106 lines
2.2 KiB
JavaScript
106 lines
2.2 KiB
JavaScript
const { DataTypes } = require('sequelize');
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const sequelize = require('../config/db');
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const Coupon = sequelize.define('Coupon', {
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id: {
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type: DataTypes.INTEGER,
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primaryKey: true,
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autoIncrement: true,
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comment: '优惠券ID'
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},
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code: {
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type: DataTypes.STRING(50),
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allowNull: false,
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unique: true,
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comment: '优惠券代码'
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},
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name: {
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type: DataTypes.STRING(100),
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allowNull: false,
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comment: '优惠券名称'
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},
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description: {
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type: DataTypes.TEXT,
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allowNull: true,
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comment: '描述'
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},
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discountType: {
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type: DataTypes.ENUM('percentage', 'fixed'),
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defaultValue: 'percentage',
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comment: '折扣类型：percentage-百分比，fixed-固定金额'
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},
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discountValue: {
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type: DataTypes.DECIMAL(10, 2),
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allowNull: false,
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comment: '折扣值'
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},
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minOrderAmount: {
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type: DataTypes.DECIMAL(10, 2),
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defaultValue: 0,
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comment: '最低订单金额'
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},
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maxDiscountAmount: {
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type: DataTypes.DECIMAL(10, 2),
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allowNull: true,
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comment: '最大折扣金额'
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},
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applicablePlans: {
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type: DataTypes.JSON,
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allowNull: true,
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comment: '适用套餐ID列表'
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},
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usageLimit: {
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type: DataTypes.INTEGER,
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defaultValue: 0,
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comment: '使用次数限制'
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},
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usageCount: {
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type: DataTypes.INTEGER,
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defaultValue: 0,
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comment: '已使用次数'
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},
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validStart: {
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type: DataTypes.DATE,
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allowNull: false,
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comment: '有效期开始'
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},
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validEnd: {
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type: DataTypes.DATE,
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allowNull: false,
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comment: '有效期结束'
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},
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status: {
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type: DataTypes.ENUM('active', 'inactive', 'expired'),
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defaultValue: 'active',
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comment: '状态'
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},
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isDeleted: {
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type: DataTypes.TINYINT(1),
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defaultValue: 0,
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comment: '删除状态'
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},
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createTime: {
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type: DataTypes.DATE,
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allowNull: false,
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defaultValue: DataTypes.NOW,
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comment: '创建时间'
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},
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updateTime: {
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type: DataTypes.DATE,
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allowNull: false,
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defaultValue: DataTypes.NOW,
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comment: '更新时间'
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}
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}, {
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tableName: 'coupons',
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timestamps: false,
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indexes: [
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{ fields: ['code'] },
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{ fields: ['status'] },
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{ fields: ['validStart', 'validEnd'] }
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],
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comment: '优惠券表'
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});
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module.exports = Coupon;
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