#include "CANViewerPage.h"
#include "ui_CANViewerPage.h"
#include "defines.h"
#include "CANDevice.h"
#include "MQTTMessage.h"
#include <QClipboard>

CCANViewerPage::CCANViewerPage(QWidget *parent) :
    QWidget(parent),
    ui(new Ui::CCANViewerPage)
{

    //mMsgList = 0;


    ui->setupUi(this);
    ui->mCANDataTableWidget->setColumnCount(6);
    ui->mCANDataTableWidget->setHorizontalHeaderLabels(QStringList() << "Device" << "Channel" << "Msg ID" << "Msg Type" << "Msg Length" << "Data");

    ui->mCANDataTableWidget->clearContents();
    ui->mCANDataTableWidget->setRowCount(0);
    ui->mCANDataTableWidget->setSelectionBehavior(QAbstractItemView::SelectRows);

    ui->mCANSignalTableWidget->setColumnCount(4);
    ui->mCANSignalTableWidget->setHorizontalHeaderLabels(QStringList() << "Nom du signal" << "Val. physique" << "Val. brute" << "Unités");

    connect(ui->mCANDataTableWidget,&QTableWidget::itemSelectionChanged,this,&CCANViewerPage::MessageSelectionChanged);
    connect(ui->mCopyJSonToClipboardBtn,&QPushButton::pressed,this,&CCANViewerPage::CopyJSONToClipboardButtonPressed);
}

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

int CCANViewerPage::InitCANTable(QList<CCANDevice *> *CANDevicesList)
{
    //if(MsgList == 0)
    if(CANDevicesList == 0)
    {
        return RET_GENERAL_ERROR;
    }

    ResetPage();

    mCANDevicesList = CANDevicesList;

    for(int Dev = 0; Dev < mCANDevicesList->size(); Dev++)
    {
        QList<CCANMessage *> *MsgList = mCANDevicesList->at(Dev)->GetCANMessagesList();

        int row = ui->mCANDataTableWidget->rowCount();
        ui->mCANDataTableWidget->setRowCount(MsgList->size() + row);
        for(int Msg = 0; Msg < MsgList->size(); Msg++)
        {
            QTableWidgetItem *NewItem;

            NewItem = new QTableWidgetItem(mCANDevicesList->at(Dev)->mDeviceConfigInfo.mDeviceName);
            ui->mCANDataTableWidget->setItem(row,0,NewItem);

            //Set Msg name
            NewItem = new QTableWidgetItem(QString("%1").arg(MsgList->at(Msg)->mCANMsgName));
            ui->mCANDataTableWidget->setItem(row,1,NewItem);

            //Set message ID value
            NewItem = new QTableWidgetItem(QString("0x%1").arg(MsgList->at(Msg)->mCANMsgID,0,16));
            ui->mCANDataTableWidget->setItem(row,2,NewItem);
            NewItem->setData(Qt::UserRole,MsgList->at(Msg)->mCANMsgID); //Set message ID as reference to easily find the row when updating...

            //Set message type value
            NewItem = new QTableWidgetItem(QString("0x%1").arg(MsgList->at(Msg)->mCANMsgType,0,16));
            ui->mCANDataTableWidget->setItem(row,3,NewItem);

            //Set message length value
            NewItem = new QTableWidgetItem(QString(" "));
            ui->mCANDataTableWidget->setItem(row,4,NewItem);

            NewItem = new QTableWidgetItem(QString(" "));
            ui->mCANDataTableWidget->setItem(row,5,NewItem);

            row++;
        }
    }

     return RET_OK;
}

int CCANViewerPage::UpdateCANTable(QList<CCANMessage *> *MsgList)
{
    //Find the row of each message and update values in table
    for(int msg = 0; msg < MsgList->size(); msg++)
    {
        int row = 0;
        for(row = 0; row < ui->mCANDataTableWidget->rowCount(); row++)
        {
            //Match device and message ID
            if(ui->mCANDataTableWidget->item(row,0)->text() == MsgList->at(msg)->mOwnerDeviceName &&
               ui->mCANDataTableWidget->item(row,2)->data(Qt::UserRole).toUInt() == MsgList->at(msg)->mCANMsgID)
            {
                //Set message length value
                ui->mCANDataTableWidget->item(row,4)->setText(QString("%1").arg(MsgList->at(msg)->mCANMsgLength));


                QString Data;
                for(int byte = 0; byte < MsgList->at(msg)->mCANMsgData.size();byte++)
                {
//                    Data.append(QString("%1 ").arg((unsigned int)MsgList->at(msg)->mCANMsgData.at(byte),2,16));
                    Data.append(QString().asprintf("%.2X ",(unsigned char)MsgList->at(msg)->mCANMsgData.at(byte)));
                }
                ui->mCANDataTableWidget->item(row,5)->setText(Data);
            }
        }
    }
  //  UpdateSignalsTable();
    MessageSelectionChanged();

    return RET_OK;
}

void CCANViewerPage::MessageSelectionChanged()
{
    if(mCANDevicesList->isEmpty())
    {
        return;
    }

    ui->mCANSignalTableWidget->clearContents();

    //Find message based on current table selection
    int row = ui->mCANDataTableWidget->currentRow();
    if(row == -1)
        return;

    for(int Dev = 0; Dev < mCANDevicesList->size(); Dev++)
    {
        QString DeviceName = ui->mCANDataTableWidget->item(row,0)->text();
        if(mCANDevicesList->at(Dev)->mDeviceConfigInfo.mDeviceName == DeviceName) //Find the device corresponding to the selected line
        {
            QList<CCANMessage *> *MsgList = mCANDevicesList->at(Dev)->GetCANMessagesList();
            for (int msg = 0; msg < MsgList->size(); msg++)
            {
                unsigned int ID = ui->mCANDataTableWidget->item(row,2)->data(Qt::UserRole).toUInt();

                if(ID == MsgList->at(msg)->mCANMsgID)   //Find the message in the list corresponding to the selected line
                {
                    CCANMessage *Msg = MsgList->at(msg);
                    ui->mCANSignalTableWidget->clearContents();
                    ui->mCANSignalTableWidget->setRowCount(Msg->mSignalsList.size());

                    for(int signal = 0; signal < Msg->mSignalsList.size(); signal++)
                    {
                        //Signal name
                        QTableWidgetItem *NewItem = new QTableWidgetItem(Msg->mSignalsList.at(signal).mSignalName);
                        ui->mCANSignalTableWidget->setItem(signal,0,NewItem);

                        //Phys value
#ifdef FORCE_FLOAT_REPRESENTATION
                        //JFM 2023-06-13 changé pour forcer toujours à float
                        NewItem = new QTableWidgetItem(QString("%1").arg(Msg->mSignalsList.at(signal).mPhysicalValue,0,'f',1));
#else
                        if(Msg->mSignalsList.at(signal).mValueType == CCANSignal::CAN_SIGNAL_TYPE_UNSIGNED_INT)
                        {
                            NewItem = new QTableWidgetItem(QString("%1").arg((quint64)Msg->mSignalsList.at(signal).mPhysicalValue));
                        }
                        else if(Msg->mSignalsList.at(signal).mValueType == CCANSignal::CAN_SIGNAL_TYPE_SIGNED_INT)
                        {

                            NewItem = new QTableWidgetItem(QString("%1").arg((qint64)Msg->mSignalsList.at(signal).mPhysicalValue));
                        }
                        else if(Msg->mSignalsList.at(signal).mValueType == CCANSignal::CAN_SIGNAL_TYPE_32_BIT_FLOAT ||
                                Msg->mSignalsList.at(signal).mValueType == CCANSignal::CAN_SIGNAL_TYPE_64_BIT_DOUBLE)
                        {
                            NewItem = new QTableWidgetItem(QString("%1").arg(Msg->mSignalsList.at(signal).mPhysicalValue,0,'f',1));
                        }
#endif
                        ui->mCANSignalTableWidget->setItem(signal,1,NewItem);

                        //Raw value
                        NewItem = new QTableWidgetItem(QString("0x%1").arg(Msg->mSignalsList.at(signal).mRawValue,0,16));
                        ui->mCANSignalTableWidget->setItem(signal,2,NewItem);

                        //Units
                        NewItem = new QTableWidgetItem(Msg->mSignalsList.at(signal).mSignalUnit);
                        ui->mCANSignalTableWidget->setItem(signal,3,NewItem);

                    }

                    ui->mJSonSignalViewTxtEdit->clear();
                    CMQTTMessage MQTTMsg = mCANDevicesList->at(Dev)->mCANDataLogger.GetMQTTMessage(Msg,true);
                    QString MQTTMsgDisplay = QString("Topic: %1\n\nPayload:\n%2").arg(MQTTMsg.mMessageTopic).arg(MQTTMsg.mMessagePayload);
                    ui->mJSonSignalViewTxtEdit->insertPlainText(MQTTMsgDisplay);
                }
            }


        }
    }


}

int CCANViewerPage::ResetPage()
{
    ui->mCANDataTableWidget->clearContents();
    ui->mCANDataTableWidget->setRowCount(0);
    ui->mCANSignalTableWidget->clearContents();
    ui->mCANSignalTableWidget->setRowCount(0);

    return RET_OK;
}

int CCANViewerPage::UpdateSignalsTable()
{
//    int row = ui->mCANDataTableWidget->currentRow();
//    for (int msg = 0; msg < mMsgList->size(); msg++)
//    {
//        unsigned int ID = ui->mCANDataTableWidget->item(row,2)->data(Qt::UserRole).toUInt();
//        if(ID == mMsgList->at(msg)->mCANMsgID)
//        {
//            CCANMessage *Msg = mMsgList->at(msg);
//            ui->mCANSignalTableWidget->clearContents();
//            ui->mCANSignalTableWidget->setRowCount(Msg->mSignalsList.size());

//            for(int signal = 0; signal < Msg->mSignalsList.size(); signal++)
//            {
//                //Signal name
//                ui->mCANSignalTableWidget->item(row,0)->setText(Msg->mSignalsList.at(signal).mSignalName);

//                //Phys value
//                //JFM 2023-06-13 changé pour forcer toujours à float
//                //Mais cette fonciton n'est jamais appelée et NE FONCTIONNE PAS.
//                //TODO: Corriger les index des colonnes des items à afficher
//                ui->mCANSignalTableWidget->item(row,0)->setText(QString("%1").arg(Msg->mSignalsList.at(signal).mPhysicalValue,0,'f',1));

//                /*
//                if(Msg->mSignalsList.at(signal).mValueType == CCANSignal::CAN_SIGNAL_TYPE_UNSIGNED_INT)
//                {
//                    ui->mCANSignalTableWidget->item(row,0)->setText(QString("%1").arg((quint64)Msg->mSignalsList.at(signal).mPhysicalValue));
//                }
//                else if(Msg->mSignalsList.at(signal).mValueType == CCANSignal::CAN_SIGNAL_TYPE_SIGNED_INT)
//                {
//                    ui->mCANSignalTableWidget->item(row,0)->setText(QString("%1").arg((qint64)Msg->mSignalsList.at(signal).mPhysicalValue));
//                }
//                else if(Msg->mSignalsList.at(signal).mValueType == CCANSignal::CAN_SIGNAL_TYPE_32_BIT_FLOAT ||
//                        Msg->mSignalsList.at(signal).mValueType == CCANSignal::CAN_SIGNAL_TYPE_64_BIT_DOUBLE)
//                {
//                    ui->mCANSignalTableWidget->item(row,0)->setText(QString("%1").arg(Msg->mSignalsList.at(signal).mPhysicalValue,0,'f',1));
//                }*/

//                //Raw value
//                ui->mCANSignalTableWidget->item(row,0)->setText(QString("0x%1").arg(Msg->mSignalsList.at(signal).mRawValue,0,16));

//                //Units
//                ui->mCANSignalTableWidget->item(row,0)->setText(Msg->mSignalsList.at(signal).mSignalUnit);

//            }
//        }
//    }

    return RET_OK;
}

void CCANViewerPage::CopyJSONToClipboardButtonPressed()
 {
//    QApplication::clipboard()->setText(ui->mJSonSignalViewTxtEdit->);
    ui->mJSonSignalViewTxtEdit->selectAll();
    ui->mJSonSignalViewTxtEdit->copy();
}