text: /*
   * Copyright (c) 2020, the SerenityOS developers.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice, this
   *    list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   *    this list of conditions and the following disclaimer in the documentation
   *    and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include "Spreadsheet.h"
  #include "SpreadsheetWidget.h"
  #include <LibCore/ArgsParser.h>
  #include <LibCore/File.h>
  #include <LibGUI/Application.h>
  #include <LibGUI/FilePicker.h>
  #include <LibGUI/Forward.h>
  #include <LibGUI/Menu.h>
  #include <LibGUI/MenuBar.h>
  #include <LibGUI/Window.h>
  
  int main(int argc, char* argv[])
  {
      const char* filename = nullptr;
  
      Core::ArgsParser args_parser;
      args_parser.add_positional_argument(filename, "File to read from", "file", Core::ArgsParser::Required::No);
  
      args_parser.parse(argc, argv);
  
      if (filename) {
          if (!Core::File::exists(filename) || Core::File::is_directory(filename)) {
              fprintf(stderr, "File does not exist or is a directory: %s\n", filename);
              return 1;
          }
      }
  
      auto app = GUI::Application::construct(argc, argv);
  
      if (pledge("stdio thread rpath accept cpath wpath shared_buffer unix", nullptr) < 0) {
          perror("pledge");
          return 1;
      }
  
      if (unveil("/tmp/portal/webcontent", "rw") < 0) {
          perror("unveil");
          return 1;
      }
  
      if (unveil("/etc", "r") < 0) {
          perror("unveil");
          return 1;
      }
  
      if (unveil(Core::StandardPaths::home_directory().characters(), "rwc") < 0) {
          perror("unveil");
          return 1;
      }
  
      if (unveil("/res", "r") < 0) {
          perror("unveil");
          return 1;
      }
  
      if (unveil(nullptr, nullptr) < 0) {
          perror("unveil");
          return 1;
      }
  
      auto window = GUI::Window::construct();
      window->set_title("Spreadsheet");
      window->resize(640, 480);
  
      auto& spreadsheet_widget = window->set_main_widget<Spreadsheet::SpreadsheetWidget>(NonnullRefPtrVector<Spreadsheet::Sheet> {}, filename == nullptr);
  
      if (filename)
          spreadsheet_widget.load(filename);
  
      auto menubar = GUI::MenuBar::construct();
      auto& app_menu = menubar->add_menu("Spreadsheet");
  
      app_menu.add_action(GUI::CommonActions::make_quit_action([&](auto&) {
          app->quit(0);
      }));
  
      auto& file_menu = menubar->add_menu("File");
      file_menu.add_action(GUI::CommonActions::make_open_action([&](auto&) {
          Optional<String> load_path = GUI::FilePicker::get_open_filepath(window);
          if (!load_path.has_value())
              return;
  
          spreadsheet_widget.load(load_path.value());
      }));
  
      file_menu.add_action(GUI::CommonActions::make_save_action([&](auto&) {
          if (spreadsheet_widget.current_filename().is_empty()) {
              String name = "sheet";
              Optional<String> save_path = GUI::FilePicker::get_save_filepath(window, name, "json");
              if (!save_path.has_value())
                  return;
  
              spreadsheet_widget.save(save_path.value());
          } else {
              spreadsheet_widget.save(spreadsheet_widget.current_filename());
          }
      }));
  
      file_menu.add_action(GUI::CommonActions::make_save_as_action([&](auto&) {
          auto current_filename = spreadsheet_widget.current_filename();
          String name = "sheet";
          Optional<String> save_path = GUI::FilePicker::get_save_filepath(window, name, "json");
          if (!save_path.has_value())
              return;
  
          spreadsheet_widget.save(save_path.value());
  
          if (!current_filename.is_empty())
              spreadsheet_widget.set_filename(current_filename);
      }));
  
      app->set_menubar(move(menubar));
  
      window->show();
  
      return app->exec();
  }
  