });
};

exports.checkStatus = async (req, res) => {
        try {
            await axios.get(`${process.env.BACKEND_URL}/api/test`, { timeout: 2000 });
            res.json({ status: 'online' });
        } catch (error) {
            res.json({ status: 'offline' });
        }
    };