const { DataTypes } = require('sequelize');
const sequelize = require('../config/db');

const Tenant = sequelize.define('Tenant', {
  id: {
    type: DataTypes.INTEGER,
    primaryKey: true,
    autoIncrement: true,
    comment: '租户ID'
  },
  code: {
    type: DataTypes.STRING(50),
    allowNull: false,
    unique: true,
    comment: '租户编码（唯一标识）'
  },
  contactName: {
    type: DataTypes.STRING(50),
    allowNull: true,
    comment: '联系人姓名'
  },
  contactPhone: {
    type: DataTypes.STRING(20),
    allowNull: true,
    comment: '联系人电话'
  },
  contactEmail: {
    type: DataTypes.STRING(100),
    allowNull: true,
    comment: '联系人邮箱'
  },
  status: {
    type: DataTypes.ENUM('active', 'suspended'),
    defaultValue: 'active',
    comment: '租户状态：active-正常，suspended-暂停'
  },
  planId: {
    type: DataTypes.INTEGER,
    allowNull: true,
    comment: '当前套餐ID'
  },
  billingStatus: {
    type: DataTypes.ENUM('trial_active', 'trial_expired', 'paid_active', 'paid_expired', 'suspended'),
    defaultValue: 'trial_active',
    comment: '计费状态'
  },
  trialStartDate: {
    type: DataTypes.DATE,
    allowNull: true,
    comment: '试用期开始日期'
  },
  trialEndDate: {
    type: DataTypes.DATE,
    allowNull: true,
    comment: '试用期结束日期'
  },
  paidStartDate: {
    type: DataTypes.DATE,
    allowNull: true,
    comment: '付费期开始日期'
  },
  paidEndDate: {
    type: DataTypes.DATE,
    allowNull: true,
    comment: '付费期结束日期'
  },
  currentPeriodStart: {
    type: DataTypes.DATE,
    allowNull: true,
    comment: '当前计费周期开始'
  },
  currentPeriodEnd: {
    type: DataTypes.DATE,
    allowNull: true,
    comment: '当前计费周期结束'
  },
  maxUsers: {
    type: DataTypes.INTEGER,
    defaultValue: 10,
    comment: '最大用户数'
  },
  maxApartments: {
    type: DataTypes.INTEGER,
    defaultValue: 5,
    comment: '最大公寓数'
  },
  maxRooms: {
    type: DataTypes.INTEGER,
    defaultValue: 50,
    comment: '最大房间数'
  },
  createBy: {
    type: DataTypes.INTEGER,
    allowNull: true,
    comment: '创建人ID'
  },
  updateBy: {
    type: DataTypes.INTEGER,
    allowNull: true,
    comment: '修改人ID'
  },
  isDeleted: {
    type: DataTypes.INTEGER,
    allowNull: false,
    defaultValue: 0,
    comment: '删除状态（0：未删除，1：已删除）'
  },
  createTime: {
    type: DataTypes.DATE,
    allowNull: false,
    defaultValue: DataTypes.NOW,
    comment: '创建时间'
  },
  updateTime: {
    type: DataTypes.DATE,
    allowNull: false,
    defaultValue: DataTypes.NOW,
    comment: '更新时间'
  }
}, {
  tableName: 'tenants',
  timestamps: false,
  comment: '租户表'
});

module.exports = Tenant;