#include "FlagDialog.h"
#include "ui_FlagDialog.h"

#include <QIntValidator>
#include "core/Cutter.h"


FlagDialog::FlagDialog(RVA offset, QWidget *parent) :
    QDialog(parent),
    ui(new Ui::FlagDialog),
    offset(offset),
    flagName(""),
    flagOffset(RVA_INVALID)
{
    // Setup UI
    ui->setupUi(this);
    setWindowFlags(windowFlags() & (~Qt::WindowContextHelpButtonHint));
    RzFlagItem *flag = rz_flag_get_i(Core()->core()->flags, offset);
    if (flag) {
        flagName = QString(flag->name);
        flagOffset = flag->offset;
    }

    auto size_validator = new QIntValidator(ui->sizeEdit);
    size_validator->setBottom(1);
    ui->sizeEdit->setValidator(size_validator);
    if (flag) {
        ui->nameEdit->setText(flag->name);
        ui->labelAction->setText(tr("Edit flag at %1").arg(RAddressString(offset)));
    } else {
        ui->labelAction->setText(tr("Add flag at %1").arg(RAddressString(offset)));
    }

    // Connect slots
    connect(ui->buttonBox, &QDialogButtonBox::accepted,
        this, &FlagDialog::buttonBoxAccepted);
    connect(ui->buttonBox, &QDialogButtonBox::rejected,
        this, &FlagDialog::buttonBoxRejected);
}

FlagDialog::~FlagDialog() { }

void FlagDialog::buttonBoxAccepted()
{
    RVA size = ui->sizeEdit->text().toULongLong();
    QString name = ui->nameEdit->text();

    if (name.isEmpty()) {
        if (flagOffset != RVA_INVALID) {
            // Empty name and flag exists -> delete the flag
            Core()->delFlag(flagOffset);
        } else {
            // Flag was not existing and we gave an empty name, do nothing
        }
    } else {
        if (flagOffset != RVA_INVALID) {
            // Name provided and flag exists -> rename the flag
            Core()->renameFlag(flagName, name);
        } else {
            // Name provided and flag does not exist -> create the flag
            Core()->addFlag(offset, name, size);
        }
    }
    close();
    this->setResult(QDialog::Accepted);
}

void FlagDialog::buttonBoxRejected()
{
    close();
    this->setResult(QDialog::Rejected);
}