Mp3 player updates track list on equip

src/equipment/mp3_player/mp3_player.gd

@@ -27,6 +27,10 @@ func fire() -> void:
 		mp3_controller.select()
 
 
+func on_equip() -> void:
+	_rebuild_track_list()
+
+
 func switch_mode() -> void:
 	rumbler.intensity = SMALL_RUMBLE
 	mp3_controller.cancel()
@@ -38,6 +42,10 @@ func _physics_process(delta: float) -> void:
 
 
 func _on_mp3_collected(_track: MP3Track) -> void:
+	_rebuild_track_list()
+
+
+func _rebuild_track_list() -> void:
 	# TODO we may want to dynamically build the player tracklist
 	# rather than rebuilding the whole thing each time a track is collected
 	var mp3_list: Array[String] = []

src/equipment/tool.gd

@@ -34,6 +34,11 @@ func idle() -> void:
 	_idle()
 
 
+## Called when this tool is equipped.
+func on_equip() -> void:
+	pass
+
+
 ## Is this tool available to the player?
 func unlocked() -> bool:
 	return true

src/player/tool_mount.gd

@@ -28,6 +28,7 @@ func set_active(tool: Tool, force: bool = false) -> void:
 		# TODO unequip animation?
 	_active = tool
 	_active.visible = true
+	_active.on_equip()
 	# TODO equip animation?
 
 

src/ui/menus/debug_menu/debug_menu.gd

@@ -25,6 +25,7 @@ func _ready() -> void:
 			mp3_player.set_pressed_no_signal(World.instance.manager.mp3_player_unlocked)
 			toothbrush.set_pressed_no_signal(World.instance.manager.toothbrush_unlocked)
 			stickers.set_pressed_no_signal(World.instance.manager.stickers_unlocked)
+			_build_track_list()
 
 
 func _build_track_list() -> void: