extends SceneTree

var failures: Array[String] = []


func _init() -> void:
	var conductor_script: Script = load("res://scenes/rhythm/rhythm_conductor.gd")
	if conductor_script == null:
		push_error("Could not load rhythm_conductor.gd")
		quit(1)
		return
	var conductor: Node = conductor_script.new()
	conductor.set("bpm", 120.0)
	conductor.set("perfect_window", 0.060)
	conductor.set("good_window", 0.120)
	conductor.set("bad_window", 0.200)
	conductor.set("beat_offset", 0.0)
	conductor.call("_ready")
	
	_expect_rating(conductor, 1.000, "perfect", "exact beat")
	_expect_rating(conductor, 1.055, "perfect", "55ms from beat")
	_expect_rating(conductor, 1.095, "good", "95ms from beat")
	_expect_rating(conductor, 1.170, "bad", "170ms from beat")
	_expect_rating(conductor, 1.240, "miss", "240ms from beat")
	
	conductor.free()
	
	if failures.is_empty():
		print("PASS rhythm conductor")
		quit(0)
	else:
		for failure: String in failures:
			push_error(failure)
		quit(1)


func _expect_rating(conductor: Node, time_seconds: float, expected: String, label: String) -> void:
	var rating: Dictionary = conductor.call("get_rating_for_time", time_seconds)
	var actual: String = str(rating.get("label", ""))
	if actual != expected:
		failures.append("%s: expected %s, got %s" % [label, expected, actual])