using System.Net.WebSockets;
using System.Text;

namespace MauMau_Server.Websockets;

public static class WebsocketManager
{
    public static void SendAsync(WebSocket socket, string message)
    {
        var bytes = Encoding.Default.GetBytes(message);
        var arraySegment = new ArraySegment<byte>(bytes);
        socket.SendAsync(arraySegment, WebSocketMessageType.Text, true, CancellationToken.None);
    }
    
    public static void BroadcastAsync(List<WebSocket> sockets, string message)
    {
        foreach (var socket in sockets)
        {
            SendAsync(socket, message);
        }
    }
    
    public static async Task<WebSocketResponse> ReceiveAsync(WebSocket webSocket)
    {
        var buffer = new byte[4096];
        var arraySegment = new ArraySegment<byte>(buffer);
        var result = await webSocket.ReceiveAsync(arraySegment, CancellationToken.None);
        var slicedBuffer = buffer[0..result.Count];
        return new WebSocketResponse(result, slicedBuffer);
    }
    
    public static async void CloseAsync(WebSocket webSocket, WebSocketReceiveResult result)
    {
        await webSocket.CloseAsync(result.CloseStatus.Value, result.CloseStatusDescription, CancellationToken.None);
    }
}