Convert apply attribute functions to promises

src/battle-phases.ts

@@ -1739,14 +1739,16 @@ export class MoveEffectPhase extends PokemonPhase {
                       }
                       Utils.executeIf(!isProtected && !chargeEffect, () => applyFilteredMoveAttrs((attr: MoveAttr) => attr instanceof MoveEffectAttr && (attr as MoveEffectAttr).trigger === MoveEffectTrigger.HIT,
                         user, target, this.move.getMove()).then(() => {
-                          if (!target.isFainted()) {
-                            applyPostDefendAbAttrs(PostDefendAbAttr, target, user, this.move, hitResult);
+                          return Utils.executeIf(!target.isFainted(), () => applyPostDefendAbAttrs(PostDefendAbAttr, target, user, this.move, hitResult).then(() => {
                             if (!user.isPlayer() && this.move instanceof AttackMove)
                               user.scene.applyModifiers(EnemyAttackStatusEffectChanceModifier, false, target);
-                          }
-                          applyPostAttackAbAttrs(PostAttackAbAttr, user, target, this.move, hitResult);
-                          if (this.move instanceof AttackMove)
-                            this.scene.applyModifiers(ContactHeldItemTransferChanceModifier, this.player, user, target.getFieldIndex());
+                          })).then(() => {
+                            applyPostAttackAbAttrs(PostAttackAbAttr, user, target, this.move, hitResult).then(() => {
+                              if (this.move instanceof AttackMove)
+                                this.scene.applyModifiers(ContactHeldItemTransferChanceModifier, this.player, user, target.getFieldIndex());
+                              resolve();
+                            });
+                          });
                         })
                       ).then(() => resolve());
                     });
@@ -1894,6 +1896,8 @@ export class ShowAbilityPhase extends PokemonPhase {
   }
 
   start() {
+    super.start();
+
     this.scene.abilityBar.showAbility(this.getPokemon());
 
     this.end();