Extracted play management strategy to it's own resource

src/world/play_manager/play_manager.gd

@@ -0,0 +1,23 @@
+class_name PlayManager extends Resource
+## Abstract base type for strategies to manage the flow of gameplay
+
+## List of game player instances
+@export var players: Array[WorldPlayer] = []
+
+
+func initialize() -> void:
+	for player: WorldPlayer in players:
+		player.shot_setup.finished.connect(_on_turn_finished)
+	on_initialization()
+
+
+func on_initialization() -> void:
+	pass  # Implemented in derived type
+
+
+func on_turn_finished(_shot_setup: ShotSetup) -> void:
+	pass  # Implemented in derived type
+
+
+func _on_turn_finished(shot_setup: ShotSetup) -> void:
+	on_turn_finished(shot_setup)

src/world/play_manager/round_robin_manager.gd

@@ -0,0 +1,14 @@
+class_name RoundRobinManager extends PlayManager
+## Players take turns one after the other, looping back to the first player at the end.
+
+
+func on_initialization() -> void:
+	print("IN ON_INITIALIZATION")
+	# Set first player as active
+	players[0].shot_setup.phase = ShotSetup.Phase.AIM
+
+
+func on_turn_finished(source: ShotSetup) -> void:
+	print_debug("Shot finished for ", source.player.name)
+	players.push_back(players.pop_front())
+	players[0].shot_setup.queue_restart()

src/world/world.gd

@@ -6,7 +6,7 @@ class_name World extends Node
 
 @export var initial_level: PackedScene = load("res://levels/debug_level/debug_level.tscn")
 
-@export var players: Array[WorldPlayer] = []
+@export var manager: PlayManager
 
 @export var spawn_group := "PlayerSpawn"
 
@@ -22,13 +22,11 @@ func _ready() -> void:
 	load_level(initial_level)
 
 	# Spawn players in the level
-	for player: WorldPlayer in players:
+	for player: WorldPlayer in manager.players:
 		_spawn_player(player)
 
-	# Set first player as active
-	if players:
-		players[0].shot_setup.phase = ShotSetup.Phase.AIM
-	else:
+	manager.initialize()
+	if not manager.players:
 		push_warning("Warning: Starting game world with no players!")
 
 
@@ -46,17 +44,10 @@ func _random_spawn() -> Node3D:
 func _spawn_player(player: WorldPlayer) -> void:
 	var spawn_point := _random_spawn()
 	var shot_setup := player.shot_setup
-	shot_setup.finished.connect(_on_shot_finished)
 	shot_setup.global_transform = spawn_point.global_transform
 	spawn_point.add_sibling(shot_setup)
 
 
-func _on_shot_finished(source: ShotSetup) -> void:
-	print_debug("Shot finished for ", source.player.name)
-	players.push_back(players.pop_front())
-	players[0].shot_setup.queue_restart()
-
-
 ## Instantiate and mantle the given level scene.
 ##
 ## This will free any currently-loaded level!

src/world/world.tscn

@@ -1,14 +1,21 @@
-[gd_scene load_steps=6 format=3 uid="uid://cwnwcd8kushl3"]
+[gd_scene load_steps=9 format=3 uid="uid://cwnwcd8kushl3"]
 
 [ext_resource type="Script" path="res://src/world/world.gd" id="1_ybjyx"]
+[ext_resource type="PackedScene" uid="uid://bm2o3mex10v11" path="res://levels/debug_level/debug_level.tscn" id="2_0xu5a"]
 [ext_resource type="PackedScene" uid="uid://c4ifdiohng830" path="res://src/ui/shot_hud/shot_hud.tscn" id="2_5b7qb"]
 [ext_resource type="Script" path="res://src/player/world_player.gd" id="2_e743i"]
 [ext_resource type="Script" path="res://src/ui/world_ui.gd" id="2_imewa"]
 [ext_resource type="Resource" uid="uid://crock3revdn73" path="res://src/player/debug_player.tres" id="3_pyw81"]
+[ext_resource type="Script" path="res://src/world/play_manager/round_robin_manager.gd" id="5_h6mje"]
+
+[sub_resource type="Resource" id="Resource_rdjhi"]
+script = ExtResource("5_h6mje")
+players = Array[ExtResource("2_e743i")]([ExtResource("3_pyw81")])
 
 [node name="World" type="Node" groups=["WorldGroup"]]
 script = ExtResource("1_ybjyx")
-players = Array[ExtResource("2_e743i")]([ExtResource("3_pyw81")])
+initial_level = ExtResource("2_0xu5a")
+manager = SubResource("Resource_rdjhi")
 
 [node name="Level" type="Node3D" parent="."]
 unique_name_in_owner = true