import log4js from "log4js";

// 日志目录可通过环境变量 LOG_DIR 配置，默认 logs
const LOG_DIR = process.env.LOG_DIR || "logs";

log4js.configure({
    appenders: {
        all: {
            type: "file",
            filename: `${LOG_DIR}/all.log`,
            maxLogSize: 102400,
            pattern: "-yyyy-MM-dd.log",
            alwaysIncludePattern: true,
            backups: 3,
            layout: {
                type: 'pattern',
                pattern: '[%d{yyyy-MM-dd hh:mm:ss}] [%p] %m',
            },
        },
        error: {
            type: "file",
            filename: `${LOG_DIR}/error.log`,
            maxLogSize: 102400,
            pattern: "-yyyy-MM-dd.log",
            alwaysIncludePattern: true,
            backups: 3,
            layout: {
                type: 'pattern',
                pattern: '[%d{yyyy-MM-dd hh:mm:ss}] [%p] %m',
            },
        },
        jobs: {
            type: "file",
            filename: `${LOG_DIR}/jobs.log`,
            maxLogSize: 102400,
            pattern: "-yyyy-MM-dd.log",
            alwaysIncludePattern: true,
            backups: 3,
            layout: {
                type: 'pattern',
                pattern: '[%d{yyyy-MM-dd hh:mm:ss}] [%p] %m',
            },
        },
        console: {
            type: "console",
            layout: {
                type: "pattern",
                pattern: '\x1b[36m[%d{yyyy-MM-dd hh:mm:ss}]\x1b[0m \x1b[1m[%p]\x1b[0m %m',
            },
        },
    },
    categories: {
        jobs: { appenders: ["console", "jobs"], level: "info" },
        error: { appenders: ["console", "error"], level: "error" },
        default: { appenders: ["console", "all", "error"], level: "all" },
    },
});

// 导出常用 logger 实例，便于直接引用
export const logger = log4js.getLogger(); // default
export const jobLogger = log4js.getLogger('jobs');
export const errorLogger = log4js.getLogger('error');