using HubListener.Interfaces;
using Microsoft.Extensions.Hosting;

namespace HubListener
{
	internal class ChatService : IHostedService
	{
		private readonly IHostApplicationLifetime _hostApplicationLifetime;
		private readonly IChatListener _chatListener;
		public ChatService(IHostApplicationLifetime hostApplicationLifetime, IChatListener chatListener) {
			_hostApplicationLifetime = hostApplicationLifetime;
			_chatListener = chatListener;
		}

		public Task StartAsync(CancellationToken cancellationToken)
		{
			_hostApplicationLifetime.ApplicationStarted.Register(StartChat);

			return Task.CompletedTask;
		}

		public Task StopAsync(CancellationToken cancellationToken)
			=> Task.CompletedTask;

		private async void StartChat()
		{
			await _chatListener.Connect();
			await Task.Delay(5000); // Даём другому клиенту время для запуска
			await _chatListener.SendMessage(nameof(ChatService), $"проверка связи");
		}
	}
}