Ajout de la cinématique de début et refonte du système audio

Et toujours un peu de correction de bug par ci par là

common/audio_manager/assets/sfx/phone/phone_ringing.wav.import

@@ -18,7 +18,7 @@ force/max_rate=false
 force/max_rate_hz=44100
 edit/trim=false
 edit/normalize=false
-edit/loop_mode=0
+edit/loop_mode=2
 edit/loop_begin=0
 edit/loop_end=-1
 compress/mode=2

common/audio_manager/scripts/audio_manager.gd

@@ -3,12 +3,15 @@ extends Node
 const MIN_VOLUME = -60.
 const MAX_VOLUME = 24.
 
+const DEFAULT_FADE_TIME : float = 0.5
+
 @onready var settings : SettingsData = GameInfo.settings_data
 
-@export var default_fade_time = 0.5
 
-@export var playing_music : AudioStreamPlayer = null
-@export var playing_ambiance : AudioStreamPlayer = null
+var music_action : AudioAction
+var ambiance_action : AudioAction
+var playing_music : AudioStreamPlayer = null
+var playing_ambiance : AudioStreamPlayer = null
 
 var default_volumes := {}
 
@@ -23,23 +26,93 @@ func _ready():
     )
     SceneManager.scene_loaded.connect(_on_change_scene)
     Dialogic.timeline_started.connect(_on_timeline_started)
+    Dialogic.timeline_ended.connect(_on_timeline_ended)
+
+func _process(_d):
+    if music_action:
+        playing_music = process_audio_action(
+            music_action,
+            %Musics,
+            playing_music
+        )
+        music_action = null
+    
+    if ambiance_action:
+        playing_ambiance = process_audio_action(
+            ambiance_action,
+            %Ambiance,
+            playing_ambiance
+        )
+        ambiance_action = null
+
+func process_audio_action(
+    audio_action : AudioAction,
+    player_search_node: Node,
+    current_player: AudioStreamPlayer = null
+) -> AudioStreamPlayer:
+    if audio_action is AudioLaunch:
+        return process_audio_launch(audio_action, player_search_node, current_player)
+    elif audio_action is AudioStop and current_player and current_player.playing:
+        stop_player(current_player)
+    
+    return null
+
+func process_audio_launch(
+    audio_launch : AudioLaunch,
+    player_search_node: Node,
+    current_player: AudioStreamPlayer = null,
+) -> AudioStreamPlayer:
+    var player = player_search_node.find_child(audio_launch.player_name)
+    if not player:
+        printerr("Player %s not found in category %s" % [audio_launch.player_name, player_search_node.name])
+        return null
+    if current_player and current_player.playing and current_player.name == audio_launch.player_name:
+        return current_player
+    elif current_player:
+        stop_player(current_player)
+    
+    start_player(player, audio_launch.from_random_time, audio_launch.fade_time)
+    return player
 
 func _on_change_scene(scene : Scene):
-    play_ambiance()
+    stop_ambiance()
 
     match scene.scene_id:
         "TITLE":
-            play_music("Title")
+            play_music("Title", false, 0.0)
         "REGION":
-            play_music("Region")
-            play_ambiance("Exterior")
+            play_music("Region", true)
+            play_ambiance("Exterior", true)
         "COCKPIT":
-            play_music("Truck")
+            play_music("Truck", true)
 
 func _on_timeline_started():
     var timeline_name = Dialogic.current_timeline.resource_path.split("/")[-1].trim_suffix(".dtl")
     # Timeline name et le nom du fichier de timeline, par exemple demeter_intro
-    # Amuse toi Niels ;)
+    # Amuse toi Nilou ;)
+
+func _on_timeline_ended():
+    _on_change_scene(SceneManager.actual_scene)
+
+func play_music(player_name : String = "", from_random_time := false, fade_time := DEFAULT_FADE_TIME):
+    music_action = AudioLaunch.new(
+        player_name,
+        from_random_time,
+        fade_time
+    )
+
+func stop_music():
+    music_action = AudioStop.new()
+
+func play_ambiance(player_name : String = "", from_random_time := false, fade_time := DEFAULT_FADE_TIME):
+    ambiance_action = AudioLaunch.new(
+        player_name,
+        from_random_time,
+        fade_time
+    )
+
+func stop_ambiance():
+    ambiance_action = AudioStop.new()
 
 func fetch_default_volumes():
     var all_players := get_all_players()
@@ -79,13 +152,30 @@ func get_players_from_node(node : Node) -> Array[AudioStreamPlayer]:
             streams.append(c)
     return streams
 
-func set_volume(player : AudioStreamPlayer, to : float, fade_time = default_fade_time) -> Tween:
+func set_volume(player : AudioStreamPlayer, to : float, fade_time := 0.0) -> Tween:
     var fade_tween : Tween = get_tree().create_tween()
 
     fade_tween.tween_property(player, "volume_db", to, fade_time)
 
     return fade_tween
 
+func start_player(player: AudioStreamPlayer, from_random_time = false, fade_time = DEFAULT_FADE_TIME):
+    if player and not player.playing:
+        player.play(
+            0.0 if not from_random_time 
+            else randf_range(0.0, player.stream.get_length())
+        )
+        if fade_time > 0.0:
+            player.volume_db = MIN_VOLUME
+            await set_volume(player, get_volume_from_parent(player), fade_time).finished
+
+func stop_player(player : AudioStreamPlayer, fade_time = DEFAULT_FADE_TIME):
+    if player and player.playing:
+        if fade_time > 0.0:
+            await set_volume(player, MIN_VOLUME, fade_time).finished
+        player.stop()
+        player.volume_db = get_volume_from_parent(player)
+
 func reset_volume(player : AudioStreamPlayer):
     player.volume_db = get_volume_from_parent(player)
 
@@ -96,36 +186,23 @@ func play_sfx(sfx_name : String):
     else:
         printerr("Sfx %s not found" % sfx_name)
 
-func play_music(music_name : String = ""):
-    var old_music = playing_music
-    playing_music = null
-    if old_music:
-        await set_volume(old_music, MIN_VOLUME).finished
-        if old_music and old_music != playing_music:
-            old_music.stop()
-            reset_volume(old_music)
-    if music_name:
-        var player := %Musics.find_child(music_name) as AudioStreamPlayer
-        if player:
-            playing_music = player
-            player.play()
-            set_volume(player, get_volume_from_parent(player))
-        else:
-            printerr("Music %s not found" % music_name)
+class AudioAction:
+    pass
 
-func play_ambiance(ambiance_name : String = ""):
-    var old_ambiance = playing_ambiance
-    playing_ambiance = null
-    if old_ambiance:
-        await set_volume(old_ambiance, MIN_VOLUME).finished
-        if old_ambiance and old_ambiance != playing_ambiance:
-            old_ambiance.stop()
-            reset_volume(old_ambiance)
-    if ambiance_name:
-        var player := %Ambiance.find_child(ambiance_name) as AudioStreamPlayer
-        if player:
-            playing_ambiance = player
-            player.play()
-            set_volume(player, get_volume_from_parent(player))
-        else:
-            printerr("Ambiance %s not found" % ambiance_name)
+class AudioLaunch extends AudioAction:
+    var player_name : String
+    var from_random_time : bool
+    var fade_time : float
+
+    func _init(
+        _player_name : String,
+        _from_random_time := false,
+        _fade_time := DEFAULT_FADE_TIME,
+    ):
+        player_name = _player_name
+        from_random_time = _from_random_time
+        fade_time = _fade_time
+
+
+class AudioStop extends AudioAction:
+    pass