/*
* Copyright 2013 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.engine.subsystem.headless.mode;
import org.terasology.config.Config;
import org.terasology.config.WorldGenerationConfig;
import org.terasology.context.Context;
import org.terasology.engine.ComponentSystemManager;
import org.terasology.engine.GameEngine;
import org.terasology.engine.LoggingContext;
import org.terasology.engine.SimpleUri;
import org.terasology.engine.TerasologyConstants;
import org.terasology.engine.bootstrap.EntitySystemSetupUtil;
import org.terasology.engine.modes.GameState;
import org.terasology.engine.modes.StateLoading;
import org.terasology.engine.module.ModuleManager;
import org.terasology.engine.module.StandardModuleExtension;
import org.terasology.entitySystem.entity.EntityRef;
import org.terasology.entitySystem.entity.internal.EngineEntityManager;
import org.terasology.entitySystem.event.internal.EventSystem;
import org.terasology.game.GameManifest;
import org.terasology.input.InputSystem;
import org.terasology.logic.console.Console;
import org.terasology.logic.console.ConsoleImpl;
import org.terasology.logic.console.ConsoleSystem;
import org.terasology.logic.console.commands.CoreCommands;
import org.terasology.logic.players.LocalPlayer;
import org.terasology.module.Module;
import org.terasology.naming.Name;
import org.terasology.network.ClientComponent;
import org.terasology.network.NetworkMode;
import org.terasology.registry.CoreRegistry;
import org.terasology.rendering.nui.NUIManager;
import org.terasology.rendering.nui.internal.CanvasRenderer;
import org.terasology.rendering.nui.internal.NUIManagerInternal;
import org.terasology.rendering.nui.layers.mainMenu.savedGames.GameInfo;
import org.terasology.rendering.nui.layers.mainMenu.savedGames.GameProvider;
import org.terasology.world.internal.WorldInfo;
import org.terasology.world.time.WorldTime;
import java.util.List;
/**
* The class is game selection menu replacement for the headless server.
*
*/
public class StateHeadlessSetup implements GameState {
private EngineEntityManager entityManager;
private EventSystem eventSystem;
private ComponentSystemManager componentSystemManager;
private Context context;
public StateHeadlessSetup() {
}
@Override
public void init(GameEngine gameEngine) {
context = gameEngine.createChildContext();
CoreRegistry.setContext(context);
// let's get the entity event system running
EntitySystemSetupUtil.addEntityManagementRelatedClasses(context);
entityManager = context.get(EngineEntityManager.class);
eventSystem = context.get(EventSystem.class);
context.put(Console.class, new ConsoleImpl(context));
NUIManager nuiManager = new NUIManagerInternal(context.get(CanvasRenderer.class), context);
context.put(NUIManager.class, nuiManager);
componentSystemManager = new ComponentSystemManager(context);
context.put(ComponentSystemManager.class, componentSystemManager);
componentSystemManager.register(new ConsoleSystem(), "engine:ConsoleSystem");
componentSystemManager.register(new CoreCommands(), "engine:CoreCommands");
componentSystemManager.register(context.get(InputSystem.class), "engine:InputSystem");
EntityRef localPlayerEntity = entityManager.create(new ClientComponent());
LocalPlayer localPlayer = new LocalPlayer();
context.put(LocalPlayer.class, localPlayer);
localPlayer.setClientEntity(localPlayerEntity);
componentSystemManager.initialise();
GameManifest gameManifest = null;
List<GameInfo> savedGames = GameProvider.getSavedGames();
if (savedGames.size() > 0) {
gameManifest = savedGames.get(0).getManifest();
} else {
gameManifest = createGameManifest();
}
gameEngine.changeState(new StateLoading(gameManifest, NetworkMode.LISTEN_SERVER));
}
private GameManifest createGameManifest() {
GameManifest gameManifest = new GameManifest();
Config config = context.get(Config.class);
ModuleManager moduleManager = context.get(ModuleManager.class);
for (Name moduleName : config.getDefaultModSelection().listModules()) {
Module module = moduleManager.getRegistry().getLatestModuleVersion(moduleName);
if (module != null) {
gameManifest.addModule(module.getId(), module.getVersion());
}
}
WorldGenerationConfig worldGenConfig = config.getWorldGeneration();
// If no valid default world generator set then try to find one - no option to pick one manually in headless
if (!worldGenConfig.getDefaultGenerator().isValid()) {
// find the first gameplay module that is available, it should have a preferred world gen
for (Name moduleName : config.getDefaultModSelection().listModules()) {
Module module = moduleManager.getRegistry().getLatestModuleVersion(moduleName);
if (StandardModuleExtension.isGameplayModule(module)) {
SimpleUri defaultWorldGenerator = StandardModuleExtension.getDefaultWorldGenerator(module);
worldGenConfig.setDefaultGenerator(defaultWorldGenerator);
break;
}
}
}
SimpleUri worldGeneratorUri = worldGenConfig.getDefaultGenerator();
gameManifest.setTitle(worldGenConfig.getWorldTitle());
gameManifest.setSeed(worldGenConfig.getDefaultSeed());
WorldInfo worldInfo = new WorldInfo(TerasologyConstants.MAIN_WORLD, gameManifest.getSeed(),
(long) (WorldTime.DAY_LENGTH * 0.025f), worldGeneratorUri);
gameManifest.addWorld(worldInfo);
return gameManifest;
}
@Override
public void dispose() {
eventSystem.process();
componentSystemManager.shutdown();
entityManager.clear();
}
@Override
public void handleInput(float delta) {
}
@Override
public void update(float delta) {
eventSystem.process();
}
@Override
public void render() {
}
@Override
public boolean isHibernationAllowed() {
return true;
}
@Override
public String getLoggingPhase() {
return LoggingContext.INIT_PHASE;
}
}