增加了药品订单详情的优惠卷数据

api/model/orderProductCoupon.go

@@ -0,0 +1,35 @@
+package model
+
+import (
+	"gorm.io/gorm"
+	"hospital-admin-api/global"
+	"time"
+)
+
+// OrderProductCoupon 订单-商品-优惠卷表
+type OrderProductCoupon struct {
+	OrderCouponId  int64   `gorm:"column:order_coupon_id;type:bigint(19);primary_key;comment:主键id" json:"order_coupon_id"`
+	OrderProductId int64   `gorm:"column:order_product_id;type:bigint(19);comment:订单-商品id" json:"order_product_id"`
+	UserCouponId   int64   `gorm:"column:user_coupon_id;type:bigint(19);comment:用户优惠卷表id" json:"user_coupon_id"`
+	CouponName     string  `gorm:"column:coupon_name;type:varchar(255);comment:优惠卷名称" json:"coupon_name"`
+	CouponUsePrice float64 `gorm:"column:coupon_use_price;type:decimal(10,2);default:0.00;comment:优惠卷使用金额" json:"coupon_use_price"`
+	Model
+}
+
+func (m *OrderProductCoupon) TableName() string {
+	return "gdxz_order_product_coupon"
+}
+
+func (m *OrderProductCoupon) BeforeCreate(tx *gorm.DB) error {
+	if m.OrderCouponId == 0 {
+		m.OrderCouponId = 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
+}