using System.Threading.Tasks;
using System.Threading;
using System.Collections.Generic;
using Newtonsoft.Json.Linq;
namespace raven_integration
{
    public class CredRepo
    {
        static SemaphoreSlim semaphoreSlim = new SemaphoreSlim(1, 1);
        private static Dictionary<string, string> authDict = new Dictionary<string, string>();
        public CredRepo() { }
        public static async Task<string> GetTokenAsync(string login, string password = null)
        {
            await semaphoreSlim.WaitAsync();
            try
            {
                if (password == null)
                    password = login;
                if (!authDict.ContainsKey(login))
                {
                    dynamic creds = new JObject();
                    creds.login = login;
                    creds.password = password;
                    ApiResponse a = await Util.PostAsync("auth", null, creds.ToString());
                    authDict[login] = a.ObjectResponse["data"]["token"].Value<string>();
                }
                return authDict[login];
            }
            finally
            {
                semaphoreSlim.Release();
            }
        }
    }
}