初始化模版工程

utils/logger.ts

@@ -0,0 +1,35 @@
+import fs from 'node:fs'
+import path from 'node:path'
+import { createLogger, format, transports } from 'winston'
+import DailyRotateFile from 'winston-daily-rotate-file'
+
+const isDev = process.env.NODE_ENV !== 'production'
+
+const logsDir = process.env.LOG_DIR || path.join(process.cwd(), 'logs')
+
+if (!isDev) {
+  fs.mkdirSync(logsDir, { recursive: true })
+}
+
+const outputTransport = isDev
+  ? new transports.Console()
+  : new DailyRotateFile({
+    dirname: logsDir,
+    filename: 'app-%DATE%.log',
+    datePattern: 'YYYY-MM-DD',
+    zippedArchive: false,
+  })
+
+export const logger = createLogger({
+  level: isDev ? 'debug' : 'info',
+  format: format.combine(
+    format.timestamp({ format: 'YYYY-MM-DD HH:mm:ss' }),
+    format.errors({ stack: true }),
+    format.printf(({ timestamp, level, message, stack, ...meta }) => {
+      const metaText = Object.keys(meta).length ? ` ${JSON.stringify(meta)}` : ''
+      const base = `[${timestamp}] ${level}: ${message}${metaText}`
+      return stack ? `${base}\n${stack}` : base
+    })
+  ),
+  transports: [outputTransport],
+})