Engine-Pong/Game/Behaviours/PongManagerBehaviour.cs

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using System;
using Microsoft.Xna.Framework.Input;
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using Syntriax.Engine.Core;
namespace Pong.Behaviours;
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public class PongManagerBehaviour : BehaviourOverride
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{
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public Action<PongManagerBehaviour>? OnReset { get; set; } = null;
public Action<PongManagerBehaviour>? OnFinished { get; set; } = null;
public Action<PongManagerBehaviour>? OnScored { get; set; } = null;
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public int ScoreLeft { get; private set; } = 0;
public int ScoreRight { get; private set; } = 0;
public int ScoreSum => ScoreLeft + ScoreRight;
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public int WinScore { get; } = 5;
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public PongManagerBehaviour() => WinScore = 5;
public PongManagerBehaviour(int winScore) => WinScore = winScore;
protected override void OnFirstActiveFrame()
{
KeyboardInputsBehaviour? buttonInputs = null!;
if (!BehaviourController.TryGetBehaviour(out buttonInputs))
buttonInputs = BehaviourController.AddBehaviour<KeyboardInputsBehaviour>();
buttonInputs.RegisterOnRelease(Keys.Space, (_, _1) => Reset());
}
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public void ScoreToLeft()
{
ScoreLeft++;
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OnScored?.Invoke(this);
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CheckFinish();
}
public void ScoreToRight()
{
ScoreRight++;
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OnScored?.Invoke(this);
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CheckFinish();
}
public void Reset()
{
ScoreLeft = ScoreRight = 0;
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OnReset?.Invoke(this);
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}
private void CheckFinish()
{
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int halfwayScore = (int)(WinScore * .5f);
if (ScoreLeft > halfwayScore || ScoreRight > halfwayScore)
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OnFinished?.Invoke(this);
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}
}