Add AI and Patrol components, update related resources and presenters

Code/Presenters/CharacterBody3DPresenter.cs

@@ -11,6 +11,8 @@ namespace CryptonymThunder.Code.Presenters;
 [GlobalClass]
 public partial class CharacterBody3DPresenter : CharacterBody3D, IEntityPresenter, IPresenterComponent
 {
+    [Export] private Node3D _muzzleNode;
+    
     private World _world;
     private VelocityComponent _velocity;
     private PositionComponent _position;
@@ -30,7 +32,7 @@ public partial class CharacterBody3DPresenter : CharacterBody3D, IEntityPresente
         _rotation = _world.GetComponent<RotationComponent>(CoreEntity);
         _inputState = _world.GetComponent<InputStateComponent>(CoreEntity);
         _characterState = _world.GetComponent<CharacterStateComponent>(CoreEntity);
-        _camera = GetNode<Camera3D>("CameraPivot/Camera3D");
+        _camera = GetNodeOrNull<Camera3D>("CameraPivot/Camera3D");
     }
 
     public void SyncToPresentation(float delta)
@@ -40,8 +42,12 @@ public partial class CharacterBody3DPresenter : CharacterBody3D, IEntityPresente
             var coreRotation = _rotation.Rotation;
             Rotation = new Vector3(Rotation.X, coreRotation.Y, Rotation.Z);
         }
-        
-        if (_velocity == null) return;
+
+        if (_velocity == null)
+        {
+            _world.Logger.Warn("No VelocityComponent found for CharacterBody3DPresenter.");
+            return;
+        }
         
         var godotVelocity = Velocity;
         godotVelocity.X = _velocity.DesiredVelocity.X;
@@ -57,10 +63,24 @@ public partial class CharacterBody3DPresenter : CharacterBody3D, IEntityPresente
         if (_position != null) _position.Position = GlobalPosition.ToGameCore();
         if (_velocity != null) _velocity.ActualVelocity = Velocity.ToGameCore();
         if (_characterState != null) _characterState.IsOnFloor = IsOnFloor();
-        if (_inputState != null && _camera != null)
+        if (_inputState != null)
         {
-            _inputState.MuzzlePosition = _camera.GlobalPosition.ToGameCore();
-            _inputState.MuzzleDirection = (-_camera.GlobalTransform.Basis.Z).ToGameCore();
+            if (_camera != null)
+            {
+                _inputState.MuzzlePosition = _camera.GlobalPosition.ToGameCore();
+                _inputState.MuzzleDirection = (-_camera.GlobalTransform.Basis.Z).ToGameCore();
+            }
+            else
+            {
+                if (_muzzleNode != null)
+                {
+                    _inputState.MuzzlePosition = _muzzleNode.GlobalPosition.ToGameCore();
+                }
+                else
+                {
+                    _inputState.MuzzlePosition = GlobalPosition.ToGameCore();
+                }
+            }
         }
     }
 }

Code/Presenters/GamePresenter.cs

@@ -4,6 +4,7 @@ using CryptonymThunder.Code.Autoloads;
 using CryptonymThunder.Code.Factories;
 using CryptonymThunder.Code.Resources;
 using CryptonymThunder.Code.Services;
+using GameCore.AI;
 using GameCore.Attributes;
 using GameCore.Combat;
 using GameCore.Config;
@@ -101,6 +102,11 @@ public partial class GamePresenter : Node
         
         _world.RegisterSystem(new HealingSystem(_world));
         _world.RegisterSystem(new DamageSystem(_world));
+        
+        _world.RegisterSystem(new AIPerceptionSystem());
+        _world.RegisterSystem(new AIPathfindingSystem());
+        _world.RegisterSystem(new AIAimSystem());
+        
         _world.RegisterSystem(new ProjectileCleanupSystem());
         _world.RegisterSystem(new DestructionSystem());
         
@@ -112,6 +118,8 @@ public partial class GamePresenter : Node
         var playerData = _presenterFactory.CreateEntityFromArchetype(PlayerArchetype);
         _presenters.Add(playerData.Entity.Id, playerData.Presenter);
         _presenterComponents.Add(playerData.Entity.Id, playerData.Components);
+        
+        _world.GameState.SetStatus(GameStatus.InGame);
     }
 
     public override void _Input(InputEvent @event)

Code/Presenters/PatrolComponentPresenter.cs

@@ -0,0 +1,38 @@
+using CryptonymThunder.Code.Extensions;
+using GameCore.AI;
+using GameCore.ECS;
+using GameCore.ECS.Interfaces;
+using Godot;
+using Godot.Collections;
+
+namespace CryptonymThunder.Code.Presenters;
+
+[GlobalClass]
+public partial class PatrolComponentPresenter : Node, IPresenterComponent
+{
+    [Export] public Array<Marker3D> PatrolPoints { get; set; }= [];
+    
+    public void Initialize(Entity coreEntity, World world)
+    {
+        var patrolComponent = world.GetComponent<PatrolComponent>(coreEntity);
+        if (patrolComponent == null)
+        {
+            world.Logger.Warn($"Entity '{coreEntity.Id}' does not have a PatrolComponent.");
+            return;
+        }
+        
+        patrolComponent.PatrolPoints.Clear();
+        foreach (var marker in PatrolPoints)
+        {
+            patrolComponent.PatrolPoints.Add(marker.GlobalPosition.ToGameCore());
+        }
+    }
+
+    public void SyncToPresentation(float delta)
+    {
+    }
+
+    public void SyncToCore(float delta)
+    {
+    }
+}

Code/Presenters/PatrolComponentPresenter.cs.uid

@@ -0,0 +1 @@
+uid://b583iynr5p62n