improve logging

server/log.js

@@ -1,16 +1,35 @@
 const { createLogger, transports, format } = require('winston')
+const DailyRotateFile = require('winston-daily-rotate-file')
+const dayjs = require('dayjs')
+const config = require('config')
+
+const gancioFormat = format.printf(({ timestamp, level, message }) => {
+  return `${dayjs(timestamp).format('DD MMM YYYY HH:mm:ss')} ${level}: ${message}`
+})
 
 const logger = createLogger({
+  exitOnError: false,
   transports: process.env.NODE_ENV !== 'production'
     ? [new transports.Console(
-        { level: 'debug', format: format.combine(format.colorize(), format.simple(), format.errors({ stack: true })) }
-      )]
-    : [new transports.File(
         {
-          filename: 'gancio.log',
-          format: format.combine(format.simple(), format.errors({ stack: true }))
+          handleExceptions: true,
+          handleRejections: true,
+          level: 'debug',
+          format: format.combine(format.timestamp(), format.splat(), format.colorize(), gancioFormat)
         }
       )]
+    : [new DailyRotateFile({
+        handleExceptions: true,
+        handleRejections: true,
+        level: config.loglevel || 'info',
+        filename: './logs/gancio.%DATE%.log',
+        symlinkName: 'gancio.log',
+        createSymlink: true,
+        zippedArchive: true,
+        maxSize: '10m',
+        maxFiles: '14d',
+        format: format.combine(format.timestamp(), format.splat(), gancioFormat)
+      })]
 })
 
 module.exports = logger