package model

import (
	"gorm.io/gorm"
	"hospital-open-api/global"
	"time"
)

// UserCoupon 用户优惠卷表
type UserCoupon struct {
	UserCouponId     int64      `gorm:"column:user_coupon_id;type:bigint(19);primary_key;comment:主键id" json:"user_coupon_id"`
	UserId           int64      `gorm:"column:user_id;type:bigint(19);comment:用户id;NOT NULL" json:"user_id"`
	PatientId        int64      `gorm:"column:patient_id;type:bigint(19);comment:患者id" json:"patient_id"`
	CouponId         int64      `gorm:"column:coupon_id;type:bigint(19);comment:优惠卷id;NOT NULL" json:"coupon_id"`
	UserCouponStatus int        `gorm:"column:user_coupon_status;type:tinyint(1);default:0;comment:状态（0:未使用 1:已使用 3:已过期）" json:"user_coupon_status"`
	CouponUseDate    *time.Time `gorm:"column:coupon_use_date;type:datetime;comment:使用时间" json:"coupon_use_date"`
	ValidStartTime   time.Time  `gorm:"column:valid_start_time;type:datetime;comment:有效使用时间" json:"valid_start_time"`
	ValidEndTime     time.Time  `gorm:"column:valid_end_time;type:datetime;comment:过期使用时间" json:"valid_end_time"`
	Model
}

func (m *UserCoupon) TableName() string {
	return "gdxz_user_coupon"
}

func (m *UserCoupon) BeforeCreate(tx *gorm.DB) error {
	if m.UserCouponId == 0 {
		m.UserCouponId = global.Snowflake.Generate().Int64()
	}

	m.CreatedAt = LocalTime(time.Now())
	tx.Statement.SetColumn("CreatedAt", m.CreatedAt)

	m.UpdatedAt = LocalTime(time.Now())
	tx.Statement.SetColumn("UpdatedAt", m.UpdatedAt)

	return nil
}