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package esieequest.engine;
import esieequest.engine.commands.Command;
import esieequest.engine.scheduler.Callback;
import esieequest.game.Game;
import esieequest.game.Text;
import esieequest.game.characters.MovingCharacter;
import esieequest.game.items.Beamer;
import esieequest.game.items.Item;
import esieequest.game.map.Room;
import esieequest.game.states.Scene;
import esieequest.ui.View;
/**
* The game main controller class.
*
* @author Pacien TRAN-GIRARD
* @author Benoît LUBRANO DI SBARAGLIONE
*/
public class GameEngine {
private final Game game;
private final View view;
/**
* Instantiates a game engine with the given model and view.
*
* @param game
* the game model
* @param view
* the view
*/
public GameEngine(final View view, final Game game) {
this.game = game;
this.view = view;
this.view.setGameEngine(this);
this.view.show();
}
/**
* Instantiates a game with the given view and mode.
*
* @param view
* the view
* @param challengeMode
* the mode
*/
public GameEngine(final View view, final boolean challengeMode) {
this(view, new Game(challengeMode));
}
/**
* Instantiates a game with the given view.
*
* @param view
* the view
*/
public GameEngine(final View view) {
this(view, false);
}
/**
* Interprets a command.
*
* @param inputString
* the input String
*/
public void interpret(final String inputString) {
final Input input = new Input(inputString/* .toLowerCase() */);
final Command command = input.getCommand();
if (command == null) {
this.view.echo(Text.UNKNOWN_COMMAND.toString());
return;
}
final String argument = input.getArgument();
command.execute(argument, this.game, this.view);
this.executeRoutines();
}
/**
* Performs routine actions executed every time a Command is entered.
*/
private void executeRoutines() {
this.checkStalemate();
MovingCharacter.moveAll(this.game);
}
private void checkStalemate() {
final boolean inDeadEnd = this.game.getPlayer().getCurrentRoom() == Room.DEAD_END;
final boolean canGoBack = this.game.getPlayer().canGoBack();
final boolean hasBeamer = this.game.getPlayer().getInventory().hasItem(Item.BEAMER);
boolean canTeleport = hasBeamer;
if (hasBeamer) {
final Beamer beamer = (Beamer) Item.BEAMER.getItem();
canTeleport = (beamer.getRoom() != null) && (beamer.getRoom() != Room.DEAD_END);
}
final boolean trapped = inDeadEnd && !canGoBack && !canTeleport;
if (trapped) {
this.view.playScene(Scene.GAME_LOST, new Callback() {
@Override
public void call() {
return;
}
});
this.view.echo("You are trapped. You losed.");
}
}
}
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