feat: internal product items

services/product/internal/logic/internalItemsLogic.go

@@ -0,0 +1,71 @@
+package logic
+
+import (
+	"context"
+	"strconv"
+
+	"lone-services/pkg/modelbase"
+	"lone-services/pkg/utils"
+	product "lone-services/rpc/product/pb"
+	"lone-services/services/product/internal/dao"
+	"lone-services/services/product/internal/model"
+	"lone-services/services/product/internal/svc"
+
+	"github.com/zeromicro/go-zero/core/logx"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+)
+
+type InternalItemsLogic struct {
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+	logx.Logger
+}
+
+func NewInternalItemsLogic(ctx context.Context, svcCtx *svc.ServiceContext) *InternalItemsLogic {
+	return &InternalItemsLogic{
+		ctx:    ctx,
+		svcCtx: svcCtx,
+		Logger: logx.WithContext(ctx),
+	}
+}
+
+func (l *InternalItemsLogic) InternalItems(in *product.InternalItemsReq) (*product.ItemsByIdsData, error) {
+	w := modelbase.Params{
+		Order: "sort DESC, id DESC",
+	}
+	inMap := make(map[string][]string)
+	if status := toUint32Strings(in.GetStatus()); len(status) > utils.NumberZero {
+		inMap["status in ?"] = status
+	}
+	if types := toUint32Strings(in.GetType()); len(types) > utils.NumberZero {
+		inMap["type in ?"] = types
+	}
+	if len(inMap) > utils.NumberZero {
+		w.In = inMap
+	}
+
+	var infos []dao.Info
+	err := model.ProductModel{}.Init().Items(w, &infos)
+	if err != nil {
+		l.Errorf("product InternalItems: %v", err)
+		return nil, status.Error(codes.Internal, utils.Fail.Msg)
+	}
+
+	items := make([]*product.Item, 0, len(infos))
+	for _, row := range infos {
+		items = append(items, toProductItem(row))
+	}
+	return &product.ItemsByIdsData{Items: items}, nil
+}
+
+func toUint32Strings(vals []uint32) []string {
+	if len(vals) < 1 {
+		return nil
+	}
+	out := make([]string, 0, len(vals))
+	for _, v := range vals {
+		out = append(out, strconv.FormatUint(uint64(v), 10))
+	}
+	return out
+}