76 lines
2.3 KiB
Go
76 lines
2.3 KiB
Go
package product
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import (
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"context"
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"qnc-server/app/main/model"
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"qnc-server/common/xerr"
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"github.com/Masterminds/squirrel"
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"github.com/jinzhu/copier"
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"github.com/pkg/errors"
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"github.com/zeromicro/go-zero/core/mr"
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"qnc-server/app/main/api/internal/svc"
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"qnc-server/app/main/api/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type GetProductAppByEnLogic 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 NewGetProductAppByEnLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetProductAppByEnLogic {
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return &GetProductAppByEnLogic{
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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 *GetProductAppByEnLogic) GetProductAppByEn(req *types.GetProductByEnRequest) (resp *types.ProductResponse, err error) {
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productModel, err := l.svcCtx.ProductModel.FindOneByProductEn(l.ctx, req.ProductEn)
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if err != nil {
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return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "产品查询, 查找产品错误: %v", err)
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}
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build := l.svcCtx.ProductFeatureModel.SelectBuilder().Where(squirrel.Eq{
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"product_id": productModel.Id,
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})
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productFeatureAll, err := l.svcCtx.ProductFeatureModel.FindAll(l.ctx, build, "")
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if err != nil {
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return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "产品查询, 查找产品关联错误: %v", err)
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}
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var product types.Product
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err = copier.Copy(&product, productModel)
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if err != nil {
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return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "用户信息, 用户信息结构体复制失败, %v", err)
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}
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mr.MapReduceVoid(func(source chan<- interface{}) {
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for _, productFeature := range productFeatureAll {
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source <- productFeature.FeatureId
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}
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}, func(item interface{}, writer mr.Writer[*model.Feature], cancel func(error)) {
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id := item.(int64)
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feature, findFeatureErr := l.svcCtx.FeatureModel.FindOne(l.ctx, id)
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if findFeatureErr != nil {
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logx.WithContext(l.ctx).Errorf("产品查询, 查找关联feature错误: %d, err:%v", id, findFeatureErr)
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return
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}
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if feature != nil && feature.Id > 0 {
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writer.Write(feature)
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}
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}, func(pipe <-chan *model.Feature, cancel func(error)) {
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for item := range pipe {
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var feature types.Feature
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_ = copier.Copy(&feature, item)
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product.Features = append(product.Features, feature)
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}
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})
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return &types.ProductResponse{Product: product}, nil
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}
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