""" jitenbot
Copyright (C) 2023 Stephen Kraus

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <https://www.gnu.org/licenses/>.

"""

import os
import argparse
from bot.crawlers import JitenonYojiCrawler
from bot.crawlers import JitenonKotowazaCrawler
from bot.crawlers import Smk8Crawler
from bot.crawlers import Daijirin2Crawler


def directory(d):
    if not os.path.isdir(d):
        raise argparse.ArgumentTypeError(f"`{d}` is not a valid directory")
    elif not os.access(d, os.R_OK):
        raise argparse.ArgumentTypeError(f"Cannot access directory `{d}`")
    else:
        return d


def parse_args(targets):
    parser = argparse.ArgumentParser(
        prog="jitenbot",
        description="Convert Japanese dictionary files to new formats.",
    )
    parser.add_argument(
        "target",
        choices=targets,
        help="name of dictionary to convert"
    )
    parser.add_argument(
        "-p", "--page-dir",
        help="path to directory containing XML page files",
        type=directory
    )
    parser.add_argument(
        "-i", "--image-dir",
        help="path to directory containing image folders (gaiji, graphics, etc.)",
        type=directory
    )
    args = parser.parse_args()
    return args


def main():
    crawlers = {
        "jitenon-yoji": JitenonYojiCrawler,
        "jitenon-kotowaza": JitenonKotowazaCrawler,
        "smk8": Smk8Crawler,
        "daijirin2": Daijirin2Crawler,
    }
    args = parse_args(crawlers.keys())
    crawler_class = crawlers[args.target]
    crawler = crawler_class(args)
    crawler.collect_pages()
    crawler.read_pages()
    crawler.make_yomichan_dictionary()


if __name__ == "__main__":
    main()