# coding: utf-8
from __future__ import unicode_literals

import base64

from .common import InfoExtractor
from ..compat import compat_base64_b64decode 
from ..utils import (
    int_or_none,
    js_to_json,
    url_or_none,
)


class VOEIE(InfoExtractor):
    IE_NAME = 'voe'
    IE_DESC = 'VOE.SX'
    _VALID_URL = r'https?://voe\.sx(?P<path>/(e/)?(?P<id>[a-z0-9]+))'
    _TESTS = [{
        'url': 'https://voe.sx/e/ng7ja5n5n2y8',
        'info_dict': {
            'id': 'ng7ja5n5n2y8',
            'title': 'md5:8dd774de9b73851151d80ef6baaea7f1',
            'thumbnail': r're:^https?://.*\.jpg$',
            'ext': 'm3u8',
        },
    }]

    def _real_extract(self, url):
        video_id, video_path = self._match_valid_url(url).group('id', 'path')

        webpage = self._download_webpage(
            'https://voe.sx/e/%s' % video_id, video_id)

        player_url = self._search_regex(
            r'''("|')(?P<url>https://(?!voe\.sx/)[^/]+%s)\1\s*;''' % (video_path,),
            webpage, 'redirect', group='url', default=None)
        if player_url:
            webpage = self._download_webpage(
                player_url, video_id, note='Redirecting to player page')

        sources = self._search_json(
            r'\bsources\s*=', webpage, 'sources', video_id, transform_source=js_to_json)

        title = self._search_regex(
            r'<title>(?:Watch\s+)?(?P<title>.+?)(?:-\s+VOE\s+\|.+)?</title>',
            webpage, 'title', group='title')

        formats = []
        for fmt in ('mp4', 'hls'):
            if fmt not in sources:
                continue
            sources[fmt] = url_or_none(sources[fmt]) or url_or_none(compat_base64_b64decode(sources[fmt]).decode('utf-8'))
            f_url = sources.get('hls')
        if f_url:
            formats.extend(self._extract_m3u8_formats(
                f_url, video_id, entry_protocol='m3u8_native', fatal=False))
        f_url = sources.get('mp4')
        if f_url:
            formats.append({
                'url': f_url,
                'ext': 'mp4',
                'height': int_or_none(sources.get('video_height')),
            })

        self._sort_formats(formats)

        thumbnail = url_or_none(self._search_regex(
            r'''(?:VOEPlayer\s*\.\s*|data-)poster\s*=\s*("|')(?P<thumbnail>(?:(?!\1)\S)+)\1''',
            webpage, 'thumbnail', group='thumbnail', default=None))

        return {
            'id': video_id,
            'title': title,
            'formats': formats,
            'thumbnail': thumbnail,
        }