Coding/BinaryDad.Coding/Users.cs

using Microsoft.Extensions.Caching.Distributed;
using System;
using System.Collections.Generic;
using System.Threading.Tasks;

namespace BinaryDad.Coding
{
    public static class Users
    {
        public static readonly IDictionary<string, User> Sessions = new Dictionary<string, User>(StringComparer.OrdinalIgnoreCase);
    }

    public class UserCache
    {
        private readonly IDistributedCache _cache;

        public UserCache(IDistributedCache cache) 
        {
            _cache = cache;
        }
        
        public async Task<User> GetUser(string connectionId)
        {
            var user = new User();

            user.Id = connectionId;
            user.Name = await _cache.GetStringAsync($"name-{connectionId}");
            user.Color = await _cache.GetStringAsync($"color-{connectionId}");

            return user;
        }

    }
}