🎉 feat: initialize 宇之然AI维度 project

- uni-app Vue3 frontend with dark glassmorphism theme - 5 AI dimensions: Origin / Development / Current / Learning / Trend - AI Chat system prompt updated from geometry to AI - 23 AI knowledge articles initialized in DB - Trend API + cron job for daily news - Product pricing (Pro ¥19.9, VIP ¥39.9) - Pinia stores + API utilities - AGENTS.md documentation
2026-07-10 13:26:04 +08:00
commit 24cd9cef53
107 changed files with 20665 additions and 0 deletions
@@ -0,0 +1,96 @@
+const fs = require('fs')
+const path = require('path')
+
+/**
+ * 日志级别
+ */
+const LOG_LEVELS = {
+  debug: 0,
+  info: 1,
+  warn: 2,
+  error: 3
+}
+
+/**
+ * 日志器
+ */
+class Logger {
+  constructor(level = 'info', logDir = './logs') {
+    this.level = LOG_LEVELS[level] || LOG_LEVELS.info
+    this.logDir = logDir
+    
+    // 确保日志目录存在
+    if (!fs.existsSync(logDir)) {
+      fs.mkdirSync(logDir, { recursive: true })
+    }
+  }
+  
+  /**
+   * 格式化日志消息
+   */
+  formatMessage(level, message, meta = {}) {
+    const timestamp = new Date().toISOString()
+    const metaStr = Object.keys(meta).length > 0 ? JSON.stringify(meta) : ''
+    return `[${timestamp}] [${level.toUpperCase()}] ${message} ${metaStr}\n`
+  }
+  
+  /**
+   * 写入日志文件
+   */
+  writeToFile(level, message, meta) {
+    const date = new Date().toISOString().split('T')[0]
+    const logFile = path.join(this.logDir, `${date}.log`)
+    const logMessage = this.formatMessage(level, message, meta)
+    
+    fs.appendFile(logFile, logMessage, (err) => {
+      if (err) console.error('写入日志失败:', err)
+    })
+  }
+  
+  /**
+   * 记录日志
+   */
+  log(level, message, meta = {}) {
+    if (LOG_LEVELS[level] < this.level) return
+    
+    const formattedMessage = this.formatMessage(level, message, meta)
+    
+    // 控制台输出
+    switch (level) {
+      case 'error':
+        console.error(formattedMessage.trim())
+        break
+      case 'warn':
+        console.warn(formattedMessage.trim())
+        break
+      default:
+        console.log(formattedMessage.trim())
+    }
+    
+    // 文件输出（生产环境）
+    if (process.env.NODE_ENV === 'production') {
+      this.writeToFile(level, message, meta)
+    }
+  }
+  
+  debug(message, meta) {
+    this.log('debug', message, meta)
+  }
+  
+  info(message, meta) {
+    this.log('info', message, meta)
+  }
+  
+  warn(message, meta) {
+    this.log('warn', message, meta)
+  }
+  
+  error(message, meta) {
+    this.log('error', message, meta)
+  }
+}
+
+// 导出单例
+const logger = new Logger(process.env.LOG_LEVEL || 'info')
+
+module.exports = logger