added the game

Scripts/Classes/Entities/Items/SpinningRedCoin.gd

@@ -0,0 +1,28 @@
+extends Node2D
+
+var velocity := Vector2(0, -300)
+
+var id := 0
+
+const collection_sounds := [preload("uid://drr1qqeuhmv6m"), preload("uid://de1tktivtggdv"), preload("uid://cdtlca36qsba5"), preload("uid://dd47k4c5sypwp"), preload("uid://chi2nogc2op4i")]
+
+var already_collected := false
+
+func _ready() -> void:
+	already_collected = ChallengeModeHandler.is_coin_collected(id)
+	if already_collected == false:
+		ChallengeModeHandler.red_coins += 1
+		AudioManager.play_sfx(collection_sounds[ChallengeModeHandler.red_coins - 1], global_position)
+	else:
+		set_visibility_layer_bit(0, false)
+		AudioManager.play_sfx("coin", global_position, 2)
+		$Sprite.play("Collected")
+	Global.score += 200
+	ChallengeModeHandler.set_value(id, true)
+
+func _physics_process(delta: float) -> void:
+	global_position += velocity * delta
+	velocity.y += (15 / delta) * delta
+
+func vanish() -> void:
+	queue_free()