#include "consolewindow.h"
#include "ui_consolewindow.h"

#include <QScrollBar>

ConsoleWindow::ConsoleWindow(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::ConsoleWindow),
    m_mayclose(true)
{
    ui->setupUi(this);
}

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

void ConsoleWindow::writeColor(QString text, const char *color)
{
    // append a paragraph
    if (color != nullptr)
        ui->text->appendHtml(QString("<font color=%1>%2</font>").arg(color).arg(text));
    else
        ui->text->appendPlainText(text);
    // scroll down
    QScrollBar *bar = ui->text->verticalScrollBar();
    bar->setValue(bar->maximum());
}

void ConsoleWindow::write(QString data, WriteMode mode)
{
    if (data.endsWith('\n'))
        data = data.left(data.length()-1);
    QStringList paragraphs = data.split('\n');
    QListIterator<QString> iter(paragraphs);
    if (mode == MULTIMC)
        while(iter.hasNext())
            writeColor(iter.next(), "blue");
    else if (mode == ERROR)
        while(iter.hasNext())
            writeColor(iter.next(), "red");
    else
        while(iter.hasNext())
            writeColor(iter.next());
}

void ConsoleWindow::clear()
{
    ui->text->clear();
}

void ConsoleWindow::on_closeButton_clicked()
{
    close();
}

void ConsoleWindow::setMayClose(bool mayclose)
{
    m_mayclose = mayclose;
    if (mayclose)
        ui->closeButton->setEnabled(true);
    else
        ui->closeButton->setEnabled(false);
}

void ConsoleWindow::closeEvent(QCloseEvent * event)
{
    if(!m_mayclose)
        event->ignore();
    else
        QDialog::closeEvent(event);
}