using System;
using LiteNetLib;
using LiteNetLib.Utils;
using Syntriax.Engine.Core;
using Syntriax.Engine.Network.Abstract;

namespace Syntriax.Engine.Network;

public abstract class NetworkBehaviour : BehaviourOverride, INetworkBehaviour
{
    public event INetworkEntity.OnNetworkIdChangedDelegate? OnNetworkIdChanged = null;

    private uint _networkId = 0;
    public uint NetworkId
    {
        get => _networkId;
        set
        {
            if (!IsServer)
                return;

            if (value == _networkId)
                return;

            uint previousNetworkId = _networkId;
            _networkId = value;
            OnNetworkIdChanged?.Invoke(this, previousNetworkId);
        }
    }

    public bool IsServer { get; private set; } = false;
    public bool IsClient { get; private set; } = false;

    public INetworkCommunicator NetworkCommunicator { get; private set; } = null!;


    protected override void OnInitialize()
    {
        NetworkCommunicator = BehaviourController.GetBehaviourInParent<INetworkCommunicator>()
                              ?? GameObject.GameManager.FindBehaviour<INetworkCommunicator>()
                              ?? throw new Exception($"Could not find an {nameof(INetworkCommunicator)}.");

        if (NetworkCommunicator is INetworkCommunicatorClient client)
        {
            IsClient = true;
            return;
        }

        IsServer = true;
    }
}