feat: 添加 GetUsersByIds 批量用户查询接口

app/users/rpc/internal/logic/getUsersByIdsLogic.go

@@ -0,0 +1,38 @@
+package logic
+
+import (
+	"context"
+	"juwan-backend/app/users/rpc/internal/models/users"
+
+	"juwan-backend/app/users/rpc/internal/svc"
+	"juwan-backend/app/users/rpc/pb"
+
+	"github.com/zeromicro/go-zero/core/logx"
+)
+
+type GetUsersByIdsLogic struct {
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+	logx.Logger
+}
+
+func NewGetUsersByIdsLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetUsersByIdsLogic {
+	return &GetUsersByIdsLogic{
+		ctx:    ctx,
+		svcCtx: svcCtx,
+		Logger: logx.WithContext(ctx),
+	}
+}
+
+func (l *GetUsersByIdsLogic) GetUsersByIds(in *pb.GetUsersByIdsReq) (*pb.GetUsersByIdsResp, error) {
+	if len(in.Ids) == 0 {
+		return &pb.GetUsersByIdsResp{}, nil
+	}
+
+	userList, err := l.svcCtx.UsersModelRO.Users.Query().Where(users.IDIn(in.Ids...)).All(l.ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	return &pb.GetUsersByIdsResp{Users: ConvertEntUsersToProto(userList)}, nil
+}