token manager for projectile

forge/abilities/ForgeSpawnProjectileBehavior.cs

@@ -5,11 +5,12 @@ using Gamesmiths.Forge.Godot.Resources;
 using Gamesmiths.Forge.Godot.Resources.Abilities;
 using Godot;
 using Movementtests.interfaces;
+using Movementtests.managers;
 using Movementtests.tools;
 
 namespace Movementtests.forge.abilities;
 
-public record OnProjectileSpawned(Vector3 Direction, float SpeedMultiplier, Vector3? SpawnOffset = null, uint? CollisionOverride = null);
+public record OnProjectileSpawned(Vector3 Direction, float SpeedMultiplier, Vector3? SpawnOffset = null, uint? CollisionOverride = null, TokenManager.Token? Token = null);
 
 public class SpawnProjectileBehavior(PackedScene projectileScene) : IAbilityBehavior<OnProjectileSpawned>
 {
@@ -31,13 +32,12 @@ public class SpawnProjectileBehavior(PackedScene projectileScene) : IAbilityBeha
         var impulse = data.Direction * data.SpeedMultiplier * magnitude;
         var collisionOverride = data.CollisionOverride ?? projectile.CollisionMask;
 
-        GD.Print(impulse);
-
         // Setting up projectile
         projectile.GlobalPosition = startPos + offset;
         projectile.Target = target;
         projectile.ImpulseDirection = impulse;
         projectile.CollisionMask = collisionOverride;
+        projectile.Token = data.Token;
         
         if (projectile is ISpawnable spawnable) spawnable.Init();
         

managers/TokenManager.cs

@@ -0,0 +1,49 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Chickensoft.AutoInject;
+using Chickensoft.Introspection;
+using Godot;
+
+namespace Movementtests.managers;
+
+[GlobalClass, Meta(typeof(IAutoNode))]
+public partial class TokenManager : Node
+{
+    public override void _Notification(int what) => this.Notify(what);
+    
+    public record struct Token(ulong InstanceId, Action OnUse);
+    
+    private Dictionary<ulong, Token> Tokens { get; set; } = [];
+    public int TokenCount => Tokens.Count;
+    
+    private List<ulong> RequestQueue { get; set; } = [];
+    
+    public int MaxTokens { get; set;}
+
+    public void Initialize(int maxTokens)
+    {
+        MaxTokens = maxTokens;
+    }
+
+    public Token? RequestToken(Node owner)
+    {
+        if (Tokens.ContainsKey(owner.GetInstanceId())) return null;  // Already has a token
+        GD.Print(TokenCount);
+        if (RequestQueue.Contains(owner.GetInstanceId())) return null;  // Already in queue
+        
+        RequestQueue.Add(owner.GetInstanceId());
+        if (TokenCount >= MaxTokens) return null;  // Max tokens reached
+        if (RequestQueue.First() != owner.GetInstanceId()) return null;  // Next in line is not the requester
+        
+        RequestQueue.RemoveAt(0);
+        var token = new Token(owner.GetInstanceId(), () => UseToken(owner.GetInstanceId()));
+        Tokens.Add(token.InstanceId, token);
+        return token;
+    }
+    
+    public void UseToken(ulong instanceId)
+    {
+        Tokens.Remove(instanceId);
+    }
+}

managers/TokenManager.cs.uid

@@ -0,0 +1 @@
+uid://ckrhgyv5lv6xa

maps/_templates/MainSceneTemplate.cs

@@ -13,7 +13,7 @@ using Movementtests.systems;
     typeof(IAutoConnect),
     typeof(IProvider)
 )]
-public partial class MainSceneTemplate : Node3D, IProvide<InventoryManager>, IProvide<TagsManager>, IProvide<CuesManager>
+public partial class MainSceneTemplate : Node3D, IProvide<InventoryManager>, IProvide<TagsManager>, IProvide<CuesManager>, IProvide<TokenManager>
 {
     public override void _Notification(int what) => this.Notify(what);
 
@@ -31,6 +31,7 @@ public partial class MainSceneTemplate : Node3D, IProvide<InventoryManager>, IPr
     #region Exports
 
     [Export] public WeaponInventory? InitialWeaponInventory { get; set; }
+    [Export] public int MaxNumberOfProjectiles { get; set; } = 3;
 
     #endregion
     
@@ -40,6 +41,9 @@ public partial class MainSceneTemplate : Node3D, IProvide<InventoryManager>, IPr
     TagsManager IProvide<TagsManager>.Value() => ForgeManagers.Instance.TagsManager;
     CuesManager IProvide<CuesManager>.Value() => ForgeManagers.Instance.CuesManager;
     
+    public required TokenManager TokenManager { get; set; }
+    TokenManager IProvide<TokenManager>.Value() => TokenManager;
+    
     public void OnReady()
     {
         PlayerFellPlane.BodyEntered += StartResetPlayerAnimation;
@@ -49,6 +53,11 @@ public partial class MainSceneTemplate : Node3D, IProvide<InventoryManager>, IPr
         if (InitialWeaponInventory != null)
             InventoryManager.InitializeFromResource(InitialWeaponInventory);
         AddChild(InventoryManager);
+        
+        TokenManager = new TokenManager();
+        TokenManager.Initialize(MaxNumberOfProjectiles);
+        AddChild(TokenManager);
+        
         this.Provide();
     }
 

maps/zoos/grounded_flying_ennemies.tscn

@@ -112,5 +112,13 @@ RMovement = SubResource("Resource_xixm3")
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -3.0893264, -1.9073486e-06, -17.405575)
 Target = NodePath("../Player")
 
-[node name="Player" parent="." index="16" unique_id=1309399929]
+[node name="ProjectileEnemy2" parent="." index="15" unique_id=1908678308 node_paths=PackedStringArray("Target") instance=ExtResource("10_mm5sa")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0.42922592, -3.8146973e-06, -20.257122)
+Target = NodePath("../Player")
+
+[node name="ProjectileEnemy3" parent="." index="16" unique_id=1327447050 node_paths=PackedStringArray("Target") instance=ExtResource("10_mm5sa")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -6.4421315, -1.9073486e-06, -13.8114)
+Target = NodePath("../Player")
+
+[node name="Player" parent="." index="18" unique_id=1309399929]
 transform = Transform3D(0.99999994, 0, 0, 0, 1, 0, 0, 0, 0.99999994, 2, 1.5, 9.5)

scenes/enemies/Enemy.cs

@@ -15,6 +15,7 @@ using Gamesmiths.Forge.Tags;
 using Godot;
 using Movementtests.forge.abilities;
 using Movementtests.interfaces;
+using Movementtests.managers;
 using Movementtests.scenes.components.knockback;
 using Movementtests.systems;
 using Movementtests.tools;
@@ -38,6 +39,8 @@ public partial class Enemy : CharacterBody3D,
     public TagsManager TagsManager => this.DependOn<TagsManager>();
     [Dependency]
     public CuesManager CuesManager => this.DependOn<CuesManager>();
+    [Dependency]
+    public TokenManager TokenManager => this.DependOn<TokenManager>();
     
     #endregion
 
@@ -140,13 +143,16 @@ public partial class Enemy : CharacterBody3D,
 	private void ProjectileTokenRequested(EventData obj)
 	{
 		if (IsStunned()) return;
-		// TODO: replace with token manager
+
+		var token = TokenManager.RequestToken(this);
+		if (token == null) return;
+		
 		Events.Raise(new EventData<OnProjectileSpawned>
 		{
 			EventTags = Tag.RequestTag(TagsManager, "events.enemy.launch_projectile").GetSingleTagContainer()!,
 			Source = this,
 			Target = Target as IForgeEntity,
-			Payload = new OnProjectileSpawned(Vector3.Up, 20, Vector3.Up)
+			Payload = new OnProjectileSpawned(Vector3.Up, 20, Vector3.Up, Token: token)
 		});
 	}
 

scenes/projectile/Projectile.cs

@@ -11,6 +11,7 @@ using Gamesmiths.Forge.Godot.Resources.Abilities;
 using Gamesmiths.Forge.Statescript;
 using Gamesmiths.Forge.Tags;
 using Movementtests.interfaces;
+using Movementtests.managers;
 using Movementtests.tools;
 using Node = Godot.Node;
 
@@ -73,6 +74,7 @@ public partial class Projectile : RigidBody3D, IForgeEntity, ITargetable, IKilla
 
     public Node3D? Target { get; set; }
     public Vector3? ImpulseDirection { get; set; }
+    public TokenManager.Token? Token { get; set; }
 
     public void Init()
     {
@@ -148,6 +150,7 @@ public partial class Projectile : RigidBody3D, IForgeEntity, ITargetable, IKilla
 
     public void Kill()
     {
+        Token?.OnUse.Invoke();
         QueueFree();  // If thrown offmap
     }
 }