import html

import requests

from pyquery import PyQuery as pq


BASE_URL = 'https://www.cheese.com'


class CheeseComError(Exception):
    pass


class CheeseCom(object):
    def query(self, q):
        try:
            r = requests.get(BASE_URL, params=dict(q=q))
            d = pq(r.content)
            if not r.history:
                url = d('div[class~="cheese-item"]').eq(0).find('a').eq(0).attr('href')
                if not url:
                    raise CheeseComError('Not found')
                r = requests.get(BASE_URL + url)
                d = pq(r.content)
            summary = []
            for p in d('ul[class~="summary-points"]').find('p').items():
                summary.append(html.unescape(p.html(method='text')))
            return dict(
                url=d('meta[name="twitter:url"]').attr('content'),
                name=html.unescape(d('meta[name="twitter:title"]').attr('content')),
                description=html.unescape(d('meta[name="twitter:description"]').attr('content')),
                image=d('meta[name="twitter:image"]').attr('content'),
                summary=summary)
        except Exception as e:
            raise CheeseComError(str(e))