feat: 添加操作日志、危险操作确认和业务关联功能

1. 新增操作日志记录功能，记录关键操作
2. 实现危险操作确认对话框，防止误删
3. 添加业务和库房管理模块
4. 支持设备标记为空闲状态
5. 完善API文档和健康检查
6. 优化前端删除操作的确认流程
7. 添加Swagger API文档支持
8. 实现设备与业务的关联功能
9. 改进设备模型，添加空闲相关字段
10. 优化用户、角色管理操作日志

backend/routes/dangerousOperations.js

@@ -0,0 +1,152 @@
+const express = require('express');
+const router = express.Router();
+const { logDangerousOperation, getDangerousOperationsLogs, cleanOldLogs, DANGEROUS_OPERATION_TYPES, RISK_LEVELS, calculateRiskLevel } = require('../utils/dangerousOperationLogger');
+
+router.post('/log', async (req, res) => {
+  try {
+    const {
+      operationType,
+      operationName,
+      targetType,
+      targetId,
+      targetName,
+      beforeState,
+      metadata = {},
+      success = true,
+      errorMessage = null,
+    } = req.body;
+
+    if (!operationType || !operationName) {
+      return res.status(400).json({ error: '缺少必需参数 operationType 或 operationName' });
+    }
+
+    const riskLevel = metadata.riskLevel || calculateRiskLevel(operationType, metadata.itemCount || 1, {
+      hasRelatedData: metadata.relatedDataCount > 0,
+      isSystemLevel: metadata.isSystemLevel,
+    });
+
+    await logDangerousOperation(req, {
+      operationType,
+      operationName,
+      targetType,
+      targetId,
+      targetName,
+      beforeState,
+      metadata: {
+        ...metadata,
+        riskLevel,
+      },
+      success,
+      errorMessage,
+    });
+
+    res.json({ success: true, riskLevel });
+  } catch (error) {
+    console.error('Failed to log dangerous operation:', error);
+    res.status(500).json({ error: '日志记录失败' });
+  }
+});
+
+router.get('/logs', async (req, res) => {
+  try {
+    const { operationType, targetType, success, startDate, endDate, username, riskLevel, page = 1, pageSize = 50 } = req.query;
+
+    const filters = {
+      operationType,
+      targetType,
+      success: success !== undefined ? success === 'true' : undefined,
+      startDate,
+      endDate,
+      username,
+      riskLevel,
+    };
+
+    const allLogs = getDangerousOperationsLogs(filters);
+    const total = allLogs.length;
+    const startIndex = (parseInt(page) - 1) * parseInt(pageSize);
+    const endIndex = startIndex + parseInt(pageSize);
+    const logs = allLogs.slice(startIndex, endIndex);
+
+    res.json({
+      logs,
+      total,
+      page: parseInt(page),
+      pageSize: parseInt(pageSize),
+      totalPages: Math.ceil(total / parseInt(pageSize)),
+    });
+  } catch (error) {
+    console.error('Failed to get dangerous operations logs:', error);
+    res.status(500).json({ error: '获取日志失败' });
+  }
+});
+
+router.delete('/logs/clean', async (req, res) => {
+  try {
+    const { daysToKeep = 90 } = req.query;
+
+    if (!req.user || req.user.role !== 'admin') {
+      return res.status(403).json({ error: '只有管理员才能清理日志' });
+    }
+
+    const result = await cleanOldLogs(parseInt(daysToKeep));
+
+    await logDangerousOperation(req, {
+      operationType: DANGEROUS_OPERATION_TYPES.PURGE,
+      operationName: '清理危险操作日志',
+      targetType: 'operation_logs',
+      targetId: null,
+      targetName: `清理 ${daysToKeep} 天前的日志`,
+      metadata: {
+        riskLevel: RISK_LEVELS.MEDIUM,
+        deletedCount: result.deletedCount,
+        remainingCount: result.remainingCount,
+        daysToKeep: parseInt(daysToKeep),
+      },
+      success: true,
+    });
+
+    res.json({
+      success: true,
+      message: `已清理 ${result.deletedCount} 条过期日志，保留 ${result.remainingCount} 条日志`,
+      deletedCount: result.deletedCount,
+      remainingCount: result.remainingCount,
+    });
+  } catch (error) {
+    console.error('Failed to clean logs:', error);
+    res.status(500).json({ error: '清理日志失败' });
+  }
+});
+
+router.get('/risk-assessment', async (req, res) => {
+  try {
+    const { operationType, itemCount, hasRelatedData, isSystemLevel } = req.query;
+
+    const riskLevel = calculateRiskLevel(
+      operationType,
+      parseInt(itemCount) || 1,
+      {
+        hasRelatedData: hasRelatedData === 'true',
+        isSystemLevel: isSystemLevel === 'true',
+      }
+    );
+
+    const riskDescriptions = {
+      [RISK_LEVELS.EXTREME]: '极高风险操作，需要输入确认关键词才能执行',
+      [RISK_LEVELS.HIGH]: '高风险操作，需要详细确认信息',
+      [RISK_LEVELS.MEDIUM]: '中等风险操作，需要明确确认',
+      [RISK_LEVELS.LOW]: '低风险操作，使用标准确认即可',
+    };
+
+    res.json({
+      riskLevel,
+      description: riskDescriptions[riskLevel],
+      requiresKeyword: riskLevel === RISK_LEVELS.EXTREME,
+      confirmationLevel: riskLevel === RISK_LEVELS.EXTREME ? 'KEYWORD' : riskLevel === RISK_LEVELS.HIGH ? 'ENHANCED' : 'STANDARD',
+    });
+  } catch (error) {
+    console.error('Failed to assess risk:', error);
+    res.status(500).json({ error: '风险评估失败' });
+  }
+});
+
+module.exports = router;