const path = require('path');
const chokidar = require('chokidar');
const fs = require('fs');
const { logger, ErrorLogger, logRequestInfo } = require('../config/logs');

const userFilePath = path.resolve(__dirname, '../data/user.json');
const setupFilePath = path.resolve(__dirname, '../data/setup.json');

let userData, setupData;

try {
    userData = JSON.parse(fs.readFileSync(userFilePath, 'utf-8'));
} catch (error) {
    ErrorLogger.error(`Error parsing user.json: ${error}`);
}

try {
    setupData = JSON.parse(fs.readFileSync(setupFilePath, 'utf-8'));
} catch (error) {
    ErrorLogger.error(`Error parsing setup.json: ${error}`);
}

const watcher = chokidar.watch([userFilePath, setupFilePath], {
    persistent: true
});

watcher.on('change', (filePath) => {
    let modifiedFile;
    if (filePath === userFilePath) {
        try {
            userData = JSON.parse(fs.readFileSync(filePath, 'utf-8'));
            modifiedFile = 'user.json';
        } catch (error) {
            logger.error(`Error parsing user.json: ${error}`);
        }
    } else if (filePath === setupFilePath) {
        try {
            setupData = JSON.parse(fs.readFileSync(filePath, 'utf-8'));
            modifiedFile = 'setup.json';
        } catch (error) {
            logger.error(`Error parsing setup.json: ${error}`);
        }
    }

    logger.info(`File ${modifiedFile} has been modified`);
});

module.exports = {
    getUserData: () => Promise.resolve(userData),
    getSetupData: () => Promise.resolve(setupData)
};