added first theme progress and switched all files to use static typing

ui/battle_ui/battle_ui.gd

@@ -1,23 +1,25 @@
 extends Control
 
-var move_button = preload("res://ui/battle_ui/battle_move_button.tscn")
+@onready var battle_moves_menu: VBoxContainer = %BattleMovesMenu
+
+var move_button: PackedScene = preload("res://ui/battle_ui/battle_move_button.tscn")
 
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
 	self.visible = false
-	for i in range(4):
-		var button = move_button.instantiate()
-		%BattleMovesMenu.add_child(button)
+	for i: int in range(4):
+		var button: Node = move_button.instantiate()
+		battle_moves_menu.add_child(button)
 
 func update() -> void:
-	var player = Utils.get_player()
-	var player_fighter = SaveManager.current_save.party[0] as MonsterData
-	
+	var player: Node3D = Utils.get_player()
+	var player_fighter: MonsterData = SaveManager.current_save.party[0] as MonsterData
+
 	%PartyFighterLevel.text = "Lv. %s" % str(player_fighter.level)
 	%PartyFighterName.text = player_fighter.nickname if not player_fighter.nickname.is_empty() else player_fighter.name
 	%PartyFighterHealthbar.max_value = player_fighter.health
 	%PartyFighterHealthbar.value = player_fighter.current_health
-	
+
 	%EnemyMonsterLevel.text = "Lv. %s" % player.enemy.data.level
 	%EnemyMonsterName.text = player.enemy.data.name
 	%EnemyMonsterHealthbar.max_value = player.enemy.data.health
@@ -30,3 +32,16 @@ func _on_battle_button_pressed() -> void:
 
 func set_message(msg: String) -> void:
 	%Message.text = msg
+
+
+func disable() -> void:
+	%BattleButton.disabled = true
+	%PartyButton.disabled = true
+	%ItemsButton.disabled = true
+	%RunButton.disabled = true
+
+func enable() -> void:
+	%BattleButton.disabled = false
+	%PartyButton.disabled = false
+	%ItemsButton.disabled = false
+	%RunButton.disabled = false