/// <summary>
/// This method gets the correct number from user and inserts it at the top of the ChosenNumbers.
/// </summary>
private void GetNumberFromPlayer()
{
while (true)
{
InputOutputDevice.Write(PhraseProvider.GetPhrase(PhraseTypes.SelectingNumber));
int choice;
// try-catch is used to detect incorrect choice
try
{
choice = int.Parse(InputOutputDevice.Read());
}
catch (Exception)
{
InputOutputDevice.WriteError(PhraseProvider.GetPhrase(PhraseTypes.IncorrectChoice));
continue;
}
if (Numbers.Contains(choice))
{
ChosenNumbers.Push(choice);
break;
}
else
{
InputOutputDevice.WriteError(PhraseProvider.GetPhrase(PhraseTypes.IncorrectNumberChoice));
}
}
}
/// <summary>
/// This method proceeds to the next or to the previous level.
/// </summary>
private void Proceed()
{
int choice = ChosenNumbers.Peek();
// If choice is 0, then we should go back to the previous level or stay if we are at level 0.
if (choice == 0)
{
if (ChosenNumbers.GetSize() > 1)
{
InputOutputDevice.Write(PhraseProvider.GetPhrase(PhraseTypes.LevellingDownMessage));
ChosenNumbers.Pop();
int previousChoice = ChosenNumbers.Pop();
for (int i = 0; i < Numbers.Length; i++)
{
Numbers[i] /= previousChoice;
}
PrintNumbers();
InputOutputDevice.WriteLine();
}
else
{
ChosenNumbers.Pop();
InputOutputDevice.WriteError(PhraseProvider.GetPhrase(PhraseTypes.LevellingDownErrorMessage));
}
}
// If choice is not 0, then we should go to the next level. Return if level 4, because it is a last level.
else
{
if (ChosenNumbers.GetSize() == 4)
{
return;
}
InputOutputDevice.Write(string.Format(PhraseProvider.GetPhrase(PhraseTypes.LevellingUpMessage), choice));
StringBuilder levelLogs = new StringBuilder("( ");
for (int i = 0; i < Numbers.Length; i++)
{
levelLogs.AppendFormat($"{Numbers[i]}x{choice} ");
Numbers[i] *= choice;
}
levelLogs.Append(")");
PrintNumbers();
InputOutputDevice.WriteLine(levelLogs.ToString());
}
}
/// <summary>
/// This is a method used to start the game.
/// </summary>
public void Play()
{
InputOutputDevice.WriteLine(PhraseProvider.GetPhrase(PhraseTypes.Welcome));
InputOutputDevice.WriteLine(PhraseProvider.GetPhrase(PhraseTypes.NumberOfDoors));
Numbers = ArrayGenerator.GetArray(SettingsProvider.GetNumberOfDoors());
while (ChosenNumbers.GetSize() < 4)
{
InputOutputDevice.WriteLine(PhraseProvider.GetPhrase(PhraseTypes.LevelMessage) + (ChosenNumbers.GetSize() + 1));
InputOutputDevice.Write(PhraseProvider.GetPhrase(PhraseTypes.NumbersMessage));
PrintNumbers();
InputOutputDevice.WriteLine();
GetNumberFromPlayer();
Proceed();
}
InputOutputDevice.WriteLine();
InputOutputDevice.Write(PhraseProvider.GetPhrase(PhraseTypes.WinMessage));
}