/**
 * @file main.cpp
 * @author apio (cloudapio.eu)
 * @brief Graphical text editor.
 *
 * @copyright Copyright (c) 2024, the Luna authors.
 *
 */

#include "EditorWidget.h"
#include <os/ArgumentParser.h>
#include <os/File.h>
#include <ui/App.h>

Result<int> luna_main(int argc, char** argv)
{
    StringView path;

    os::ArgumentParser parser;
    parser.add_description("A graphical text editor"_sv);
    parser.add_system_program_info("editor"_sv);
    parser.add_positional_argument(path, "path", false);
    parser.parse(argc, argv);

    ui::App app;
    TRY(app.init());

    auto* window = TRY(ui::Window::create(ui::Rect { 200, 300, 600, 600 }));
    window->set_background(ui::Color::from_rgb(40, 40, 40));
    window->set_title("Text Editor");
    app.set_main_window(window);

    auto* editor = TRY(make<EditorWidget>(ui::Font::default_font()));
    window->set_main_widget(*editor);
    if (!path.is_empty()) TRY(editor->load_file(path));

    TRY(window->add_keyboard_shortcut({ moon::K_CH26, ui::Mod_Ctrl }, true, [&](ui::Shortcut) {
        auto result = editor->save_file();
        if (result.has_error()) os::eprintln("editor: failed to save file: %s", result.error_string());
        else
            os::println("editor: buffer saved to %s successfully", editor->path().name().chars());
    }));

    window->draw();

    return app.run();
}