# coding: utf-8

from .common import InfoExtractor

import datetime


class SenatPlIE(InfoExtractor):
    _VALID_URL = r'https://av8\.senat\.pl/(?P<id>\d+[a-zA-Z\d]+)'
    IE_NAME = 'senat.gov.pl'

    _TESTS = [{
        'url': 'https://av8.senat.pl/10Sen221',
        'info_dict': {
            'id': '10Sen221',
            'title': '22. posiedzenie Senatu RP X kadencji - 24.03.2021 r. - cz. 1',
        },
        'playlist_count': 2,
    }]

    def _real_extract(self, url):
        video_id = self._match_id(url)
        webpage = self._download_webpage(url, video_id)
        res_type = self._search_regex(
            r'<script [^>]+ src="/senat-console/static/js/generated/(vod|live)\.item\.js">',
            webpage, 'resource type')
        vod = self._download_json(
            'https://av8.senat.pl/senat-console/side-menu/transmissions/%s/%s' % (video_id, res_type),
            video_id, 'Downloading transmission metadata')
        conf = self._download_json(
            'https://av8.senat.pl/senat-console/side-menu/transmissions/%s/%s/player-configuration' % (video_id, res_type),
            video_id, 'Downloading player configuration')

        def unix_milliseconds_to_wtf_atende_wants(date):
            date = datetime.datetime.fromtimestamp(date / 1000)
            # atende uses timestamp but since 2001 instead of 1970
            date = date.replace(year=date.year - 31)
            # also it's in milliseconds
            return int(date.timestamp() * 1000)

        start_time = unix_milliseconds_to_wtf_atende_wants(vod['since'])
        if res_type == 'vod':
            stop_time = unix_milliseconds_to_wtf_atende_wants(vod['till'])
        else:
            stop_time = None

        if stop_time:
            duration = (stop_time - start_time) // 1000
        else:
            duration = None

        entries = []

        def add_entry(player):
            trans_url = f"https:{player['playlist']['flv']}?startTime={start_time}"
            if stop_time:
                trans_url += f"&stopTime={stop_time}"
            stream_id = self._search_regex(
                r'/o2/senat/([^/]+)/[^./]+\.livx', trans_url, 'stream id')
            entries.append({
                '_type': 'url_transparent',
                'url': trans_url,
                'ie_key': 'SejmPlVideo',
                'id': stream_id,
                'title': stream_id,
                'duration': duration,
                'is_live': res_type == 'live',
            })

        add_entry(conf['player'])

        # PJM translator
        if conf.get('sliPlayer'):
            add_entry(conf['sliPlayer'])

        return {
            '_type': 'multi_video',
            'entries': entries,
            'id': video_id,
            'title': vod['title'],
            'duration': duration,
            'is_live': res_type == 'live',
        }