// 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 <stdint.h>

#include <string>

#include "common/status.h"

#include "service/http/http_handler_with_auth.h"

#include "storage/tablet/tablet.h"

namespace doris {

class HttpRequest;

class ExecEnv;

enum class CompactionActionType {

    SHOW_INFO = 1,

    RUN_COMPACTION = 2,

    RUN_COMPACTION_STATUS = 3,

};

const std::string PARAM_COMPACTION_TYPE = "compact_type";

const std::string PARAM_COMPACTION_BASE = "base";

const std::string PARAM_COMPACTION_CUMULATIVE = "cumulative";

const std::string PARAM_COMPACTION_FULL = "full";

const std::string PARAM_COMPACTION_BINLOG = "binlog";

const std::string PARAM_COMPACTION_REMOTE = "remote";

const std::string PARAM_COMPACTION_FORCE = "force";

/// This action is used for viewing the compaction status.

/// See compaction-action.md for details.

class CompactionAction : public HttpHandlerWithAuth {

public:

    CompactionAction(CompactionActionType ctype, ExecEnv* exec_env, StorageEngine& engine,

                     TPrivilegeHier::type hier, TPrivilegeType::type ptype);

    ~CompactionAction() override = default;

    void handle(HttpRequest* req) override;

private:

    Status _handle_show_compaction(HttpRequest* req, std::string* json_result);

    /// execute compaction request to run compaction task

    /// param compact_type in req to distinguish the task type, base/cumulative/full/binlog

    Status _handle_run_compaction(HttpRequest* req, std::string* json_result);

    /// thread callback function for the tablet to do base/cumulative/binlog compaction

    Status _execute_compaction_callback(TabletSharedPtr tablet, const std::string& compaction_type,

                                        bool fetch_from_remote,

                                        int8_t prefer_compaction_level = -1);

    /// fetch compaction running status

    Status _handle_run_status_compaction(HttpRequest* req, std::string* json_result);

private:

    StorageEngine& _engine;

    CompactionActionType _compaction_type;

};

} // end namespace doris