IM_NEW/MessageService.WebApi/Application/EventHandlers/UserProfileUpdateHandler.cs

using IM.Commons.IntegrationEvents;
using MassTransit;
using MessageService.Domain.IReposities;
using MessageService.Infrastructure;

namespace MessageService.WebApi.Application.EventHandlers
{
    public class UserProfileUpdateHandler : IConsumer<UserProfileUpdateEvent>
    {
        private readonly MessageDbContext db;
        private readonly IConversationReposity reposity;

        public UserProfileUpdateHandler(MessageDbContext db, IConversationReposity reposity)
        {
            this.db = db;
            this.reposity = reposity;
        }

        public async Task Consume(ConsumeContext<UserProfileUpdateEvent> context)
        {
            var @event = context.Message;
            var conversations = await reposity.FindByTargetIdAsync(@event.UserId, context.CancellationToken);
            foreach (var conversation in conversations)
            {
                conversation.UpdateProfile(@event.NickName, @event.Avatar);
            }
            await db.SaveChangesAsync(context.CancellationToken);
        }
    }
}