v1.3.0: all mobs now remember their enemy through save/load

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/Actor.java

@@ -186,6 +186,11 @@ public abstract class Actor implements Bundlable {
 			add( mob );
 		}
 
+		//mobs need to remember their targets after every actor is added
+		for (Mob mob : Dungeon.level.mobs) {
+			mob.restoreEnemy();
+		}
+		
 		for (Blob blob : Dungeon.level.blobs.values()) {
 			add( blob );
 		}

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/GreatCrab.java

@@ -70,7 +70,6 @@ public class GreatCrab extends Crab {
 
 	@Override
 	public void damage( int dmg, Object src ){
-		if (enemy == null) enemy = chooseEnemy();
 		//crab blocks all wand damage from the hero if it sees them.
 		//Direct damage is negated, but add-on effects and environmental effects go through as normal.
 		if (enemySeen
@@ -89,7 +88,6 @@ public class GreatCrab extends Crab {
 
 	@Override
 	public int defenseSkill( Char enemy ) {
-		if (this.enemy == null) this.enemy = chooseEnemy();
 		//crab blocks all melee attacks from its current target
 		if (enemySeen
 				&& state != SLEEPING

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Mob.java

@@ -109,6 +109,7 @@ public abstract class Mob extends Char {
 	public int maxLvl = Hero.MAX_LEVEL;
 	
 	protected Char enemy;
+	protected int enemyID = -1; //used for save/restore
 	protected boolean enemySeen;
 	protected boolean alerted = false;
 
@@ -119,6 +120,8 @@ public abstract class Mob extends Char {
 	private static final String TARGET	= "target";
 	private static final String MAX_LVL	= "max_lvl";
 
+	private static final String ENEMY_ID	= "enemy_id";
+	
 	@Override
 	public void storeInBundle( Bundle bundle ) {
 		
@@ -138,6 +141,10 @@ public abstract class Mob extends Char {
 		bundle.put( SEEN, enemySeen );
 		bundle.put( TARGET, target );
 		bundle.put( MAX_LVL, maxLvl );
+
+		if (enemy != null) {
+			bundle.put(ENEMY_ID, enemy.id() );
+		}
 	}
 	
 	@Override
@@ -163,6 +170,15 @@ public abstract class Mob extends Char {
 		target = bundle.getInt( TARGET );
 
 		if (bundle.contains(MAX_LVL)) maxLvl = bundle.getInt(MAX_LVL);
+
+		if (bundle.contains(ENEMY_ID)) {
+			enemyID = bundle.getInt(ENEMY_ID);
+		}
+	}
+
+	//mobs need to remember their targets after every actor is added
+	public void restoreEnemy(){
+		if (enemyID != -1 && enemy == null) enemy = (Char)Actor.findById(enemyID);
 	}
 	
 	public CharSprite sprite() {