7 minutes

scripts/entities/And.cs

@@ -0,0 +1,28 @@
+using Godot;
+using System;
+
+public partial class And : Node
+{
+	[Export] public int CountOfButtons = 2;
+
+	[Signal]
+	public delegate void ConditionMetEventHandler();
+	[Signal]
+	public delegate void ConditionNotMetEventHandler();
+
+	private int _buttons = 0;
+
+	public void Increment()
+	{
+		_buttons++;
+		if (_buttons == CountOfButtons)
+			EmitSignal(SignalName.ConditionNotMet);
+	}
+
+	public void Decrement()
+	{
+		_buttons--;
+		if (_buttons != CountOfButtons)
+			EmitSignal(SignalName.ConditionNotMet);
+	}
+}