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[troll.git] / src / main / java / com / codingame / game / Model.java

diff --git a/src/main/java/com/codingame/game/Model.java b/src/main/java/com/codingame/game/Model.java
index b98de7d..00701d1 100644 (file)
--- a/src/main/java/com/codingame/game/Model.java
+++ b/src/main/java/com/codingame/game/Model.java
@@ -1,10 +1,172 @@
 package com.codingame.game;
 
 import java.util.Random;
 package com.codingame.game;
 
 import java.util.Random;

+import java.util.Properties;
+
+import com.codingame.gameengine.core.GameManager;
+import com.codingame.gameengine.core.MultiplayerGameManager;
+import com.google.inject.Inject;

 
 class Model {
 
 class Model {

+    @Inject private MultiplayerGameManager<com.codingame.game.Player> gameManager;

     Random random;
     int roadLength;
     int initialStones;
     int trollPosition;
     Random random;
     int roadLength;
     int initialStones;
     int trollPosition;

+    Player p0, p1;
+
+    class Player {
+        com.codingame.game.Player gp;
+        int index;
+
+        Player(int i) { index = i; }
+
+        private int castlePosition;
+        public int getCastlePosition() { return castlePosition; }
+        public void setCastlePosition(int pos) { castlePosition = pos; }
+
+        private int multiplier;
+        public int getMultiplier() { return multiplier; }
+        public void setMultiplier(int m) { multiplier = m; }
+
+        class FailedToThrowStonesAndShouldHave extends Exception {}
+        class ThrewMoreStonesThanHad extends Exception {}
+
+        private int stones;
+        public int getStones() { return stones; }
+        public void consumeStones(int n)
+            throws ThrewMoreStonesThanHad,
+                   FailedToThrowStonesAndShouldHave
+        {
+            if (n > stones) {
+                throw new ThrewMoreStonesThanHad();
+            }
+            if (n == 0 && stones > 0) {
+                throw new FailedToThrowStonesAndShouldHave();
+            }
+            setStones(stones - n);
+        }
+        public int consumeMaxStones() {
+            int r = stones;
+            stones = 0;
+            return r;
+        }
+        public int consumeMinStones() {
+            if (stones < 1) {
+                throw new Error("Internal error: tried to consume min stones on an empty heap.");
+            }
+            stones--;
+            return 1;
+        }
+        public void setStones(int n) {
+            stones = n;
+        }
+        public int getOppStones() {
+            return p0.stones + p1.stones - stones;
+        }
+
+        public void adjustScore(int trollPosition) {
+            gp.setScore(Math.abs(castlePosition - trollPosition));
+        }
+
+        public int getTrollDistance() {
+            return Math.abs(castlePosition - trollPosition);
+        }
+    }
+
+    void init(long seed) {
+        random = new Random(seed);
+        switch (random.nextInt(4)) {
+        case 0:
+            roadLength = 6;
+            initialStones = 15;
+            break;
+        case 1:
+            roadLength = 6;
+            initialStones = 30;
+            break;
+        case 2:
+            roadLength = 14;
+            initialStones = 30;
+            break;
+        case 3:
+            roadLength = 14;
+            initialStones = 50;
+            break;
+        }
+
+        Properties ps = gameManager.getGameParameters();
+        String buf = ps.getProperty("roadLength");
+        if (buf != null) {
+            try {
+                int i = Integer.parseInt(buf);
+                if (i < 0 || i > 20 || (i & 1) != 0) {
+                    gameManager.addToGameSummary(GameManager.formatErrorMessage("Ignoring invalid road length: " + buf));
+                }
+                else {
+                    roadLength = i;
+                    gameManager.addToGameSummary("Road length overridden to " + i);
+                }
+            }
+            catch(NumberFormatException e) {
+                gameManager.addToGameSummary(GameManager.formatErrorMessage("Ill-formed road length: " + buf));
+            }
+        }
+        ps.setProperty("roadLength", new Integer(roadLength).toString());
+
+        buf = ps.getProperty("initialStones");
+        if (buf != null) {
+            try {
+                int i = Integer.parseInt(buf);
+                if (i > 50) {
+                    gameManager.addToGameSummary(GameManager.formatErrorMessage("Ignoring invalid initial stone count: " + buf));
+                }
+                else {
+                    initialStones = i;
+                    gameManager.addToGameSummary("Initial stone count overridden to " + buf);
+                }
+            }
+            catch (NumberFormatException e) {
+                gameManager.addToGameSummary(GameManager.formatErrorMessage("Ill-formed initial stone count: " + buf));
+            }
+        }
+        ps.setProperty("initialStones", new Integer(initialStones).toString());
+
+        trollPosition = roadLength / 2;
+
+        p0 = new Player(0);
+        p0.gp = gameManager.getPlayer(0);
+        p0.setCastlePosition(0);
+        p0.setMultiplier(1);
+        p0.adjustScore(trollPosition);
+        p0.setStones(initialStones);
+
+        p1 = new Player(1);
+        p1.gp = gameManager.getPlayer(1);
+        p1.setCastlePosition(roadLength);
+        p1.setMultiplier(-1);
+        p1.adjustScore(trollPosition);
+        p1.setStones(initialStones);
+    }
+
+    private int winner;
+    boolean haveWinner() {
+        if (trollPosition == 0) {
+            winner = 1;
+            return true;
+        }
+        else if (trollPosition == roadLength) {
+            winner = 0;
+            return true;
+        }
+        else {
+            return false;
+        }
+    }
+    int getWinner() { return winner; }
+    int getLoser() { return 1 - winner; }
+
+    boolean exhausted() {
+        return p0.getStones() <= 0 && p1.getStones() <= 0;
+    }

 }
 }