#  Seedpeer (Videos, Music, Files)
#
# @website     http://seedpeer.eu
# @provide-api no (nothing found)
#
# @using-api   no
# @results     HTML (using search portal)
# @stable      yes (HTML can change)
# @parse       url, title, content, seed, leech, magnetlink

from urlparse import urljoin
from cgi import escape
from urllib import quote
from lxml import html
from operator import itemgetter
from searx.engines.xpath import extract_text


url = 'http://www.seedpeer.eu/'
search_url = url + 'search/{search_term}/7/{page_no}.html'
# specific xpath variables
torrent_xpath = '//*[@id="body"]/center/center/table[2]/tr/td/a'
alternative_torrent_xpath = '//*[@id="body"]/center/center/table[1]/tr/td/a'
title_xpath = '//*[@id="body"]/center/center/table[2]/tr/td/a/text()'
alternative_title_xpath = '//*[@id="body"]/center/center/table/tr/td/a'
seeds_xpath = '//*[@id="body"]/center/center/table[2]/tr/td[4]/font/text()'
alternative_seeds_xpath = '//*[@id="body"]/center/center/table/tr/td[4]/font/text()'
peers_xpath = '//*[@id="body"]/center/center/table[2]/tr/td[5]/font/text()'
alternative_peers_xpath = '//*[@id="body"]/center/center/table/tr/td[5]/font/text()'
age_xpath = '//*[@id="body"]/center/center/table[2]/tr/td[2]/text()'
alternative_age_xpath = '//*[@id="body"]/center/center/table/tr/td[2]/text()'
size_xpath = '//*[@id="body"]/center/center/table[2]/tr/td[3]/text()'
alternative_size_xpath = '//*[@id="body"]/center/center/table/tr/td[3]/text()'


# do search-request
def request(query, params):
    params['url'] = search_url.format(search_term=quote(query),
                                      page_no=params['pageno'] - 1)
    return params


# get response from search-request
def response(resp):
    results = []
    dom = html.fromstring(resp.text)
    torrent_links = dom.xpath(torrent_xpath)
    if len(torrent_links) > 0:
        seeds = dom.xpath(seeds_xpath)
        peers = dom.xpath(peers_xpath)
        titles = dom.xpath(title_xpath)
        sizes = dom.xpath(size_xpath)
        ages = dom.xpath(age_xpath)
    else:  # under ~5 results uses a different xpath
        torrent_links = dom.xpath(alternative_torrent_xpath)
        seeds = dom.xpath(alternative_seeds_xpath)
        peers = dom.xpath(alternative_peers_xpath)
        titles = dom.xpath(alternative_title_xpath)
        sizes = dom.xpath(alternative_size_xpath)
        ages = dom.xpath(alternative_age_xpath)
    # return empty array if nothing is found
    if not torrent_links:
        return []

    # parse results
    for index, result in enumerate(torrent_links):
        link = result.attrib.get('href')
        href = urljoin(url, link)
        results.append({'url': href,
                        'title': titles[index].text_content(),
                        'content': '{}, {}'.format(sizes[index], ages[index]),
                        'seed': seeds[index],
                        'leech': peers[index],

                        'template': 'torrent.html'})

    # return results sorted by seeder
    return sorted(results, key=itemgetter('seed'), reverse=True)