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package jrummikub.control;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import jrummikub.model.Hand;
import jrummikub.model.IRoundState;
import jrummikub.model.IHand;
import jrummikub.model.ITable;
import jrummikub.model.Position;
import jrummikub.model.Stone;
import jrummikub.model.StoneSet;
import jrummikub.util.Connection;
import jrummikub.util.Event;
import jrummikub.util.IEvent;
import jrummikub.util.IListener;
import jrummikub.util.Pair;
import jrummikub.view.IView;
/**
* Controller that manages a single round of rummikub
*/
public class RoundControl {
private IRoundState gameState;
private IView view;
private ITable clonedTable;
private Event endRoundEvent = new Event();
private List<Connection> connections = new ArrayList<Connection>();
/**
* Create a new RoundControl using the given gameState and view
*
* @param gameState
* initial game state
* @param view
* view used for user interaction
*/
public RoundControl(IRoundState gameState, IView view) {
this.gameState = gameState;
this.view = view;
}
/**
* End the round
*
* @return endRoundEvent
*/
public IEvent getEndRoundEvent() {
return endRoundEvent;
}
/**
* Begin the round
*/
public void startRound() {
deal();
connections.add(view.getStartTurnEvent().add(new IListener() {
@Override
public void handle() {
startTurn();
}
}));
prepareTurn();
}
private void prepareTurn() {
clonedTable = (ITable) gameState.getTable().clone();
view.enableStartTurnPanel(true);
view.getTablePanel().setStoneSets(clonedTable);
view.setCurrentPlayerName(gameState.getActivePlayer().getName());
view.getTablePanel().setLeftPlayerName(
gameState.getNthNextPlayer(1).getName());
view.getTablePanel().setTopPlayerName(
gameState.getNthNextPlayer(2).getName());
view.getTablePanel().setRightPlayerName(
gameState.getNthNextPlayer(3).getName());
}
private void startTurn() {
TurnControl turnControl = new TurnControl(gameState.getActivePlayer()
.getHand(), clonedTable, view);
connections.add(turnControl.getEndOfTurnEvent().add(new IListener() {
@Override
public void handle() {
endOfTurn();
}
}));
turnControl.startTurn();
}
void deal() {
for (int i = 0; i < gameState.getPlayerCount(); i++) {
IHand hand = gameState.getNthNextPlayer(i).getHand();
for (int j = 0; j < 7; j++) {
hand.drop(gameState.getGameHeap().drawStone(), new Position(j,
0));
hand.drop(gameState.getGameHeap().drawStone(), new Position(j,
1));
}
}
}
private void endOfTurn() {
Set<Stone> tableDiff = tableDifference(gameState.getTable(),
clonedTable);
if (!tableDiff.isEmpty()) { // Player has made a move
if (clonedTable.isValid()) {
gameState.setTable(clonedTable);
if (gameState.getActivePlayer().getHand().getSize() == 0) {
win();
return;
}
} else {
gameState.getGameHeap().putBack(tableDiff);
dealPenalty(tableDiff.size());
}
} else { // Player hasn't made a move
if (clonedTable.isValid()) {
gameState.setTable(clonedTable);
}
dealStone();
}
gameState.nextPlayer();
prepareTurn();
}
static Set<Stone> tableDifference(ITable oldTable, ITable newTable) {
Set<Stone> ret = new HashSet<Stone>();
for (Pair<StoneSet, Position> entry : newTable) {
for (Stone stone : entry.getFirst()) {
ret.add(stone);
}
}
for (Pair<StoneSet, Position> entry : oldTable) {
for (Stone stone : entry.getFirst()) {
ret.remove(stone);
}
}
return ret;
}
static List<StoneSet> tableSetDifference(ITable oldTable, ITable newTable) {
List<StoneSet> ret = new ArrayList<StoneSet>();
for (Pair<StoneSet, Position> entry : newTable) {
ret.add(entry.getFirst());
}
for (Pair<StoneSet, Position> entry : oldTable) {
ret.remove(entry.getFirst());
}
return ret;
}
void dealStones(int count) {
IHand hand = gameState.getActivePlayer().getHand();
int rowCount = hand.getRowCount();
for (int i = 0; i < count; ++i) {
if (hand.getFreeRowSpace(rowCount - 1) == 0) {
rowCount++;
}
hand.drop(gameState.getGameHeap().drawStone(), new Position(
Hand.WIDTH - 1, rowCount - 1));
}
}
private void dealStone() {
dealStones(1);
}
private void dealPenalty(int count) {
dealStones(count + 3);
}
private void win() {
for (Connection c : connections) {
c.remove();
}
endRoundEvent.emit();
view.enableWinPanel(true);
}
}
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