/*
 * Copyright (c) 2021 Huawei Device Co., Ltd.
 * 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.
 */
#include "faultlogger_client_test.h"

#include <securec.h>
#include <sys/types.h>
#include <unistd.h>

#include <cinttypes>
#include <mutex>
#include <string>

#include "file_util.h"
namespace OHOS {
namespace HiviewDFX {
namespace {
constexpr int DEFAULT_BUFFER_SIZE = 64;
constexpr uint64_t TIME_RATIO = 1000;

std::string GetFormatedTime(uint64_t target)
{
    time_t now = time(nullptr);
    if (target > static_cast<uint64_t>(now)) {
        target = target / TIME_RATIO; // 1000 : convert millisecond to seconds
    }

    time_t out = static_cast<time_t>(target);
    struct tm tmStruct {0};
    struct tm* timeInfo = localtime_r(&out, &tmStruct);
    if (timeInfo == nullptr) {
        return "00000000000000";
    }

    char buf[DEFAULT_BUFFER_SIZE] = {0};
    int charsWritten = strftime(buf, DEFAULT_BUFFER_SIZE - 1, "%Y%m%d%H%M%S", timeInfo);
    if ((charsWritten < 0) || (charsWritten >= DEFAULT_BUFFER_SIZE - 1)) {
        return "00000000000000";
    }
    return std::string(buf, strlen(buf));
}

std::string GetFormatedTimeWithMillsec(uint64_t time)
{
    char millBuf[DEFAULT_BUFFER_SIZE] = {0};
    int ret = snprintf_s(millBuf, sizeof(millBuf), sizeof(millBuf) - 1, "%03lu", time % TIME_RATIO);
    if (ret <= 0) {
        return GetFormatedTime(time) + "000";
    }
    std::string millStr(millBuf);
    return GetFormatedTime(time) + millStr;
}
} // namespace

std::string GetFaultLogName(const time_t& time, int32_t id, const std::string& type, const std::string& module)
{
    static std::mutex localMutex;
    std::lock_guard<std::mutex> lock(localMutex);
    auto fileName = type + "-" + module + "-" + std::to_string(id) + "-" + GetFormatedTimeWithMillsec(time) + ".log";
    return fileName;
}

FaultLogInfoInner CreateFaultLogInfo(const time_t& time, int32_t id, int32_t type, const std::string& module)
{
    FaultLogInfoInner info;
    info.time = time;
    info.id = id;
    info.pid = getpid();
    info.faultLogType = type;
    info.module = module;
    info.summary = "faultlogger_client_test";
    info.sectionMaps["APPVERSION"] = "1.0";
    info.sectionMaps["FAULT_MESSAGE"] = "Nullpointer";
    info.sectionMaps["TRACEID"] = "0x1646145645646";
    info.sectionMaps["KEY_THREAD_INFO"] = "Test Thread Info";
    info.sectionMaps["REASON"] = "TestReason";
    info.sectionMaps["STACKTRACE"] = "#01 xxxxxx\n#02 xxxxxx\n";
    return info;
}

bool CheckLogFileExist(const time_t& time, int32_t id, const std::string& type, const std::string& module)
{
    auto fileName = GetFaultLogName(time, id, type, module);
    auto path = "/data/log/faultlog/faultlogger/" + fileName;
    return FileUtil::FileExists(path);
}
} // namespace HiviewDFX
} // namespace OHOS