# encoding: utf-8
from __future__ import unicode_literals

import re

from .common import InfoExtractor
from ..utils import (
    int_or_none,
    unified_strdate,
    ExtractorError,
)


class LifeNewsIE(InfoExtractor):
    IE_NAME = 'lifenews'
    IE_DESC = 'LIFE | NEWS'
    _VALID_URL = r'http://lifenews\.ru/(?:mobile/)?news/(?P<id>\d+)'

    _TEST = {
        'url': 'http://lifenews.ru/news/126342',
        'md5': 'e1b50a5c5fb98a6a544250f2e0db570a',
        'info_dict': {
            'id': '126342',
            'ext': 'mp4',
            'title': 'МВД разыскивает мужчин, оставивших в IKEA сумку с автоматом',
            'description': 'Камеры наблюдения гипермаркета зафиксировали троих мужчин, спрятавших оружейный арсенал в камере хранения.',
            'thumbnail': 're:http://.*\.jpg',
            'upload_date': '20140130',
        }
    }

    def _real_extract(self, url):
        mobj = re.match(self._VALID_URL, url)
        video_id = mobj.group('id')

        webpage = self._download_webpage('http://lifenews.ru/news/%s' % video_id, video_id, 'Downloading page')

        videos = re.findall(r'<video.*?poster="(?P<poster>[^"]+)".*?src="(?P<video>[^"]+)".*?></video>', webpage)
        if not videos:
            raise ExtractorError('No media links available for %s' % video_id)

        title = self._og_search_title(webpage)
        TITLE_SUFFIX = ' - Первый по срочным новостям — LIFE | NEWS'
        if title.endswith(TITLE_SUFFIX):
            title = title[:-len(TITLE_SUFFIX)]

        description = self._og_search_description(webpage)

        view_count = self._html_search_regex(
            r'<div class=\'views\'>(\d+)</div>', webpage, 'view count', fatal=False)
        comment_count = self._html_search_regex(
            r'<div class=\'comments\'>\s*<span class=\'counter\'>(\d+)</span>', webpage, 'comment count', fatal=False)

        upload_date = self._html_search_regex(
            r'<time datetime=\'([^\']+)\'>', webpage, 'upload date', fatal=False)
        if upload_date is not None:
            upload_date = unified_strdate(upload_date)

        def make_entry(video_id, media, video_number=None):
            return {
                'id': video_id,
                'url': media[1],
                'thumbnail': media[0],
                'title': title if video_number is None else '%s-video%s' % (title, video_number),
                'description': description,
                'view_count': int_or_none(view_count),
                'comment_count': int_or_none(comment_count),
                'upload_date': upload_date,
            }

        if len(videos) == 1:
            return make_entry(video_id, videos[0])
        else:
            return [make_entry(video_id, media, video_number + 1) for video_number, media in enumerate(videos)]