using IM_API.Application.Interfaces;
using IM_API.Domain.Interfaces;

namespace IM_API.Infrastructure.EventBus
{
    public class InMemoryEventBus : IEventBus
    {
        private IServiceProvider _serviceProvider;
        private ILogger<InMemoryEventBus> _logger;
        public InMemoryEventBus(IServiceProvider serviceProvider, ILogger<InMemoryEventBus> logger)
        {
            _serviceProvider = serviceProvider;
            _logger = logger;
        }

        public async Task PublishAsync<TEvent>(TEvent @event) where TEvent : IEvent
        {
            var handlers = _serviceProvider.GetServices<IEventHandler<TEvent>>();
            foreach (var handler in handlers)
            {
                try
                {
                    await handler.Handle(@event);
                }
                catch(Exception e)
                {
                    _logger.LogError("EventHandler error:"+e.Message, e);
                }
            }
        }
    }
}