Implement BeamComponent in C# and enhance marketplace button functionality

scripts/components/BeamComponent.cs

@@ -0,0 +1,109 @@
+using Godot;
+
+namespace Mr.BrickAdventures.scripts.components;
+
+[GlobalClass]
+public partial class BeamComponent : Node2D
+{
+    private float _currentLength = 0.0f;
+    private const float PixelSize = 16.0f; // Assuming 16 pixels per unit for scaling
+    
+    [Export]
+    public float ExpansionSpeed { get; set; } = 100.0f;
+    [Export]
+    public float MaxLength { get; set; } = 512.0f;
+    [Export]
+    public Vector2 Direction { get; set; } = Vector2.Down;
+    [Export]
+    public Node2D Root { get; set; }
+    [Export]
+    public Sprite2D Sprite { get; set; }
+    [Export]
+    public CollisionShape2D CollisionShape { get; set; }
+
+    public override void _Ready()
+    {
+        if (Root == null)
+        {
+            GD.PrintErr("Root node is not set for BeamComponent.");
+        }
+        if (Sprite == null)
+        {
+            GD.PrintErr("Sprite node is not set for BeamComponent.");
+        }
+        if (CollisionShape == null)
+        {
+            GD.PrintErr("CollisionShape node is not set for BeamComponent.");
+        }
+
+        var shape = CollisionShape?.Shape as RectangleShape2D;
+        shape?.SetSize(new Vector2(_currentLength / 2.0f, _currentLength / 2.0f));
+        Sprite?.SetScale(new Vector2(1f, 1f));
+        CollisionShape?.SetPosition(Vector2.Zero);
+    }
+
+    public override void _Process(double delta)
+    {
+        var newLength = _currentLength + ExpansionSpeed * (float)delta;
+        if (newLength > MaxLength) newLength = MaxLength;
+        
+        if (!CheckForObstacle(newLength)) ExpandBeam(newLength);
+    }
+
+    private void ExpandBeam(float newLength)
+    {
+        _currentLength = newLength;
+
+        if (Direction == Vector2.Up)
+        {
+            var pos = Sprite.Position;
+            var scale = Sprite.Scale;
+            var shape = CollisionShape?.Shape as RectangleShape2D;
+            Sprite.SetScale(new Vector2(scale.X, _currentLength / PixelSize));
+            Sprite.SetPosition(new Vector2(pos.X, -_currentLength  / 2.0f));
+            shape?.SetSize(new Vector2(PixelSize / 2f, _currentLength / 2.0f));
+            CollisionShape?.SetPosition(new Vector2(CollisionShape.Position.X, -_currentLength / 2.0f));
+        } else if (Direction == Vector2.Down)
+        {
+            var pos = Sprite.Position;
+            var scale = Sprite.Scale;
+            var shape = CollisionShape?.Shape as RectangleShape2D;
+            Sprite.SetScale(new Vector2(scale.X, _currentLength / PixelSize));
+            Sprite.SetPosition(new Vector2(pos.X, _currentLength / 2.0f));
+            shape?.SetSize(new Vector2(PixelSize / 2f, _currentLength / 2.0f));
+            CollisionShape?.SetPosition(new Vector2(CollisionShape.Position.X, _currentLength / 2.0f));
+        } else if (Direction == Vector2.Left)
+        {
+            var pos = Sprite.Position;
+            var scale = Sprite.Scale;
+            var shape = CollisionShape?.Shape as RectangleShape2D;
+            Sprite.SetScale(new Vector2(_currentLength / PixelSize, scale.Y));
+            Sprite.SetPosition(new Vector2(-_currentLength / 2.0f, pos.Y));
+            shape?.SetSize(new Vector2(_currentLength / 2.0f, PixelSize / 2f));
+            CollisionShape?.SetPosition(new Vector2(-_currentLength / 2.0f, CollisionShape.Position.Y));
+        } else if (Direction == Vector2.Right)
+        {
+            var pos = Sprite.Position;
+            var scale = Sprite.Scale;
+            var shape = CollisionShape?.Shape as RectangleShape2D;
+            Sprite.SetScale(new Vector2(_currentLength / PixelSize, scale.Y));
+            Sprite.SetPosition(new Vector2(_currentLength / 2.0f, pos.Y));
+            shape?.SetSize(new Vector2(_currentLength / 2.0f, PixelSize / 2f));
+            CollisionShape?.SetPosition(new Vector2(_currentLength / 2.0f, CollisionShape.Position.Y));
+        }
+    }
+
+    private bool CheckForObstacle(float newLength)
+    {
+        var spaceState = GetWorld2D().DirectSpaceState;
+        var queryStart = GlobalPosition;
+        var queryEnd = queryStart + Direction.Normalized() * newLength;
+        var query = PhysicsRayQueryParameters2D.Create(queryStart, queryEnd);
+
+        query.CollideWithAreas = false;
+        query.CollideWithBodies = true;
+        
+        var result = spaceState.IntersectRay(query);
+        return result.Count > 0;
+    }
+}

scripts/components/BeamComponent.cs.uid

@@ -0,0 +1 @@
+uid://df1llrbm80e02

scripts/components/beam_component.gd

@@ -1,4 +1,4 @@
-class_name BeamComponent
+# class_name BeamComponent
 extends Node2D
 
 @export var expansion_speed: float = 16.0