#!/usr/bin/env python3
import traceback
from mgs import MGSPiracy
from argparse import ArgumentParser
from ch1p import State, telegram_notify
from html import escape


if __name__ == '__main__':
    # parse arguments
    parser = ArgumentParser()
    parser.add_argument('--state-file', required=True)
    parser.add_argument('--token', help='Telegram bot token', required=True)
    parser.add_argument('--chat-id', type=int, help='Telegram chat id (with bot)', required=True)
    parser.add_argument('--from', type=int, default=1, help='First page', dest='_from')
    parser.add_argument('--to', type=int, default=5, help='Last page')
    parser.add_argument('--domains', nargs='+', required=True)

    args = parser.parse_args()

    try:
        # get recent cases
        mgs = MGSPiracy(from_page=args._from, to_page=args.to)
        cases = mgs.get_cases()

        # read state
        state = State(file=args.state_file,
                      default=dict(cases=[]))

        # loop through cases
        results = []
        for case in cases:
            if case['statement_number'] in state['cases']:
                continue

            matched = False
            for mydomain in args.domains:
                if mydomain in case['decision_text']:
                    matched = True
                    results.append('%s found in %s' % (mydomain, case['statement_number']))
                    state['cases'].append(case['statement_number'])

                if matched:
                    break

        # if found anything, send to telegram
        if results:
            text = '\n'.join(results)
            text = 'new MGS findings:\n' + text

            telegram_notify(text=escape(text),
                            parse_mode='HTML',
                            token=args.token,
                            chat_id=args.chat_id)
    except:
        telegram_notify(text='error: '+escape(traceback.format_exc()),
                        parse_mode='HTML',
                        token=args.token,
                        chat_id=args.chat_id)