receivecoinsdialog.cpp

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// Copyright (c) 2011-2016 The Bitcoin Core developers
// Copyright (c) 2017-2019 The Raven Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#include "receivecoinsdialog.h"
#include "ui_receivecoinsdialog.h"

#include "addressbookpage.h"
#include "addresstablemodel.h"
#include "ravenunits.h"
#include "guiutil.h"
#include "optionsmodel.h"
#include "platformstyle.h"
#include "receiverequestdialog.h"
#include "recentrequeststablemodel.h"
#include "walletmodel.h"
#include "guiconstants.h"

#include <QAction>
#include <QCursor>
#include <QItemSelection>
#include <QMessageBox>
#include <QScrollBar>
#include <QTextDocument>
#include <QGraphicsDropShadowEffect>

ReceiveCoinsDialog::ReceiveCoinsDialog(const PlatformStyle *_platformStyle, QWidget *parent) :
    QDialog(parent),
    ui(new Ui::ReceiveCoinsDialog),
    columnResizingFixer(0),
    model(0),
    platformStyle(_platformStyle)
{
    ui->setupUi(this);

    if (!_platformStyle->getImagesOnButtons()) {
        ui->clearButton->setIcon(QIcon());
        ui->receiveButton->setIcon(QIcon());
        ui->showRequestButton->setIcon(QIcon());
        ui->removeRequestButton->setIcon(QIcon());
    } else {
        ui->clearButton->setIcon(_platformStyle->SingleColorIcon(":/icons/remove"));
        ui->receiveButton->setIcon(_platformStyle->SingleColorIcon(":/icons/receiving_addresses"));
        ui->showRequestButton->setIcon(_platformStyle->SingleColorIcon(":/icons/edit"));
        ui->removeRequestButton->setIcon(_platformStyle->SingleColorIcon(":/icons/remove"));
    }

    // context menu actions
    QAction *copyURIAction = new QAction(tr("Copy URI"), this);
    QAction *copyLabelAction = new QAction(tr("Copy label"), this);
    QAction *copyMessageAction = new QAction(tr("Copy message"), this);
    QAction *copyAmountAction = new QAction(tr("Copy amount"), this);

    // context menu
    contextMenu = new QMenu(this);
    contextMenu->addAction(copyURIAction);
    contextMenu->addAction(copyLabelAction);
    contextMenu->addAction(copyMessageAction);
    contextMenu->addAction(copyAmountAction);

    // context menu signals
    connect(ui->recentRequestsView, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(showMenu(QPoint)));
    connect(copyURIAction, SIGNAL(triggered()), this, SLOT(copyURI()));
    connect(copyLabelAction, SIGNAL(triggered()), this, SLOT(copyLabel()));
    connect(copyMessageAction, SIGNAL(triggered()), this, SLOT(copyMessage()));
    connect(copyAmountAction, SIGNAL(triggered()), this, SLOT(copyAmount()));

    connect(ui->clearButton, SIGNAL(clicked()), this, SLOT(clear()));

    setupRequestFrame(platformStyle);
    setupHistoryFrame(platformStyle);
}

void ReceiveCoinsDialog::setModel(WalletModel *_model)
{
    this->model = _model;

    if(_model && _model->getOptionsModel())
    {
        _model->getRecentRequestsTableModel()->sort(RecentRequestsTableModel::Date, Qt::DescendingOrder);
        connect(_model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
        updateDisplayUnit();

        QTableView* tableView = ui->recentRequestsView;

        tableView->verticalHeader()->hide();
        tableView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
        tableView->setModel(_model->getRecentRequestsTableModel());
        tableView->setAlternatingRowColors(true);
        tableView->setSelectionBehavior(QAbstractItemView::SelectRows);
        tableView->setSelectionMode(QAbstractItemView::ContiguousSelection);
        tableView->setColumnWidth(RecentRequestsTableModel::Date, DATE_COLUMN_WIDTH);
        tableView->setColumnWidth(RecentRequestsTableModel::Label, LABEL_COLUMN_WIDTH);
        tableView->setColumnWidth(RecentRequestsTableModel::Amount, AMOUNT_MINIMUM_COLUMN_WIDTH);

        connect(tableView->selectionModel(),
            SIGNAL(selectionChanged(QItemSelection, QItemSelection)), this,
            SLOT(recentRequestsView_selectionChanged(QItemSelection, QItemSelection)));
        // Last 2 columns are set by the columnResizingFixer, when the table geometry is ready.
        columnResizingFixer = new GUIUtil::TableViewLastColumnResizingFixer(tableView, AMOUNT_MINIMUM_COLUMN_WIDTH, DATE_COLUMN_WIDTH, this);

        tableView->show();
    }
}

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

void ReceiveCoinsDialog::clear()
{
    ui->reqAmount->clear();
    ui->reqLabel->setText("");
    ui->reqMessage->setText("");
    ui->reuseAddress->setChecked(false);
    updateDisplayUnit();
}

void ReceiveCoinsDialog::reject()
{
    clear();
}

void ReceiveCoinsDialog::accept()
{
    clear();
}

void ReceiveCoinsDialog::setupRequestFrame(const PlatformStyle *platformStyle)
{
    ui->frame2->setStyleSheet(QString(".QFrame {background-color: %1; border: none;}").arg(platformStyle->WidgetBackGroundColor().name()));
    ui->frame2->setGraphicsEffect(GUIUtil::getShadowEffect());

    ui->label_5->setStyleSheet(STRING_LABEL_COLOR);

    ui->label_2->setStyleSheet(STRING_LABEL_COLOR);
    ui->label_2->setFont(GUIUtil::getSubLabelFont());

    ui->label->setStyleSheet(STRING_LABEL_COLOR);
    ui->label->setFont(GUIUtil::getSubLabelFont());

    ui->label_3->setStyleSheet(STRING_LABEL_COLOR);
    ui->label_3->setFont(GUIUtil::getSubLabelFont());

    ui->label_4->setStyleSheet(STRING_LABEL_COLOR);
    ui->label_4->setFont(GUIUtil::getSubLabelFont());

    ui->label_7->setStyleSheet(STRING_LABEL_COLOR);
    ui->label_7->setFont(GUIUtil::getSubLabelFont());

    ui->reuseAddress->setStyleSheet(QString(".QCheckBox{ %1; }").arg(STRING_LABEL_COLOR));
    ui->reqLabel->setFont(GUIUtil::getSubLabelFont());
    ui->reqAmount->setFont(GUIUtil::getSubLabelFont());
    ui->reqMessage->setFont(GUIUtil::getSubLabelFont());
    ui->receiveButton->setFont(GUIUtil::getSubLabelFont());
    ui->clearButton->setFont(GUIUtil::getSubLabelFont());
    ui->recentRequestsView->setFont(GUIUtil::getSubLabelFont());
    ui->showRequestButton->setFont(GUIUtil::getSubLabelFont());
    ui->removeRequestButton->setFont(GUIUtil::getSubLabelFont());
    ui->label_5->setFont(GUIUtil::getSubLabelFont());

    ui->label_6->setFont(GUIUtil::getSubLabelFontBolded());
}

void ReceiveCoinsDialog::setupHistoryFrame(const PlatformStyle *platformStyle)
{
    ui->frame->setStyleSheet(QString(".QFrame {background-color: %1; border: none;}").arg(platformStyle->WidgetBackGroundColor().name()));
    ui->frame->setGraphicsEffect(GUIUtil::getShadowEffect());

    ui->label_6->setStyleSheet(STRING_LABEL_COLOR);

    contextMenu->setFont(GUIUtil::getSubLabelFont());

}

void ReceiveCoinsDialog::updateDisplayUnit()
{
    if(model && model->getOptionsModel())
    {
        ui->reqAmount->setDisplayUnit(model->getOptionsModel()->getDisplayUnit());
    }
}

void ReceiveCoinsDialog::on_receiveButton_clicked()
{
    if(!model || !model->getOptionsModel() || !model->getAddressTableModel() || !model->getRecentRequestsTableModel())
        return;

    QString address;
    QString label = ui->reqLabel->text();
    if(ui->reuseAddress->isChecked())
    {
        /* Choose existing receiving address */
        AddressBookPage dlg(platformStyle, AddressBookPage::ForSelection, AddressBookPage::ReceivingTab, this);
        dlg.setModel(model->getAddressTableModel());
        if(dlg.exec())
        {
            address = dlg.getReturnValue();
            if(label.isEmpty()) /* If no label provided, use the previously used label */
            {
                label = model->getAddressTableModel()->labelForAddress(address);
            }
        } else {
            return;
        }
    } else {
        /* Generate new receiving address */
        address = model->getAddressTableModel()->addRow(AddressTableModel::Receive, label, "");
    }
    SendCoinsRecipient info(address, label,
        ui->reqAmount->value(), ui->reqMessage->text());
    ReceiveRequestDialog *dialog = new ReceiveRequestDialog(this);
    dialog->setAttribute(Qt::WA_DeleteOnClose);
    dialog->setModel(model->getOptionsModel());
    dialog->setInfo(info);
    dialog->show();
    clear();

    /* Store request for later reference */
    model->getRecentRequestsTableModel()->addNewRequest(info);
}

void ReceiveCoinsDialog::on_recentRequestsView_doubleClicked(const QModelIndex &index)
{
    const RecentRequestsTableModel *submodel = model->getRecentRequestsTableModel();
    ReceiveRequestDialog *dialog = new ReceiveRequestDialog(this);
    dialog->setModel(model->getOptionsModel());
    dialog->setInfo(submodel->entry(index.row()).recipient);
    dialog->setAttribute(Qt::WA_DeleteOnClose);
    dialog->show();
}

void ReceiveCoinsDialog::recentRequestsView_selectionChanged(const QItemSelection &selected, const QItemSelection &deselected)
{
    // Enable Show/Remove buttons only if anything is selected.
    bool enable = !ui->recentRequestsView->selectionModel()->selectedRows().isEmpty();
    ui->showRequestButton->setEnabled(enable);
    ui->removeRequestButton->setEnabled(enable);
}

void ReceiveCoinsDialog::on_showRequestButton_clicked()
{
    if(!model || !model->getRecentRequestsTableModel() || !ui->recentRequestsView->selectionModel())
        return;
    QModelIndexList selection = ui->recentRequestsView->selectionModel()->selectedRows();

    for (const QModelIndex& index : selection) {
        on_recentRequestsView_doubleClicked(index);
    }
}

void ReceiveCoinsDialog::on_removeRequestButton_clicked()
{
    if(!model || !model->getRecentRequestsTableModel() || !ui->recentRequestsView->selectionModel())
        return;
    QModelIndexList selection = ui->recentRequestsView->selectionModel()->selectedRows();
    if(selection.empty())
        return;
    // correct for selection mode ContiguousSelection
    QModelIndex firstIndex = selection.at(0);
    model->getRecentRequestsTableModel()->removeRows(firstIndex.row(), selection.length(), firstIndex.parent());
}

// We override the virtual resizeEvent of the QWidget to adjust tables column
// sizes as the tables width is proportional to the dialogs width.
void ReceiveCoinsDialog::resizeEvent(QResizeEvent *event)
{
    QWidget::resizeEvent(event);
    columnResizingFixer->stretchColumnWidth(RecentRequestsTableModel::Message);
}

void ReceiveCoinsDialog::keyPressEvent(QKeyEvent *event)
{
    if (event->key() == Qt::Key_Return)
    {
        // press return -> submit form
        if (ui->reqLabel->hasFocus() || ui->reqAmount->hasFocus() || ui->reqMessage->hasFocus())
        {
            event->ignore();
            on_receiveButton_clicked();
            return;
        }
    }

    this->QDialog::keyPressEvent(event);
}

QModelIndex ReceiveCoinsDialog::selectedRow()
{
    if(!model || !model->getRecentRequestsTableModel() || !ui->recentRequestsView->selectionModel())
        return QModelIndex();
    QModelIndexList selection = ui->recentRequestsView->selectionModel()->selectedRows();
    if(selection.empty())
        return QModelIndex();
    // correct for selection mode ContiguousSelection
    QModelIndex firstIndex = selection.at(0);
    return firstIndex;
}

// copy column of selected row to clipboard
void ReceiveCoinsDialog::copyColumnToClipboard(int column)
{
    QModelIndex firstIndex = selectedRow();
    if (!firstIndex.isValid()) {
        return;
    }
    GUIUtil::setClipboard(model->getRecentRequestsTableModel()->data(firstIndex.child(firstIndex.row(), column), Qt::EditRole).toString());
}

// context menu
void ReceiveCoinsDialog::showMenu(const QPoint &point)
{
    if (!selectedRow().isValid()) {
        return;
    }
    contextMenu->exec(QCursor::pos());
}

// context menu action: copy URI
void ReceiveCoinsDialog::copyURI()
{
    QModelIndex sel = selectedRow();
    if (!sel.isValid()) {
        return;
    }

    const RecentRequestsTableModel * const submodel = model->getRecentRequestsTableModel();
    const QString uri = GUIUtil::formatRavenURI(submodel->entry(sel.row()).recipient);
    GUIUtil::setClipboard(uri);
}

// context menu action: copy label
void ReceiveCoinsDialog::copyLabel()
{
    copyColumnToClipboard(RecentRequestsTableModel::Label);
}

// context menu action: copy message
void ReceiveCoinsDialog::copyMessage()
{
    copyColumnToClipboard(RecentRequestsTableModel::Message);
}

// context menu action: copy amount
void ReceiveCoinsDialog::copyAmount()
{
    copyColumnToClipboard(RecentRequestsTableModel::Amount);
}