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/*
 *  Copyright 2017-2025 Adobe.
 *
 *  Licensed 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 com.adobe.testing.s3mock.store;

import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
import org.jspecify.annotations.Nullable;

/**
 * doc.
 */
public record S3ObjectVersions(
    UUID id,
    List versions
) {

  public S3ObjectVersions(UUID id) {
    this(id, new ArrayList<>());
  }

  public String createVersion() {
    var versionId = UUID.randomUUID().toString();
    versions.add(versionId);
    return versionId;
  }

  @Nullable
  public String getLatestVersion() {
    if (versions.isEmpty()) {
      return null;
    }
    return versions.get(versions.size() - 1);
  }

  public void deleteVersion(String versionId) {
    versions.remove(versionId);
  }
}