from .common import InfoExtractor
from ..utils import (
    parse_duration,
    parse_filesize,
    extract_attributes,
    int_or_none,
    js_to_json
)


class VuploadIE(InfoExtractor):
    _VALID_URL = r'https://vupload\.com/v/(?P<id>[a-z0-9]+)'
    _TESTS = [{
        'url': 'https://vupload.com/v/u28d0pl2tphy',
        'md5': '9b42a4a193cca64d80248e58527d83c8',
        'info_dict': {
            'id': 'u28d0pl2tphy',
            'ext': 'mp4',
            'description': 'md5:e9e6c0045c78cbf0d5bb19a55ce199fb',
            'title': 'md5:e9e6c0045c78cbf0d5bb19a55ce199fb',
        }
    }]

    def _real_extract(self, url):
        video_id = self._match_id(url)
        webpage = self._download_webpage(url, video_id)

        title = self._html_extract_title(webpage)
        video_json = self._parse_json(self._html_search_regex(r'sources:\s*(.+?]),', webpage, 'video'), video_id, transform_source=js_to_json)
        formats = []
        for source in video_json:
            if source['src'].endswith('.m3u8'):
                formats.extend(self._extract_m3u8_formats(source['src'], video_id, m3u8_id='hls'))
        duration = parse_duration(self._html_search_regex(
            r'<i\s*class=["\']fad\s*fa-clock["\']></i>\s*([\d:]+)\s*</div>', webpage, 'duration', fatal=False))
        filesize_approx = parse_filesize(self._html_search_regex(
            r'<i\s*class=["\']fad\s*fa-save["\']></i>\s*([^<]+)\s*</div>', webpage, 'filesize', fatal=False))
        extra_video_info = extract_attributes(self._html_search_regex(
            r'(<video[^>]+>)', webpage, 'video_info', fatal=False))
        description = self._html_search_meta('description', webpage)

        return {
            'id': video_id,
            'formats': formats,
            'duration': duration,
            'filesize_approx': filesize_approx,
            'width': int_or_none(extra_video_info.get('width')),
            'height': int_or_none(extra_video_info.get('height')),
            'format_id': extra_video_info.get('height', '') + 'p',
            'title': title,
            'description': description,
        }
