src/main/java/com/codingame/game/Referee.java

   1 package com.codingame.game;
   2
   3 import java.util.ArrayList;
   4 import java.util.Collections;
   5 import java.util.List;
   6 import java.util.Random;
   7
   8 import com.codingame.gameengine.core.AbstractPlayer.TimeoutException;
   9 import com.codingame.gameengine.core.AbstractReferee;
  10 import com.codingame.gameengine.core.GameManager;
  11 import com.codingame.gameengine.core.MultiplayerGameManager;
  12 import com.codingame.gameengine.module.entities.GraphicEntityModule;
  13 import com.codingame.gameengine.module.entities.Rectangle;
  14 import com.codingame.gameengine.module.entities.Sprite;
  15 import com.codingame.gameengine.module.entities.Text;
  16 import com.codingame.gameengine.module.entities.Curve;
  17 import com.google.inject.Inject;
  18 import com.google.inject.Provider;
  19
  20 public class Referee extends AbstractReferee {
  21     @Inject private MultiplayerGameManager<Player> gameManager;
  22     @Inject private GraphicEntityModule graphicEntityModule;
  23
  24     @Inject private View view;
  25     @Inject private Model model;
  26
  27     @Override
  28     public void init() {
  29         model.init(gameManager.getSeed());
  30         gameManager.getPlayer(0).model = model.p0;
  31         gameManager.getPlayer(1).model = model.p1;
  32
  33         for (Player p: gameManager.getPlayers()) {
  34             p.gameInit(model.roadLength, model.initialStones);
  35         }
  36
  37         view.init(model);
  38         gameManager.getPlayer(0).view = view.p0;
  39         gameManager.getPlayer(1).view = view.p1;
  40         gameManager.setFrameDuration(2000);
  41     }
  42
  43     private void disqualify(Player player, String popup, String message) {
  44         player.deactivate(player.getNicknameToken() + " " + popup);
  45         gameManager.addToGameSummary(GameManager.formatErrorMessage(player.getNicknameToken() + " " + message));
  46         player.setScore(-1);
  47     }
  48
  49     @Override
  50     public void gameTurn(int turn) {
  51         // System.err.println("Starting turn " + turn);
  52
  53         view.startTurn();
  54
  55         for (Player player : gameManager.getActivePlayers()) {
  56             player.sendGameTurn();
  57         }
  58         // SDK @#%^&! arbitrary sequence point: last input < first output
  59
  60         /* Parse player actions and decide basic disqualifications.
  61          * Display their optional message right now: if their action
  62          * is ill-formed it could help them debug.  Or shame them, at
  63          * least.
  64          */
  65         boolean disqual = false;
  66         for (Player player : gameManager.getActivePlayers()) {
  67             player.receiveGameTurn();
  68             switch (player.type) {
  69             case Timeout:
  70                 disqualify(player, "T/O", "timed out!");
  71                 disqual = true;
  72                 break;
  73             case Invalid:
  74                 disqualify(player, "INVALID", "provided an ill-formed action");
  75                 disqual = true;
  76                 break;
  77             case Throw:
  78                 try { player.model.consumeStones(player.stoneThrow); }
  79                 catch (Model.Player.ThrewMoreStonesThanHad e) {
  80                     if (model.random.nextInt(10) > 0) {
  81                         gameManager.addToGameSummary(GameManager.formatErrorMessage(player.getNicknameToken() + " tried to throw more stones than they had.  I'll let it slide for this time.  (But not let them throw that much!)"));
  82                         player.stoneThrow = player.model.consumeMaxStones();
  83                     }
  84                     else {
  85                         disqualify(player, "ILLEGAL", "tried to throw more stones than they had.  They went into debt trying to provide.  The economy tanked, recession and famine ensued; even the troll wouldn't have wanted to bash them anymore.  But that's no victory.");
  86                         disqual = true;
  87                     }
  88                 }
  89                 catch (Model.Player.FailedToThrowStonesAndShouldHave e) {
  90                     if (model.random.nextInt(10) > 0) {
  91                         gameManager.addToGameSummary(GameManager.formatErrorMessage(player.getNicknameToken() + " tried not throwing any stones.  Fixing that for them because I'm in a good mood today."));
  92                         player.stoneThrow = player.model.consumeMinStones();
  93                     }
  94                     else {
  95                         disqualify(player, "ILLEGAL", "tried not throwing any stones.  They were then eaten by a grue.");
  96                         disqual = true;
  97                     }
  98                 }
  99                 break;
 100             }
 101             player.view.displayMessage(player.messageString);
 102         }
 103
 104         /* Update game model and view.
 105          *
 106          * As a special case, the "cheater" (sending out negative
 107          * stones) handling is deferred here because we need to update
 108          * its view for it to be funny.  In the end, they're still
 109          * disqualified.
 110          *
 111          * Gather other game end scenarios (actual victory or stone
 112          * exhaustion).
 113          */
 114         int delta = 0;
 115         boolean victory = false;
 116         boolean exhausted = false;
 117         if (! disqual) {
 118             for (Player player : gameManager.getActivePlayers()) {
 119                 gameManager.addToGameSummary(String.format("%s throws %d stone%s at the troll.", player.getNicknameToken(), player.stoneThrow, player.stoneThrow == 1 ? "" : "s"));
 120                 delta += player.model.getMultiplier() * player.stoneThrow;
 121
 122                 if (player.stoneThrow < 0) {
 123                     disqualify(player, "CHEAT", "cheated.  Banning account.");
 124                     disqual = true;
 125                 }
 126                 else if (player.stoneThrow > 0) {
 127                     player.view.animateStones(player.stoneThrow);
 128                     player.view.updateStoneCounter();
 129                 }
 130             }
 131
 132             /* If a player cheated, delta is unusable as is.
 133              * (Consider the case the player on the right sent
 134              * INT_MIN.  INT_MIN * (-1) = INT_MIN, so that player
 135              * would both glean the stones *and* push the troll away.
 136              * It would be unfair to have a cheating player "win"
 137              * (earn the opponent castle destruction animation) this
 138              * way.
 139              */
 140             boolean cheat0 = gameManager.getPlayer(0).stoneThrow < 0;
 141             boolean cheat1 = gameManager.getPlayer(1).stoneThrow < 0;
 142             if (cheat0 && cheat1); // here we can actually keep delta's value
 143             else if (cheat0) delta = -1;
 144             else if (cheat1) delta =  1;
 145
 146             if (delta > 0) {
 147                 gameManager.addToGameSummary("Troll walks right.");
 148                 model.trollPosition++;
 149             }
 150             else if (delta < 0) {
 151                 gameManager.addToGameSummary("Troll walks left.");
 152                 model.trollPosition--;
 153             }
 154             else {
 155                 gameManager.addToGameSummary("Troll stands still.");
 156                 // XXX animate
 157             }
 158             view.moveTroll();
 159
 160             for (Player player : gameManager.getActivePlayers()) {
 161                 player.model.adjustScore(model.trollPosition);
 162             }
 163
 164             if (model.haveWinner()) {
 165                 int loser = model.getLoser();
 166                 gameManager.addToGameSummary(GameManager.formatErrorMessage("Troll destroys " + gameManager.getPlayer(loser).getNicknameToken()) + ".");
 167                 gameManager.getPlayer(loser).view.destroy();
 168                 victory = true;
 169             }
 170             else if (model.exhausted()) exhausted = true;
 171         }
 172
 173         if (disqual || victory || exhausted) endGame();
 174     }
 175
 176     private void endGame() {
 177         gameManager.endGame();
 178
 179         Player p0 = gameManager.getPlayer(0);
 180         Player p1 = gameManager.getPlayer(1);
 181
 182         int s0 = p0.getScore();
 183         int s1 = p1.getScore();
 184
 185         if (s0 > s1) {
 186             gameManager.addToGameSummary(GameManager.formatSuccessMessage(p0.getNicknameToken() + " wins."));
 187             p1.view.markLoser();
 188         }
 189         else if (s0 < s1) {
 190             gameManager.addToGameSummary(GameManager.formatSuccessMessage(p1.getNicknameToken() + " wins."));
 191             p0.view.markLoser();
 192         }
 193         else if (s0 < 0) {
 194             gameManager.addToGameSummary(GameManager.formatErrorMessage("Everybody loses!"));
 195             p0.view.markLoser();
 196             p1.view.markLoser();
 197         }
 198         else {
 199             gameManager.addToGameSummary("Draw.");
 200         }
 201     }
 202 }