Add choice between five background music tracks (0.5.1)

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

scenes/exercises/exercise_host.gd

@@ -66,7 +66,7 @@ func _ready() -> void:
     _skill_id = _rule.get("skill", "")
     _current_difficulty = ProgressManager.next_difficulty_for_skill(_skill_id, 1)
     $Backdrop.kind = "marsh" if _rule.get("level", "CE1") == "CE2" else "forest"
-    AudioManager.play_music(SoundCatalog.music_for_level(_rule.get("level", "CE1")))
+    AudioManager.play_region_music(_rule.get("level", "CE1"))
     _show_rule_panel()
 
 

scenes/profiles/profile_select.gd

@@ -28,7 +28,7 @@ func _ready() -> void:
     _new_profile_button.pressed.connect(_on_new_profile_pressed)
     _delete_confirm_dialog.confirmed.connect(_on_delete_confirmed)
 
-    AudioManager.play_music("forest")
+    AudioManager.play_region_music("CE1")
     _refresh_profile_list()
 
 

scenes/ui/reward_screen.gd

@@ -28,7 +28,7 @@ func _ready() -> void:
     var mission := ExerciseEngine.get_mission(GameManager.pending_mission_id)
     var rule := ExerciseEngine.get_rule(mission.get("rule_id", ""))
     _backdrop.kind = "marsh" if rule.get("level", "CE1") == "CE2" else "forest"
-    AudioManager.play_music(SoundCatalog.music_for_level(rule.get("level", "CE1")))
+    AudioManager.play_region_music(rule.get("level", "CE1"))
 
     var summary := ProgressManager.complete_mission(
         GameManager.pending_mission_id, GameManager.last_outcomes

scenes/ui/settings.gd

@@ -11,6 +11,8 @@ extends Control
 @onready var _music_slider: HSlider = %MusicSlider
 @onready var _effects_label: Label = %EffectsLabel
 @onready var _effects_slider: HSlider = %EffectsSlider
+@onready var _track_label: Label = %TrackLabel
+@onready var _track_option: OptionButton = %TrackOption
 @onready var _text_size_label: Label = %TextSizeLabel
 @onready var _text_size_box: HBoxContainer = %TextSizeBox
 @onready var _animations_label: Label = %AnimationsLabel
@@ -36,6 +38,7 @@ func _ready() -> void:
     _volume_slider.drag_ended.connect(_on_drag_ended)
     _effects_slider.drag_ended.connect(_on_drag_ended)
 
+    _build_track_option()
     _build_text_size_buttons()
 
     _build_animation_buttons()
@@ -80,6 +83,21 @@ func _setup_slider(slider: HSlider, value: float, handler: Callable) -> void:
     slider.value_changed.connect(handler)
 
 
+func _build_track_option() -> void:
+    _track_label.text = UIText.get_text("settings.track_label")
+    var choices := SoundCatalog.music_choices()
+    for choice in choices:
+        _track_option.add_item(UIText.get_text("music.%s" % choice))
+    _track_option.select(choices.find(SettingsManager.music_track))
+    _track_option.item_selected.connect(_on_track_selected)
+
+
+func _on_track_selected(index: int) -> void:
+    SettingsManager.set_music_track(SoundCatalog.music_choices()[index])
+    # On fait entendre le choix tout de suite.
+    AudioManager.play_region_music(ProgressManager.school_level())
+
+
 func _on_volume_changed(value: float) -> void:
     SettingsManager.set_volume(value)
 

scenes/ui/settings.tscn

@@ -41,7 +41,7 @@ custom_minimum_size = Vector2(640, 0)
 
 [node name="VBox" type="VBoxContainer" parent="Margin/Center/Card"]
 layout_mode = 2
-theme_override_constants/separation = 14
+theme_override_constants/separation = 8
 
 [node name="TitleLabel" type="Label" parent="Margin/Center/Card/VBox"]
 unique_name_in_owner = true
@@ -100,6 +100,22 @@ size_flags_horizontal = 3
 size_flags_vertical = 4
 custom_minimum_size = Vector2(0, 40)
 
+[node name="TrackRow" type="HBoxContainer" parent="Margin/Center/Card/VBox"]
+layout_mode = 2
+theme_override_constants/separation = 16
+
+[node name="TrackLabel" type="Label" parent="Margin/Center/Card/VBox/TrackRow"]
+unique_name_in_owner = true
+layout_mode = 2
+custom_minimum_size = Vector2(230, 0)
+theme_type_variation = &"Emphasis"
+
+[node name="TrackOption" type="OptionButton" parent="Margin/Center/Card/VBox/TrackRow"]
+unique_name_in_owner = true
+layout_mode = 2
+size_flags_horizontal = 3
+custom_minimum_size = Vector2(0, 48)
+
 [node name="TextSizeLabel" type="Label" parent="Margin/Center/Card/VBox"]
 unique_name_in_owner = true
 layout_mode = 2

scenes/world/world_map.gd

@@ -40,7 +40,7 @@ func _ready() -> void:
 func _refresh() -> void:
     var is_ce2 := _viewed_level == "CE2"
     _backdrop.kind = "marsh" if is_ce2 else "forest"
-    AudioManager.play_music(SoundCatalog.music_for_level(_viewed_level))
+    AudioManager.play_region_music(_viewed_level)
     _title_label.text = UIText.get_text("world_map.title_ce2" if is_ce2 else "world_map.title")
     _level_toggle_button.text = UIText.get_text(
         "world_map.review_ce1_button" if is_ce2 else "world_map.back_to_ce2_button"