#include "LogParser.h"

#include <QDir>
#include <QFile>

#include <QDebug>

LogParser::LogParser(QObject* parent)
    : QObject{parent}
{
    logFolder = "C:/Users/Yury/Documents/M1300LogFolder";
}

LogParser::~LogParser()
{
}

void LogParser::setLogFolder(const QString& folder)
{
    logFolder = folder;
}

void LogParser::setStartDateTime(const QDateTime& dateTime)
{
    startDateTime = dateTime;
}

void LogParser::setEndDateTime(const QDateTime& dateTime)
{
    endDateTime = dateTime;
}

QString LogParser::getLogFolder() const
{
    return logFolder;
}

QDateTime LogParser::getStartDateTime() const
{
    return startDateTime;
}

QDateTime LogParser::getEndDateTime() const
{
    return endDateTime;
}

QStringList LogParser::logFilesByDateTime() const
{
    QStringList files;
    for (const auto& fileInfo: QDir(logFolder).entryInfoList())
    {
        const auto fileTime = fileInfo.baseName();
        auto date = QDateTime::fromString(fileTime, "yyMMdd_hhmmss");
        if (date.date().year() < 2000)
        {
            date = date.addYears(100);
        }

        if (date.isValid() && date >= startDateTime && date <= endDateTime)
        {
            files.append(fileInfo.absoluteFilePath());
        }
    }

    return files;
}

QList<DataTypes::LogMessage> LogParser::logMessagesByDateTime() const
{
    QList<DataTypes::LogMessage> logMessages;

    const auto logFiles = logFilesByDateTime();
    for (const auto& logFile: logFiles)
    {
        QFile file(logFile);
        if (!file.open(QFile::ReadOnly))
        {
            qWarning() << "Can't open" << logFile;
            continue;
        }

        while (!file.atEnd())
        {
            const auto line = QString::fromUtf8(file.readLine());
            if (line.startsWith("RTC"))
            {
                continue;
            }

            const auto parameters = line.split(';');
            if (parameters.size() < 7)
            {
                continue;
            }

            DataTypes::LogMessage message;
            message.dateTime = QDateTime::fromSecsSinceEpoch(parameters.at(0).toULongLong());
            message.startupTime = parameters.at(1).toULongLong();
            message.type = static_cast<DataTypes::MessageType>(parameters.at(2).toUInt());
            message.f1 = parameters.at(3).toLongLong();
            message.f2 = parameters.at(4).toLongLong();
            message.f3 = parameters.at(5).toLongLong();
            message.f4 = parameters.at(6).toLongLong();

//            qDebug() << message.dateTime << message.startupTime << int(message.type);
            logMessages.append(message);
        }
    }

    return logMessages;
}