Properly implement the Hammer item (#599)

* Properly implement the Hammer item

* Update Boo.gd

* Update LongFirebar.tscn

Scripts/Classes/Entities/Enemies/Barrel.gd

@@ -14,6 +14,10 @@ func die() -> void:
 
 func die_from_object(_node: Node2D) -> void:
 	destroy()
+	
+func die_from_hammer(_node: Node2D) -> void:
+	AudioManager.play_sfx("hammer_hit", global_position)
+	destroy()
 
 func summon_particle() -> void:
 	var node = BARREL_DESTRUCTION_PARTICLE.instantiate()

Scripts/Classes/Entities/Enemies/Boo.gd

@@ -33,7 +33,7 @@ func handle_movement(delta: float) -> void:
 
 func on_area_entered(area: Area2D) -> void:
 	if area.owner is Player:
-		if area.owner.is_invincible:
+		if area.owner.is_invincible or area.name == "HammerHitbox":
 			die()
 		else:
 			area.owner.damage()

Scripts/Classes/Entities/Enemies/BooBuddies.gd

@@ -11,7 +11,7 @@ func _physics_process(delta: float) -> void:
 		i.get_node("Sprite").scale.x = sign(get_tree().get_first_node_in_group("Players").global_position.x + 1 - i.global_position.x)
 	
 func on_area_entered(area: Area2D) -> void:
-	if area.owner is Player:
+	if area.owner is Player and area.name != "HammerHitbox":
 		area.owner.damage()
 
 func flag_die() -> void:

Scripts/Classes/Entities/Enemies/BowserFlame.gd

@@ -22,7 +22,7 @@ func flag_die() -> void:
 	queue_free()
 
 func on_area_entered(area: Area2D) -> void:
-	if area.owner is Player:
+	if area.owner is Player and area.name != "HammerHitbox":
 		area.owner.damage()
 
 func play_sfx() -> void:

Scripts/Classes/Entities/Enemies/Podoboo.gd

@@ -53,3 +53,8 @@ func flag_die() -> void:
 func die() -> void:
 	killed.emit()
 	queue_free()
+
+func die_from_hammer() -> void:
+	AudioManager.play_sfx("hammer_hit", global_position)
+	killed.emit()
+	queue_free()

Scripts/Classes/Entities/Enemy.gd

@@ -37,3 +37,12 @@ func flag_die() -> void:
 			Global.score += 500
 			if score_note_adder != null:
 				score_note_adder.spawn_note(500)
+
+func die_from_hammer(obj: Node2D) -> void:
+	var dir = sign(global_position.x - obj.global_position.x)
+	if dir == 0:
+		dir = [-1, 1].pick_random()
+	DiscoLevel.combo_amount += 1
+	AudioManager.play_sfx("hammer_hit", global_position)
+	killed.emit(dir)
+	queue_free()

Scripts/Classes/Entities/Items/Hammer.gd

@@ -21,5 +21,5 @@ func flag_die() -> void:
 	queue_free()
 
 func on_area_entered(area: Area2D) -> void:
-	if area.owner is Player:
+	if area.owner is Player and area.name != "HammerHitbox":
 		area.owner.damage()

Scripts/Classes/Entities/Objects/Explosion.gd

@@ -14,5 +14,5 @@ func on_body_entered(body: Node2D) -> void:
 
 
 func on_area_entered(area: Area2D) -> void:
-	if area.owner is Player:
+	if area.owner is Player and area.name != "HammerHitbox":
 		area.owner.damage()

Scripts/Classes/Entities/Objects/SpikeBall.gd

@@ -43,7 +43,7 @@ func on_area_entered(area: Area2D) -> void:
 		if area.owner.has_node("ShellDetection"):
 			area.owner.die_from_object(self)
 	elif area.owner is Player:
-		if area.owner.is_invincible:
+		if area.owner.is_invincible or area.name == "HammerHitbox":
 			destroy()
 		else:
 			area.owner.damage()

Scripts/Classes/Entities/Player.gd

@@ -330,6 +330,7 @@ func _process(delta: float) -> void:
 	if is_invincible:
 		DiscoLevel.combo_meter = 100
 	%Hammer.visible = has_hammer
+	%HammerHitbox.collision_layer = has_hammer
 
 func apply_gravity(delta: float) -> void:
 	if in_water or flight_meter > 0:
@@ -893,9 +894,6 @@ func hammer_get() -> void:
 	$HammerTimer.start()
 	AudioManager.set_music_override(AudioManager.MUSIC_OVERRIDES.HAMMER, 0, false)
 
-func on_hammer_area_entered(area: Area2D) -> void:
-	pass
-
 func wing_get() -> void:
 	AudioManager.set_music_override(AudioManager.MUSIC_OVERRIDES.WING, 0, false, false)
 	flight_meter = 10