/**
 *    Copyright (C) 2018-present MongoDB, Inc.
 *
 *    This program is free software: you can redistribute it and/or modify
 *    it under the terms of the Server Side Public License, version 1,
 *    as published by MongoDB, Inc.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    Server Side Public License for more details.
 *
 *    You should have received a copy of the Server Side Public License
 *    along with this program. If not, see
 *    <http://www.mongodb.com/licensing/server-side-public-license>.
 *
 *    As a special exception, the copyright holders give permission to link the
 *    code of portions of this program with the OpenSSL library under certain
 *    conditions as described in each individual source file and distribute
 *    linked combinations including the program with the OpenSSL library. You
 *    must comply with the Server Side Public License in all respects for
 *    all of the code used other than as permitted herein. If you modify file(s)
 *    with this exception, you may extend this exception to your version of the
 *    file(s), but you are not obligated to do so. If you do not wish to do so,
 *    delete this exception statement from your version. If you delete this
 *    exception statement from all source files in the program, then also delete
 *    it in the license file.
 */

#pragma once

#include <cstdint>
#include <memory>

#include "mongo/db/catalog/collection_options.h"
#include "mongo/db/operation_context_noop.h"
#include "mongo/db/service_context.h"
#include "mongo/db/storage/kv/kv_engine.h"
#include "mongo/db/storage/record_store.h"
#include "mongo/db/storage/test_harness_helper.h"

namespace mongo {

class RecoveryUnit;

class RecordStoreHarnessHelper : public HarnessHelper {
public:
    enum class Options { Standalone, ReplicationEnabled };

    virtual std::unique_ptr<RecordStore> newRecordStore() = 0;

    std::unique_ptr<RecordStore> newRecordStore(const std::string& ns) {
        return newRecordStore(ns, CollectionOptions());
    }

    virtual std::unique_ptr<RecordStore> newRecordStore(const std::string& ns,
                                                        const CollectionOptions& options,
                                                        KeyFormat keyFormat = KeyFormat::Long) = 0;

    virtual std::unique_ptr<RecordStore> newOplogRecordStore() = 0;

    virtual KVEngine* getEngine() = 0;

    /**
     * Advances the stable timestamp of the engine.
     */
    void advanceStableTimestamp(Timestamp newTimestamp) {
        auto opCtx = this->client()->getOperationContext();
        auto engine = getEngine();
        // Disable the callback for oldest active transaction as it blocks the timestamps from
        // advancing.
        engine->setOldestActiveTransactionTimestampCallback(
            StorageEngine::OldestActiveTransactionTimestampCallback{});
        engine->setInitialDataTimestamp(newTimestamp);
        engine->setStableTimestamp(newTimestamp, true);
        engine->checkpoint(opCtx);
    }
};

void registerRecordStoreHarnessHelperFactory(
    std::function<std::unique_ptr<RecordStoreHarnessHelper>(RecordStoreHarnessHelper::Options)>
        factory);

std::unique_ptr<RecordStoreHarnessHelper> newRecordStoreHarnessHelper(
    RecordStoreHarnessHelper::Options options =
        RecordStoreHarnessHelper::Options::ReplicationEnabled);

}  // namespace mongo