2023-06-13 04:15:06 +00:00
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package logic
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import (
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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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"strings"
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"time"
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"context"
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"fusenapi/server/shopping-cart-confirmation/internal/svc"
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"fusenapi/server/shopping-cart-confirmation/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type CartAddLogic 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 NewCartAddLogic(ctx context.Context, svcCtx *svc.ServiceContext) *CartAddLogic {
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return &CartAddLogic{
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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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// 添加入购物车
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func (l *CartAddLogic) CartAdd(req *types.CartAddReq, userinfo *auth.UserInfo) (resp *basic.Response) {
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2023-06-15 04:00:32 +00:00
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if userinfo.GetIdType() != auth.IDTYPE_User {
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return resp.SetStatusWithMessage(basic.CodeUnAuth, "please login first")
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}
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2023-06-13 04:15:06 +00:00
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if req.BuyNum == 0 {
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2023-06-14 06:05:27 +00:00
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return resp.SetStatusWithMessage(basic.CodeRequestParamsErr, "param buy_num can`t be 0")
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2023-06-13 04:15:06 +00:00
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}
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if req.IsCheck != 0 && req.IsCheck != 1 {
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2023-06-14 06:05:27 +00:00
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return resp.SetStatusWithMessage(basic.CodeRequestParamsErr, "param is_check should be 0 or 1")
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2023-06-13 04:15:06 +00:00
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}
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req.DesignId = strings.Trim(req.DesignId, " ")
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if req.DesignId == "" {
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2023-06-14 06:05:27 +00:00
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return resp.SetStatusWithMessage(basic.CodeRequestParamsErr, "param design_id can`t be empty")
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2023-06-13 04:15:06 +00:00
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}
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//查询是否有此设计
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productDesignModel := gmodel.NewFsProductDesignModel(l.svcCtx.MysqlConn)
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2023-06-19 04:23:02 +00:00
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productDesignInfo, err := productDesignModel.FindOneBySn(l.ctx, req.DesignId, userinfo.UserId)
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2023-06-13 04:15:06 +00:00
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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 design info")
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}
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if productDesignInfo.Id == 0 {
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return resp.SetStatusWithMessage(basic.CodeServiceErr, "product design info is not exists")
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}
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//查找是否有此材质、产品、大小id的阶梯价格
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productPriceModel := gmodel.NewFsProductPriceModel(l.svcCtx.MysqlConn)
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priceStatus := int64(1)
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priceReq := gmodel.FindOneProductPriceByParamsReq{
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ProductId: productDesignInfo.ProductId,
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MaterialId: productDesignInfo.MaterialId,
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SizeId: productDesignInfo.SizeId,
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Status: &priceStatus,
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}
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productPriceInfo, err := productPriceModel.FindOneProductPriceByParams(l.ctx, priceReq)
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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 price info")
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}
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if productPriceInfo.Id == 0 {
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return resp.SetStatusWithMessage(basic.CodeServiceErr, " product price info is not exists")
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}
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if *productPriceInfo.EachBoxNum == 0 {
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return resp.SetStatusWithMessage(basic.CodeServiceErr, " product price info err: each box num can`t be zero")
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}
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//买的数量和每箱数量取余为0 且 份数大于等于最小购买数量才算满足条件
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2023-06-13 05:07:09 +00:00
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if req.BuyNum%*productPriceInfo.EachBoxNum != 0 {
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2023-06-13 04:15:06 +00:00
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return resp.SetStatusWithMessage(basic.CodeServiceErr, "invalid buy number,please check")
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}
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if int64(float64(req.BuyNum)/float64(*productPriceInfo.EachBoxNum)) < *productPriceInfo.MinBuyNum {
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return resp.SetStatusWithMessage(basic.CodeServiceErr, "invalid buy number,please check!")
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}
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//查询购物车
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cartModel := gmodel.NewFsCartModel(l.svcCtx.MysqlConn)
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cartStatus := int64(1)
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cartReq := gmodel.FindOneCartByParamsReq{
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UserId: &userinfo.UserId,
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ProductId: productDesignInfo.ProductId,
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TemplateId: productDesignInfo.TemplateId,
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PriceId: &productPriceInfo.Id,
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DesignId: &productDesignInfo.Id,
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MaterialId: productDesignInfo.MaterialId,
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Status: &cartStatus,
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}
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cartInfo, err := cartModel.FindOneCartByParams(l.ctx, cartReq)
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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 cart info")
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}
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now := time.Now().Unix()
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nowTime := time.Now()
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data := gmodel.FsCart{
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UserId: &userinfo.UserId,
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ProductId: productPriceInfo.ProductId,
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TemplateId: productDesignInfo.TemplateId,
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PriceId: &productPriceInfo.Id,
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MaterialId: productDesignInfo.MaterialId,
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SizeId: productDesignInfo.SizeId,
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BuyNum: &req.BuyNum,
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Cover: productDesignInfo.Cover,
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DesignId: &productDesignInfo.Id,
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Ctime: &now,
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Status: &cartStatus,
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OptionalId: productDesignInfo.OptionalId,
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IsCheck: &req.IsCheck,
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TsTime: &nowTime,
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}
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if cartInfo.Id == 0 {
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err = cartModel.Create(l.ctx, data)
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} else {
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err = cartModel.Update(l.ctx, cartInfo.Id, data)
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}
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2023-06-13 05:59:15 +00:00
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if err != nil {
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2023-06-13 04:15:06 +00:00
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logx.Error(err)
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return resp.SetStatusWithMessage(basic.CodeServiceErr, "failed to add to cart")
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2023-06-13 05:59:15 +00:00
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}
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2023-06-13 06:13:40 +00:00
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return resp.SetStatusWithMessage(basic.CodeOK, "add to cart success")
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2023-06-13 04:15:06 +00:00
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}
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