/*
 * Copyright (c) 2010-2024 Belledonne Communications SARL.
 *
 * This file is part of linphone-desktop
 * (see https://www.linphone.org).
 *
 * This program 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.
 *
 * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include "AccountProxy.hpp"
#include "AccountGui.hpp"
#include "AccountList.hpp"
#include "core/App.hpp"

AccountProxy::AccountProxy(QObject *parent) : SortFilterProxy(parent) {
	setSourceModel(App::getInstance()->getAccountList().get());
	sort(0);
}

AccountProxy::~AccountProxy() {
	setSourceModel(nullptr);
}

QString AccountProxy::getFilterText() const {
	return mFilterText;
}

void AccountProxy::setFilterText(const QString &filter) {
	if (mFilterText != filter) {
		mFilterText = filter;
		invalidate();
		emit filterTextChanged();
	}
}

AccountGui *AccountProxy::getDefaultAccount() {
	if (!mDefaultAccount) mDefaultAccount = dynamic_cast<AccountList *>(sourceModel())->getDefaultAccountCore();
	return new AccountGui(mDefaultAccount);
}

void AccountProxy::setDefaultAccount(AccountGui *account) {
}

// Reset the default account to let UI build its new object if needed.
void AccountProxy::resetDefaultAccount() {
	mDefaultAccount = nullptr;
	emit this->defaultAccountChanged(); // Warn the UI
}

AccountGui *AccountProxy::findAccountByAddress(const QString &address) {
	return dynamic_cast<AccountList *>(sourceModel())->findAccountByAddress(address);
}

AccountGui *AccountProxy::firstAccount() {
	return dynamic_cast<AccountList *>(sourceModel())->firstAccount();
}

bool AccountProxy::getHaveAccount() const {
	return dynamic_cast<AccountList *>(sourceModel())->getHaveAccount();
}

void AccountProxy::setSourceModel(QAbstractItemModel *model) {
	auto oldAccountList = dynamic_cast<AccountList *>(sourceModel());
	if (oldAccountList) {
		disconnect(oldAccountList);
	}
	auto newAccountList = dynamic_cast<AccountList *>(model);
	if (newAccountList) {
		connect(newAccountList, &AccountList::countChanged, this, &AccountProxy::resetDefaultAccount);
		connect(newAccountList, &AccountList::defaultAccountChanged, this, &AccountProxy::resetDefaultAccount);
		connect(newAccountList, &AccountList::haveAccountChanged, this, &AccountProxy::haveAccountChanged);
	}
	QSortFilterProxyModel::setSourceModel(model);
}

bool AccountProxy::filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const {
	bool show = (mFilterText.isEmpty() || mFilterText == "*");
	if (!show) {
		QRegularExpression search(QRegularExpression::escape(mFilterText),
		                          QRegularExpression::CaseInsensitiveOption |
		                              QRegularExpression::UseUnicodePropertiesOption);
		QModelIndex index = sourceModel()->index(sourceRow, 0, sourceParent);
		auto model = sourceModel()->data(index);
		auto account = model.value<AccountGui *>();
		show = account->getCore()->getIdentityAddress().contains(search);
	}

	return show;
}

bool AccountProxy::lessThan(const QModelIndex &left, const QModelIndex &right) const {
	auto l = sourceModel()->data(left);
	auto r = sourceModel()->data(right);

	return l.value<AccountGui *>()->getCore()->getIdentityAddress() <
	       r.value<AccountGui *>()->getCore()->getIdentityAddress();
}