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/*
* Copyright (c) 2020, the SerenityOS developers.
* Copyright (c) 2023, Sam Atkins <atkinssj@serenityos.org>
* Copyright (c) 2023, Tim Ledbetter <timledbetter@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "ChessWidget.h"
#include <LibConfig/Client.h>
#include <LibCore/System.h>
#include <LibDesktop/Launcher.h>
#include <LibFileSystem/FileSystem.h>
#include <LibFileSystemAccessClient/Client.h>
#include <LibGUI/ActionGroup.h>
#include <LibGUI/Application.h>
#include <LibGUI/Clipboard.h>
#include <LibGUI/Icon.h>
#include <LibGUI/Menu.h>
#include <LibGUI/Menubar.h>
#include <LibGUI/MessageBox.h>
#include <LibGUI/Process.h>
#include <LibGUI/Window.h>
#include <LibMain/Main.h>
struct EngineDetails {
StringView command;
StringView name { command };
String path {};
};
static Vector<EngineDetails> s_all_engines {
{ "ChessEngine"sv },
{ "stockfish"sv, "Stockfish"sv },
};
static ErrorOr<Vector<EngineDetails>> available_engines()
{
Vector<EngineDetails> available_engines;
for (auto& engine : s_all_engines) {
auto path_or_error = FileSystem::resolve_executable_from_environment(engine.command);
if (path_or_error.is_error())
continue;
engine.path = path_or_error.release_value();
TRY(available_engines.try_append(engine));
}
return available_engines;
}
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
TRY(Core::System::pledge("stdio rpath recvfd sendfd thread proc exec unix"));
auto app = TRY(GUI::Application::try_create(arguments));
Config::pledge_domain("Games");
Config::monitor_domain("Games");
TRY(Desktop::Launcher::add_allowed_handler_with_only_specific_urls("/bin/Help", { URL::create_with_file_scheme("/usr/share/man/man6/Chess.md") }));
TRY(Desktop::Launcher::seal_allowlist());
auto app_icon = TRY(GUI::Icon::try_create_default_icon("app-chess"sv));
auto window = TRY(GUI::Window::try_create());
auto widget = TRY(window->set_main_widget<ChessWidget>());
auto engines = TRY(available_engines());
for (auto const& engine : engines)
TRY(Core::System::unveil(engine.path, "x"sv));
TRY(Core::System::unveil("/res", "r"));
TRY(Core::System::unveil("/bin/GamesSettings", "x"));
TRY(Core::System::unveil("/tmp/session/%sid/portal/launch", "rw"));
TRY(Core::System::unveil("/tmp/session/%sid/portal/filesystemaccess", "rw"));
TRY(Core::System::unveil(nullptr, nullptr));
window->set_title("Chess");
window->set_base_size({ 4, 4 });
window->set_size_increment({ 8, 8 });
window->resize(508, 508);
window->set_icon(app_icon.bitmap_for_size(16));
widget->set_piece_set(Config::read_string("Games"sv, "Chess"sv, "PieceSet"sv, "stelar7"sv));
widget->set_board_theme(Config::read_string("Games"sv, "Chess"sv, "BoardTheme"sv, "Beige"sv));
widget->set_coordinates(Config::read_bool("Games"sv, "Chess"sv, "ShowCoordinates"sv, true));
widget->set_show_available_moves(Config::read_bool("Games"sv, "Chess"sv, "ShowAvailableMoves"sv, true));
auto game_menu = TRY(window->try_add_menu("&Game"_short_string));
TRY(game_menu->try_add_action(GUI::Action::create("&Resign", { Mod_None, Key_F3 }, [&](auto&) {
widget->resign();
})));
TRY(game_menu->try_add_action(GUI::Action::create("&Flip Board", { Mod_Ctrl, Key_F }, [&](auto&) {
widget->flip_board();
})));
TRY(game_menu->try_add_separator());
TRY(game_menu->try_add_action(GUI::Action::create("&Import PGN...", { Mod_Ctrl, Key_O }, [&](auto&) {
auto result = FileSystemAccessClient::Client::the().open_file(window);
if (result.is_error())
return;
if (auto maybe_error = widget->import_pgn(*result.value().release_stream()); maybe_error.is_error())
dbgln("Failed to import PGN: {}", maybe_error.release_error());
else
dbgln("Imported PGN file from {}", result.value().filename());
})));
TRY(game_menu->try_add_action(GUI::Action::create("&Export PGN...", { Mod_Ctrl, Key_S }, [&](auto&) {
auto result = FileSystemAccessClient::Client::the().save_file(window, "Untitled", "pgn");
if (result.is_error())
return;
if (auto maybe_error = widget->export_pgn(*result.value().release_stream()); maybe_error.is_error())
dbgln("Failed to export PGN: {}", maybe_error.release_error());
else
dbgln("Exported PGN file to {}", result.value().filename());
})));
TRY(game_menu->try_add_action(GUI::Action::create("&Copy FEN", { Mod_Ctrl, Key_C }, [&](auto&) {
GUI::Clipboard::the().set_data(widget->get_fen().bytes());
GUI::MessageBox::show(window, "Board state copied to clipboard as FEN."sv, "Copy FEN"sv, GUI::MessageBox::Type::Information);
})));
TRY(game_menu->try_add_separator());
TRY(game_menu->try_add_action(GUI::Action::create("&New Game", { Mod_None, Key_F2 }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/reload.png"sv)), [&](auto&) {
if (widget->board().game_result() == Chess::Board::Result::NotFinished) {
if (widget->resign() < 0)
return;
}
widget->reset();
})));
TRY(game_menu->try_add_separator());
auto settings_action = GUI::Action::create(
"Chess &Settings", {}, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/games.png"sv)), [window](auto&) {
GUI::Process::spawn_or_show_error(window, "/bin/GamesSettings"sv, Array { "--open-tab", "chess" });
},
window);
settings_action->set_status_tip("Open the Game Settings for Chess");
TRY(game_menu->try_add_action(settings_action));
auto show_available_moves_action = GUI::Action::create_checkable("Show Available Moves", [&](auto& action) {
widget->set_show_available_moves(action.is_checked());
widget->update();
Config::write_bool("Games"sv, "Chess"sv, "ShowAvailableMoves"sv, action.is_checked());
});
show_available_moves_action->set_checked(widget->show_available_moves());
TRY(game_menu->try_add_action(show_available_moves_action));
TRY(game_menu->try_add_separator());
TRY(game_menu->try_add_action(GUI::CommonActions::make_quit_action([](auto&) {
GUI::Application::the()->quit();
})));
auto engine_menu = TRY(window->try_add_menu("&Engine"_short_string));
GUI::ActionGroup engines_action_group;
engines_action_group.set_exclusive(true);
auto engine_submenu = TRY(engine_menu->try_add_submenu("&Engine"_short_string));
auto human_engine_checkbox = GUI::Action::create_checkable("Human", [&](auto&) {
widget->set_engine(nullptr);
});
human_engine_checkbox->set_checked(true);
engines_action_group.add_action(human_engine_checkbox);
TRY(engine_submenu->try_add_action(human_engine_checkbox));
for (auto const& engine : engines) {
auto action = GUI::Action::create_checkable(engine.name, [&](auto&) {
auto new_engine = Engine::construct(engine.path);
new_engine->on_connection_lost = [&]() {
if (!widget->want_engine_move())
return;
auto rc = GUI::MessageBox::show(window, "Connection to the chess engine was lost while waiting for a move. Do you want to try again?"sv, "Chess"sv, GUI::MessageBox::Type::Question, GUI::MessageBox::InputType::YesNo);
if (rc == GUI::Dialog::ExecResult::Yes)
widget->input_engine_move();
else
human_engine_checkbox->activate();
};
widget->set_engine(move(new_engine));
widget->input_engine_move();
});
engines_action_group.add_action(*action);
TRY(engine_submenu->try_add_action(*action));
}
auto help_menu = TRY(window->try_add_menu("&Help"_short_string));
TRY(help_menu->try_add_action(GUI::CommonActions::make_command_palette_action(window)));
TRY(help_menu->try_add_action(GUI::CommonActions::make_help_action([](auto&) {
Desktop::Launcher::open(URL::create_with_file_scheme("/usr/share/man/man6/Chess.md"), "/bin/Help");
})));
TRY(help_menu->try_add_action(GUI::CommonActions::make_about_action("Chess", app_icon, window)));
window->show();
widget->reset();
return app->exec();
}
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