/// <summary>
/// Write wrong option message
/// </summary>
/// <param name="selectedOptionText"></param>
/// <param name="consoleSelect"></param>
private void WrongOption(string selectedOptionText, ConsoleSelect consoleSelect)
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine(Messages.WrongOption, selectedOptionText);
Console.ResetColor();
ReadSelectedOption(consoleSelect);
}
/// <summary>
/// Wait user input, verify if is a correct option and set option to selected
/// </summary>
/// <param name="consoleSelect"></param>
private void ReadSelectedOption(ConsoleSelect consoleSelect)
{
Console.WriteLine();
Console.Write(Messages.ChooseOption);
string selectedOptionText = Console.ReadLine();
int selectedOption = 0;
if (int.TryParse(selectedOptionText, out selectedOption) && IsValidRange(consoleSelect, --selectedOption))
{
this.SelectedOption = consoleSelect.Options[selectedOption];
}
else if (selectedOption == consoleSelect.Options.Count)
{
this.Previous();
}
else if (selectedOption == 98)
{
this.Exit();
}
else
{
this.WrongOption(selectedOptionText, consoleSelect);
}
}
/// <summary>
/// Write node
/// </summary>
/// <param name="node">Node</param>
/// <param name="deep">Deep</param>
private static void WriteNode(ConsoleOption node, int deep)
{
deep++;
RenderNode(node, deep);
if (node is ConsoleSelect)
{
ConsoleSelect select = node as ConsoleSelect;
foreach (ConsoleOption item in select.Options)
{
WriteNode(item, deep);
}
}
}
/// <summary>
/// Create a new console state machine
/// </summary>
/// <param name="description">Description</param>
/// <param name="initialSelect">Initial menu</param>
public ConsoleMachine(string description, ConsoleSelect initialSelect)
{
this.Description = description;
this.SelectedOption = initialSelect;
}
/// <summary>
/// Create and start new console state machine
/// </summary>
/// <param name="select">Initial menu</param>
/// <param name="description">Description</param>
public static void Start(ConsoleSelect select, string description = "Untitled")
{
ConsoleMachine machine = new ConsoleMachine(description, select);
machine.Execute();
}
/// <summary>
/// Verify if selected option is valid in range
/// </summary>
/// <param name="consoleSelect">Current console select</param>
/// <param name="selectedOption">Next selected option</param>
/// <returns></returns>
private bool IsValidRange(ConsoleSelect consoleSelect, int selectedOption)
{
return(selectedOption > -1 && selectedOption < consoleSelect.Options.Count);
}