From fd7ba6520337e05af098611de317a9c4f70b0f5d Mon Sep 17 00:00:00 2001
From: Agetian <stavdev@mail.ru>
Date: Sat, 16 Sep 2017 15:29:42 +0000
Subject: [PATCH] - Improved the AI detecting whether the attacking creature
 would be destroyed by blockers when it has first strike or double strike
 (fixes e.g. a useless power pump vs. a first striker).

---
 forge-ai/src/main/java/forge/ai/ComputerUtilCombat.java | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/forge-ai/src/main/java/forge/ai/ComputerUtilCombat.java b/forge-ai/src/main/java/forge/ai/ComputerUtilCombat.java
index b12fbd86cd9..a9d556246ea 100644
--- a/forge-ai/src/main/java/forge/ai/ComputerUtilCombat.java
+++ b/forge-ai/src/main/java/forge/ai/ComputerUtilCombat.java
@@ -689,12 +689,21 @@ public class ComputerUtilCombat {
      */
     public static boolean attackerWouldBeDestroyed(Player ai, final Card attacker, Combat combat) {
         final List<Card> blockers = combat.getBlockers(attacker);
+        int firstStrikeBlockerDmg = 0;
 
         for (final Card defender : blockers) {
             if (ComputerUtilCombat.canDestroyAttacker(ai, attacker, defender, combat, true)
                     && !(defender.hasKeyword("Wither") || defender.hasKeyword("Infect"))) {
                 return true;
             }
+            if (defender.hasKeyword("First Strike") || defender.hasKeyword("Double Strike")) {
+                firstStrikeBlockerDmg += defender.getNetCombatDamage();
+            }
+        }
+
+        // Consider first strike and double strike
+        if (attacker.hasKeyword("First Strike") || attacker.hasKeyword("Double Strike")) {
+            return firstStrikeBlockerDmg >= ComputerUtilCombat.getDamageToKill(attacker);
         }
 
         return ComputerUtilCombat.totalDamageOfBlockers(attacker, blockers) >= ComputerUtilCombat.getDamageToKill(attacker);