first commit

src/utils/alert.js

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+const axios = require('axios');
+const config = require('../config');
+const logger = require('../utils/logger');
+
+/**
+ * 通过飞书群机器人 Webhook 发送告警
+ */
+async function sendAlert(title, content, level = 'warning') {
+  const webhookUrl = config.feishu.alertWebhook;
+  if (!webhookUrl) {
+    logger.warn('未配置告警 Webhook，跳过告警发送');
+    return;
+  }
+
+  const colorMap = { info: 'blue', warning: 'orange', error: 'red' };
+
+  const card = {
+    msg_type: 'interactive',
+    card: {
+      header: {
+        title: { tag: 'plain_text', content: `[${level.toUpperCase()}] ${title}` },
+        template: colorMap[level] || 'orange',
+      },
+      elements: [
+        {
+          tag: 'div',
+          text: { tag: 'lark_md', content },
+        },
+        {
+          tag: 'note',
+          elements: [
+            { tag: 'plain_text', content: `文件传输自动化系统 · ${new Date().toLocaleString('zh-CN')}` },
+          ],
+        },
+      ],
+    },
+  };
+
+  try {
+    await axios.post(webhookUrl, card, { timeout: 10000 });
+    logger.info(`告警已发送: ${title}`);
+  } catch (err) {
+    logger.error(`告警发送失败: ${err.message}`);
+  }
+}
+
+module.exports = { sendAlert };

src/utils/date.js

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+const dayjs = require('dayjs');
+
+/**
+ * 获取当天日期字符串，格式 YYYYMMDD
+ */
+function getTodayStr() {
+  return dayjs().format('YYYYMMDD');
+}
+
+/**
+ * 获取当前时间字符串
+ */
+function nowStr() {
+  return dayjs().format('YYYY-MM-DD HH:mm:ss');
+}
+
+module.exports = { getTodayStr, nowStr };

src/utils/logger.js

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+const winston = require('winston');
+const path = require('path');
+const fs = require('fs');
+
+const LOG_DIR = path.join(__dirname, '..', 'data', 'logs');
+if (!fs.existsSync(LOG_DIR)) {
+  fs.mkdirSync(LOG_DIR, { recursive: true });
+}
+
+const logger = winston.createLogger({
+  level: 'info',
+  format: winston.format.combine(
+    winston.format.timestamp({ format: 'YYYY-MM-DD HH:mm:ss' }),
+    winston.format.errors({ stack: true }),
+    winston.format.json()
+  ),
+  defaultMeta: { service: 'file-transfer-automation' },
+  transports: [
+    // 所有日志
+    new winston.transports.File({
+      filename: path.join(LOG_DIR, 'combined.log'),
+      maxsize: 10 * 1024 * 1024, // 10MB
+      maxFiles: 10,
+    }),
+    // 错误日志单独一份
+    new winston.transports.File({
+      filename: path.join(LOG_DIR, 'error.log'),
+      level: 'error',
+      maxsize: 10 * 1024 * 1024,
+      maxFiles: 5,
+    }),
+  ],
+});
+
+// 开发环境输出到控制台
+if (process.env.NODE_ENV !== 'production') {
+  logger.add(new winston.transports.Console({
+    format: winston.format.combine(
+      winston.format.colorize(),
+      winston.format.simple()
+    ),
+  }));
+}
+
+module.exports = logger;

src/utils/pinyin.js

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+const { pinyin } = require('pinyin-pro');
+
+/**
+ * 将中文姓名转为拼音（小写、无声调、无空格）
+ * 例: "张三" -> "zhangsan"
+ */
+function nameToPinyin(name) {
+  if (!name) return '';
+  return pinyin(name, { toneType: 'none', type: 'array' })
+    .join('')
+    .toLowerCase()
+    .replace(/[^a-z]/g, '');
+}
+
+module.exports = { nameToPinyin };