private void FindPasscodeGreedy(PasscodeState passcode)
{
if (passcode.Count >= _minLength)
{
return;
}
var nextDigits = passcode.GetOrderedNextDigits();
foreach (var digit in nextDigits)
{
var newPass = passcode.AddValue(digit);
if (newPass.RemainingSubstringCount == 0)
{
if (newPass.Count < _minLength)
{
_minLength = newPass.Count;
_minPasscodes.Clear();
}
_minPasscodes.Add(newPass);
}
else
{
FindPasscodeGreedy(newPass);
}
}
}
public void ClearPasscode()
{
using (var db = new SQLiteConnection(_dataBasePath)) {
try {
PasscodeState passcode = db.Get <PasscodeState>(x => x.HasPasscode);
db.DropTable <PasscodeState>();
} catch (Exception exc) {
return;
}
}
}
public bool IsValidPin(int pin)
{
using (var db = new SQLiteConnection(_dataBasePath)) {
try {
PasscodeState passcode = db.Get <PasscodeState>(x => x.HasPasscode);
if (pin.Equals(passcode.Pin))
{
return(true);
}
else
{
return(false);
}
} catch (Exception exc) {
return(false);
}
}
}
public bool IsPasscodeExist()
{
using (var db = new SQLiteConnection(_dataBasePath)) {
try {
PasscodeState passcode = db.Get <PasscodeState>(x => x.HasPasscode);
if (passcode != null)
{
return(passcode.HasPasscode);
}
else
{
return(false);
}
} catch (Exception exc) {
return(false);
}
}
}