using Engine.Core;

namespace Engine.Systems.Network;

/// <summary>
/// Basic client behaviour that finds the <see cref="INetworkCommunicatorClient"/> in the universe in it's first active frame.
/// <br/> 
/// Disclaimer: It implements <see cref="IFirstFrameUpdate"/> and <see cref="ILastFrameUpdate"/> in virtual methods.
/// </summary>
public class ClientBehaviour : Behaviour, IFirstFrameUpdate, ILastFrameUpdate
{
    public INetworkCommunicatorClient Client { get; private set; } = null!;

    public virtual void FirstActiveFrame() => Client = Universe.FindRequiredBehaviour<INetworkCommunicatorClient>();
    public virtual void LastActiveFrame() => Client = null!;
}