50 lines
1000 B
JavaScript
50 lines
1000 B
JavaScript
const fs = require('fs-extra');
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const Logger = require('./Logger');
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let instance = null;
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//singleton
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class AppLogger {
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constructor() {
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if (!instance) {
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instance = this;
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}
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this.inited = false;
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return instance;
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}
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init(config) {
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if (this.inited)
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throw new Error('already inited');
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let loggerParams = null;
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if (config.loggingEnabled) {
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fs.ensureDirSync(config.logDir);
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loggerParams = [
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{log: 'ConsoleLog'},
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{log: 'FileLog', fileName: `${config.logDir}/${config.name}.log`},
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];
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}
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this._logger = new Logger(loggerParams);
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this.inited = true;
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return this.logger;
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}
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get logger() {
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if (this.inited)
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return this._logger;
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throw new Error('not inited');
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}
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get log() {
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const l = this.logger;
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return l.log.bind(l);
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}
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}
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module.exports = AppLogger;
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