4 files changed, 32 insertions, 0 deletions

@@ -157,6 +157,7 @@ class Lingo2World(World):
             "shuffle_doors",
             "shuffle_gallery_paintings",
             "shuffle_letters",
+            "shuffle_music",
             "shuffle_symbols",
             "shuffle_worldports",
             "strict_cyan_ending",
@@ -167,6 +168,7 @@ class Lingo2World(World):
         slot_data: dict[str, object] = {
             **self.options.as_dict(*slot_options),
             "rte": [self.static_logic.objects.maps[map_id].name for map_id in self.player_logic.rte_mapping],
+            "seed": self.random.randint(0, 1000000),
             "version": self.static_logic.get_data_version(),
         }
 
@@ -76,6 +76,7 @@ var endings_requirement = 0
 var fast_travel_access = 0
 var keyholder_sanity = false
 var masteries_requirement = 0
+var music_mapping = {}
 var port_pairings = {}
 var rte_mapping = []
 var shuffle_control_center_colors = false
@@ -84,6 +85,7 @@ var shuffle_gallery_paintings = false
 var shuffle_letters = kSHUFFLE_LETTERS_VANILLA
 var shuffle_symbols = false
 var shuffle_worldports = false
+var slot_rng = null
 var strict_cyan_ending = false
 var strict_purple_ending = false
 var victory_condition = -1
@@ -514,6 +516,15 @@ func _client_connected(slot_data):
         if slot_data.has("rte"):
                 rte_mapping = slot_data.get("rte")
 
+        slot_rng = RandomNumberGenerator.new()
+        slot_rng.seed = int(slot_data.get("seed", 0))
+
+        music_mapping.clear()
+        if bool(slot_data.get("shuffle_music", false)):
+                for map_name in global.reserved_scenes:
+                        var track_index = slot_rng.randi_range(0, musicPlayer.all_tracks.size() - 1)
+                        music_mapping[map_name] = musicPlayer.all_tracks.keys()[track_index]
+
         # Set up item locks.
         _item_locks = {}
 
@@ -196,6 +196,17 @@ func _ready():
         minimap.visible = ap.show_minimap
         get_parent().add_child.call_deferred(minimap)
 
+        if ap.music_mapping.has(global.map):
+                var song_setter = get_node_or_null("/root/scene/songSetter")
+                if song_setter:
+                        song_setter.song_name = ap.music_mapping[global.map]
+                else:
+                        var song_setter_prefab = preload("res://objects/nodes/songSetter.tscn")
+                        song_setter = song_setter_prefab.instantiate()
+                        song_setter.name = "songSetter"
+                        song_setter.song_name = ap.music_mapping[global.map]
+                        get_parent().add_child.call_deferred(song_setter)
+
         super._ready()
 
         await get_tree().process_frame
@@ -256,6 +256,13 @@ class TrapPercentage(Range):
     default = 0
 
 
+class ShuffleMusic(Toggle):
+    """
+    If enabled, every map will be assigned a random music track.
+    """
+    display_name = "Shuffle Music"
+
+
 @dataclass
 class Lingo2Options(PerGameCommonOptions):
     shuffle_doors: ShuffleDoors
@@ -279,3 +286,4 @@ class Lingo2Options(PerGameCommonOptions):
     endings_requirement: EndingsRequirement
     masteries_requirement: MasteriesRequirement
     trap_percentage: TrapPercentage
+    shuffle_music: ShuffleMusic