✨ Turret shooting and damaing

Scripts/Tiles/TurretTile.cs

@@ -1,22 +1,43 @@
+using System.Linq;
+using AceFieldNewHorizon.Scripts.Entities;
 using Godot;
 
 namespace AceFieldNewHorizon.Scripts.Tiles;
 
 public partial class TurretTile : BaseTile
 {
-    private Sprite2D _spriteBarrel;
+    [Export] public PackedScene BulletScene;
+    
+    [Export] public float RotationSpeed = 2.0f; // Radians per second
+    [Export] public float AttackRange = 300.0f;
+    [Export] public float AttackCooldown = 0.5f;
+    [Export] public int Damage = 10;
+    [Export] public float BulletSpeed = 400.0f;
+    [Export] public NodePath BarrelTipPath;
+    
+    private Node2D _spriteBarrel;
+    private Node2D _barrelTip;
+    private float _attackTimer = 0;
+    private bool _hasTarget = false;
 
     public override void _Ready()
     {
         base._Ready();
+
+        _spriteBarrel = GetNodeOrNull<Node2D>("Barrel");
+        _barrelTip = GetNodeOrNull<Node2D>(BarrelTipPath);
         
-        _spriteBarrel = GetNodeOrNull<Sprite2D>("Barrel");
+        if (_barrelTip == null && _spriteBarrel != null)
+        {
+            // If no barrel tip is specified, use the end of the barrel sprite
+            _barrelTip = _spriteBarrel.GetNodeOrNull<Node2D>("BarrelTip");
+        }
     }
 
     public override void SetGhostMode(bool canPlace)
     {
         base.SetGhostMode(canPlace);
-        
+
         if (_spriteBarrel != null)
             _spriteBarrel.Modulate = canPlace
                 ? new Color(0, 1, 0, 0.5f)
@@ -26,8 +47,81 @@ public partial class TurretTile : BaseTile
     public override void FinalizePlacement()
     {
         base.FinalizePlacement();
-        
+
         if (_spriteBarrel != null)
             _spriteBarrel.Modulate = Colors.White;
     }
+
+    public override void _Process(double delta)
+    {
+        if (!IsConstructed) return;
+
+        // Update attack cooldown
+        if (_attackTimer > 0)
+        {
+            _attackTimer -= (float)delta;
+        }
+
+        // Find the nearest enemy
+        var enemies = GetTree().GetNodesInGroup(Enemy.EnemyGroupName)
+            .OfType<Enemy>()
+            .Where(e => e.GlobalPosition.DistanceTo(GlobalPosition) <= AttackRange)
+            .OrderBy(e => e.GlobalPosition.DistanceTo(GlobalPosition))
+            .ToList();
+
+        if (enemies.Count > 0)
+        {
+            var nearestEnemy = enemies[0];
+            _hasTarget = true;
+            
+            // Calculate target angle
+            var direction = (nearestEnemy.GlobalPosition - _spriteBarrel.GlobalPosition).Normalized();
+            var targetAngle = Mathf.Atan2(direction.Y, direction.X);
+
+            // Smoothly rotate towards target
+            _spriteBarrel.Rotation = Mathf.LerpAngle(_spriteBarrel.Rotation, targetAngle, (float)delta * RotationSpeed);
+
+            // Check if we're facing the target and can attack
+            if (Mathf.Abs(Mathf.Wrap(targetAngle - _spriteBarrel.Rotation, -Mathf.Pi, Mathf.Pi)) < 0.1f)
+                TryAttack(nearestEnemy.GlobalPosition);
+        }
+        else
+        {
+            _hasTarget = false;
+        }
+    }
+
+    private void TryAttack(Vector2 targetPosition)
+    {
+        if (_attackTimer <= 0 && BulletScene != null && _barrelTip != null)
+        {
+            // Create bullet instance
+            var bullet = BulletScene.Instantiate<Bullet>();
+            
+            // Calculate direction and rotation
+            var direction = (targetPosition - _barrelTip.GlobalPosition).Normalized();
+            var bulletRotation = direction.Angle();
+            
+            // Set bullet position and rotation
+            GetTree().CurrentScene.AddChild(bullet);
+            bullet.GlobalPosition = _barrelTip.GlobalPosition;
+            bullet.Rotation = bulletRotation; // Use the calculated rotation
+            
+            // Initialize bullet with direction and damage
+            bullet.Initialize(
+                direction, 
+                bullet.GlobalPosition, 
+                bulletRotation, // Pass the calculated rotation
+                1 // Pass the turret's collision layer to ignore
+            );
+            bullet.Damage = Damage;
+            bullet.Speed = BulletSpeed;
+            bullet.MaxDistance = AttackRange * 1.5f; // Bullets can travel slightly further than attack range
+            
+            // Reset attack cooldown
+            _attackTimer = AttackCooldown;
+            
+            GD.Print("Turret attacking enemy!");
+        }
+    }
 }