/*
* Copyright 2014 MovingBlocks
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.terasology.logic.notifications;
import org.terasology.entitySystem.entity.EntityManager;
import org.terasology.entitySystem.entity.EntityRef;
import org.terasology.entitySystem.event.ReceiveEvent;
import org.terasology.entitySystem.systems.BaseComponentSystem;
import org.terasology.entitySystem.systems.RegisterSystem;
import org.terasology.network.ClientComponent;
import org.terasology.network.events.ConnectedEvent;
import org.terasology.network.events.DisconnectedEvent;
import org.terasology.registry.In;
/**
* This system provides the ability to notify one or more client about certain events.
* @author Martin Steiger
*/
@RegisterSystem
public class NotificationSystem extends BaseComponentSystem {
@In
private EntityManager entityManager;
@ReceiveEvent(components = ClientComponent.class)
public void onConnect(ConnectedEvent event, EntityRef entity) {
EntityRef clientInfo = entity.getComponent(ClientComponent.class).clientInfo;
for (EntityRef client : entityManager.getEntitiesWith(ClientComponent.class)) {
client.send(NotificationMessageEvent.newJoinEvent(clientInfo));
}
}
@ReceiveEvent(components = ClientComponent.class)
public void onDisconnect(DisconnectedEvent event, EntityRef entity) {
EntityRef clientInfo = entity.getComponent(ClientComponent.class).clientInfo;
for (EntityRef client : entityManager.getEntitiesWith(ClientComponent.class)) {
client.send(NotificationMessageEvent.newLeaveEvent(clientInfo));
}
}
}