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shopping.go
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shopping.go
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/**
* Copyright 2014 @ S1N1 Team.
* name :
* author : jarryliu
* date : 2013-12-05 17:49
* description :
* history :
*/
package shopping
import (
"errors"
"fmt"
"github.com/atnet/gof"
"go2o/src/core/domain/interface/delivery"
"go2o/src/core/domain/interface/enum"
"go2o/src/core/domain/interface/member"
"go2o/src/core/domain/interface/partner"
"go2o/src/core/domain/interface/promotion"
"go2o/src/core/domain/interface/sale"
"go2o/src/core/domain/interface/shopping"
"go2o/src/core/infrastructure"
"go2o/src/core/infrastructure/lbs"
"go2o/src/core/infrastructure/log"
"time"
)
type Shopping struct {
_rep shopping.IShoppingRep
_saleRep sale.ISaleRep
_goodsRep sale.IGoodsRep
_promRep promotion.IPromotionRep
_memberRep member.IMemberRep
_partnerRep partner.IPartnerRep
_deliveryRep delivery.IDeliveryRep
_partnerId int
_partner partner.IPartner
}
func NewShopping(partnerId int, partnerRep partner.IPartnerRep,
rep shopping.IShoppingRep, saleRep sale.ISaleRep, goodsRep sale.IGoodsRep,
promRep promotion.IPromotionRep, memberRep member.IMemberRep,
deliveryRep delivery.IDeliveryRep) shopping.IShopping {
pt, _ := partnerRep.GetPartner(partnerId)
return &Shopping{
_rep: rep,
_saleRep: saleRep,
_goodsRep: goodsRep,
_promRep: promRep,
_memberRep: memberRep,
_partnerId: partnerId,
_partnerRep: partnerRep,
_deliveryRep: deliveryRep,
_partner: pt,
}
}
func (this *Shopping) GetAggregateRootId() int {
return this._partnerId
}
func (this *Shopping) CreateOrder(val *shopping.ValueOrder, cart shopping.ICart) shopping.IOrder {
return newOrder(this, val, cart, this._partnerRep, this._rep, this._saleRep, this._promRep, this._memberRep)
}
//创建购物车
// @buyerId 为购买会员ID,0表示匿名购物车
func (this *Shopping) NewCart(buyerId int) shopping.ICart {
var cart shopping.ICart = newCart(this._partnerRep, this._memberRep, this._saleRep,
this._goodsRep, this._rep, this._partnerId, buyerId)
cart.Save()
return cart
}
// 根据数据获取购物车
func (this *Shopping) GetCartByKey(key string) (shopping.ICart, error) {
cart, error := this._rep.GetShoppingCart(key)
if error == nil {
return createCart(this._partnerRep, this._memberRep, this._saleRep,
this._goodsRep, this._rep, this._partnerId, cart), nil
}
return nil, error
}
func (this *Shopping) GetShoppingCart(buyerId int, cartKey string) shopping.ICart {
var hasOutCart = len(cartKey) != 0
var hasBuyer = buyerId != 0
var memCart shopping.ICart = nil // 消费者的购物车
var outCart shopping.ICart = nil // 通过cartKey传入的购物车
if hasBuyer {
// 如果没有传递cartKey ,或者传递的cart和会员绑定的购物车相同,直接返回
if memCart, _ = this.GetCurrentCart(buyerId); memCart != nil {
if !hasOutCart || memCart.GetValue().CartKey == cartKey {
return memCart
}
} else {
memCart = this.NewCart(buyerId)
}
}
if hasOutCart {
outCart, _ = this.GetCartByKey(cartKey)
}
// 合并购物车
if outCart != nil && hasBuyer {
if bid := outCart.GetValue().BuyerId; bid <= 0 || bid == buyerId {
memCart, _ = memCart.Combine(outCart)
outCart.Destroy()
memCart.Save()
}
}
if memCart != nil {
return memCart
}
if outCart != nil {
return outCart
}
return this.NewCart(buyerId)
// if !hasOutCart {
// if c == nil {
// // 新的购物车不存在,直接返回会员的购物车
// if mc != nil {
// return mc
// }
// } else {
// cv := c.GetValue()
// //合并购物车
// if cv.BuyerId <= 0 {
// // 设置购买者
// if hasBuyer {
// c.SetBuyer(buyerId)
// }
// } else if mc != nil && cv.BuyerId == buyerId {
// // 合并购物车
// nc, err := mc.Combine(c)
// if err == nil {
// nc.Save()
// return nc
// }
// return mc
// }
//
// // 如果没有购买,则返回
// return c
// }
// }
// 返回一个新的购物车
// return this.NewCart(buyerId)
}
// 获取没有结算的购物车
func (this *Shopping) GetCurrentCart(buyerId int) (shopping.ICart, error) {
cart, error := this._rep.GetLatestCart(buyerId)
if error == nil {
return createCart(this._partnerRep, this._memberRep, this._saleRep,
this._goodsRep, this._rep, this._partnerId, cart), nil
}
return nil, error
}
// 绑定购物车会员编号
func (this *Shopping) BindCartBuyer(cartKey string, buyerId int) error {
cart, err := this.GetCartByKey(cartKey)
if err != nil {
return err
}
return cart.SetBuyer(buyerId)
}
// 将购物车转换为订单
func (this *Shopping) ParseShoppingCart(memberId int) (shopping.IOrder,
member.IMember, shopping.ICart, error) {
var order shopping.IOrder
var val shopping.ValueOrder
var cart shopping.ICart
var m member.IMember
var err error
m = this._memberRep.GetMember(memberId)
if m == nil {
return nil, m, nil, member.ErrSessionTimeout
}
cart, err = this.GetCurrentCart(memberId)
if err != nil || cart == nil || len(cart.GetValue().Items) == 0 {
return nil, m, cart, shopping.ErrEmptyShoppingCart
}
val.MemberId = memberId
val.PartnerId = this._partnerId
tf, of := cart.GetFee()
val.TotalFee = tf //总金额
val.Fee = of //实际金额
val.PayFee = of
val.DiscountFee = tf - of //优惠金额
val.PartnerId = this._partnerId
val.Status = 1
order = this.CreateOrder(&val, cart)
return order, m, cart, nil
}
func (this *Shopping) GetFreeOrderNo() string {
return this._rep.GetFreeOrderNo(this._partnerId)
}
// 智能选择门店
func (this *Shopping) SmartChoiceShop(address string) (partner.IShop, error) {
dly := this._deliveryRep.GetDelivery(this.GetAggregateRootId())
lng, lat, err := lbs.GetLocation(address)
if err != nil {
return nil, errors.New("无法识别的地址:" + address)
}
var cov delivery.ICoverageArea = dly.GetNearestCoverage(lng, lat)
if cov == nil {
return nil, delivery.ErrNotCoveragedArea
}
shopId, _, err := dly.GetDeliveryInfo(cov.GetDomainId())
return this._partner.GetShop(shopId), err
}
// 生成订单
func (this *Shopping) BuildOrder(memberId int, couponCode string) (shopping.IOrder, shopping.ICart, error) {
order, m, cart, err := this.ParseShoppingCart(memberId)
if err != nil {
return order, cart, err
}
if len(couponCode) != 0 {
var coupon promotion.ICouponPromotion
var result bool
var val = order.GetValue()
cp := this._promRep.GetCouponByCode(
this._partnerId, couponCode)
// 如果优惠券不存在
if cp == nil {
log.PrintErr(err)
return order, cart, errors.New("优惠券无效")
}
coupon = cp.(promotion.ICouponPromotion)
result, err = coupon.CanUse(m, val.Fee)
if result {
if coupon.CanTake() {
_, err = coupon.GetTake(memberId)
//如果未占用,则占用
if err != nil {
err = coupon.Take(memberId)
}
} else {
_, err = coupon.GetBind(memberId)
}
if err != nil {
log.PrintErr(err)
return order, cart, errors.New("优惠券无效")
}
order.ApplyCoupon(coupon) //应用优惠券
}
}
return order, cart, err
}
func (this *Shopping) SubmitOrder(memberId int, couponCode string) (string, error) {
order, cart, err := this.BuildOrder(memberId, couponCode)
if err != nil {
order, cart, err = this.BuildOrder(memberId, "")
}
var cv = cart.GetValue()
if err == nil {
err = order.SetShop(cv.ShopId)
if err == nil {
order.SetPayment(cv.PaymentOpt)
err = order.SetDeliver(cv.DeliverId)
if err == nil {
return order.Submit()
}
}
}
return "", err
}
func (this *Shopping) GetOrderByNo(orderNo string) (shopping.IOrder, error) {
val, err := this._rep.GetOrderByNo(this._partnerId, orderNo)
if err != nil {
log.PrintErr(err)
return nil, errors.New("订单不存在")
}
return this.CreateOrder(val, nil), err
}
// 自动设置订单
func (this *Shopping) OrderAutoSetup(f func(error)) {
var orders []*shopping.ValueOrder
var err error
log.Println("[SETUP] start auto setup")
saleConf := this._partner.GetSaleConf()
if saleConf.AutoSetupOrder == 1 {
ctx := infrastructure.GetApp()
orders, err = this._rep.GetWaitingSetupOrders(this._partnerId)
if err != nil {
f(err)
return
}
dt := time.Now()
for _, v := range orders {
this.setupOrder(ctx, v, &saleConf, dt, f)
}
}
}
const (
order_timeout_hour = 24
order_confirm_minute = 4
order_process_minute = 11
order_sending_minute = 31
order_receive_hour = 5
order_complete_hour = 11
)
func (this *Shopping) setupOrder(ctx gof.App, v *shopping.ValueOrder,
conf *partner.SaleConf, t time.Time, f func(error)) {
var err error
order := this.CreateOrder(v, nil)
dur := time.Duration(t.Unix()-v.CreateTime) * time.Second
if v.PaymentOpt == enum.PAY_ONLINE {
if v.IsPaid == 0 && dur > time.Hour*order_timeout_hour {
order.Cancel("超时未付款,系统取消")
if ctx.Debug() {
ctx.Log().Printf("[ AUTO][OrderSetup]:%s - Payment Timeout\n", v.OrderNo)
}
}
} else if v.PaymentOpt == enum.PAY_OFFLINE {
switch v.Status + 1 {
case enum.ORDER_CONFIRMED:
if dur > time.Minute*order_confirm_minute {
err = order.Confirm()
if ctx.Debug() {
ctx.Log().Printf("[ AUTO][OrderSetup]:%s - Confirm \n", v.OrderNo)
}
shop, err := this.SmartChoiceShop(v.DeliverAddress)
if err != nil {
log.Println(err)
order.Suspend("智能分配门店失败!原因:" + err.Error())
} else {
sv := shop.GetValue()
order.SetShop(shop.GetDomainId())
order.AppendLog(enum.ORDER_LOG_SETUP, false, fmt.Sprintf(
"自动分配门店:%s,电话:%s", sv.Name, sv.Phone))
}
}
case enum.ORDER_PROCESSING:
if dur > time.Minute*order_process_minute {
err = order.Process()
if ctx.Debug() {
ctx.Log().Printf("[ AUTO][OrderSetup]:%s - Processing \n", v.OrderNo)
}
}
case enum.ORDER_SENDING:
if dur > time.Minute*order_sending_minute {
err = order.Deliver()
if ctx.Debug() {
ctx.Log().Printf("[ AUTO][OrderSetup]:%s - Sending \n", v.OrderNo)
}
}
case enum.ORDER_RECEIVED:
if dur > time.Hour*order_receive_hour {
err = order.SignReceived()
if ctx.Debug() {
ctx.Log().Printf("[ AUTO][OrderSetup]:%s - Received \n", v.OrderNo)
}
}
case enum.ORDER_COMPLETED:
if dur > time.Hour*order_complete_hour {
err = order.Complete()
if ctx.Debug() {
ctx.Log().Printf("[ AUTO][OrderSetup]:%s - Complete \n", v.OrderNo)
}
}
}
}
if err != nil {
f(err)
}
}