// 获取促销
func (this *promotionService) GetPromotion(id int) (*promotion.PromotionInfo, interface{}) {
var prom promotion.IPromotion = this._rep.GetPromotion(id)
if prom != nil {
return prom.GetValue(), prom.GetRelationValue()
}
return nil, nil
}
// 处理返现促销
func (o *orderImpl) handleCashBackPromotion(pt merchant.IMerchant,
m member.IMember,
v *order.OrderPromotionBind, pm promotion.IPromotion) error {
cpv := pm.GetRelationValue().(*promotion.ValueCashBack)
//更新账户
bFee := float32(cpv.BackFee)
acc := m.GetAccount()
acv := acc.GetValue()
acv.PresentBalance += bFee // 更新赠送余额
acv.TotalPresentFee += bFee
// 赠送金额，不应该计入到余额，可采取充值到余额
//acc.Balance += float32(cpv.BackFee) // 更新账户余额
acv.UpdateTime = time.Now().Unix()
_, err := acc.Save()
if err == nil {
// 优惠绑定生效
v.IsApply = 1
o._orderRep.SavePromotionBindForOrder(v)
// 处理自定义返现
c := pm.(promotion.ICashBackPromotion)
HandleCashBackDataTag(m, o._value, c, o._memberRep)
//给自己返现
tit := fmt.Sprintf("返现￥%d元,订单号:%s", cpv.BackFee, o._value.OrderNo)
err = acc.PresentBalance(tit, o.GetOrderNo(), float32(cpv.BackFee))
}
return err
}
// 保存促销
func (this *promotionService) SavePromotion(v *promotion.PromotionInfo) (int, error) {
var prom promotion.IPromotion
if v.Id > 0 {
prom = this._rep.GetPromotion(v.Id)
err := prom.SetValue(v)
if err != nil {
return v.Id, err
}
} else {
prom = this._rep.CreatePromotion(v)
}
return prom.Save()
}
func DeletePromotion(p promotion.IPromotion) error {
var err error
var rep promotion.IPromotionRep = nil
if p.Type() == promotion.TypeFlagCashBack {
v := p.(*CashBackPromotion)
rep = v._promRep
err = rep.DeleteValueCashBack(v.GetAggregateRootId())
} else if p.Type() == promotion.TypeFlagCoupon {
v := p.(*Coupon)
rep = v._promRep
err = rep.DeleteValueCoupon(v.GetAggregateRootId())
}
if err == nil && rep != nil {
err = rep.DeletePromotion(p.GetAggregateRootId())
}
return err
}
/************** Coupon ************/
func (this *promotionService) SaveCoupon(merchantId int, v *promotion.PromotionInfo, v1 *promotion.ValueCoupon) (int, error) {
var prom promotion.IPromotion
var err error
if v.Id > 0 {
prom = this._rep.GetPromotion(v.Id)
if prom.GetValue().MerchantId != merchantId {
return -1, merchant.ErrMerchantNotMatch
}
} else {
prom = this._rep.CreatePromotion(v)
}
if err = prom.SetValue(v); err == nil {
cb := prom.(promotion.ICouponPromotion)
err = cb.SetDetailsValue(v1)
}
if err != nil {
return v.Id, err
}
return prom.Save()
}
// 绑定促销优惠
func (o *orderImpl) bindPromotionOnSubmit(orderNo string,
prom promotion.IPromotion) (int, error) {
var title string
var integral int
var fee int
//todo: 需要重构,其他促销
if prom.Type() == promotion.TypeFlagCashBack {
fee = prom.GetRelationValue().(*promotion.ValueCashBack).BackFee
title = prom.TypeName() + ":" + prom.GetValue().ShortName
}
v := &order.OrderPromotionBind{
PromotionId: prom.GetAggregateRootId(),
PromotionType: prom.Type(),
OrderId: o.GetAggregateRootId(),
Title: title,
SaveFee: float32(fee),
PresentIntegral: integral,
IsConfirm: 1,
IsApply: 0,
}
return o._orderRep.SavePromotionBindForOrder(v)
}