// logger.js
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const winston = require('winston');
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/**
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* 配置winston日志
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*/
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const logger = winston.createLogger({
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level: 'info',
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format: winston.format.combine(
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winston.format.timestamp({
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format: 'YYYY-MM-DD HH:mm:ss'
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}),
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winston.format.errors({ stack: true }),
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winston.format.splat(),
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winston.format.json()
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),
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defaultMeta: { service: 'dialysis-server' },
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transports: [
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new winston.transports.File({ filename: 'error.log', level: 'error' }),
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new winston.transports.File({ filename: 'combined.log' })
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]
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});
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// 如果不是生产环境，也输出到控制台
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if (process.env.NODE_ENV !== 'production') {
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logger.add(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.simple()
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)
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}));
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}
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module.exports = logger;
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