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/*
 * Copyright (c) 2013 Tobias Markmann
 * Licensed under the simplified BSD license.
 * See Documentation/Licenses/BSD-simplified.txt for more information.
 */

/*
 * Copyright (c) 2014 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */

#pragma once

#include <vector>
#include <boost/bind.hpp>
#include <Swiften/Base/boost_bsignals.h>

#include <QAbstractItemModel>

#include <Swift/Controllers/Contact.h>
#include <Swift/QtUI/ChatList/ChatListItem.h>
#include <Swift/QtUI/ChatList/ChatListGroupItem.h>
#include <Swift/QtUI/ChatList/ChatListRecentItem.h>

namespace Swift {
	class ContactListModel : public QAbstractItemModel {
		Q_OBJECT
		public:
			enum ContactRoles {
				DetailTextRole = Qt::UserRole,
				AvatarRole = Qt::UserRole + 1,
				PresenceIconRole = Qt::UserRole + 2
			};

		public:
			ContactListModel(bool editable);

			void setList(const std::vector<Contact::ref>& list);
			const std::vector<Contact::ref>& getList() const;
			Contact::ref getContact(const size_t i) const;

			Qt::ItemFlags flags(const QModelIndex& index) const;
			int columnCount(const QModelIndex& parent = QModelIndex()) const;
			QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const;
			QModelIndex index(int row, int column, const QModelIndex & parent = QModelIndex()) const;
			QModelIndex parent(const QModelIndex& index) const;
			int rowCount(const QModelIndex& parent = QModelIndex()) const;
			bool removeRows(int row, int count, const QModelIndex& parent = QModelIndex());

		private:
			QVariant dataForContact(const Contact::ref& contact, int role) const;
			QIcon getPresenceIconForContact(const Contact::ref& contact) const;

		signals:
			void onListChanged(std::vector<Contact::ref> list);
			void onJIDsDropped(const std::vector<JID>& contact);

		private:
			bool editable_;
			std::vector<Contact::ref> contacts_;
	};

}