added entire game (cuz it didnt use git before)

scripts/key_sequence.gd

@@ -0,0 +1,105 @@
+extends Panel
+
+
+enum Directions {
+	UP,
+	DOWN,
+	LEFT,
+	RIGHT
+}
+
+
+var arrow = preload("res://assets/sprites/arrow.png")
+var arrow_completed = preload("res://assets/sprites/arrow_green.png")
+@onready var sequence: Array[Directions] = []
+@onready var completed: Array[bool] = []
+
+var arrow_el: TextureRect
+
+
+func _ready():
+	arrow_el = TextureRect.new()
+	
+	arrow_el.size = Vector2(40.0, 40.0)
+	arrow_el.pivot_offset = arrow_el.size / 2
+	arrow_el.texture = arrow
+	arrow_el.expand_mode = TextureRect.EXPAND_FIT_WIDTH_PROPORTIONAL
+
+
+func set_sequence(new_sequence: Array[Directions]):
+	sequence = new_sequence
+	reset_completed()
+	render_sequence()
+
+
+func add_to_sequence(direction: Directions):
+	sequence.append(direction)
+	render_sequence()
+
+
+func reset_sequence():
+	sequence = []
+	reset_sequence_render()
+
+
+func reset_sequence_render():
+	for el in self.get_children():
+		self.remove_child(el)
+
+
+func render_sequence():
+	reset_sequence_render()
+	
+	for i in range(sequence.size()):
+		var dir = sequence[i]
+		var n_el = arrow_el.duplicate()
+		n_el.position.x = (i - sequence.size() / 2.0)  * n_el.size.x
+	
+		var rot_deg = 0.0
+	
+		match dir:
+			Directions.UP:    rot_deg = 0.0
+			Directions.RIGHT: rot_deg = 90.0
+			Directions.DOWN:  rot_deg = 180.0
+			Directions.LEFT:  rot_deg = 270.0
+		
+		n_el.rotation = deg_to_rad(rot_deg)
+		
+		if completed[i]: n_el.texture = arrow_completed
+	
+		self.add_child(n_el)
+
+
+func random_direction() -> Directions:
+	var dir = randi_range(0, Directions.keys().size() - 1)
+	
+	return Directions.values()[dir]
+
+
+func generate_sequence(length: int) -> Array[Directions]:
+	var new_sequence: Array[Directions] = []
+	
+	for i in range(length):
+		new_sequence.append(random_direction())
+	
+	return new_sequence
+
+
+func try_complete_next(direction: Directions):
+	if !self.visible: return
+	
+	var next = completed.find(false)
+	
+	if direction != sequence[next]: reset_completed()
+	else: completed[next] = true
+	render_sequence()
+
+
+func is_fully_completed() -> bool:
+	return false not in completed && !completed.is_empty()
+
+
+func reset_completed():
+	completed = []
+	completed.resize(sequence.size())
+	completed.fill(false)