using System;
using System.Collections.Generic;
using System.ComponentModel;
using Godot;
using Godot.Bridge;
using Godot.NativeInterop;

[ScriptPath("res://Scripts/Puzzles/PuzzleButton.cs")]
public partial class PuzzleButton : ShapeCast2D, IPuzzle
{
	[Signal]
	public delegate void CallOnPressEventHandler();

	[Export(PropertyHint.None, "")]
	private bool onlyCrates;

	[Export(PropertyHint.None, "")]
	private bool repeatableCall;

	[Export(PropertyHint.None, "")]
	private Texture2D[] texs;

	[Export(PropertyHint.None, "")]
	private Sprite2D sprite;

	[Export(PropertyHint.None, "")]
	private AudioStream pressSound;

	private bool lastState;

	private bool firstStep;

	private bool lastPress;

	private bool pressed;

public bool active { get; set; }

public override void _EnterTree()
	{
	}

	public override void _Process(double delta)
	{
		int collisionCount = GetCollisionCount();
		active = false;
		pressed = false;
		if (collisionCount > 0)
		{
			for (int i = 0; i < collisionCount; i++)
			{
				if (GetCollider(i) is CratePush)
				{
					active = true;
					pressed = true;
				}
				else if (GetCollider(i) is Player || GetCollider(i) is Follower)
				{
					active = !onlyCrates;
					pressed = true;
				}
			}
		}
		if (lastPress != pressed && pressSound != null)
		{
			Audio.PlaySound(pressSound);
		}
		sprite.Texture = texs[pressed ? 1u : 0u];
		if (active != lastState)
		{
			if (active)
			{
				if (repeatableCall || !firstStep)
				{
					EmitSignal(SignalName.CallOnPress);
				}
				firstStep = true;
			}
			lastState = active;
		}
		lastPress = pressed;
	}

}