"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
    }
    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
    var ownKeys = function(o) {
        ownKeys = Object.getOwnPropertyNames || function (o) {
            var ar = [];
            for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
            return ar;
        };
        return ownKeys(o);
    };
    return function (mod) {
        if (mod && mod.__esModule) return mod;
        var result = {};
        if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
        __setModuleDefault(result, mod);
        return result;
    };
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.Logger = void 0;
const winston = __importStar(require("winston"));
class Logger {
    constructor() {
        this.logger = winston.createLogger({
            level: 'info',
            transports: [
                new winston.transports.Console({
                    format: winston.format.combine(winston.format.colorize(), winston.format.timestamp({
                        format: 'YYYY-MM-DD HH:mm:ss',
                    }), winston.format.printf(({ timestamp, level, message, ...meta }) => {
                        let metaString = Object.keys(meta).length ? JSON.stringify(meta, null, 2) : '';
                        return `${timestamp} ${level}: ${message} ${metaString}`;
                    })),
                }),
            ],
        });
    }
    static getInstance() {
        if (!Logger.instance) {
            Logger.instance = new Logger();
        }
        return Logger.instance;
    }
    log(level, message, metadata = {}) {
        this.logger.log(level, message, metadata);
    }
    static info(message, metadata = {}) {
        Logger.getInstance().log('info', message, metadata);
    }
    static warn(message, metadata = {}) {
        Logger.getInstance().log('warn', message, metadata);
    }
    static error(message, metadata = {}) {
        Logger.getInstance().log('error', message, metadata);
    }
    static debug(message, metadata = {}) {
        Logger.getInstance().log('debug', message, metadata);
    }
    static requestLogger() {
        return (req, res, next) => {
            Logger.info(`Request received: ${req.method} ${req.originalUrl}`);
            res.on('finish', () => {
                Logger.info(`Response sent: ${req.method} ${req.originalUrl} - Status: ${res.statusCode}`);
            });
            next();
        };
    }
}
exports.Logger = Logger;
exports.default = Logger;
if (typeof module !== "undefined" && module.exports) {
    module.exports = Logger;
}