using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Windows.Security.Credentials;

namespace SmartCharging.Common
{
    class CredentialStorage
    {
        private string key = "SmartChargingKey";
        public void SaveCredential(String username, string password)
        {
            var vault = new Windows.Security.Credentials.PasswordVault();
            vault.Add(new Windows.Security.Credentials.PasswordCredential(
                key, username, password));
        }

        public PasswordCredential GetCredential()
        {
            Windows.Security.Credentials.PasswordCredential credential = null;
            try
            {
               

                var vault = new Windows.Security.Credentials.PasswordVault();
                var credentialList = vault.FindAllByResource(key);
                if (credentialList.Count >= 1)
                {
                    credential = credentialList[0];
                }
            }
            catch { }
            

            return credential;
        }

        public void RemoveCredentials()
        {
            try
            {
                var vault = new Windows.Security.Credentials.PasswordVault();
                var storedCreds = vault.FindAllByResource(key);

                foreach (PasswordCredential pc in storedCreds)
                {
                    vault.Remove(pc);
                }
               
            }
            catch
            {
                
            }          
        }
    }
}