class_name AudioClip
extends Panel

@export var start_time: float = 0.0
@export var end_time: float = 0.0
@export var track_idx: int = 0

var timeline: Timeline

var dragging: bool
var selected: bool

func _ready():
	timeline = get_parent()

func _input(event):
	var rect = get_global_rect()
	var mouse_position = get_global_mouse_position()

	if event is InputEventMouseButton:
		if event.pressed and event.button_mask == MOUSE_BUTTON_LEFT:
			if selected:
				mouse_default_cursor_shape = CURSOR_MOVE
				dragging = true
			else:
				dragging = false
				mouse_default_cursor_shape = CURSOR_ARROW
			if rect.has_point(mouse_position):
				selected = true
				make_selected()
				return
			else:
				selected = false
				make_deselected()
				return
		
		if !event.pressed and dragging:
			dragging = false
			mouse_default_cursor_shape = CURSOR_ARROW

	if selected and dragging:
		if event is InputEventMouseMotion:
			var movement = event.relative.x / timeline.get_pixels_per_unit() * timeline.time_interval

			start_time += movement
			end_time += movement

			if event.is_command_or_control_pressed():
				start_time = snapped(start_time, timeline.time_interval)
				end_time = snapped(end_time, timeline.time_interval)

			timeline.queue_sort()
	pass

func make_selected():
	var color = get_theme_color("selected_modulate", "AudioClip")
	modulate = color 
	pass

func make_deselected():
	var color = get_theme_color("deselected_modulate", "AudioClip")
	modulate = color 
	pass