#include "mainwindow.h"
#include "ui_mainwindow.h"

#include <QTableWidgetItem>

#include "tablevalue.h"

MainWindow::MainWindow(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::MainWindow)
{
    ui->setupUi(this);
    sock = new QUdpSocket(this);
    if (!sock->bind(4000))
        exit(EXIT_FAILURE);

    bzero(&control, sizeof(control));
    bzero(&state, sizeof(state));

    connect(sock, SIGNAL(readyRead()), this, SLOT(readPendingDatagrams()));

    ui->controlTable->setRowCount(sizeof(oven_control_t) / sizeof(U16));
    ui->controlTable->setColumnCount(5);
    ui->controlTable->setHorizontalHeaderLabels(QString("Addr,Value,Value,Description").split(","));

    for (int row = 0; row < ui->controlTable->rowCount(); row++)
    {
        QTableWidgetItem *witem = new QTableWidgetItem(QString("").sprintf("0x%04X", row));
        witem->setTextAlignment(Qt::AlignCenter);

        ui->controlTable->setItem(row, 0, witem);


        TableValue *item = new TableValue;
        item->setText("0x0000");
        item->setMargin(3);
        item->setAlignment(Qt::AlignCenter);
        ui->controlTable->setCellWidget(row, 1, item);

        item = new TableValue;
        item->setText("0");
        item->setMargin(3);
        item->setAlignment(Qt::AlignRight | Qt::AlignVCenter);
        ui->controlTable->setCellWidget(row, 2, item);
    }

    ui->controlTable->resizeColumnToContents(0);
    ui->controlTable->resizeColumnToContents(1);

    ui->stateTable->setRowCount(sizeof(oven_state_t) / sizeof(U16));
    ui->stateTable->setColumnCount(5);
    ui->stateTable->setHorizontalHeaderLabels(QString("Addr,Value,Value,Description").split(","));

    for (int row = 0; row < ui->stateTable->rowCount(); row++)
    {
        QTableWidgetItem *witem = new QTableWidgetItem(QString("").sprintf("0x%04X", row));
        witem->setTextAlignment(Qt::AlignCenter);
        ui->stateTable->setItem(row, 0, witem);

        TableValue *item = new TableValue;
        item->setText("0x0000");
        item->setMargin(3);
        item->setAlignment(Qt::AlignCenter);
        ui->stateTable->setCellWidget(row, 1, item);

        item = new TableValue;
        item->setText("0");
        item->setMargin(3);
        item->setAlignment(Qt::AlignRight | Qt::AlignVCenter);
        ui->stateTable->setCellWidget(row, 2, item);
    }

    ui->stateTable->resizeColumnToContents(0);
    ui->stateTable->resizeColumnToContents(1);

    ui->controlTable->setItem(0x05, 3, new QTableWidgetItem("Oven Mode"));
    ui->controlTable->setItem(0x06, 3, new QTableWidgetItem("Cook On/Off"));
    ui->controlTable->setItem(0x07, 3, new QTableWidgetItem("Wash On/Off"));
    ui->controlTable->setItem(0x08, 3, new QTableWidgetItem("System On/Off"));
    ui->controlTable->setItem(0x09, 3, new QTableWidgetItem("Temp"));
    ui->controlTable->setItem(0x0A, 3, new QTableWidgetItem("Humidity"));
    ui->controlTable->setItem(0x0B, 3, new QTableWidgetItem("Time"));
    ui->controlTable->setItem(0x0C, 3, new QTableWidgetItem("Preheat On/Off"));
//    ui->controlTable->setItem(0x0D, 3, new QTableWidgetItem(""));
//    ui->controlTable->setItem(0x0E, 3, new QTableWidgetItem(""));
    ui->controlTable->setItem(0x0F, 3, new QTableWidgetItem("Convection RPM"));
    ui->controlTable->setItem(0x10, 3, new QTableWidgetItem("Cool Down On/Off"));
    ui->controlTable->setItem(0x11, 3, new QTableWidgetItem("InterTemp"));
//    ui->controlTable->setItem(0x12, 3, new QTableWidgetItem("InterTemp"));
//    ui->controlTable->setItem(0x13, 3, new QTableWidgetItem("InterTemp"));
    ui->controlTable->setItem(0x14, 3, new QTableWidgetItem("Wash Type"));
    ui->controlTable->setItem(0x15, 3, new QTableWidgetItem("Wash Total"));
    ui->controlTable->setItem(0x16, 3, new QTableWidgetItem("Wash Steps"));
    ui->controlTable->setItem(0x17, 3, new QTableWidgetItem("Wash Step Type"));

    ui->stateTable->setItem(0x00, 3, new QTableWidgetItem("Firmware V"));
    ui->stateTable->setItem(0x01, 3, new QTableWidgetItem("Firmware Y"));
    ui->stateTable->setItem(0x02, 3, new QTableWidgetItem("Firmware M"));
    ui->stateTable->setItem(0x03, 3, new QTableWidgetItem("Firmware D"));
    ui->stateTable->setItem(0x04, 3, new QTableWidgetItem("Cook State"));
    ui->stateTable->setItem(0x05, 3, new QTableWidgetItem("Setting Temp"));
    ui->stateTable->setItem(0x06, 3, new QTableWidgetItem("Setting Humidity"));
    ui->stateTable->setItem(0x07, 3, new QTableWidgetItem("Setting Time"));
    ui->stateTable->setItem(0x08, 3, new QTableWidgetItem("Current Temp"));
    ui->stateTable->setItem(0x09, 3, new QTableWidgetItem("Current Humidity"));
    ui->stateTable->setItem(0x0A, 3, new QTableWidgetItem("Current Time"));
    ui->stateTable->setItem(0x0B, 3, new QTableWidgetItem("Wash State"));
    ui->stateTable->setItem(0x0C, 3, new QTableWidgetItem("Wash Type"));
    ui->stateTable->setItem(0x0D, 3, new QTableWidgetItem("Wash Steps"));
//    ui->stateTable->setItem(0x0E, 3, new QTableWidgetItem("Oven Mode"));
//    ui->stateTable->setItem(0x0F, 3, new QTableWidgetItem("Oven Mode"));
    ui->stateTable->setItem(0x10, 3, new QTableWidgetItem("Door Open/Close"));
//    ui->stateTable->setItem(0x11, 3, new QTableWidgetItem("Oven Mode"));
    ui->stateTable->setItem(0x12, 3, new QTableWidgetItem("Burner 1"));
    ui->stateTable->setItem(0x13, 3, new QTableWidgetItem("Burner 2"));
    ui->stateTable->setItem(0x14, 3, new QTableWidgetItem("Burner 3"));
//    ui->stateTable->setItem(0x15, 3, new QTableWidgetItem("Oven Mode"));
//    ui->stateTable->setItem(0x16, 3, new QTableWidgetItem("Oven Mode"));
//    ui->stateTable->setItem(0x17, 3, new QTableWidgetItem("Oven Mode"));
//    ui->stateTable->setItem(0x18, 3, new QTableWidgetItem("Oven Mode"));
//    ui->stateTable->setItem(0x19, 3, new QTableWidgetItem("Oven Mode"));
//    ui->stateTable->setItem(0x1A, 3, new QTableWidgetItem("Burner 3"));
    ui->stateTable->setItem(0x1B, 3, new QTableWidgetItem("Sensor 1 Cab"));
    ui->stateTable->setItem(0x1C, 3, new QTableWidgetItem("Sensor 2"));
    ui->stateTable->setItem(0x1D, 3, new QTableWidgetItem("Sensor 3"));
    ui->stateTable->setItem(0x1E, 3, new QTableWidgetItem("Sensor 4"));
    ui->stateTable->setItem(0x1F, 3, new QTableWidgetItem("Sensor 5"));
    ui->stateTable->setItem(0x20, 3, new QTableWidgetItem("Sensor 6 Food 1"));
    ui->stateTable->setItem(0x21, 3, new QTableWidgetItem("Sensor 7 Food 2"));
    ui->stateTable->setItem(0x22, 3, new QTableWidgetItem("Sensor 8 Food 3"));
    ui->stateTable->setItem(0x23, 3, new QTableWidgetItem("Sensor 9 Food 4"));
    ui->stateTable->setItem(0x24, 3, new QTableWidgetItem("Sensor 10"));
    ui->stateTable->setItem(0x25, 3, new QTableWidgetItem("Sensor 11 mbar"));
    ui->stateTable->setItem(0x26, 3, new QTableWidgetItem("Sensor 12 mbar"));
    ui->stateTable->setItem(0x27, 3, new QTableWidgetItem("Sensor 13 PCB"));
    ui->stateTable->setItem(0x28, 3, new QTableWidgetItem("Sensor 14 ADC"));
    ui->stateTable->setItem(0x29, 3, new QTableWidgetItem("Sensor 15 Conv 1 RPM"));
    ui->stateTable->setItem(0x2A, 3, new QTableWidgetItem("Sensor 16 Burner 1 RPM"));


    ui->controlTable->resizeColumnToContents(3);
    ui->stateTable->resizeColumnToContents(3);


}

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

void MainWindow::readPendingDatagrams()
{
    while (sock->hasPendingDatagrams()) {
        QByteArray datagram;
        datagram.resize(sock->pendingDatagramSize());
        QHostAddress sender;
        quint16 senderPort;

        sock->readDatagram(datagram.data(), datagram.size(), &sender, &senderPort);

        processDatagram(datagram);
    }
}

void MainWindow::processDatagram(QByteArray &datagram)
{
    packet_t *packet = (packet_t *) datagram.data();
    switch (packet->header)
    {
    case HDR_OVEN_CONTROL:
        qDebug() << "Received Control";
        processControl((oven_control_t *) packet->body);
        break;
    case HDR_OVEN_STATE:
        qDebug() << "Received State";
        processState((oven_state_t *) packet->body);
        break;
    case HDR_ERROR_CODE:
        qDebug() << "Received Error";
        break;
    }
}

void MainWindow::processControl(oven_control_t *control)
{
    if (memcmp(&this->control, control, sizeof(this->control)))
        updateControl(control);
}

void MainWindow::processState(oven_state_t *state)
{
    if (memcmp(&this->state, state, sizeof(this->state)))
        updateState(state);
}

void MainWindow::updateControl(oven_control_t *control)
{
    U16 *base = (U16 *) &this->control;
    U16 *operand = (U16 *) control;
    for (int row = 0; row < ui->controlTable->rowCount(); row++)
    {
        qDebug() << "Diff";
        U16 b = *(base + row);
        U16 o = *(operand + row);
        if (b != o)
        {
            *(base + row) = o;
            TableValue *val = (TableValue *) ui->controlTable->cellWidget(row, 1);
            val->setText(QString().sprintf("0x%04X", o));

            val = (TableValue *) ui->controlTable->cellWidget(row, 2);
            val->setText(QString::number(o));
        }
    }
}

void MainWindow::updateState(oven_state_t *state)
{
    U16 *base = (U16 *) &this->state;
    U16 *operand = (U16 *) state;
    for (int row = 0; row < ui->stateTable->rowCount(); row++)
    {
        U16 b = *(base + row);
        U16 o = *(operand + row);
        if (b != o)
        {
            *(base + row) = o;
            TableValue *val = (TableValue *) ui->stateTable->cellWidget(row, 1);
            val->setText(QString().sprintf("0x%04X", o));

            val = (TableValue *) ui->stateTable->cellWidget(row, 2);
            val->setText(QString::number(o));
        }
    }
}

void MainWindow::on_pushControlButton_clicked()
{
    oven_control_t control = this->control;
    U16 *base = (U16 *) &control;
    for (int row = 0; row < ui->controlTable->rowCount(); row++)
    {
        QTableWidgetItem *val = (QTableWidgetItem *) ui->controlTable->item(row, 4);
        if (val)
            *(base + row) = val->text().toUShort(nullptr, 10);
    }

    gui_oven_control_t c;
    c.header = HDR_OVEN_CONTROL;
    memcpy(&c.control, &control, sizeof(this->control));

    QByteArray datagram = QByteArray::fromRawData((char *) &c, sizeof(c));
    sock->writeDatagram(datagram, QHostAddress("192.168.10.139"), 4000);
}

void MainWindow::on_pushStateButton_clicked()
{
    oven_state_t state = this->state;
    U16 *base = (U16 *) &state;
    for (int row = 0; row < ui->stateTable->rowCount(); row++)
    {
        QTableWidgetItem *val = (QTableWidgetItem *) ui->stateTable->item(row, 4);
        if (val)
            *(base + row) = val->text().toUShort(nullptr, 10);
    }

    gui_oven_state_t c;
    c.header = HDR_OVEN_STATE;
    memcpy(&c.state, &state, sizeof(state));

    QByteArray datagram = QByteArray::fromRawData((char *) &c, sizeof(c));
    sock->writeDatagram(datagram, QHostAddress("192.168.10.139"), 4000);
}