127 lines
3.9 KiB
Go
127 lines
3.9 KiB
Go
package logic
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import (
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"encoding/json"
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"errors"
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"fusenapi/constants"
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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 GetSizeByPidLogic 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 NewGetSizeByPidLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetSizeByPidLogic {
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return &GetSizeByPidLogic{
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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 *GetSizeByPidLogic) GetSizeByPid(req *types.GetSizeByPidReq, userinfo *auth.UserInfo) (resp *basic.Response) {
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req.Pid = strings.Trim(req.Pid, " ")
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if req.Pid == "" {
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return resp.SetStatusWithMessage(basic.CodeRequestParamsErr, "err param:pid is empty")
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}
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//获取产品信息(只是获取id)
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productInfo, err := l.svcCtx.AllModels.FsProduct.FindOneBySn(l.ctx, req.Pid, "id")
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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, "the product is not exists")
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}
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeDbSqlErr, "failed to get product info")
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}
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//获取产品尺寸列表(需要正序排序)
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sizeList, err := l.svcCtx.AllModels.FsProductSize.GetAllByProductIds(l.ctx, []int64{productInfo.Id}, "is_hot DESC,sort ASC")
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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 size list")
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}
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sizeIds := make([]int64, 0, len(sizeList))
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productIds := make([]int64, 0, len(sizeList))
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for _, v := range sizeList {
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sizeIds = append(sizeIds, v.Id)
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productIds = append(productIds, *v.ProductId)
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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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mapProductMinPrice := make(map[int64]int64)
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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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//正序排序价格（注意排序后的阶梯价格不能用作阶梯数量价格计算）
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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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//获取对应模型数据
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modelList, err := l.svcCtx.AllModels.FsProductModel3d.GetAllBySizeIdsTag(l.ctx, sizeIds, constants.TAG_MODEL, "id,size_id")
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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 model list")
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}
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mapSizeModel := make(map[int64]int) //size id为key
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for k, v := range modelList {
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mapSizeModel[*v.SizeId] = k
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}
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//处理
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listRsp := make([]types.GetSizeByPidRsp, 0, len(sizeList))
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for _, sizeInfo := range sizeList {
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//没有模型的不能使用
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modelIndex, ok := mapSizeModel[sizeInfo.Id]
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if !ok {
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continue
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}
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var title interface{}
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_ = json.Unmarshal([]byte(*sizeInfo.Title), &title)
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minPrice := int64(0)
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if price, ok := mapProductMinPrice[*sizeInfo.ProductId]; ok {
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minPrice = price
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}
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listRsp = append(listRsp, types.GetSizeByPidRsp{
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Id: sizeInfo.Id,
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Title: title,
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Capacity: *sizeInfo.Capacity,
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Cover: *sizeInfo.Cover,
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PartsCanDeleted: *sizeInfo.PartsCanDeleted > 0,
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ModelId: modelList[modelIndex].Id,
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IsPopular: *sizeInfo.IsHot > 0,
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MinPrice: float64(minPrice) / 100,
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})
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}
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return resp.SetStatusWithMessage(basic.CodeOK, "success", listRsp)
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}
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