/*
 * 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.
 */

#pragma once

#include <cstdint>
#include <map>
#include <optional>
#include <string>
#include <vector>

#include "paimon/core/manifest/manifest_entry.h"
#include "paimon/core/snapshot.h"
#include "paimon/result.h"

namespace paimon {

class ManifestFile;
class ManifestFileMeta;

class SequenceSnapshotProperties {
 public:
    SequenceSnapshotProperties() = delete;

    static constexpr const char* kMaxSequenceNumberKey = "sequence.generation.max-sequence-number";

    static Result<std::optional<int64_t>> MaxSequenceNumber(
        const std::optional<Snapshot>& snapshot);

    static std::optional<int64_t> MaxSequenceNumberFromFiles(
        const std::vector<ManifestEntry>& files);

    static std::map<std::string, std::string> MergeMaxSequenceNumber(
        const std::map<std::string, std::string>& properties,
        const std::optional<int64_t>& latest_max_sequence_number,
        const std::vector<ManifestEntry>& delta_files);
};

}  // namespace paimon
