import argparse
from bs4 import BeautifulSoup
import hashlib


from bookstack import Bookstack
from vcinema_utils import VCinemaUtils


def update_viewings_csv_file_from_page(token_id, token_secret):
    # Page ID of https://wiki.jacknet.io/books/vcinema/page/csv
    page_id = 11

    html_page = Bookstack.get_page_html(VCinemaUtils.JACKNET_WIKI_URL, token_id, token_secret, page_id)

    soup = BeautifulSoup(html_page, 'html.parser')
    csv_data = soup.find("code").text.strip().encode('utf-8')

    existing_attachment_id = VCinemaUtils.get_viewings_csv_attachment_id(token_id, token_secret)

    attachment = Bookstack.get_attachment(VCinemaUtils.JACKNET_WIKI_URL, token_id, token_secret, existing_attachment_id)

    existing_attachment_hash = hashlib.md5(attachment).hexdigest()

    page_hash = hashlib.md5(csv_data).hexdigest()

    if page_hash != existing_attachment_hash:
        print("updating file")
        # bookstack update file via api doesn't work
        Bookstack.post_attachment(VCinemaUtils.JACKNET_WIKI_URL, token_id, token_secret, "vcinema.csv", csv_data, page_id)
        Bookstack.delete_attachment(VCinemaUtils.JACKNET_WIKI_URL, token_id, token_secret, existing_attachment_id)
        print("done")
    else:
        print("file already up to date")


if __name__ == '__main__':
    parser = argparse.ArgumentParser(description='Update the vcinema.csv file with data from the CSV wiki page.')
    parser.add_argument('token_id', help='API token ID.')
    parser.add_argument('token_secret', help='API token secret.')

    args = parser.parse_args()

    update_viewings_csv_file_from_page(args.token_id, args.token_secret)