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path: root/game/src/MusicConductor/MusicPlayer.gd
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extends Control

@export var _song_selector_button : OptionButton
@export var _progress_slider : HSlider
@export var _previous_song_button : Button
@export var _play_pause_button : Button
@export var _next_song_button : Button
@export var _visbility_button : Button

var _is_user_dragging_progress_slider : bool = false

func _ready():
   for songName in MusicConductor.get_all_song_names():
      _song_selector_button.add_item(songName, _song_selector_button.item_count)
   _update_song_name_visual()
   _update_play_pause_button()
   _set_music_player_visible(MusicConductor.is_music_player_visible)


func _process(_delta):
   if !_is_user_dragging_progress_slider:
      _progress_slider.value = MusicConductor.get_current_song_progress_percentage()

func _update_song_name_visual():
   _song_selector_button.selected = MusicConductor.get_current_song_index()

func _update_play_pause_button():
   _play_pause_button.text = "◼" if MusicConductor.is_paused() else "▶"

func _on_play_pause_button_pressed():
   MusicConductor.toggle_play_pause()
   _update_play_pause_button()

func _on_next_song_button_pressed():
   MusicConductor.select_next_song()
   _update_song_name_visual()
   _update_play_pause_button()

func _on_previous_song_button_pressed():
   MusicConductor.select_previous_song()
   _update_song_name_visual()
   _update_play_pause_button()

func _on_option_button_item_selected(index):
   # UIFUN-92
   MusicConductor.start_song_by_index(index)
   _update_song_name_visual()
   _update_play_pause_button()


func _on_progress_slider_drag_started():
   _is_user_dragging_progress_slider = true


func _on_progress_slider_drag_ended(_value_changed):
   MusicConductor.scrub_song_by_percentage(_progress_slider.value)
   _is_user_dragging_progress_slider = false
   _update_play_pause_button()

func _set_music_player_visible(is_player_visible : bool) -> void:
   MusicConductor.is_music_player_visible = is_player_visible
   _visbility_button.text = "⬆️" if is_player_visible else "⬇"
   _song_selector_button.visible = is_player_visible
   _progress_slider.visible = is_player_visible
   _previous_song_button.visible = is_player_visible
   _play_pause_button.visible = is_player_visible
   _next_song_button.visible = is_player_visible

func _on_music_ui_visibility_button_pressed():
   _set_music_player_visible(not MusicConductor.is_music_player_visible)