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/models/Business.js

@@ -0,0 +1,40 @@
+const { DataTypes } = require('sequelize');
+const { sequelize } = require('../db');
+
+const Business = sequelize.define('Business', {
+  businessId: {
+    type: DataTypes.STRING,
+    primaryKey: true,
+    allowNull: false,
+    unique: true
+  },
+  name: {
+    type: DataTypes.STRING,
+    allowNull: false
+  },
+  description: {
+    type: DataTypes.TEXT,
+    allowNull: true
+  },
+  status: {
+    type: DataTypes.ENUM('active', 'offline'),
+    defaultValue: 'active'
+  },
+  offlineDate: {
+    type: DataTypes.DATE,
+    allowNull: true
+  },
+  offlineReason: {
+    type: DataTypes.STRING,
+    allowNull: true
+  }
+}, {
+  tableName: 'businesses',
+  timestamps: true,
+  indexes: [
+    { fields: ['status'] },
+    { fields: ['name'] }
+  ]
+});
+
+module.exports = Business;

backend/models/Device.js

@@ -1,5 +1,7 @@
 const { DataTypes } = require('sequelize');
 const { sequelize } = require('../db');
+const Rack = require('./Rack');
+const Warehouse = require('./Warehouse');
 
 const Device = sequelize.define('Device', {
   deviceId: {
@@ -47,6 +49,26 @@ const Device = sequelize.define('Device', {
     type: DataTypes.STRING,
     defaultValue: 'offline'
   },
+  isIdle: {
+    type: DataTypes.BOOLEAN,
+    defaultValue: false
+  },
+  idleDate: {
+    type: DataTypes.DATE,
+    allowNull: true
+  },
+  idleReason: {
+    type: DataTypes.STRING,
+    allowNull: true
+  },
+  warehouseId: {
+    type: DataTypes.STRING,
+    allowNull: true
+  },
+  sourceType: {
+    type: DataTypes.ENUM('rack', 'warehouse'),
+    defaultValue: 'rack'
+  },
   purchaseDate: {
     type: DataTypes.DATE,
     allowNull: true
@@ -81,4 +103,7 @@ const Device = sequelize.define('Device', {
   ]
 });
 
+Device.belongsTo(Rack, { foreignKey: 'rackId' });
+Device.belongsTo(Warehouse, { foreignKey: 'warehouseId' });
+
 module.exports = Device;

backend/models/DeviceBusiness.js

@@ -0,0 +1,57 @@
+const { DataTypes } = require('sequelize');
+const { sequelize } = require('../db');
+const Device = require('./Device');
+const Business = require('./Business');
+
+const DeviceBusiness = sequelize.define('DeviceBusiness', {
+  id: {
+    type: DataTypes.INTEGER,
+    primaryKey: true,
+    autoIncrement: true
+  },
+  deviceId: {
+    type: DataTypes.STRING,
+    allowNull: false,
+    references: {
+      model: Device,
+      key: 'deviceId'
+    }
+  },
+  businessId: {
+    type: DataTypes.STRING,
+    allowNull: false,
+    references: {
+      model: Business,
+      key: 'businessId'
+    }
+  },
+  isPrimary: {
+    type: DataTypes.BOOLEAN,
+    defaultValue: false
+  }
+}, {
+  tableName: 'device_business',
+  timestamps: true,
+  indexes: [
+    { fields: ['deviceId'] },
+    { fields: ['businessId'] },
+    { unique: true, fields: ['deviceId', 'businessId'] }
+  ]
+});
+
+Device.belongsToMany(Business, {
+  through: DeviceBusiness,
+  foreignKey: 'deviceId',
+  otherKey: 'businessId'
+});
+
+Business.belongsToMany(Device, {
+  through: DeviceBusiness,
+  foreignKey: 'businessId',
+  otherKey: 'deviceId'
+});
+
+DeviceBusiness.belongsTo(Business, { foreignKey: 'businessId' });
+DeviceBusiness.belongsTo(Device, { foreignKey: 'deviceId' });
+
+module.exports = DeviceBusiness;

backend/models/OperationLog.js

@@ -0,0 +1,89 @@
+const { DataTypes } = require('sequelize');
+const { sequelize } = require('../db');
+
+const generateRecordId = () => {
+  return `OPLOG_${Date.now().toString(36)}_${Math.random().toString(36).substr(2, 9)}`;
+};
+
+const OperationLog = sequelize.define('OperationLog', {
+  recordId: {
+    type: DataTypes.STRING,
+    primaryKey: true,
+    allowNull: false,
+    unique: true
+  },
+  module: {
+    type: DataTypes.STRING,
+    allowNull: false,
+    comment: '模块：device/user/role/consumable/rack/room'
+  },
+  operationType: {
+    type: DataTypes.STRING,
+    allowNull: false,
+    comment: '操作类型: create/update/delete/batch_delete/batch_update/status_change/move/permission_change'
+  },
+  operationDescription: {
+    type: DataTypes.TEXT,
+    comment: '操作描述'
+  },
+  targetId: {
+    type: DataTypes.STRING,
+    comment: '目标对象ID'
+  },
+  targetName: {
+    type: DataTypes.STRING,
+    comment: '目标对象名称（冗余便于展示）'
+  },
+  operatorId: {
+    type: DataTypes.STRING,
+    allowNull: false,
+    comment: '操作人ID'
+  },
+  operatorName: {
+    type: DataTypes.STRING,
+    allowNull: false,
+    comment: '操作人姓名'
+  },
+  operatorRole: {
+    type: DataTypes.STRING,
+    comment: '操作人角色'
+  },
+  beforeState: {
+    type: DataTypes.JSON,
+    comment: '操作前状态'
+  },
+  afterState: {
+    type: DataTypes.JSON,
+    comment: '操作后状态'
+  },
+  result: {
+    type: DataTypes.STRING,
+    defaultValue: 'success',
+    comment: '操作结果: success/failed'
+  },
+  ipAddress: {
+    type: DataTypes.STRING,
+    comment: 'IP地址'
+  },
+  userAgent: {
+    type: DataTypes.STRING,
+    comment: '用户代理'
+  },
+  metadata: {
+    type: DataTypes.JSON,
+    defaultValue: {},
+    comment: '扩展字段'
+  }
+}, {
+  tableName: 'operation_logs',
+  timestamps: true,
+  indexes: [
+    { fields: ['module'] },
+    { fields: ['operationType'] },
+    { fields: ['targetId'] },
+    { fields: ['operatorId'] },
+    { fields: ['createdAt'] }
+  ]
+});
+
+module.exports = OperationLog;

backend/models/Warehouse.js

@@ -0,0 +1,41 @@
+const { DataTypes } = require('sequelize');
+const { sequelize } = require('../db');
+
+const Warehouse = sequelize.define('Warehouse', {
+  warehouseId: {
+    type: DataTypes.STRING,
+    primaryKey: true,
+    allowNull: false,
+    unique: true
+  },
+  name: {
+    type: DataTypes.STRING,
+    allowNull: false
+  },
+  location: {
+    type: DataTypes.STRING,
+    allowNull: true
+  },
+  capacity: {
+    type: DataTypes.INTEGER,
+    allowNull: true,
+    defaultValue: 100
+  },
+  status: {
+    type: DataTypes.ENUM('active', 'inactive'),
+    defaultValue: 'active'
+  },
+  description: {
+    type: DataTypes.TEXT,
+    allowNull: true
+  }
+}, {
+  tableName: 'warehouses',
+  timestamps: true,
+  indexes: [
+    { fields: ['status'] },
+    { fields: ['name'] }
+  ]
+});
+
+module.exports = Warehouse;