from .common import InfoExtractor
from ..utils import unescapeHTML


class BaiduVideoIE(InfoExtractor):
    IE_DESC = '百度视频'
    _VALID_URL = r'https?://v\.baidu\.com/(?P<type>[a-z]+)/(?P<id>\d+)\.htm'
    _TESTS = [{
        'url': 'http://v.baidu.com/comic/1069.htm?frp=bdbrand&q=%E4%B8%AD%E5%8D%8E%E5%B0%8F%E5%BD%93%E5%AE%B6',
        'info_dict': {
            'id': '1069',
            'title': '中华小当家 TV版国语',
            'description': 'md5:51be07afe461cf99fa61231421b5397c',
        },
        'playlist_count': 52,
    }, {
        'url': 'http://v.baidu.com/show/11595.htm?frp=bdbrand',
        'info_dict': {
            'id': '11595',
            'title': 're:^奔跑吧兄弟',
            'description': 'md5:1bf88bad6d850930f542d51547c089b8',
        },
        'playlist_mincount': 12,
    }]

    def _call_api(self, path, category, playlist_id, note):
        return self._download_json('http://app.video.baidu.com/%s/?worktype=adnative%s&id=%s' % (
            path, category, playlist_id), playlist_id, note)

    def _real_extract(self, url):
        category, playlist_id = self._match_valid_url(url).groups()
        if category == 'show':
            category = 'tvshow'
        if category == 'tv':
            category = 'tvplay'

        playlist_detail = self._call_api(
            'xqinfo', category, playlist_id, 'Download playlist JSON metadata')

        playlist_title = playlist_detail['title']
        playlist_description = unescapeHTML(playlist_detail.get('intro'))

        episodes_detail = self._call_api(
            'xqsingle', category, playlist_id, 'Download episodes JSON metadata')

        entries = [self.url_result(
            episode['url'], video_title=episode['title']
        ) for episode in episodes_detail['videos']]

        return self.playlist_result(
            entries, playlist_id, playlist_title, playlist_description)
