"""
 DigBT (Videos, Music, Files)

 @website     https://digbt.org
 @provide-api no

 @using-api   no
 @results     HTML (using search portal)
 @stable      no (HTML can change)
 @parse       url, title, content, magnetlink
"""

from sys import version_info
from lxml import html
from searx.engines.xpath import extract_text
from searx.utils import get_torrent_size
from searx.url_utils import urljoin

if version_info[0] == 3:
    unicode = str

categories = ['videos', 'music', 'files']
paging = True

URL = 'https://digbt.org'
SEARCH_URL = URL + '/search/{query}-time-{pageno}'
FILESIZE = 3
FILESIZE_MULTIPLIER = 4


def request(query, params):
    params['url'] = SEARCH_URL.format(query=query, pageno=params['pageno'])

    return params


def response(resp):
    dom = html.fromstring(resp.text)
    search_res = dom.xpath('.//td[@class="x-item"]')

    if not search_res:
        return list()

    results = list()
    for result in search_res:
        url = urljoin(URL, result.xpath('.//a[@title]/@href')[0])
        title = extract_text(result.xpath('.//a[@title]'))
        content = extract_text(result.xpath('.//div[@class="files"]'))
        files_data = extract_text(result.xpath('.//div[@class="tail"]')).split()
        filesize = get_torrent_size(files_data[FILESIZE], files_data[FILESIZE_MULTIPLIER])
        magnetlink = result.xpath('.//div[@class="tail"]//a[@class="title"]/@href')[0]

        results.append({'url': url,
                        'title': title,
                        'content': content,
                        'filesize': filesize,
                        'magnetlink': magnetlink,
                        'seed': 'N/A',
                        'leech': 'N/A',
                        'template': 'torrent.html'})

    return results