111 lines
3.6 KiB
TypeScript
111 lines
3.6 KiB
TypeScript
import * as cluster from 'cluster';
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import * as os from 'os';
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import chalk from 'chalk';
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import * as dateformat from 'dateformat';
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import { program } from '../argv';
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import { getRepository } from 'typeorm';
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import { Log } from '../models/entities/log';
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import { genId } from '../misc/gen-id';
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type Domain = {
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name: string;
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color?: string;
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};
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type Level = 'error' | 'success' | 'warning' | 'debug' | 'info';
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export default class Logger {
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private domain: Domain;
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private parentLogger: Logger | null = null;
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private store: boolean;
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constructor(domain: string, color?: string, store = true) {
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this.domain = {
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name: domain,
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color: color,
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};
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this.store = store;
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}
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public createSubLogger(domain: string, color?: string, store = true): Logger {
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const logger = new Logger(domain, color, store);
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logger.parentLogger = this;
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return logger;
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}
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private log(level: Level, message: string, data?: Record<string, any> | null, important = false, subDomains: Domain[] = [], store = true): void {
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if (program.quiet) return;
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if (!this.store) store = false;
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if (this.parentLogger) {
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this.parentLogger.log(level, message, data, important, [this.domain].concat(subDomains), store);
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return;
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}
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const time = dateformat(new Date(), 'HH:MM:ss');
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const worker = cluster.isMaster ? '*' : cluster.worker.id;
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const l =
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level === 'error' ? important ? chalk.bgRed.white('ERR ') : chalk.red('ERR ') :
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level === 'warning' ? chalk.yellow('WARN') :
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level === 'success' ? important ? chalk.bgGreen.white('DONE') : chalk.green('DONE') :
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level === 'debug' ? chalk.gray('VERB') :
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level === 'info' ? chalk.blue('INFO') :
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null;
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const domains = [this.domain].concat(subDomains).map(d => d.color ? chalk.keyword(d.color)(d.name) : chalk.white(d.name));
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const m =
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level === 'error' ? chalk.red(message) :
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level === 'warning' ? chalk.yellow(message) :
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level === 'success' ? chalk.green(message) :
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level === 'debug' ? chalk.gray(message) :
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level === 'info' ? message :
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null;
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let log = `${l} ${worker}\t[${domains.join(' ')}]\t${m}`;
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if (program.withLogTime) log = chalk.gray(time) + ' ' + log;
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console.log(important ? chalk.bold(log) : log);
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if (store) {
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const Logs = getRepository(Log);
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Logs.insert({
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id: genId(),
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createdAt: new Date(),
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machine: os.hostname(),
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worker: worker.toString(),
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domain: [this.domain].concat(subDomains).map(d => d.name),
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level: level,
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message: message,
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data: data,
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} as Log);
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}
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}
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public error(x: string | Error, data?: Record<string, any> | null, important = false): void { // 実行を継続できない状況で使う
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if (x instanceof Error) {
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data = data || {};
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data.e = x;
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this.log('error', x.toString(), data, important);
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} else {
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this.log('error', x, data, important);
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}
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}
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public warn(message: string, data?: Record<string, any> | null, important = false): void { // 実行を継続できるが改善すべき状況で使う
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this.log('warning', message, data, important);
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}
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public succ(message: string, data?: Record<string, any> | null, important = false): void { // 何かに成功した状況で使う
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this.log('success', message, data, important);
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}
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public debug(message: string, data?: Record<string, any> | null, important = false): void { // デバッグ用に使う(開発者に必要だが利用者に不要な情報)
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if (process.env.NODE_ENV != 'production' || program.verbose) {
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this.log('debug', message, data, important);
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}
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}
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public info(message: string, data?: Record<string, any> | null, important = false): void { // それ以外
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this.log('info', message, data, important);
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}
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}
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