enhance: battle simulate name refactor and next boolean when selecting attacker

src/main/java/edu/ntnu/idatt2001/carljgu/battle/Battle.java

@@ -96,30 +96,29 @@ public class Battle {
     public Army simulate() {
         if (winner != null) throw new UnsupportedOperationException("Simulation has already been run");
         while (armyOne.hasUnits() && armyTwo.hasUnits()) {
-            Army attackingArmy;
-            Army defendingArmy;
+            Army initialAttackingArmy;
+            Army initialDefendingArmy;
 
-            int index = new Random().nextInt(2);
-            if (index == 0) {
-                attackingArmy = armyOne;
-                defendingArmy = armyTwo;
+            if (new Random().nextBoolean()) {
+                initialAttackingArmy = armyOne;
+                initialDefendingArmy = armyTwo;
             } else {
-                attackingArmy = armyTwo;
-                defendingArmy = armyOne;
+                initialAttackingArmy = armyTwo;
+                initialDefendingArmy = armyOne;
             }
 
-            Unit attacker = attackingArmy.getRandom();
-            Unit defender = defendingArmy.getRandom();
+            Unit initialAttacker = initialAttackingArmy.getRandom();
+            Unit initialDefender = initialDefendingArmy.getRandom();
 
-            int damageDealt = attacker.attack(defender, terrain);
-            attackLog.add(attackStringRepresentation(damageDealt, attacker, defender, attackingArmy, defendingArmy));
-            if (defender.getHealth() <= 0) {
-                defendingArmy.remove(defender);
+            int damageDealt = initialAttacker.attack(initialDefender, terrain);
+            attackLog.add(attackStringRepresentation(damageDealt, initialAttacker, initialDefender, initialAttackingArmy, initialDefendingArmy));
+            if (initialDefender.getHealth() <= 0) {
+                initialDefendingArmy.remove(initialDefender);
             } else {
-                damageDealt = defender.attack(attacker, terrain);
-                attackLog.add(attackStringRepresentation(damageDealt, defender, attacker, defendingArmy, attackingArmy));
-                if (attacker.getHealth() <= 0)
-                    attackingArmy.remove(attacker);
+                damageDealt = initialDefender.attack(initialAttacker, terrain);
+                attackLog.add(attackStringRepresentation(damageDealt, initialDefender, initialAttacker, initialDefendingArmy, initialAttackingArmy));
+                if (initialAttacker.getHealth() <= 0)
+                    initialAttackingArmy.remove(initialAttacker);
 
             }
         }