import fs from 'fs';

const routesFile = './data/routes.json';

export class DataManager {
    constructor() {
    }

    saveRoutes() {
        const jsonString = JSON.stringify(global.routes, null, 2);
        fs.writeFile(routesFile, jsonString, err => {
            if (err) {
                console.log('Error writing file', err);
                return;
            }
        });
    }

    readRoutes() {
        fs.readFile(routesFile, 'utf8', (err, jsonString) => {
            if (err) {
                console.log("File read failed:", err);
                return;
            }
            try {
                global.routes = JSON.parse(jsonString);
            } catch(err) {
                console.log('Error parsing JSON string:', err);
            }
        });
    }
}

export default DataManager;