added the game

Scripts/Classes/Entities/Enemies/KoopaTroopa.gd

@@ -0,0 +1,76 @@
+extends Enemy
+
+const MOVE_SPEED := 32
+@export var winged := false
+@export_file("*.tscn") var shell_scene = ""
+
+@onready var starting_position := global_position
+
+var fly_wave := PI
+
+var dead := false
+
+func _ready() -> void:
+	if has_meta("fly_2"):
+		fly_wave = 0
+
+func _physics_process(delta: float) -> void:
+	if winged and (has_meta("is_red") or has_meta("fly_2")):
+		handle_fly_movement(delta)
+	else:
+		$BasicEnemyMovement.bounce_on_land = winged
+		$BasicEnemyMovement.handle_movement(delta)
+	$Sprite.play("Walk")
+	%Wing.visible = winged
+	$Sprite.scale.x = direction
+
+func handle_fly_movement(delta: float) -> void:
+	velocity = Vector2.ZERO
+	fly_wave += delta
+	var old_x = global_position.x
+	if has_meta("fly_2"):
+		global_position.x = starting_position.x + (cos(fly_wave) * 48) - 48
+		global_position.y = starting_position.y + (sin(fly_wave * 4) * 2)
+		direction = sign(global_position.x - old_x + 0.001)
+	else:
+		global_position.y = starting_position.y + (cos(fly_wave) * 48) + 48
+
+func stomped_on(player: Player) -> void:
+	if dead:
+		return
+	player.enemy_bounce_off()
+	AudioManager.play_sfx("enemy_stomp", global_position)
+	if winged:
+		DiscoLevel.combo_meter = 100
+		DiscoLevel.combo_amount += 1
+		velocity.y = 0
+		winged = false
+		var direction_to_change = sign(player.global_position.x - global_position.x)
+		if direction_to_change != 0:
+			direction = direction_to_change
+		return
+	dead = true
+	await get_tree().physics_frame
+	summon_shell(not is_on_floor(), false)
+	queue_free()
+
+func block_bounced() -> void:
+	summon_shell(true, true)
+	queue_free()
+
+func summon_shell(flipped := false, launch := false) -> void:
+	if is_queued_for_deletion():
+		return
+	DiscoLevel.combo_amount += 1
+	var shell = load(shell_scene).instantiate()
+	shell.flipped = flipped
+	shell.old_entity = self.duplicate()
+	if launch:
+		AudioManager.play_sfx("kick", global_position)
+		shell.can_air_kick = true
+		shell.velocity = Vector2(50 * direction, -150)
+	shell.global_position = global_position
+	if $TrackJoint.is_attached:
+		get_parent().owner.add_sibling(shell)
+	else:
+		add_sibling(shell)