added the game

Scripts/Classes/Entities/Items/RedCoin.gd

@@ -0,0 +1,33 @@
+extends Node2D
+
+@export var id := 0
+var already_collected := false
+const COLLECTION_SFXS := [preload("uid://drr1qqeuhmv6m"), preload("uid://de1tktivtggdv"), preload("uid://cdtlca36qsba5"), preload("uid://dd47k4c5sypwp"), preload("uid://chi2nogc2op4i")]
+const SPINNING_RED_COIN = preload("res://Scenes/Prefabs/Entities/Items/SpinningRedCoin.tscn")
+
+
+func _ready() -> void:
+	if ChallengeModeHandler.is_coin_collected(id):
+		already_collected = true
+		$Sprite.play("Collected")
+		set_visibility_layer_bit(0, false)
+
+func on_player_entered(_player: Player) -> void:
+	collected()
+
+func collected() -> void:
+	if already_collected:
+		AudioManager.play_sfx("coin", global_position, 2)
+	else:
+		AudioManager.play_sfx(COLLECTION_SFXS[ChallengeModeHandler.red_coins], global_position)
+		ChallengeModeHandler.red_coins += 1
+	Global.score += 200
+	ChallengeModeHandler.set_value(id, true)
+	queue_free()
+
+func summon_bounced_coin() -> void:
+	var node = SPINNING_RED_COIN.instantiate()
+	node.id = id
+	node.global_position = global_position + Vector2(0, 8)
+	add_sibling(node)
+	queue_free()