import curses
from curses.textpad import Textbox, rectangle



def draw_main_menu(stdscr):
    # Command is the last char the user entered.
    command = 0

    # Clear, and refresh the screen
    stdscr.clear()
    stdscr.refresh()

    # Start some curses colors
    curses.start_color()
    curses.init_pair(1, curses.COLOR_CYAN, curses.COLOR_BLACK)
    curses.init_pair(2, curses.COLOR_RED, curses.COLOR_BLACK)
    curses.init_pair(3, curses.COLOR_BLACK, curses.COLOR_WHITE)

    while command != ord('q'):
        # Clear the screen
        stdscr.clear()
        # Get the height, and width
        height, width = stdscr.getmaxyx()


        # Temporary strings, replace these with libdocs!
        title = 'Untitled Adventure Game PRE ALPHA'[:width - 1]
        subtitle = 'Joe Sedutto'[:width - 1]
        statusbarstr = "Press 'q' to exit "

        # Centering calculations
        start_x_title = int((width // 2) - (len(title) // 2) - len(title) % 2)
        start_x_subtitle = int((width // 2) - (len(subtitle) // 2) - len(subtitle) % 2)
        start_y = int((height // 2) - 2)

        # Rendering some text
        whstr = 'Width: {}, Height: {}'.format(width, height)
        stdscr.addstr(0, 0, whstr, curses.color_pair(1))

        # Render status bar
        stdscr.attron(curses.color_pair(3))
        stdscr.addstr(height - 1, 0, statusbarstr)
        stdscr.addstr(height - 1, len(statusbarstr), ' ' * (width - len(statusbarstr) - 1))
        stdscr.attroff(curses.color_pair(3))

        # Turning on attributes for title
        stdscr.attron(curses.color_pair(2))
        stdscr.attron(curses.A_BOLD)

        # Rendering title
        stdscr.addstr(start_y, start_x_title, title)

        # Turning off attributes for title
        stdscr.attroff(curses.color_pair(2))
        stdscr.attroff(curses.A_BOLD)

        # Print rest of text
        stdscr.addstr(start_y + 1, start_x_subtitle, subtitle)
        stdscr.addstr(start_y + 3, (width // 2) - 2, '-' * 4)

        # Refresh the screen
        stdscr.refresh()

        # Wait for next input
        command = stdscr.getch()


def main_textbox(stdscr):
    stdscr.addstr(0, 0, "Enter IM message: (hit Ctrl-G to send)")

    editwin = curses.newwin(5,30, 2,1)
    rectangle(stdscr, 1,0, 1+5+1, 1+30+1)
    stdscr.refresh()

    box = Textbox(editwin)

    # Let the user edit until Ctrl-G is struck.
    box.edit()

    # Get resulting contents
    message = box.gather()

def main():
    curses.wrapper(main_textbox)


if __name__ == '__main__':
    main()