more AI fixes - dont use x=0 for activated abilities

Mage.Server.Plugins/Mage.Player.AIMinimax/src/mage/player/ai/ComputerPlayer2.java

@@ -186,7 +186,10 @@ public class ComputerPlayer2 extends ComputerPlayer<ComputerPlayer2> implements
 			SimulationNode.resetCount();
 			root = new SimulationNode(null, sim, playerId);
 			logger.debug("simulating actions");
+			if (!isTestMode)
 				addActionsTimed(new FilterAbility());
+			else
+				addActions(root, new FilterAbility(), Integer.MIN_VALUE, Integer.MAX_VALUE);
 			if (root.children.size() > 0) {
 				root = root.children.get(0);
 				actions = new LinkedList<Ability>(root.abilities);
@@ -400,7 +403,7 @@ public class ComputerPlayer2 extends ComputerPlayer<ComputerPlayer2> implements
 		node.setGameValue(game.getState().getValue());
 		SimulatedPlayer currentPlayer = (SimulatedPlayer) game.getPlayer(game.getPlayerList().get());
 		boolean isSimulatedPlayer = currentPlayer.getId().equals(playerId);
-		logger.debug(indent(node.depth) + "simulating -- player " + currentPlayer.getName());
+		logger.debug(indent(node.depth) + "simulating priority -- player " + currentPlayer.getName());
 		SimulationNode bestNode = null;
 		List<Ability> allActions = currentPlayer.simulatePriority(game, filter);
 		if (logger.isDebugEnabled())
@@ -425,7 +428,7 @@ public class ComputerPlayer2 extends ComputerPlayer<ComputerPlayer2> implements
 				}
 				SimulationNode newNode = new SimulationNode(node, sim, action, currentPlayer.getId());
 				if (logger.isDebugEnabled())
-					logger.debug(indent(node.depth) + "simulating -- node #:" + SimulationNode.getCount() + " actions:" + action);
+					logger.debug(indent(newNode.depth) + "simulating -- node #:" + SimulationNode.getCount() + " actions:" + action);
 				sim.checkStateAndTriggered();
 				int val = addActions(newNode, filter, alpha, beta);
 				if (!isSimulatedPlayer) {

Mage.Server.Plugins/Mage.Player.AIMinimax/src/mage/player/ai/ComputerPlayer3.java

@@ -29,6 +29,7 @@
 package mage.player.ai;
 
 import java.util.LinkedList;
+import java.util.List;
 import java.util.UUID;
 import mage.Constants.AbilityType;
 import mage.Constants.PhaseStep;
@@ -159,8 +160,10 @@ public class ComputerPlayer3 extends ComputerPlayer2 implements Player {
 			root = new SimulationNode(null, sim, playerId);
 			logger.debug("simulating pre combat actions -----------------------------------------------------------------------------------------");
 
+			if (!isTestMode)
 				addActionsTimed(new FilterAbility());
-//			addActions(root, new FilterAbility(), maxDepth, Integer.MIN_VALUE, Integer.MAX_VALUE);
+			else
+				addActions(root, new FilterAbility(), Integer.MIN_VALUE, Integer.MAX_VALUE);
 			if (root.children.size() > 0) {
 				root = root.children.get(0);
 				actions = new LinkedList<Ability>(root.abilities);
@@ -180,8 +183,10 @@ public class ComputerPlayer3 extends ComputerPlayer2 implements Player {
 			SimulationNode.resetCount();
 			root = new SimulationNode(null, sim, playerId);
 			logger.debug("simulating post combat actions ----------------------------------------------------------------------------------------");
+			if (!isTestMode)
 				addActionsTimed(new FilterAbility());
-//			addActions(root, new FilterAbility(), maxDepth, Integer.MIN_VALUE, Integer.MAX_VALUE);
+			else
+				addActions(root, new FilterAbility(), Integer.MIN_VALUE, Integer.MAX_VALUE);
 			if (root.children.size() > 0) {
 				root = root.children.get(0);
 				actions = new LinkedList<Ability>(root.abilities);
@@ -291,7 +296,6 @@ public class ComputerPlayer3 extends ComputerPlayer2 implements Player {
 					}
 				}
 				else if (!counter) {
-					simulateToEnd(game);
 					val = simulatePostCombatMain(game, node, alpha, beta);
 				}
 			}
@@ -329,7 +333,8 @@ public class ComputerPlayer3 extends ComputerPlayer2 implements Player {
 
 		if (logger.isDebugEnabled())
 			logger.debug(indent(node.depth) + attacker.getName() + "'s possible attackers: " + attacker.getAvailableAttackers(game));
-		for (Combat engagement: attacker.addAttackers(game)) {
+		List<Combat> engagements = attacker.addAttackers(game);
+		for (Combat engagement: engagements) {
 			if (alpha >= beta) {
 				logger.debug(indent(node.depth) + "simulating -- pruning attackers");
 				break;
@@ -464,6 +469,7 @@ public class ComputerPlayer3 extends ComputerPlayer2 implements Player {
 		}
 		Integer val = null;
 		if (!game.isGameOver()) {
+			logger.debug(indent(node.depth) + "simulating -- ending turn");
 			simulateToEnd(game);
 			game.getState().setActivePlayerId(game.getState().getPlayerList(game.getActivePlayerId()).getNext());
 			logger.debug(indent(node.depth) + "simulating -- counter attack for player " + game.getPlayer(game.getActivePlayerId()).getName());
@@ -474,6 +480,7 @@ public class ComputerPlayer3 extends ComputerPlayer2 implements Player {
 				simulateStep(game, new DrawStep());
 				game.getPhase().endPhase(game, game.getActivePlayerId());
 			}
+			//TODO: calculate opponent actions before combat
 			val = simulateCombat(game, node, alpha, beta, true);
 			if (logger.isDebugEnabled())
 				logger.debug(indent(node.depth) + "returning -- counter attack score: " + val + " depth:" + node.depth + " for player:" + game.getPlayer(node.getPlayerId()).getName());

Mage.Server.Plugins/Mage.Player.AIMinimax/src/mage/player/ai/SimulatedPlayer.java

@@ -37,6 +37,7 @@ import java.util.Map;
 import java.util.UUID;
 import java.util.concurrent.ConcurrentLinkedQueue;
 import mage.abilities.Ability;
+import mage.abilities.SpellAbility;
 import mage.abilities.TriggeredAbility;
 import mage.abilities.common.PassAbility;
 import mage.abilities.costs.mana.GenericManaCost;
@@ -147,7 +148,15 @@ public class SimulatedPlayer extends ComputerPlayer<SimulatedPlayer> {
 	//add a generic mana cost for each amount possible
 	protected void simulateVariableCosts(Ability ability, Game game) {
 		int numAvailable = getAvailableManaProducers(game).size();
-		for (int i = 0; i < numAvailable; i++) {
+		int start = 0;
+		if (!(ability instanceof SpellAbility)) {
+			//only use x=0 on spell abilities
+			if (numAvailable == 0)
+				return;
+			else
+				start = 1;
+		}
+		for (int i = start; i < numAvailable; i++) {
 			Ability newAbility = ability.copy();
 			newAbility.addManaCost(new GenericManaCost(i));
 			allActions.add(newAbility);