#include "GeneralStatusPage.h"
#include "ui_GeneralStatusPage.h"
#include "QStringList"
#include <QScrollBar>
#include <QLibrary>

CGeneralStatusPage::CGeneralStatusPage(QWidget *parent) :
    QWidget(parent),
    ui(new Ui::CGeneralStatusPage)
{
    ui->setupUi(this);

    connect(ui->mClearGenMsgTxtBtn,&QPushButton::clicked,this,&CGeneralStatusPage::ClearGenMsgAreaBtnPressed);
    SetMQTTConnectionStatus(false);
    SetCANConnectionStatus(false);

    ui->mCANModuleStatusTableWdgt->setColumnCount(3);
    ui->mCANModuleStatusTableWdgt->setHorizontalHeaderLabels(QStringList() << "Nom" << "Statut" << "Buffer");
}

CGeneralStatusPage::~CGeneralStatusPage()
{
    delete ui;
}

int CGeneralStatusPage::SetGeneralMsgText(QStringList Txt)
{
    Q_UNUSED(Txt)
    /*if you're populating the text box programatically, is to use textEdit->setTextColor(QColor&).You can create the QColor object yourself, or use one of the predefined colours in the Qt namespace (Qt::black, Qt::red, etc). It will apply the specified colour to any text you add, until it is called again with a different one.*/

    return RET_OK;
}

int CGeneralStatusPage::AddGeneralMsgBoxLineEntry(QString LineTxt)
{

    //Limit the number of lines in the MsgBox to avoid overruns...
    if(mGenMsgListBoxTextLines.size() >= GENERAL_MESSAGES_MAX_LOG_LINES)
    {
        mGenMsgListBoxTextLines.removeFirst();
        mGenMsgListBoxTextLines.append(LineTxt);

        ui->mGenMsgTextEdit->clear();
        for(int i = 0; i < mGenMsgListBoxTextLines.size(); i++)
        {
            AddColoredLineToGenMsgBox(mGenMsgListBoxTextLines[i]);
        }
    }
    else
    {
        mGenMsgListBoxTextLines.append(LineTxt);
        AddColoredLineToGenMsgBox(LineTxt);
    }

    ui->mGenMsgTextEdit->verticalScrollBar()->setValue(ui->mGenMsgTextEdit->verticalScrollBar()->maximum());


    return RET_OK;

}

int CGeneralStatusPage::AddColoredLineToGenMsgBox(QString Line)
{
    if(Line.isEmpty())
    {
        return RET_GENERAL_ERROR;
    }

    if(Line.at(0) == QChar('%'))
    {
        if(Line.at(1) == QChar('E'))    //The line is describing an error... write it red
        {
            ui->mGenMsgTextEdit->setTextColor(Qt::red);
        }
        else if(Line.at(1) == QChar('W'))   //The line is describing a warning... write it yellow
        {
            ui->mGenMsgTextEdit->setTextColor(Qt::blue);
        }
        else if(Line.at(1) == QChar('S'))   //The line is describing a warning... write it yellow
        {
            ui->mGenMsgTextEdit->setTextColor(Qt::darkGreen);
        }
        else
        {
            qDebug("GeneralStatusPage: Logic error in general message box line encoding...  you should check into that");
            return RET_GENERAL_ERROR;
        }

        Line.remove(0,2);
    }

    ui->mGenMsgTextEdit->insertPlainText(Line);
    ui->mGenMsgTextEdit->setTextColor(Qt::black);

    return RET_OK;

}

void CGeneralStatusPage::ClearGenMsgAreaBtnPressed()
{
    mGenMsgListBoxTextLines.clear();
    ui->mGenMsgTextEdit->clear();
}

int CGeneralStatusPage::SetMQTTConnectionStatus(bool Connected)
{
    if(Connected)
    {
        ui->mClientMQTTConnStatLbl->setText("CONNECTÉ");
        QPalette pal = QPalette(ui->mClientMQTTConnStatLbl->palette());
        pal.setColor(QPalette::WindowText,QColor(Qt::darkGreen));
        ui->mClientMQTTConnStatLbl->setPalette(pal);
    }
    else
    {
        ui->mClientMQTTConnStatLbl->setText("DÉCONNECTÉ");
        QPalette pal = QPalette(ui->mClientMQTTConnStatLbl->palette());
        pal.setColor(QPalette::WindowText,QColor(Qt::red));
        ui->mClientMQTTConnStatLbl->setPalette(pal);
    }

    return RET_OK;
}

int CGeneralStatusPage::SetCANConnectionStatus(bool Connected)
{
    if(Connected)
    {
        ui->mPuckCANConStatLbl->setText("CONNECTÉE");
        QPalette pal = QPalette(ui->mPuckCANConStatLbl->palette());
        pal.setColor(QPalette::WindowText,QColor(Qt::darkGreen));
        ui->mPuckCANConStatLbl->setPalette(pal);
    }
    else
    {
        ui->mPuckCANConStatLbl->setText("DÉCONNECTÉE");
        QPalette pal = QPalette(ui->mPuckCANConStatLbl->palette());
        pal.setColor(QPalette::WindowText,QColor(Qt::red));
        ui->mPuckCANConStatLbl->setPalette(pal);
    }

    return RET_OK;
}

int CGeneralStatusPage::UpdateCANModuleStatus(QString ModuleName, QString ModuleStatus, QString Buffer)
{
    QList<QTableWidgetItem *> Items = ui->mCANModuleStatusTableWdgt->findItems(ModuleName,Qt::MatchFixedString);

    if(Items.isEmpty())
    {
        //first update, we add the item to the table
        QTableWidgetItem *NewItem;
        int row = ui->mCANModuleStatusTableWdgt->rowCount();
        ui->mCANModuleStatusTableWdgt->setRowCount(row + 1);

        NewItem = new QTableWidgetItem(ModuleName);
        ui->mCANModuleStatusTableWdgt->setItem(row,0,NewItem);

        NewItem = new QTableWidgetItem(ModuleStatus);
        ui->mCANModuleStatusTableWdgt->setItem(row,1,NewItem);

        if(Buffer == "NOUPDATE")
            Buffer = "?";
        NewItem = new QTableWidgetItem(Buffer);
        ui->mCANModuleStatusTableWdgt->setItem(row,2,NewItem);
    }
    else if(Items.size() == 1)
    {
        int row = ui->mCANModuleStatusTableWdgt->row(Items.at(0));

        if(ModuleStatus != "NOUPDATE")
        {
            ui->mCANModuleStatusTableWdgt->item(row,1)->setText(ModuleStatus);
        }
        if(Buffer != "NOUPDATE")
        {
            ui->mCANModuleStatusTableWdgt->item(row,2)->setText(Buffer);
        }
    }
    else
    {
        qDebug("Two CAN modules with same name in the Modules Status Table");
    }

    return RET_OK;
}