scuffed streamlink plugin for fb gaming links

fbgg.py

import re

from streamlink.plugin import PluginError
from streamlink.plugin.api import useragents
from streamlink.plugins.facebook import Facebook

class Facebookgg(Facebook):
    _gaming_url_re = re.compile(r'''https?://(?:www\.)?(?:fb\.gg|facebook\.com/gaming)/(?P<fb_page>.*)''')
    _gaming_re = re.compile(r'''"permalinkURL":"(.*?)"''')

    @classmethod
    def can_handle_url(cls, url):
        return cls._gaming_url_re.match(url) is not None
    
    def _get_streams(self):
        self.session.http.headers.update({'User-Agent': useragents.CHROME})
        res = self.session.http.get(self.url)
        if res.status_code != 200:
            raise PluginError('Could not get fbgg page (not 200)')
        
        data = res.text
        if '"isLive":true' not in data:
            return dict()

        mat = self._gaming_re.search(data)
        if not mat:
            raise PluginError('Could not get livestream information')
        
        self.url = 'https://www.facebook.com' + mat.group(1).replace('\\', '')
        return super()._get_streams()



__plugin__ = Facebookgg