asp.net identity 2.0 unity not resolving default user store

Question

i get the following exception when trying to configure Unity using Unity.Mvc5 with an MVC 5 application using Identity 2.0 and the Identity 2.0 Samples boilerplate. i have read

Answer 1

ok i figured it out. i think. i created my own userstore class and plugged it in. this was helpful somewhat. http://odetocode.com/blogs/scott/archive/2014/01/20/implementing-asp-net-identity.aspx

unity config

container.RegisterType(new HierarchicalLifetimeManager());
container.RegisterType, bcUserStore>(new HierarchicalLifetimeManager());

user manager

public static ApplicationUserManager Create(IdentityFactoryOptions options, IOwinContext context)
{
   var manager = new ApplicationUserManager(new bcUserStore(context.Get()));
// other code that's not relevant
}

user store

public class bcUserStore : IUserStore
{
    private IDbSet _users;
    private ApplicationDbContext _context;
    public bcUserStore(ApplicationDbContext context)
    {
        _users = context.Users;
        _context = context;
    }
    public System.Threading.Tasks.Task CreateAsync(ApplicationUser user)
    {
        user.Id = Guid.NewGuid().ToString();
        _users.Add(user);
        return _context.SaveChangesAsync();
    }

    public System.Threading.Tasks.Task DeleteAsync(ApplicationUser user)
    {
        _users.Remove(user);
        return _context.SaveChangesAsync();
    }

    public System.Threading.Tasks.Task FindByIdAsync(string userId)
    {
        return _users.FirstOrDefaultAsync(x => x.Id == userId);
    }

    public System.Threading.Tasks.Task FindByNameAsync(string userName)
    {
        return _users.FirstOrDefaultAsync(x => x.UserName == userName);
    }

    public System.Threading.Tasks.Task UpdateAsync(ApplicationUser user)
    {
        var current = _users.Find(user.Id);
        _context.Entry(current).CurrentValues.SetValues(user);
        return _context.SaveChangesAsync();
    }

    public void Dispose()
    {
        _users = null;
        _context.Dispose();
    }
}