nuxt4-demo/packages/logger/index.ts

import path from "node:path";
import log4js from "log4js";
import fs from "node:fs";

const logDir = path.resolve(process.cwd(), "logs");
const pathLog = path.resolve(logDir, "running.log");

if (!fs.existsSync(logDir)) {
  fs.mkdirSync(logDir, { recursive: true });
}

const configureLogger = () => {
    const log4jsConfig = function () {
        return {
            appenders: {
                file: {
                    type: "file",
                    filename: pathLog,
                },
                console: {
                    type: "console",
                },
            },
            categories: {
                default: {
                    appenders: ["file", "console"],
                    level: "all",
                }
            },
        };
    };
    
    log4js.configure(log4jsConfig());

    return log4js;
}

export default configureLogger();