morpheus4j/dist/services/logger.js

Morpheus is a migration tool for Neo4j. It aims to be a simple and intuitive way to migrate your database.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Logger = void 0;
const kleur_1 = require("kleur");
class Logger {
    static logLevel = 'info';
    static useJson = false;
    static debug(message) {
        if (!this.shouldLog('debug'))
            return;
        const timestamp = new Date().toISOString();
        console.debug(this.formatMessage('debug', message, timestamp));
    }
    static error(message, error) {
        if (!this.shouldLog('error'))
            return;
        const timestamp = new Date().toISOString();
        const logMessage = this.formatMessage('error', message, timestamp);
        console.error(logMessage);
        if (error) {
            console.error(this.formatMessage('error', error.stack || error.message, timestamp));
        }
    }
    static info(message) {
        if (!this.shouldLog('info'))
            return;
        const timestamp = new Date().toISOString();
        console.log(this.formatMessage('info', message, timestamp));
    }
    static initialize(useJson = false, debug = false) {
        this.logLevel = debug ? 'debug' : 'info';
        this.useJson = useJson;
    }
    static isDebugEnabled() {
        return this.logLevel === 'debug';
    }
    static warn(message) {
        if (!this.shouldLog('warn'))
            return;
        const timestamp = new Date().toISOString();
        console.warn(this.formatMessage('warn', message, timestamp));
    }
    static formatMessage(level, message, timestamp) {
        if (this.useJson) {
            return JSON.stringify({
                level,
                message: message instanceof Error ? message.message : message,
                timestamp,
            });
        }
        const prefix = this.getLevelPrefix(level);
        const color = this.getColorForLevel(level);
        return `${(0, kleur_1.gray)(timestamp)} ${color(prefix)} ${message}`;
    }
    static getColorForLevel(level) {
        const colors = {
            debug: kleur_1.gray,
            default: kleur_1.gray,
            error: kleur_1.red,
            info: kleur_1.blue,
            warn: kleur_1.yellow,
        };
        return colors[level] || colors.default;
    }
    static getLevelPrefix(level) {
        const prefixes = {
            debug: 'DEBUG',
            default: '•',
            error: '✖',
            info: 'ℹ',
            warn: '⚠',
        };
        return prefixes[level] || prefixes.default;
    }
    static shouldLog(level) {
        const levels = ['debug', 'info', 'warn', 'error'];
        return levels.indexOf(level) >= levels.indexOf(this.logLevel);
    }
}
exports.Logger = Logger;
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