// 绑定订单与优惠券
func (this *Order) bindCouponOnSubmit() {
var oc *shopping.OrderCoupon = new(shopping.OrderCoupon)
for _, c := range this.GetCoupons() {
oc.Clone(c, this.GetDomainId(), this._value.Fee)
this._shoppingRep.SaveOrderCouponBind(oc)
}
}
// 绑定订单与优惠券
func (this *Order) bindCouponOnSubmit(orderNo string) {
var oc *shopping.OrderCoupon = new(shopping.OrderCoupon)
for _, c := range this.GetCoupons() {
oc.Clone(c, this.GetDomainId(), this._value.Fee)
this._shoppingRep.SaveOrderCouponBind(oc)
// 绑定促销
this.bindPromotionOnSubmit(orderNo, c.(promotion.IPromotion))
}
}
// 提交订单，返回订单号。如有错误则返回
func (this *Order) Submit() (string, error) {
if this.GetDomainId() != 0 {
return "", errors.New("订单不允许重复提交！")
}
if this.cart == nil || len(this.cart.GetValue().Items) == 0 {
return "", errors.New("购物车为空！")
}
v := this.value
v.CreateTime = time.Now().Unix()
v.UpdateTime = v.CreateTime
v.ItemsInfo = this.cart.GetSummary()
v.OrderNo = this._shopping.GetFreeOrderNo()
// 应用优惠券
var err error
var t *promotion.ValueCouponTake
var b *promotion.ValueCouponBind
for _, c := range this.GetCoupons() {
if c.CanTake() {
t, err = c.GetTake(v.MemberId)
if err == nil {
err = c.ApplyTake(t.Id)
}
} else {
b, err = c.GetBind(v.MemberId)
if err == nil {
err = c.UseCoupon(b.Id)
}
}
if err != nil {
log.PrintErr(err)
err = errors.New("Code 105:优惠券使用失败")
return "", err
}
}
// 保存订单
id, err := this.shoppingRep.SaveOrder(this._shopping.GetAggregateRootId(), v)
v.Id = id
if err == nil {
var oc *shopping.OrderCoupon = new(shopping.OrderCoupon)
for _, c := range this.GetCoupons() {
oc.Clone(c, v.Id, v.Fee)
// 绑定订单与优惠券
this.shoppingRep.SaveOrderCouponBind(oc)
}
}
return v.OrderNo, err
}