public static async Task<Account> Authenticate(Connection con)
{
await con.SendAsync("Please enter your username: (hit enter to register a new account)");
var username = await con.ReadNextMsgAsync();
Account account;
if (username == "") {
account = await Registrar.Register(con);;
} else {
var accounttask = Account.FromUsername(username);
await con.SendAsync("Enter password: "******"Wrong password");
return await Authenticate(con);
}
}
return account;
}
private static async Task<string> ReceiveValidPassword(Connection con)
{
await con.SendAsync("Enter your desired password: "******"Enter it again: ");
var pw2 = await con.ReadNextMsgAsync();
if (pw1 != pw2) {
await con.SendAsync("Passwords don't match, try again ");
return await ReceiveValidPassword(con);
}
return pw1;
}
private static async Task<string> ReceiveValidUsername(Connection con)
{
await con.SendAsync("Please enter your desired username (a-Z, 0-9, _): ");
var username = await con.ReadNextMsgAsync();
if (await Account.IsUsernameTaken(username)) {
await con.SendAsync("That name is already taken, please choose another one");
return await ReceiveValidUsername(con);
}
return username;
}