using System.Threading.Tasks;
using TINK.Model.User.Account;

namespace TestTINKLib.Model.User.Account
{
    public class StoreMock : IStore
    {
        IAccount m_oAccount;

        /// <summary>
        /// Instantiates
        /// - a dummy account to simulate a logged in user before end of last session
        /// - an empty account to simulate no user logged in before end of last session
        /// </summary>
        /// <param name="p_oAccount">If null no user is logged in.</param>
        public StoreMock(IAccount p_oAccount = null)
        {
            m_oAccount = new TINK.Model.User.Account.Account(p_oAccount ?? new EmptyAccount());
        }

        public Task<IAccount> Load()
        {
            return Task.FromResult<IAccount>(new TINK.Model.User.Account.Account(m_oAccount));
        }

        public IAccount Delete(IAccount p_oAccount)
        {
            // Set member to empty.
            m_oAccount = new EmptyAccount();

            // Return empty account.
            return new EmptyAccount();
        }

        public Task Save(IAccount p_oAccount)
        {
            m_oAccount = new TINK.Model.User.Account.Account(p_oAccount);
            return Task.CompletedTask;
        }
    }
}