98 lines
3.1 KiB
Go
98 lines
3.1 KiB
Go
package logic
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import (
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"fusenapi/constants"
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"fusenapi/model/gmodel"
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"fusenapi/service/repositories"
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"fusenapi/utils/auth"
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"fusenapi/utils/basic"
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"context"
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"fusenapi/server/shopping-cart/internal/svc"
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"fusenapi/server/shopping-cart/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type GetCartNumLogic 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 NewGetCartNumLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetCartNumLogic {
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return &GetCartNumLogic{
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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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// 处理进入前逻辑w,r
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// func (l *GetCartNumLogic) BeforeLogic(w http.ResponseWriter, r *http.Request) {
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// }
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func (l *GetCartNumLogic) GetCartNum(req *types.Request, userinfo *auth.UserInfo) (resp *basic.Response) {
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if !userinfo.IsUser() {
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return resp.SetStatusWithMessage(basic.CodeUnAuth, "please sign in")
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}
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currentPage := constants.DEFAULT_PAGE
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limit := 1000
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//获取用户购物车列表
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carts, total, err := l.svcCtx.AllModels.FsShoppingCart.GetAllCartsByParam(l.ctx, gmodel.GetAllCartsByParamReq{
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UserId: userinfo.UserId,
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Sort: "id DESC",
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Page: currentPage,
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Limit: limit,
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})
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if err != nil {
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeDbSqlErr, "system err:failed to get your shopping carts")
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}
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var (
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mapSize = make(map[int64]gmodel.FsProductSize)
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mapModel = make(map[int64]gmodel.FsProductModel3d)
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mapTemplate = make(map[int64]gmodel.FsProductTemplateV2)
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mapProduct = make(map[int64]gmodel.FsProduct)
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mapResourceMetadata = make(map[string]interface{})
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)
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//获取相关信息
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err = NewGetCartsLogic(l.ctx, l.svcCtx).GetRelationInfo(GetRelationInfoReq{
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Carts: carts,
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MapSize: mapSize,
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MapModel: mapModel,
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MapTemplate: mapTemplate,
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MapProduct: mapProduct,
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MapResourceMetadata: mapResourceMetadata,
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})
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if err != nil {
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return resp.SetStatusWithMessage(basic.CodeServiceErr, err.Error())
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}
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//定义map收集变更信息
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mapCartChange := make(map[int64]string)
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mapSnapshot := make(map[int64]gmodel.CartSnapshot)
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//校验购物车数据是否变更
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err = l.svcCtx.Repositories.NewShoppingCart.VerifyShoppingCartSnapshotDataChange(repositories.VerifyShoppingCartSnapshotDataChangeReq{
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Carts: carts,
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MapSize: mapSize,
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MapModel: mapModel,
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MapTemplate: mapTemplate,
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MapCartChange: mapCartChange,
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MapSnapshot: mapSnapshot,
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MapProduct: mapProduct,
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})
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if err != nil {
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logx.Error("VerifyShoppingCartSnapshotDataChange err:", err.Error())
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return resp.SetStatusWithMessage(basic.CodeServiceErr, "system err:failed to check shopping cart change data")
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}
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return resp.SetStatusWithMessage(basic.CodeOK, "success", types.GetCartNumRsp{
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TotalCount: total - int64(len(mapCartChange)), //总数 - 失效的
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})
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}
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// 处理逻辑后 w,r 如:重定向, resp 必须重新处理
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// func (l *GetCartNumLogic) AfterLogic(w http.ResponseWriter, r *http.Request, resp *basic.Response) {
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// // httpx.OkJsonCtx(r.Context(), w, resp)
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// }
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