237 lines
8.1 KiB
Go
237 lines
8.1 KiB
Go
package promotion
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import (
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"encoding/gob"
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"errors"
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"fmt"
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"time"
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"git.rosy.net.cn/baseapi/platformapi/jdapi"
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"git.rosy.net.cn/baseapi/utils"
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"git.rosy.net.cn/jx-callback/business/jxutils"
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"git.rosy.net.cn/jx-callback/business/jxutils/tasksch"
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"git.rosy.net.cn/jx-callback/business/model"
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"git.rosy.net.cn/jx-callback/business/model/dao"
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"git.rosy.net.cn/jx-callback/globals/api"
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)
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const (
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PromotionTypeNormal = 1
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PromotionTypeDirectDown = 3
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PromotionTypeLimitedTime = 4
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)
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const (
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PriceTypePrice = 1 // 绝对价格
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PriceTypePercentage = 2 // 百分比
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)
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const (
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PromotionLimitedTimeMinPercentage = 80
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)
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const (
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PromotionStatusCreated = 1
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PromotionStatusEnded = 2
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)
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type SkuPrice struct {
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SkuID int `json:"skuID"`
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PriceType int `json:"priceType"`
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Price int `json:"price"` // 分，这个不是单价
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}
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type PromotionParams struct {
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Name string
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Advertising string
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Type int
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BeginAt time.Time
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EndAt time.Time
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StoreIDs []int
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SkuPrices []*SkuPrice
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}
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var (
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ErrEmptySkus = errors.New("空sku")
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)
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type JdPromotionHandler interface {
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CreatePromotionInfos(name string, beginDate, endDate time.Time, outInfoId, advertising string) (infoId int64, err error)
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CreatePromotionRules(infoId int64, outInfoId string, limitDevice, limitPin, limitCount, limitDaily int) (err error)
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CreatePromotionSku(infoId int64, outInfoId string, skus []map[string]interface{}) (skusResult []map[string]interface{}, err error)
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ConfirmPromotion(infoId int64, outInfoId string) (err error)
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}
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type JdDirectDownHandler struct {
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}
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func (p *JdDirectDownHandler) CreatePromotionInfos(name string, beginDate, endDate time.Time, outInfoId, advertising string) (infoId int64, err error) {
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return api.JdAPI.CreatePromotionInfosSingle(name, beginDate, endDate, outInfoId, advertising)
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}
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func (p *JdDirectDownHandler) CreatePromotionRules(infoId int64, outInfoId string, limitDevice, limitPin, limitCount, limitDaily int) (err error) {
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return api.JdAPI.CreatePromotionRules(infoId, outInfoId, limitDevice, limitPin, limitCount, limitDaily)
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}
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func (p *JdDirectDownHandler) CreatePromotionSku(infoId int64, outInfoId string, skus []map[string]interface{}) (skusResult []map[string]interface{}, err error) {
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return api.JdAPI.CreatePromotionSkuSingle(infoId, outInfoId, skus)
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}
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func (p *JdDirectDownHandler) ConfirmPromotion(infoId int64, outInfoId string) (err error) {
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return api.JdAPI.ConfirmPromotionSingle(infoId, outInfoId)
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}
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type JdLimitedTimeHandler struct {
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}
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func (p *JdLimitedTimeHandler) CreatePromotionInfos(name string, beginDate, endDate time.Time, outInfoId, advertising string) (infoId int64, err error) {
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return api.JdAPI.CreatePromotionInfosLimitTime(name, beginDate, endDate, outInfoId, advertising)
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}
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func (p *JdLimitedTimeHandler) CreatePromotionRules(infoId int64, outInfoId string, limitDevice, limitPin, limitCount, limitDaily int) (err error) {
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return api.JdAPI.CreatePromotionRules(infoId, outInfoId, limitDevice, limitPin, limitCount, limitDaily)
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}
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func (p *JdLimitedTimeHandler) CreatePromotionSku(infoId int64, outInfoId string, skus []map[string]interface{}) (skusResult []map[string]interface{}, err error) {
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return api.JdAPI.CreatePromotionSkuLimitTime(infoId, outInfoId, skus)
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}
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func (p *JdLimitedTimeHandler) ConfirmPromotion(infoId int64, outInfoId string) (err error) {
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return api.JdAPI.ConfirmPromotionLimitTime(infoId, outInfoId)
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}
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func init() {
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gob.Register(&PromotionParams{})
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gob.Register([]*SkuPrice{})
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}
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func CreateJdPromotion(isAsync bool, params *PromotionParams, userName string) (hint string, err error) {
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if len(params.SkuPrices) == 0 {
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return "", ErrEmptySkus
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}
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db := dao.GetDB()
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skuIDs := make([]int, len(params.SkuPrices))
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skuPriceMap := make(map[int]*SkuPrice)
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for k, v := range params.SkuPrices {
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skuIDs[k] = v.SkuID
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skuPriceMap[v.SkuID] = v
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}
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sql := `
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SELECT t1.*
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FROM store_sku_bind t1
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WHERE t1.jd_sync_status = 0 AND t1.deleted_at = ? AND t1.store_id = ? AND t1.sku_id IN (
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` + dao.GenQuestionMarks(len(skuIDs)) + ")"
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errMsg := ""
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modifyPricesList := make(map[int][]*jdapi.SkuPriceInfo)
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promotionPrices := make([]map[string]interface{}, len(params.StoreIDs)*len(params.SkuPrices))
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index := 0
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for _, storeID := range params.StoreIDs {
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var skuBinds []*model.StoreSkuBind
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if err = dao.GetRows(db, &skuBinds, sql, utils.DefaultTimeValue, storeID, skuIDs); err != nil {
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return "", err
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}
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for _, skuBind := range skuBinds {
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promotionSkuPrice := skuPriceMap[skuBind.SkuID]
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if promotionSkuPrice.PriceType == PriceTypePercentage {
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promotionSkuPrice.Price = skuBind.Price * promotionSkuPrice.Price / 100
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}
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if promotionSkuPrice.Price >= skuBind.Price {
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errMsg += fmt.Sprintf("促销价大于等于原价，storeID:%d, skuID:%d\n", storeID, skuBind.SkuID)
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}
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if errMsg == "" {
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if params.Type == PromotionTypeLimitedTime {
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if skuBind.Price*PromotionLimitedTimeMinPercentage/100 < promotionSkuPrice.Price {
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modifyPricesList[storeID] = append(modifyPricesList[storeID], &jdapi.SkuPriceInfo{
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OutSkuId: utils.Int2Str(skuBind.SkuID),
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Price: promotionSkuPrice.Price*100/PromotionLimitedTimeMinPercentage + 1,
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})
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}
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}
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promotionPrices[index] = map[string]interface{}{
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jdapi.KeyOutStationNo: utils.Int2Str(storeID),
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jdapi.KeyOutSkuId: utils.Int2Str(skuBind.SkuID),
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jdapi.KeyPromotionPrice: promotionSkuPrice.Price,
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}
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index++
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}
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}
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}
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promotionPrices = promotionPrices[:index]
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if len(promotionPrices) == 0 {
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return "", ErrEmptySkus
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}
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if errMsg != "" {
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return "", errors.New(errMsg)
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}
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promotion := &model.Promotion{
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Name: params.Name,
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VendorID: model.VendorIDJD,
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Type: params.Type,
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Status: PromotionStatusCreated,
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SyncStatus: model.SyncFlagNewMask,
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BeginAt: params.BeginAt,
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EndAt: params.EndAt,
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}
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dao.WrapAddIDCULDEntity(promotion, userName)
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if promotion.Params, err = jxutils.SerializeData(params); err != nil {
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return "", err
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}
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dao.Begin(db)
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defer func() {
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dao.Rollback(db)
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}()
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if err = dao.CreateEntity(db, promotion); err != nil {
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return "", err
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}
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var promotionHandler JdPromotionHandler
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if params.Type == PromotionTypeDirectDown {
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promotionHandler = &JdDirectDownHandler{}
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} else if params.Type == PromotionTypeLimitedTime {
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promotionHandler = &JdLimitedTimeHandler{}
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} else {
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panic(fmt.Sprintf("unknown promotion type:%d", params.Type))
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}
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infoId, err2 := promotionHandler.CreatePromotionInfos(params.Name, params.BeginAt, params.EndAt, utils.Int2Str(promotion.ID), params.Advertising)
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if err = err2; err != nil {
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return "", err
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}
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promotion.VendorPromotionID = utils.Int64ToStr(infoId)
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if _, err = dao.UpdateEntity(db, promotion); err != nil {
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return "", err
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}
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dao.Commit(db)
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task := tasksch.RunTask("CreateJdPromotion update sku price", false, nil, 0, 1, userName, func(batchItemList []interface{}, params ...interface{}) (retVal interface{}, err error) {
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storeID := batchItemList[0].(int)
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modifyPricesList := jxutils.SplitSlice(modifyPricesList[storeID], jdapi.MaxStoreSkuBatchSize)
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for _, modifyPrices := range modifyPricesList {
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modifyPrices2 := make([]*jdapi.SkuPriceInfo, len(modifyPrices))
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for k, v := range modifyPrices {
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modifyPrices2[k] = v.(*jdapi.SkuPriceInfo)
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}
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if _, err = api.JdAPI.UpdateVendorStationPrice(utils.Int2Str(storeID), "", modifyPrices2); err != nil {
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return nil, err
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}
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}
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return nil, nil
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}, params.StoreIDs)
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if _, err = task.GetResult(0); err != nil {
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return "", err
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}
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if err = promotionHandler.CreatePromotionRules(infoId, "", 1, 1, 1, 1); err != nil {
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return "", err
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}
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task = tasksch.RunManagedTask("CreateJdPromotion CreatePromotionSku", false, nil, 0, jdapi.MaxPromotionSkuCount, userName, func(batchItemList []interface{}, params ...interface{}) (retVal interface{}, err error) {
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skus := make([]map[string]interface{}, len(batchItemList))
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for k, v := range batchItemList {
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skus[k] = v.(map[string]interface{})
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}
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_, err = promotionHandler.CreatePromotionSku(infoId, "", skus)
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return nil, err
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}, promotionPrices)
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if _, err = task.GetResult(0); err != nil {
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return "", err
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}
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err = promotionHandler.ConfirmPromotion(infoId, "")
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return "", err
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}
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