private async Task <bool> OnSearchHistoryAsync(ConsoleImproved prompt, ConsoleKeyEx key)
{
int oldPos = implementation.CursorTop;
implementation.CursorLeft = 0;
implementation.CursorTop = implementation.WindowHeight - 2;
// create fake shell object with a custom prompt
var fakeShell = new Dotnet.Shell.API.Shell();
fakeShell.History.AddRange(shell.History);
fakeShell.Prompt = () =>
{
RenderSearchChanges();
// Search) user search text
// [1/3]: matched entry
return("Search) ");
};
ci = new ConsoleImproved(implementation, fakeShell);
ci.KeyOverrides.Where(x => x.Key.Key == ConsoleKey.UpArrow).ToList().ForEach(x => ci.KeyOverrides.Remove(x));
ci.KeyOverrides.Where(x => x.Key.Key == ConsoleKey.DownArrow).ToList().ForEach(x => ci.KeyOverrides.Remove(x));
ci.AddKeyOverride(ConsoleKeyEx.Any, OnSearchTextEnteredAsync);
ci.AddKeyOverride(new ConsoleKeyEx(ConsoleKey.UpArrow), OnChangeSearchEntryAsync);
ci.AddKeyOverride(new ConsoleKeyEx(ConsoleKey.DownArrow), OnChangeSearchEntryAsync);
ci.AddKeyOverride(new ConsoleKeyEx(ConsoleKey.Enter), OnSelectSearchEntryAsync);
ci.DisplayPrompt();
// When the prompt returns, instead of executing the command we just set that
// as what to show on screen
var command = await ci.GetCommandAsync();
implementation.CursorTop = implementation.WindowHeight - 2;
implementation.Write(new string(' ', implementation.WindowWidth));
implementation.CursorTop = implementation.WindowHeight - 1;
implementation.Write(new string(' ', implementation.WindowWidth));
implementation.CursorTop = oldPos;
implementation.Write(new string(' ', implementation.WindowWidth));
prompt.DisplayPrompt(command);
return(false);
}
public HistorySearch(IConsole console, Dotnet.Shell.API.Shell shell)
{
this.implementation = console;
this.shell = shell;
}
public static Func <ConsoleImproved, ConsoleKeyEx, Task <bool> > OnSearchHistory(IConsole console, Dotnet.Shell.API.Shell shell)
{
var search = new HistorySearch(console, shell);
return(search.OnSearchHistoryAsync);
}
