/*
 *  Copyright (c) 2020 NetEase Inc.
 *
 *  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.
 */

/*
 * Project: curve
 * File Created: 2019-12-04
 * Author: charisu
 */

#include <bvar/bvar.h>

#include <string>
#include <map>

#ifndef SRC_TOOLS_METRIC_NAME_H_
#define SRC_TOOLS_METRIC_NAME_H_


namespace curve {
namespace tool {

// common metric name
const char kCurveVersionMetricName[] = "curve_version";

// snapshot clone server metric name
const char kSnapshotCloneConfMetricName[] =
                                "snapshotcloneserver_config_server_address";
const char kSnapshotCloneStatusMetricName[] = "snapshotcloneserver_status";
const char kSnapshotCloneStatusActive[] = "active";

// mds metric name
const char kLogicalPoolMetricPrefix[] = "topology_metric_logicalPool_";
const char kChunkServerMetricPrefix[] = "chunkserver_";
const char kOperatorNumMetricName[] = "mds_scheduler_metric_operator_num";
const char kProcessCmdLineMetricName[] = "process_cmdline";
const char kSechduleOpMetricpPrefix[] = "mds_scheduler_metric_";
const char kMdsListenAddrMetricName[] = "mds_config_mds_listen_addr";
const char kMdsStatusMetricName[] = "mds_status";
const char kMdsStatusLeader[] = "leader";
// operator名称
const char kTotalOpName[] = "operator";
const char kChangeOpName[] = "change_peer";
const char kAddOpName[] = "add_peer";
const char kRemoveOpName[] = "remove_peer";
const char kTransferOpName[] = "transfer_leader";


inline std::string GetPoolTotalChunkSizeName(
                            const std::string& poolName) {
    std::string tmpName = kLogicalPoolMetricPrefix +
                                poolName + "_chunkSizeTotalBytes";
    std::string metricName;
    bvar::to_underscored_name(&metricName, tmpName);
    return metricName;
}

inline std::string GetPoolUsedChunkSizeName(
                            const std::string& poolName) {
    std::string tmpName = kLogicalPoolMetricPrefix +
                            poolName + "_chunkSizeUsedBytes";
    std::string metricName;
    bvar::to_underscored_name(&metricName, tmpName);
    return metricName;
}

inline std::string GetPoolLogicalCapacityName(
                            const std::string& poolName) {
    std::string tmpName = kLogicalPoolMetricPrefix +
                            poolName + "_logicalCapacity";
    std::string metricName;
    bvar::to_underscored_name(&metricName, tmpName);
    return metricName;
}

inline std::string GetPoolLogicalAllocName(
                            const std::string& poolName) {
    std::string tmpName = kLogicalPoolMetricPrefix +
                            poolName + "_logicalAlloc";
    std::string metricName;
    bvar::to_underscored_name(&metricName, tmpName);
    return metricName;
}

inline std::string GetCSLeftChunkName(const std::string& csAddr) {
    std::string tmpName = kChunkServerMetricPrefix +
                        csAddr + "_chunkfilepool_left";
    std::string metricName;
    bvar::to_underscored_name(&metricName, tmpName);
    return metricName;
}

inline std::string GetCSLeftWalSegmentName(const std::string& csAddr) {
    std::string tmpName = kChunkServerMetricPrefix +
                        csAddr + "_walfilepool_left";
    std::string metricName;
    bvar::to_underscored_name(&metricName, tmpName);
    return metricName;
}

inline std::string GetOpNumMetricName(const std::string& opName) {
    std::string tmpName = kSechduleOpMetricpPrefix +
                                opName + "_num";
    std::string metricName;
    bvar::to_underscored_name(&metricName, tmpName);
    return metricName;
}

inline bool SupportOpName(const std::string& opName) {
    return opName == kTotalOpName || opName == kChangeOpName
                || opName == kAddOpName || opName == kRemoveOpName
                || opName == kTransferOpName;
}

inline void PrintSupportOpName() {
    std::cout << kTotalOpName << ", " << kChangeOpName
              << ", " << kAddOpName << ", " << kRemoveOpName
              << ", " << kTransferOpName << std::endl;
}

}  // namespace tool
}  // namespace curve

#endif  // SRC_TOOLS_METRIC_NAME_H_