chore: import upstream snapshot with attribution

internal/repo/unique/uniqid_repo.go

@@ -0,0 +1,56 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package unique
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/apache/answer/internal/base/constant"
+	"github.com/apache/answer/internal/base/data"
+	"github.com/apache/answer/internal/base/reason"
+	"github.com/apache/answer/internal/entity"
+	"github.com/apache/answer/internal/service/unique"
+	"github.com/segmentfault/pacman/errors"
+)
+
+// uniqueIDRepo Unique id repository
+type uniqueIDRepo struct {
+	data *data.Data
+}
+
+// NewUniqueIDRepo new repository
+func NewUniqueIDRepo(data *data.Data) unique.UniqueIDRepo {
+	return &uniqueIDRepo{
+		data: data,
+	}
+}
+
+// GenUniqueIDStr generate unique id string
+// 1 + 00x(objectType) + 000000000000x(id)
+func (ur *uniqueIDRepo) GenUniqueIDStr(ctx context.Context, key string) (uniqueID string, err error) {
+	objectType := constant.ObjectTypeStrMapping[key]
+	bean := &entity.Uniqid{UniqidType: objectType}
+	_, err = ur.data.DB.Context(ctx).Insert(bean)
+	if err != nil {
+		return "", errors.InternalServer(reason.DatabaseError).WithError(err).WithStack()
+	}
+	return fmt.Sprintf("1%03d%013d", objectType, bean.ID), nil
+}