/*
 * Copyright (c) 2012 Tobias Markmann
 * Licensed under the simplified BSD license.
 * See Documentation/Licenses/BSD-simplified.txt for more information.
 */

#include "QtVCardEMailField.h"
#include "ui_QtVCardEMailField.h"

#include <QVariant>

namespace Swift {

QtVCardEMailField::QtVCardEMailField(QWidget* parent, bool editable) :
	QWidget(parent),
	ui(new Ui::QtVCardEMailField) {
	ui->setupUi(this);
	connect(ui->lineEditEMAIL, SIGNAL(textChanged(QString)), SLOT(onTextChanged(QString)));
	connect(ui->comboBoxType, SIGNAL(currentIndexChanged(int)), SLOT(onEMailTypeChanged(int)));
	setEditable(editable);
}

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

bool QtVCardEMailField::isEditable() const {
	return editable;
}

void QtVCardEMailField::setEditable(bool editable) {
	this->editable = editable;
	if (this->editable) {
		ui->label->show();
		ui->comboBoxType->show();
		ui->lineEditEMAIL->show();
		ui->labelEMAIL->hide();
	} else {
		ui->label->hide();
		ui->comboBoxType->hide();
		ui->lineEditEMAIL->hide();
		ui->labelEMAIL->show();
	}

	foreach(QObject* widget, children()) {
		if (!dynamic_cast<QWidget*>(widget)) continue;
		if (widget->property("editable").isValid()) {
			widget->setProperty("editable", QVariant(editable));
		}

		if (widget->property("readOnly").isValid()) {
			widget->setProperty("readOnly", QVariant(!editable));
			widget->setProperty("frame", QVariant(editable));
		}

		QCheckBox* checkbox;
		if ((checkbox = dynamic_cast<QCheckBox*>(widget))) {
			checkbox->setProperty("enabled", QVariant(editable));
		}
	}
}

bool QtVCardEMailField::isEmpty() const {
	return ui->lineEditEMAIL->text().isEmpty();
}

void QtVCardEMailField::setAddress(const QString address) {
	ui->lineEditEMAIL->setText(address);
}

QString QtVCardEMailField::getAddress() const {
	return ui->lineEditEMAIL->text();
}

void QtVCardEMailField::setPreferred(const bool preferred) {
	ui->checkBoxPREF->setChecked(preferred);
}

bool QtVCardEMailField::getPreferred() const {
	return ui->checkBoxPREF->checkState() == Qt::Checked;
}

void QtVCardEMailField::setHome(const bool home) {
	ui->checkBoxHOME->setChecked(home);
}

bool QtVCardEMailField::getHome() const {
	return ui->checkBoxHOME->checkState() == Qt::Checked;
}

void QtVCardEMailField::setWork(const bool work) {
	ui->checkBoxWORK->setChecked(work);
}

bool QtVCardEMailField::getWork() const {
	return ui->checkBoxWORK->checkState() == Qt::Checked;
}

void QtVCardEMailField::setType(EMailType type) {
	ui->comboBoxType->setCurrentIndex(type);
}

QtVCardEMailField::EMailType QtVCardEMailField::getType() const {
	return ui->comboBoxType->currentIndex() == 1 ? X_400 : Internet;
}

void QtVCardEMailField::onTextChanged(const QString& text) {
	if (ui->comboBoxType->currentIndex() == Internet && isEmailAddress(text)) {
		ui->labelEMAIL->setText(QString("<a href=\"mailto:%1\">%1</a>").arg(text));
	} else {
		ui->labelEMAIL->setText(text);
	}
}

void QtVCardEMailField::onEMailTypeChanged(int) {
	onTextChanged(ui->labelEMAIL->text());
}

bool QtVCardEMailField::isEmailAddress(const QString& emailAddress) {
	if ( emailAddress.length() == 0 ) {
		return false;
	}
	QRegExp regex(QString("\\b[A-Z0-9._%+-]+@[A-Z0-9.-]+\\.[A-Z]{2,4}\\b"), Qt::CaseInsensitive);
	return regex.exactMatch(emailAddress);
}

}