// This file is part of RSS Guard.
//
// Copyright (C) 2011-2017 by Martin Rotter <rotter.martinos@gmail.com>
//
// RSS Guard is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// RSS Guard is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with RSS Guard. If not, see <http://www.gnu.org/licenses/>.

#include "services/tt-rss/gui/formttrssfeeddetails.h"

#include "services/tt-rss/definitions.h"
#include "services/tt-rss/ttrssserviceroot.h"
#include "services/tt-rss/ttrsscategory.h"
#include "services/tt-rss/ttrssfeed.h"
#include "services/tt-rss/network/ttrssnetworkfactory.h"
#include "miscellaneous/application.h"

#include <QTimer>


FormTtRssFeedDetails::FormTtRssFeedDetails(ServiceRoot* service_root, QWidget* parent)
	: FormFeedDetails(service_root, parent) {
	m_ui->m_spinAutoUpdateInterval->setEnabled(false);
	m_ui->m_cmbAutoUpdateType->setEnabled(false);
	m_ui->m_cmbType->setEnabled(false);
	m_ui->m_cmbEncoding->setEnabled(false);
	m_ui->m_btnFetchMetadata->setEnabled(false);
	m_ui->m_btnIcon->setEnabled(false);
	m_ui->m_txtTitle->setEnabled(false);
	m_ui->m_txtDescription->setEnabled(false);
}

void FormTtRssFeedDetails::apply() {
	if (m_editableFeed != nullptr) {
		// User edited auto-update status. Save it.
		TtRssFeed* new_feed_data = new TtRssFeed();
		new_feed_data->setAutoUpdateType(static_cast<Feed::AutoUpdateType>(m_ui->m_cmbAutoUpdateType->itemData(
		                                     m_ui->m_cmbAutoUpdateType->currentIndex()).toInt()));
		new_feed_data->setAutoUpdateInitialInterval(m_ui->m_spinAutoUpdateInterval->value());
		qobject_cast<TtRssFeed*>(m_editableFeed)->editItself(new_feed_data);
		delete new_feed_data;
	}

	else {
		RootItem* parent = static_cast<RootItem*>(m_ui->m_cmbParentCategory->itemData(m_ui->m_cmbParentCategory->currentIndex()).value<void*>());
		TtRssServiceRoot* root = parent->kind() == RootItemKind::Category ?
		                         qobject_cast<TtRssCategory*>(parent)->serviceRoot() :
		                         qobject_cast<TtRssServiceRoot*>(parent);
		const int category_id = parent->kind() == RootItemKind::ServiceRoot ?
		                        0 :
		                        qobject_cast<TtRssCategory*>(parent)->customId();
		const TtRssSubscribeToFeedResponse response = root->network()->subscribeToFeed(m_ui->m_txtUrl->lineEdit()->text(),
		                                              category_id,
		                                              m_ui->m_gbAuthentication->isChecked(),
		                                              m_ui->m_txtUsername->lineEdit()->text(),
		                                              m_ui->m_txtPassword->lineEdit()->text());

		if (response.code() == STF_INSERTED) {
			// Feed was added online.
			accept();
			qApp->showGuiMessage(tr("Feed added"), tr("Feed was added, triggering sync in now."), QSystemTrayIcon::Information);
			QTimer::singleShot(100, root, SLOT(syncIn()));
		}

		else {
			reject();
			qApp->showGuiMessage(tr("Cannot add feed"),
			                     tr("Feed was not added due to error."),
			                     QSystemTrayIcon::Critical, qApp->mainFormWidget(), true);
		}
	}

	accept();
}

void FormTtRssFeedDetails::setEditableFeed(Feed* editable_feed) {
	m_ui->m_cmbAutoUpdateType->setEnabled(true);
	FormFeedDetails::setEditableFeed(editable_feed);
	// Tiny Tiny RSS does not support editing of these features.
	// User can edit only individual auto-update statuses.
	m_ui->m_gbAuthentication->setEnabled(false);
	m_ui->m_txtUrl->setEnabled(false);
	m_ui->m_lblParentCategory->setEnabled(false);
	m_ui->m_cmbParentCategory->setEnabled(false);
}