Autonomous bullet life system

Scripts/AttackPatterns/AutonomousBulletEmitter.cs

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+using Cirno.Scripts.Resources;
+using Godot;
+
+namespace Cirno.Scripts.AttackPatterns;
+
+public partial class AutonomousBulletEmitter : Node2D, IScriptHost
+{
+    [Export]
+    public BulletScript Script { get; set; }
+    [Export]
+    public bool EmitOnStart { get; set; } = false;
+    
+    [Signal] public delegate void DeathEventHandler();
+
+    public double LifeTime { get; set; } = 0d;
+
+    private double _lifeCounter = 0d;
+    
+    private bool _isActive = false;
+
+    public bool Autonomous { get; set; } = true;
+    
+    protected BulletScript.BulletScriptMachine ScriptMachine;
+    private Vector2 _homePosition;
+    public Vector2 HomePosition => _homePosition;
+    public void Start()
+    {
+        ScriptMachine = Script.Make(this);
+        
+        _homePosition = this.GlobalPosition;
+        
+        if (EmitOnStart)
+        {
+            _isActive = true;
+            ScriptMachine.Start();
+        }
+
+    }
+
+    public override void _Process(double delta)
+    {
+        if (!Autonomous) return;
+        if (!_isActive) return;
+        //this.GlobalPosition += new Vector2(10 * (float)delta, 0);
+        Process(delta);
+    }
+
+    public void Update(double delta)
+    {
+        if (Autonomous) return;
+        if (!_isActive) return;
+        
+        Process(delta);
+    }
+
+    private void Process(double delta)
+    {
+        _lifeCounter += delta;
+        if (_lifeCounter >= LifeTime)
+        {
+            _isActive = false;
+            EmitSignalDeath();
+            QueueFree();
+            return;
+        }
+        ScriptMachine.UpdatePhase(delta);
+    }
+    
+    public void ChangeSpriteDirection(Vector2 direction)
+    {
+        
+    }
+    
+}