/// <summary>
/// Read password
/// </summary>
/// <param name="promptLabel">Prompt label</param>
/// <returns>Reteurn Secure string password</returns>
public SecureString ReadPassword(string promptLabel = "Password: "******"*".PadLeft(manual.Length, '*'));
}
else
{
// Read from console
while (true)
{
var i = Console.ReadKey(true);
if (i.Key == ConsoleKey.Enter)
{
break;
}
else if (i.Key == ConsoleKey.Backspace)
{
if (pwd.Length > 0)
{
pwd.RemoveAt(pwd.Length - 1);
Console.Write("\b \b");
}
}
else
{
pwd.AppendChar(i.KeyChar);
Console.Write("*");
}
State = pwd.Length > 0 ? ConsoleReaderState.ReadingPasswordDirty : ConsoleReaderState.ReadingPassword;
}
}
Console.ForegroundColor = colorBefore;
State = ConsoleReaderState.None;
return(pwd);
}
/// <summary>
/// Read password
/// </summary>
/// <param name="promptLabel">Prompt label</param>
/// <returns>Reteurn Secure string password</returns>
public SecureString ReadPassword(bool promptLabel = true)
{
if (promptLabel)
{
_consoleWriter.WriteLine("Password: "******"\b \b");
}
}
else
{
pwd.AppendChar(i.KeyChar);
Console.Write("*");
}
State = pwd.Length > 0 ? ConsoleReaderState.ReadingPasswordDirty : ConsoleReaderState.ReadingPassword;
}
State = ConsoleReaderState.None;
return(pwd);
}
/// <inheritdoc />
public string ReadFromConsole(IAutoCompleteHandler autocomplete = null)
{
State = ConsoleReaderState.Reading;
// Write prompt
_consoleWriter.WritePrompt();
// If have something loaded
if (_manualInputs.Count > 0)
{
State = ConsoleReaderState.ReadingDirty;
// Get first loaded command
var input = _manualInputs[0];
_manualInputs.RemoveAt(0);
if (!string.IsNullOrEmpty(input))
{
// Print it
_consoleWriter.WriteLine(input, ConsoleOutputStyle.Input);
// Use it
State = ConsoleReaderState.None;
return(input);
}
}
// Read from console
string ret;
var cursor = 0;
var historyIndex = 0;
var insertMode = true;
var txt = new StringBuilder();
if (IsWindows)
{
// In Mac don't work
Console.CursorSize = !insertMode ? 100 : 25;
}
_consoleWriter.GetCursorPosition(out var startX, out var startY);
var i = new ConsoleKeyInfo();
do
{
i = Console.ReadKey(true);
switch (i.Key)
{
// Accept
case ConsoleKey.Enter:
{
_consoleWriter.WriteLine("", ConsoleOutputStyle.Input);
break;
}
// Remove
case ConsoleKey.Delete:
{
if (cursor >= txt.Length)
{
break;
}
txt.Remove(cursor, 1);
if (txt.Length - cursor != 0)
{
_consoleWriter.SetCursorPosition(startX + cursor, startY);
_consoleWriter.Write(txt.ToString().Substring(cursor) + " \b", ConsoleOutputStyle.Input);
_consoleWriter.SetCursorPosition(startX + cursor, startY);
}
else
{
_consoleWriter.Write(" \b", ConsoleOutputStyle.Input);
}
break;
}
case ConsoleKey.Backspace:
{
if (cursor > 0)
{
txt.Remove(cursor - 1, 1);
cursor--;
}
else if (cursor == 0)
{
break;
}
int l = txt.Length - cursor;
if (l > 0)
{
_consoleWriter.Write("".PadLeft(l, ' '), ConsoleOutputStyle.Input);
_consoleWriter.SetCursorPosition(startX + cursor, startY);
_consoleWriter.Write(txt.ToString().Substring(cursor), ConsoleOutputStyle.Input);
_consoleWriter.SetCursorPosition(startX + cursor, startY);
}
else
{
_consoleWriter.Write("\b \b", ConsoleOutputStyle.Input);
}
break;
}
// Move
case ConsoleKey.LeftArrow:
case ConsoleKey.RightArrow:
{
if (i.Key == ConsoleKey.LeftArrow)
{
cursor = Math.Max(0, cursor - 1);
}
else
{
cursor = Math.Min(txt.Length, cursor + 1);
}
_consoleWriter.SetCursorPosition(startX + cursor, startY);
break;
}
case ConsoleKey.Home:
case ConsoleKey.End:
{
if (i.Key != ConsoleKey.End)
{
cursor = 0;
}
else
{
cursor = txt.Length;
}
_consoleWriter.SetCursorPosition(startX + cursor, startY);
break;
}
// History
case ConsoleKey.UpArrow:
case ConsoleKey.PageUp:
case ConsoleKey.DownArrow:
case ConsoleKey.PageDown:
{
string strH = "";
if (_history.Count > 0)
{
historyIndex = (historyIndex + (i.Key == ConsoleKey.DownArrow || i.Key == ConsoleKey.PageDown ? 1 : -1));
if (historyIndex < 0)
{
historyIndex = _history.Count - 1;
}
else if (historyIndex > _history.Count - 1)
{
historyIndex = 0;
}
strH = _history[historyIndex];
txt.Clear();
txt.Append(strH);
cursor = txt.Length;
}
CleanFromThisPoint(startX, startY);
_consoleWriter.Write(strH, ConsoleOutputStyle.Input);
break;
}
// Autocomplete
case ConsoleKey.Tab:
{
string cmd = txt.ToString().ToLowerInvariant();
string[] matches = autocomplete?.Keys.Where(key => key.StartsWith(cmd)).OrderBy(u => u).ToArray();
if (matches == null || matches.Length <= 0)
{
// No match
break;
}
int max = 0;
if (matches.Length == 1)
{
// 1 found
txt.Clear();
txt.Append(matches[0] + " ");
cursor = txt.Length;
max = matches[0].Length;
}
else
{
// Search match
cmd = matches[0];
for (int x = 1, m = cmd.Length; x <= m; x++)
{
var ok = true;
var split = cmd.Substring(0, x);
foreach (string s in matches)
{
if (s.StartsWith(split))
{
continue;
}
ok = false;
break;
}
if (ok)
{
max = x;
}
else
{
break;
}
}
// Take coincidences
txt.Clear();
txt.Append(matches[0].Substring(0, max));
cursor = txt.Length;
}
// Print found
_consoleWriter.WriteLine("", ConsoleOutputStyle.Input);
foreach (var var in matches)
{
_consoleWriter.Write(var.Substring(0, max), ConsoleOutputStyle.AutocompleteMatch);
_consoleWriter.WriteLine(var.Substring(max), ConsoleOutputStyle.Autocomplete);
}
// Prompt
_consoleWriter.WritePrompt();
_consoleWriter.GetCursorPosition(out startX, out startY);
_consoleWriter.Write(txt.ToString(), ConsoleOutputStyle.Input);
_consoleWriter.SetCursorPosition(startX + cursor, startY);
break;
}
// Special
case ConsoleKey.Insert:
{
insertMode = !insertMode;
Console.CursorSize = !insertMode ? 100 : 25;
break;
}
// Write
default:
{
txt.Insert(cursor, i.KeyChar);
cursor++;
if (!insertMode)
{
_consoleWriter.Write(i.KeyChar.ToString(), ConsoleOutputStyle.Input);
if (cursor < txt.Length)
{
txt.Remove(cursor, 1);
}
}
else
{
_consoleWriter.Write(txt.ToString().Substring(cursor - 1), ConsoleOutputStyle.Input);
if (cursor != txt.Length)
{
_consoleWriter.SetCursorPosition(startX + cursor, startY);
}
}
break;
}
}
State = txt.Length > 0 ? ConsoleReaderState.ReadingDirty : ConsoleReaderState.Reading;
}while (i.Key != ConsoleKey.Enter);
ret = txt.ToString();
// Append to history
if (_history.LastOrDefault() != ret)
{
if (_history.Count > MaxHistorySize)
{
_history.RemoveAt(0);
}
_history.Add(ret);
}
// return text
State = ConsoleReaderState.None;
return(ret);
}
/// <inheritdoc />
public string ReadFromConsole(IAutoCompleteHandler autocomplete = null)
{
State = ConsoleReaderState.Reading;
// Write prompt
WritePrompt();
// If have something loaded
if (TryReadManualInput(out var manual))
{
State = ConsoleReaderState.ReadingDirty;
// Print it
WriteLine(manual, ConsoleOutputStyle.Input);
// Use it
State = ConsoleReaderState.None;
return(manual);
}
// Read from console
var state = new ConsoleInputState(this)
{
Autocomplete = autocomplete
};
if (IsWindows)
{
// In Mac don't work
Console.CursorSize = !state.InsertMode ? 100 : 25;
}
ConsoleKeyInfo i;
do
{
i = Console.ReadKey(true);
if (_keyHandle.TryGetValue(i.Key, out var action))
{
action(i.Key, state);
}
else
{
ReadFromConsole_Default(i, state);
}
State = state.Txt.Length > 0 ? ConsoleReaderState.ReadingDirty : ConsoleReaderState.Reading;
}while (i.Key != ConsoleKey.Enter);
// Process return
var ret = state.Txt.ToString();
// Append to history
if (_history.LastOrDefault() != ret)
{
if (_history.Count > MaxHistorySize)
{
_history.RemoveAt(0);
}
_history.Add(ret);
}
// return text
State = ConsoleReaderState.None;
return(ret);
}
