public void SetSymbolShortcut(KalkShortcut shortcut)
{
if (shortcut == null)
{
throw new ArgumentNullException(nameof(shortcut));
}
RemoveShortcut(shortcut.Name);
Add(shortcut.Name, shortcut);
foreach (KalkShortcutKeySequence shortcutKey in shortcut.Keys)
{
var map = ShortcutKeyMap;
KalkConsoleKey consoleKey = default;
for (int i = 0; i < shortcutKey.Keys.Count; i++)
{
if (i > 0)
{
if (!map.TryGetShortcut(consoleKey, out var newMap) || !(newMap is KalkShortcutKeyMap))
{
newMap = new KalkShortcutKeyMap();
map[consoleKey] = newMap;
}
map = (KalkShortcutKeyMap)newMap;
}
consoleKey = shortcutKey.Keys[i];
}
map[consoleKey] = shortcutKey.Expression;
}
}
public void RemoveShortcut(string name)
{
if (!TryGetValue(name, out var shortcut))
{
return;
}
Remove(name);
foreach (KalkShortcutKeySequence shortcutKey in shortcut.Keys)
{
var map = ShortcutKeyMap;
KalkConsoleKey consoleKey = default;
for (int i = 0; i < shortcutKey.Keys.Count; i++)
{
if (i > 0)
{
if (!map.TryGetShortcut(consoleKey, out var newMap) || !(newMap is KalkShortcutKeyMap))
{
continue;
}
map = (KalkShortcutKeyMap)newMap;
}
consoleKey = shortcutKey.Keys[i];
}
map.Remove(consoleKey);
}
// Cleanup all maps to remove empty ones
CleanupMap(ShortcutKeyMap);
}
public static List <KalkShortcutKeySequence> Parse(ScriptExpression keys, ScriptExpression expression)
{
if (keys == null)
{
throw new ArgumentNullException(nameof(keys));
}
var keyAsString = keys is ScriptLiteral literal && literal.Value is string strValue? strValue : keys.ToString();
var keySequencesAsText = keyAsString.Split(',', StringSplitOptions.RemoveEmptyEntries);
var keySequences = new List <KalkShortcutKeySequence>();
foreach (var keySequence in keySequencesAsText)
{
var keyList = keySequence.Split(' ', StringSplitOptions.RemoveEmptyEntries);
var resultKeys = new List <KalkConsoleKey>();
foreach (var keyText in keyList)
{
try
{
var key = KalkConsoleKey.Parse(keyText);
resultKeys.Add(key);
}
catch (Exception ex)
{
throw new ScriptRuntimeException(keys.Span, $"Unable to parse key. Reason: {ex.Message}");
}
}
keySequences.Add(new KalkShortcutKeySequence(resultKeys, expression));
}
return(keySequences);
}
internal bool OnKey(ConsoleKeyInfo arg, ConsoleText line, ref int cursorIndex)
{
bool resetMap = true;
bool resetCompletion = true;
try
{
bool hasShift = (arg.Modifiers & ConsoleModifiers.Shift) != 0;
// For now, we discard SHIFT entirely, as it is handled separately for range selection
// TODO: we should handle them not differently from ctrl/alt, but it's complicated
arg = new ConsoleKeyInfo(arg.KeyChar, arg.Key, false, (arg.Modifiers & ConsoleModifiers.Alt) != 0, (arg.Modifiers & ConsoleModifiers.Control) != 0);
KalkConsoleKey kalkKey = arg;
if (cursorIndex >= 0 && cursorIndex <= line.Count)
{
if (_currentShortcutKeyMap.TryGetValue(kalkKey, out var value))
{
if (value is KalkShortcutKeyMap map)
{
_currentShortcutKeyMap = map;
resetMap = false; // we don't reset if
}
else
{
var expression = (ScriptExpression)value;
var result = EvaluateExpression(expression);
if (result is KalkActionObject command)
{
// Particular case the completion action, we handle it here
if (command.Action == "completion")
{
// In case of shift we go backward
if (OnCompletionRequested(hasShift, line, ref cursorIndex))
{
resetCompletion = false;
return(true);
}
}
else if (OnAction != null)
{
command.Call(OnAction);
}
}
else if (result != null)
{
var resultStr = ObjectToString(result);
line.Insert(cursorIndex, resultStr);
cursorIndex += resultStr.Length;
}
}
return(true);
}
}
}
finally
{
if (resetMap)
{
// Restore the root key map in case of an error.
_currentShortcutKeyMap = Shortcuts.ShortcutKeyMap;
}
if (resetCompletion)
{
ResetCompletion();
}
}
return(false);
}
