// 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 <fmt/format.h>

#include <cstdint>

#include <cstdlib>

#include <string>

#include <string_view>

#include "storage/olap_common.h" // TabletUid, RowsetId

namespace doris {

constexpr std::string_view kBinlogPrefix = "binlog_";

constexpr std::string_view kBinlogMetaPrefix = "binlog_meta_";

constexpr std::string_view kBinlogDataPrefix = "binlog_data_";

inline auto make_binlog_meta_key(const std::string_view tablet, int64_t version,

                                 const std::string_view rowset) {

    return fmt::format("{}meta_{}_{:020d}_{}", kBinlogPrefix, tablet, version, rowset);

}

inline auto make_binlog_meta_key(const std::string_view tablet, const std::string_view version_str,

                                 const std::string_view rowset) {

    // TODO(Drogon): use fmt::format not convert to version_num, only string with length prefix '0'

    int64_t version = std::atoll(version_str.data());

    return make_binlog_meta_key(tablet, version, rowset);

}

inline auto make_binlog_meta_key(const TabletUid& tablet_uid, int64_t version,

                                 const RowsetId& rowset_id) {

    return make_binlog_meta_key(tablet_uid.to_string(), version, rowset_id.to_string());

}

inline auto make_binlog_meta_key_prefix(const TabletUid& tablet_uid) {

    return fmt::format("{}meta_{}_", kBinlogPrefix, tablet_uid.to_string());

}

inline auto make_binlog_meta_key_prefix(const TabletUid& tablet_uid, int64_t version) {

    return fmt::format("{}meta_{}_{:020d}_", kBinlogPrefix, tablet_uid.to_string(), version);

}

inline auto make_binlog_data_key(const std::string_view tablet, int64_t version,

                                 const std::string_view rowset) {

    return fmt::format("{}data_{}_{:020d}_{}", kBinlogPrefix, tablet, version, rowset);

}

inline auto make_binlog_data_key(const std::string_view tablet, const std::string_view version,

                                 const std::string_view rowset) {

    return fmt::format("{}data_{}_{:0>20}_{}", kBinlogPrefix, tablet, version, rowset);

}

inline auto make_binlog_data_key(const TabletUid& tablet_uid, int64_t version,

                                 const RowsetId& rowset_id) {

    return make_binlog_data_key(tablet_uid.to_string(), version, rowset_id.to_string());

}

inline auto make_binlog_data_key(const TabletUid& tablet_uid, int64_t version,

                                 const std::string_view rowset_id) {

    return make_binlog_data_key(tablet_uid.to_string(), version, rowset_id);

}

inline auto make_binlog_data_key_prefix(const TabletUid& tablet_uid, int64_t version) {

    return fmt::format("{}data_{}_{:020d}_", kBinlogPrefix, tablet_uid.to_string(), version);

}

inline auto make_binlog_filename_key(const TabletUid& tablet_uid, const std::string_view version) {

    return fmt::format("{}meta_{}_{:0>20}_", kBinlogPrefix, tablet_uid.to_string(), version);

}

inline bool starts_with_binlog_meta(const std::string_view str) {

    auto prefix = kBinlogMetaPrefix;

    if (prefix.length() > str.length()) {

        return false;

    }

    return str.compare(0, prefix.length(), prefix) == 0;

}

inline std::string get_binlog_data_key_from_meta_key(const std::string_view meta_key) {

    // like "binlog_meta_6943f1585fe834b5-e542c2b83a21d0b7" => "binlog_data-6943f1585fe834b5-e542c2b83a21d0b7"

    return fmt::format("{}data_{}", kBinlogPrefix, meta_key.substr(kBinlogMetaPrefix.length()));

}

} // namespace doris