Navigation and shooting modules

Scripts/Components/FSM/Enemy/NavigationMovementModule.cs

@@ -0,0 +1,69 @@
+using Godot;
+
+namespace Cirno.Scripts.Components.FSM.Enemy;
+
+public partial class NavigationMovementModule : Node2D
+{
+    
+    private Vector2? _lastTargetPosition;
+    private CharacterBody2D _characterBody;
+    private NavigationAgent2D _navigationAgent;
+    
+    [Export]
+    public EnemyStorageModule StorageModule { get; private set; }
+
+    public void Init(CharacterBody2D characterBody)
+    {
+        _characterBody = characterBody;
+
+        if (_navigationAgent is not null) return;
+        _navigationAgent = this.GetNode<NavigationAgent2D>("NavigationAgent2D");
+    }
+    
+    public void SetTarget(Vector2? target)
+    {
+        _lastTargetPosition = target;        
+    }
+    
+    public void Move()
+    {
+        if (!_lastTargetPosition.HasValue)
+        {
+            return;
+        }
+        
+        _navigationAgent.SetTargetPosition(_lastTargetPosition.Value);
+        
+        var currentAgentPosition = _characterBody.GlobalPosition;
+
+        if (_navigationAgent.IsNavigationFinished())
+        {
+            return;
+        }
+        
+        var nextPathPosition = _navigationAgent.GetNextPathPosition();
+
+        var newVelocity = currentAgentPosition.DirectionTo(nextPathPosition) * StorageModule.MovementSpeed;
+        
+        if (_navigationAgent.AvoidanceEnabled)
+        {
+            _navigationAgent.SetVelocity(newVelocity);
+        }
+        else
+        {
+            _on_navigation_agent_2d_velocity_computed(newVelocity);
+        }
+
+        _characterBody.MoveAndSlide();
+    }
+    
+    public void _on_navigation_agent_2d_velocity_computed(Vector2 safeVelocity)
+    {
+        if (_characterBody is null) return;
+        _characterBody.Velocity = safeVelocity;
+        if (_characterBody.Velocity.Length() > 0)
+        {
+            StorageModule.FacingDirection = _characterBody.Velocity.Normalized();
+        }
+    }
+}