/*
 * Copyright (c) 2010-2016 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */

#include <Swiften/Chat/ChatStateTracker.h>

namespace Swift {
ChatStateTracker::ChatStateTracker() {
    currentState_ = ChatState::Gone;
}

void ChatStateTracker::handleMessageReceived(std::shared_ptr<Message> message) {
    if (message->getType() == Message::Error) {
        return;
    }
    std::shared_ptr<ChatState> statePayload = message->getPayload<ChatState>();
    if (statePayload) {
        changeState(statePayload->getChatState());
    }
}

void ChatStateTracker::handlePresenceChange(std::shared_ptr<Presence> newPresence) {
    if (newPresence->getType() == Presence::Unavailable) {
        onChatStateChange(ChatState::Gone);
    }
}

void ChatStateTracker::changeState(ChatState::ChatStateType state) {
    if (state != currentState_) {
        currentState_ = state;
        onChatStateChange(state);
    }
}

}