213 lines
7.9 KiB
Go
213 lines
7.9 KiB
Go
package logic
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import (
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"errors"
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"fusenapi/model/gmodel"
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"fusenapi/utils/auth"
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"fusenapi/utils/basic"
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"fusenapi/utils/format"
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"gorm.io/gorm"
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"sort"
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"strings"
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"context"
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"fusenapi/server/product/internal/svc"
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"fusenapi/server/product/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type HomePageRecommendProductListLogic struct {
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logx.Logger
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ctx context.Context
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svcCtx *svc.ServiceContext
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}
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func NewHomePageRecommendProductListLogic(ctx context.Context, svcCtx *svc.ServiceContext) *HomePageRecommendProductListLogic {
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return &HomePageRecommendProductListLogic{
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Logger: logx.WithContext(ctx),
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ctx: ctx,
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svcCtx: svcCtx,
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}
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}
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func (l *HomePageRecommendProductListLogic) HomePageRecommendProductList(req *types.HomePageRecommendProductListReq, userinfo *auth.UserInfo) (resp *basic.Response) {
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//查询用户信息(不用判断存在)
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_, err := l.svcCtx.AllModels.FsUser.FindUserById(l.ctx, userinfo.UserId)
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if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeServiceErr, "get user info err")
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}
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var (
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merchantInfo *gmodel.FsMerchantCategory
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recommendProductList []gmodel.FsProduct //产品列表（select 字段需要看查询的地方）
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productOptionalPartList []gmodel.GetGroupPartListByProductIdsRsp //产品配件列表
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mapProductHaveOptionFitting = make(map[int64]struct{}) //是否有配件map
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productPriceList []gmodel.GetPriceListByProductIdsRsp //产品价格列表（select 字段需要看查询的地方）
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mapProductMinPrice = make(map[int64]int64) //产品最小价格map
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productTemplatesV2 []gmodel.FsProductTemplateV2 //产品模板列表（select 字段需要看查询的地方）
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productSizeCountList []gmodel.CountProductSizeByStatusRsp //产品尺寸数量列表（select 字段需要看查询的地方）
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mapProductSizeCount = make(map[int64]int64) //产品尺寸数量map
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mapProductTemplate = make(map[int64]struct{}) //产品模板map
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)
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//选了商家类型
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if req.MerchantType > 0 {
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merchantInfo, err = l.svcCtx.AllModels.FsMerchantCategory.FindOne(l.ctx, req.MerchantType)
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} else {
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//随机获取一个商家类型
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merchantInfo, err = l.svcCtx.AllModels.FsMerchantCategory.FindRandOne(l.ctx)
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}
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return resp.SetStatusWithMessage(basic.CodeDbRecordNotFoundErr, "none of merchant type found")
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}
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeDbSqlErr, "failed to get merchant type info")
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}
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if *merchantInfo.RecommendProduct == "" {
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return resp.SetStatusWithMessage(basic.CodeOK, "success", []interface{}{})
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}
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recommendProductIds, err := format.StrSlicToInt64Slice(strings.Split(*merchantInfo.RecommendProduct, ","))
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if err != nil {
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeServiceErr, "failed to parse recommend product")
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}
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//获取列表推荐产品
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recommendProductList, err = l.svcCtx.AllModels.FsProduct.GetProductListByIds(l.ctx, recommendProductIds, "sort-desc")
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if err != nil {
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeDbSqlErr, "failed to get product list")
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}
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if len(recommendProductList) == 0 {
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return resp.SetStatusWithMessage(basic.CodeOK, "success", []interface{}{})
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}
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productIds := make([]int64, 0, len(recommendProductList))
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for _, product := range recommendProductList {
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productIds = append(productIds, product.Id)
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}
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//获取商品可选配件
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productOptionalPartList, err = l.svcCtx.AllModels.FsProductModel3d.GetGroupPartListByProductIds(l.ctx, productIds)
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if err != nil {
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeDbSqlErr, "failed to get product part list")
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}
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//存储有配件的map
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for _, partList := range productOptionalPartList {
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partList.PartList = strings.Trim(partList.PartList, " ")
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partList.PartList = strings.Trim(partList.PartList, ",")
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if partList.PartList == "" {
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continue
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}
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mapProductHaveOptionFitting[partList.ProductId] = struct{}{}
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}
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//获取产品价格列表
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productPriceList, err = l.svcCtx.AllModels.FsProductPrice.GetSimplePriceListByProductIds(l.ctx, productIds)
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if err != nil {
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeServiceErr, "failed to get product min price list")
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}
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//存储产品最小价格
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for _, v := range productPriceList {
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priceStrSlic := strings.Split(v.Price, ",")
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priceSlice, err := format.StrSlicToIntSlice(priceStrSlic)
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if err != nil {
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeServiceErr, err.Error())
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}
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if len(priceSlice) == 0 {
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continue
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}
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sort.Ints(priceSlice)
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if min, ok := mapProductMinPrice[v.ProductId]; ok {
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if min > int64(priceSlice[0]) {
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mapProductMinPrice[v.ProductId] = int64(priceSlice[0])
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}
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} else {
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mapProductMinPrice[v.ProductId] = int64(priceSlice[0])
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}
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}
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//获取模板(只是获取产品product_id)
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productTemplatesV2, err = l.svcCtx.AllModels.FsProductTemplateV2.FindAllByProductIds(l.ctx, productIds, "", "product_id")
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if err != nil {
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeServiceErr, "get product template_v2 err")
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}
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for _, v := range productTemplatesV2 {
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mapProductTemplate[*v.ProductId] = struct{}{}
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}
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//获取产品尺寸数量
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productSizeCountList, err = l.svcCtx.AllModels.FsProductSize.GetGroupProductSizeByStatus(l.ctx, productIds, 1)
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if err != nil {
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeServiceErr, "get product size count err")
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}
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for _, v := range productSizeCountList {
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mapProductSizeCount[v.ProductId] = v.Num
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}
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//获取产品标签相关属性
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productTagPropList, err := l.svcCtx.AllModels.FsProductTagProp.GetTagPropByProductIdsWithProductTag(l.ctx, productIds)
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if err != nil {
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeDbSqlErr, "failed to get product tag property")
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}
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mapTagProp := make(map[int64][]types.CoverDefaultItem)
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for _, v := range productTagPropList {
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mapTagProp[*v.ProductId] = append(mapTagProp[*v.ProductId], types.CoverDefaultItem{
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Tag: v.TemplateTag,
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Cover: *v.Cover,
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})
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}
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//组装返回
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listRsp := make([]types.HomePageRecommendProductListRsp, 0, len(recommendProductList))
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for _, productInfo := range recommendProductList {
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minPrice, ok := mapProductMinPrice[productInfo.Id]
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_, tmpOk := mapProductTemplate[productInfo.Id]
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//无最小价格则不显示 || 没有模板也不显示
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if !ok || !tmpOk {
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continue
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}
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sizeNum := int64(0)
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if mapSizeNum, ok := mapProductSizeCount[productInfo.Id]; ok {
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sizeNum = mapSizeNum
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}
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//有无可选配件
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haveOptionalFitting := false
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if _, ok = mapProductHaveOptionFitting[productInfo.Id]; ok {
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haveOptionalFitting = true
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}
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item := types.HomePageRecommendProductListRsp{
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Id: productInfo.Id,
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Sn: *productInfo.Sn,
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Title: *productInfo.Title,
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Cover: *productInfo.Cover,
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CoverDefault: []types.CoverDefaultItem{},
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SizeNum: uint32(sizeNum),
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MinPrice: minPrice,
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HaveOptionalFitting: haveOptionalFitting,
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}
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if _, ok = mapTagProp[productInfo.Id]; ok {
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item.CoverDefault = mapTagProp[productInfo.Id]
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}
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//千人千面处理
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/*r := image.ThousandFaceImageFormatReq{
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Size: int(req.Size),
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IsThousandFace: 0,
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Cover: *productInfo.Cover,
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CoverImg: *productInfo.CoverImg,
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CoverDefault: *productInfo.CoverImg,
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ProductId: productInfo.Id,
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UserId: user.Id,
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}
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if user.Id != 0 {
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r.IsThousandFace = int(*user.IsThousandFace)
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}
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image.ThousandFaceImageFormat(&r)
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item.Cover = r.Cover
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item.CoverDefault = r.CoverDefault*/
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//加入分类产品切片
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listRsp = append(listRsp, item)
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}
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return resp.SetStatusWithMessage(basic.CodeOK, "success", listRsp)
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}
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