first commit

apps/sentinel/internal/logic/product/getproductbyidlogic.go

@@ -0,0 +1,42 @@
+package productlogic
+
+import (
+	"context"
+	"tianyuan-api/pkg/sqlutil"
+
+	"tianyuan-api/apps/sentinel/internal/svc"
+	"tianyuan-api/apps/sentinel/sentinel"
+
+	"github.com/zeromicro/go-zero/core/logx"
+)
+
+type GetProductByIdLogic struct {
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+	logx.Logger
+}
+
+func NewGetProductByIdLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetProductByIdLogic {
+	return &GetProductByIdLogic{
+		ctx:    ctx,
+		svcCtx: svcCtx,
+		Logger: logx.WithContext(ctx),
+	}
+}
+
+func (l *GetProductByIdLogic) GetProductById(in *sentinel.GetRecordByIdRequest) (*sentinel.Product, error) {
+	product, err := l.svcCtx.ProductsModel.FindOne(l.ctx, in.Id)
+	if err != nil {
+		return nil, err
+	}
+
+	return &sentinel.Product{
+		Id:                 product.Id,
+		ProductName:        product.ProductName,
+		ProductCode:        product.ProductCode,
+		ProductPrice:       product.ProductPrice,
+		ProductDescription: sqlutil.NullStringToString(product.ProductDescription),
+		ProductContent:     sqlutil.NullStringToString(product.ProductContent),
+		ProductGroup:       product.ProductGroup,
+	}, nil
+}