def show_and_get_command()

in src/pathpicker/screen_control.py [0:0]

• 41 lines of code
• 14 McCabe index (conditional complexity)

    def show_and_get_command(self) -> str:
        path_objs = self.get_paths_to_use()
        paths = [path_obj.get_path() for path_obj in path_objs]
        max_y, max_x = self.get_screen_dimensions()

        # Alright this is a bit tricky -- for tall screens, we try to aim
        # the command prompt right at the middle of the screen so you don't
        # have to shift your eyes down or up a bunch
        begin_height = int(round(max_y / 2) - len(paths) / 2.0)
        # but if you have a TON of paths, we are going to start printing
        # way off screen. in this case lets just slap the prompt
        # at the bottom so we can fit as much as possible.
        #
        # There could better option here to slowly increase the prompt
        # height to the bottom, but this is good enough for now...
        if begin_height <= 1:
            begin_height = max_y - 6

        border_line = "=" * len(SHORT_COMMAND_PROMPT)
        prompt_line = "." * len(SHORT_COMMAND_PROMPT)
        # from helper chrome code
        max_path_length = max_x - 5
        if self.helper_chrome.get_is_sidebar_mode():
            # need to be shorter to not go into side bar
            max_path_length = len(SHORT_COMMAND_PROMPT) + 18

        # first lets print all the paths
        start_height = begin_height - 1 - len(paths)
        try:
            self.color_printer.addstr(start_height - 3, 0, border_line)
            self.color_printer.addstr(start_height - 2, 0, SHORT_PATHS_HEADER)
            self.color_printer.addstr(start_height - 1, 0, border_line)
        except curses.error:
            pass

        for index, path in enumerate(paths):
            try:
                self.color_printer.addstr(
                    start_height + index, 0, path[0:max_path_length]
                )
            except curses.error:
                pass

        # first print prompt
        try:
            self.color_printer.addstr(begin_height, 0, SHORT_COMMAND_PROMPT)
            self.color_printer.addstr(begin_height + 1, 0, SHORT_COMMAND_PROMPT2)
        except curses.error:
            pass
        # then line to distinguish and prompt line
        try:
            self.color_printer.addstr(begin_height - 1, 0, border_line)
            self.color_printer.addstr(begin_height + 2, 0, border_line)
            self.color_printer.addstr(begin_height + 3, 0, prompt_line)
        except curses.error:
            pass

        self.stdscr.refresh()
        self.curses_api.echo()
        max_x = int(round(max_x - 1))

        return self.stdscr.getstr(begin_height + 3, 0, max_x)