27 lines
971 B
JavaScript
27 lines
971 B
JavaScript
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const winston = require('winston');
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const path = require('path');
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const logger = winston.createLogger({
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level: process.env.LOG_LEVEL || 'info',
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format: winston.format.combine(
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winston.format.timestamp({ format: 'YYYY-MM-DD HH:mm:ss' }),
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winston.format.errors({ stack: true }),
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winston.format.json()
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),
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defaultMeta: { service: 'lottery-api' },
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transports: [
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new winston.transports.File({ filename: path.join(__dirname, '../logs/error.log'), level: 'error' }),
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new winston.transports.File({ filename: path.join(__dirname, '../logs/combined.log') }),
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new winston.transports.Console({
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format: winston.format.combine(
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winston.format.colorize(),
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winston.format.printf(({ timestamp, level, message, ...meta }) => {
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const metaStr = Object.keys(meta).length ? JSON.stringify(meta) : '';
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return `${timestamp} [${level}]: ${message} ${metaStr}`;
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})
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)
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})
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]
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});
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module.exports = logger;
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