public async Task <string> ReadLineOnPositionAsync(Func <int> leftIndentResolver, int top)
{
var input = string.Empty;
while (true)
{
_consoleAbstraction.SetCursorPosition(leftIndentResolver.Invoke() + input.Length, top);
var key = await _consoleAbstraction.ReadKeyAsync();
_consoleAbstraction.ClearLine(leftIndentResolver.Invoke(), top);
if (key.Key == ConsoleKey.Enter)
{
return(input);
}
if (key.Key == ConsoleKey.Backspace)
{
if (input.Length > 0)
{
input = input.Remove(input.Length - 1);
}
}
else
{
input += key.KeyChar;
}
_consoleAbstraction.WriteOnPosition(input, leftIndentResolver.Invoke(), top);
}
}
private void DisplayPrompt()
{
_consoleAbstraction.WriteOnPosition(Prompt, 0, _height, ConsoleColor.Green);
}