/// <summary>
/// Register a user + email combination for recieving marketing emails. Intelligently
/// select whether to create new users or update existing user information.
/// </summary>
/// <param name="name">User's name</param>
/// <param name="email">User's email address</param>
/// <returns>Marketing user as saved in the database.</returns>
public async Task <MarketingUser> RegisterUser(string name, string email)
{
MarketingUser mu;
try
{
// Check if there is a matching email that is subscribed
mu = await _database.GetActiveMarketingUserByEmail(email);
// User exists and is subscribed
throw new MarketingUserAlreadySubscribedException();
}
catch (MarketingUserNotFoundException)
{
// If not, add to database and mark for recieving marketing emails
mu = await _database.CreateMarketingUser(name, email);
}
// Return the new marketing user.
return(mu);
}
