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

const Order = sequelize.define('Order', {
  id: {
    type: DataTypes.INTEGER,
    primaryKey: true,
    autoIncrement: true,
    comment: 'Order ID'
  },
  orderNo: {
    type: DataTypes.STRING(50),
    allowNull: false,
    comment: 'Order number'
  },
  tenantId: {
    type: DataTypes.INTEGER,
    allowNull: false,
    comment: 'Tenant ID'
  },
  planId: {
    type: DataTypes.INTEGER,
    allowNull: false,
    comment: 'Plan ID'
  },
  planName: {
    type: DataTypes.STRING(100),
    allowNull: false,
    comment: 'Plan name snapshot'
  },
  months: {
    type: DataTypes.INTEGER,
    allowNull: false,
    defaultValue: 1,
    comment: 'Purchased months'
  },
  billingCycle: {
    type: DataTypes.ENUM('monthly', 'yearly', 'custom'),
    allowNull: false,
    defaultValue: 'monthly',
    comment: 'Billing cycle'
  },
  periodStart: {
    type: DataTypes.DATE,
    allowNull: true,
    comment: 'Subscription period start'
  },
  periodEnd: {
    type: DataTypes.DATE,
    allowNull: true,
    comment: 'Subscription period end'
  },
  subscriptionId: {
    type: DataTypes.INTEGER,
    allowNull: true,
    comment: 'Subscription ID'
  },
  amount: {
    type: DataTypes.DECIMAL(10, 2),
    allowNull: false,
    comment: 'Order amount'
  },
  discountAmount: {
    type: DataTypes.DECIMAL(10, 2),
    defaultValue: 0.00,
    comment: 'Discount amount'
  },
  actualAmount: {
    type: DataTypes.DECIMAL(10, 2),
    allowNull: false,
    comment: 'Payable amount'
  },
  status: {
    type: DataTypes.ENUM('pending', 'paid', 'cancelled'),
    defaultValue: 'pending',
    comment: 'Order status'
  },
  paidTime: {
    type: DataTypes.DATE,
    allowNull: true,
    comment: 'Paid time'
  },
  expireTime: {
    type: DataTypes.DATE,
    allowNull: false,
    comment: 'Order expiration time'
  },
  remark: {
    type: DataTypes.STRING(255),
    allowNull: true,
    comment: 'Remark'
  },
  createBy: {
    type: DataTypes.INTEGER,
    allowNull: true,
    comment: 'Created by'
  },
  updateBy: {
    type: DataTypes.INTEGER,
    allowNull: true,
    comment: 'Updated by'
  },
  isDeleted: {
    type: DataTypes.INTEGER,
    allowNull: false,
    defaultValue: 0,
    comment: 'Soft delete flag'
  },
  createTime: {
    type: DataTypes.DATE,
    allowNull: false,
    defaultValue: DataTypes.NOW,
    comment: 'Created time'
  },
  updateTime: {
    type: DataTypes.DATE,
    allowNull: false,
    defaultValue: DataTypes.NOW,
    comment: 'Updated time'
  }
}, {
  tableName: 'orders',
  timestamps: false,
  comment: 'Orders'
});

module.exports = Order;