# coding=utf-8
#
# This file is part of SickGear.
#
# SickGear is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# SickGear is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with SickGear.  If not, see <http://www.gnu.org/licenses/>.

import re
import traceback

from . import generic
from .. import common, logger
from ..helpers import try_int

from bs4_parser import BS4Parser
from json_helper import json_dumps

from _23 import unquote_plus
from six import iteritems


class NebulanceProvider(generic.TorrentProvider):

    def __init__(self):
        generic.TorrentProvider.__init__(self, 'Nebulance', cache_update_iv=15)

        self.url_base = 'https://nebulance.io/'
        self.urls = {'config_provider_home_uri': self.url_base,
                     'login_action': self.url_base + 'login.php',
                     'user': self.url_base + 'ajax.php?action=index',
                     'api_key': self.url_base + 'user.php?action=edit&userid=%s',
                     'api': self.url_base + 'api.php',
                     'browse': self.url_base + 'ajax.php?action=browse&auth=%s&passkey=%s',
                     'search': '&searchstr=%s',
                     'get': self.url_base + 'torrents.php?action=download&authkey=%s&torrent_pass=%s&id=%s'}

        self.url = self.urls['config_provider_home_uri']
        self.user_authkey, self.user_passkey, self.uid = 3 * [None]
        self.chk_td = True

        self.username, self.password, self.api_key, self.scene, self.minseed, self.minleech = 6 * [None]
        self.api_priority = False

    def _authorised(self, **kwargs):

        if not super(NebulanceProvider, self)._authorised(
                logged_in=(lambda y=None: self.has_all_cookies('session')),
                post_params={'keeplogged': '1', 'form_tmpl': True}):
            return False
        if not self.user_authkey:
            response = self.get_url(self.urls['user'], skip_auth=True, parse_json=True)
            if self.should_skip():
                return False
            if 'response' in response:
                self.user_authkey, self.user_passkey, self.uid = [response['response'].get(v)
                                                                  for v in ('authkey', 'passkey', 'id')]
        return self.user_authkey

    def _search_provider(self, search_params, **kwargs):

        if self.api_priority:
            return self.api_key and self._search_rpc(search_params) or self._search(search_params)
        return self._search(search_params) or self.api_key and self._search_rpc(search_params) or []

    def _search(self, search_params):

        results = []
        if not self._authorised():
            return results

        items = {'Cache': [], 'Season': [], 'Episode': [], 'Propers': []}

        rc = dict([(k, re.compile('(?i)' + v)) for (k, v) in iteritems({'nodots': r'[\.\s]+'})])
        for mode in search_params:
            for search_string in search_params[mode]:

                search_url = self.urls['browse'] % (self.user_authkey, self.user_passkey)
                if 'Cache' != mode:
                    search_url += self.urls['search'] % rc['nodots'].sub('+', search_string)

                data_json = self.get_url(search_url, parse_json=True)
                if self.should_skip():
                    return results

                cnt = len(items[mode])
                try:
                    for item in data_json.get('response', {}).get('results', []):
                        seeders, leechers, group_name, torrent_id, size, title = [try_int(n, n) for n in [
                            item.get(x) for x in ['seeders', 'leechers', 'groupName', 'torrentId', 'size', 'rlsName']]]
                        if self._reject_item(seeders, leechers):
                            continue

                        if None is title:
                            try:
                                title_parts = group_name.split('[')
                                maybe_res = re.findall(r'((?:72|108|216)0\w)', title_parts[1])
                                maybe_ext = re.findall('(?i)(%s)' % '|'.join(common.mediaExtensions), title_parts[1])
                                detail = title_parts[1].split('/')
                                detail[1] = detail[1].strip().lower().replace('mkv', 'x264')
                                with BS4Parser(title_parts[0].strip()).soup as soup:
                                    title = '%s.%s' % (soup.string, '.'.join(
                                        (maybe_res and [maybe_res[0]] or []) +
                                        [detail[0].strip(), detail[1], maybe_ext and maybe_ext[0].lower() or 'mkv']))
                            except (IndexError, KeyError):
                                title = self.regulate_title(item, group_name)
                        download_url = self.urls['get'] % (self.user_authkey, self.user_passkey, torrent_id)

                        if title and download_url:
                            items[mode].append((title, download_url, seeders, self._bytesizer(size)))

                except (BaseException, Exception):
                    logger.log(u'Failed to parse. Traceback: %s' % traceback.format_exc(), logger.ERROR)
                self._log_search(mode, len(items[mode]) - cnt, search_url)

            results = self._sort_seeding(mode, results + items[mode])

        return results

    @staticmethod
    def regulate_title(item, t_param):

        if 'tags' not in item or not any(item['tags']):
            return t_param

        t = ['']
        bl = r'[*\[({]+\s*'
        br = r'\s*[})\]*]+'
        title = re.sub('(?i)(.*?)(%sproper%s)(.*)' % (bl, br), r'\1\3\2', item['groupName'])
        for r in (r'\s+-\s+', r'(?:19|20)\d\d(?:\-\d\d\-\d\d)?', r'S\d\d+(?:E\d\d+)?'):
            m = re.findall('(.*%s)(.*)' % r, title)
            if any(m) and len(m[0][0]) > len(t[0]):
                t = m[0]
        t = (tuple(title), t)[any(t)]

        tag_str = '_'.join(item['tags'])
        tags = [re.findall(x, tag_str, flags=re.X) for x in
                ('(?i)%sProper%s|\bProper\b$' % (bl, br),
                 r'(?i)\d{3,4}(?:[pi]|hd)',
                 '''
                 (?i)(hr.ws.pdtv|blu.?ray|hddvd|
                 pdtv|hdtv|dsr|tvrip|web.?(?:dl|rip)|dvd.?rip|b[r|d]rip|mpeg-?2)
                 ''', '''
                 (?i)([hx].?26[45]|divx|xvid)
                 ''', '''
                 (?i)(avi|mkv|mp4|sub(?:b?ed|pack|s))
                 ''')]

        title = ('%s`%s' % (
            re.sub('|'.join(['|'.join([re.escape(y) for y in x]) for x in tags if x]).strip('|'), '', t[-1]),
            re.sub(r'(?i)(\d{3,4})hd', r'\1p', '`'.join(['`'.join(x) for x in tags[:-1]]).rstrip('`')) +
            ('', '`hdtv')[not any(tags[2])] + ('', '`x264')[not any(tags[3])]))
        for r in [(r'(?i)(?:\W(?:Series|Season))?\W(Repack)\W', r'`\1`'),
                  ('(?i)%s(Proper)%s' % (bl, br), r'`\1`'), (r'%s\s*%s' % (bl, br), '`')]:
            title = re.sub(r[0], r[1], title)

        grp = list(filter(lambda rn: '.release' in rn.lower(), item['tags']))
        title = '%s%s-%s' % (('', t[0])[1 < len(t)], title,
                             (any(grp) and grp[0] or 'nogrp').upper().replace('.RELEASE', ''))

        for r in [(r'\s+[-]?\s+|\s+`|`\s+', '`'), ('`+', '.')]:
            title = re.sub(r[0], r[1], title)

        title += + any(tags[4]) and ('.%s' % tags[4][0]) or ''
        return title

    def _search_rpc(self, search_params):

        results = []

        items = {'Cache': [], 'Season': [], 'Episode': [], 'Propers': []}

        json_rpc = (lambda args:
                    '{"jsonrpc": "2.0", "id": 1, "method": "getTorrents", "params": ["%s", %s, %s, %s, %s]}' %
                    (self.api_key, json_dumps(args.get('params', '')), 100, args.get('page', 0), 0))

        for mode in search_params:
            for search_string in search_params[mode]:
                search_string = unquote_plus(search_string)

                params = {'release': search_string}
                if 'Cache' == mode:
                    params = {'age': '< %s' % (24 * 60 * 60)}
                elif 'Propers' == mode:
                    params.update({'age': '< %s' % (4 * 24 * 60 * 60)})

                response = self.get_url(self.urls['api'], post_data=json_rpc({'params': params}), parse_json=True)
                if self.should_skip():
                    return results

                data_json = response and response.get('result', {}).get('items') or []

                cnt = len(items[mode])
                for cur_item in data_json:
                    seeders, leechers, size, download = [try_int(n, n) for n in [
                        cur_item.get(x) for x in ['seed', 'leech', 'size', 'download']]]
                    if not self._reject_item(seeders, leechers):
                        items[mode].append((cur_item.get('rls_name'), '%s%s' % (self.url_base.rstrip('/'), download),
                                            seeders, self._bytesizer(size)))

                self._log_search(mode, len(items[mode]) - cnt,
                                 ('search_string: ' + str(search_string), self.name)['Cache' == mode])

            results = self._sort_seeding(mode, results + items[mode])

        return results

    def ui_string(self, key):
        profile_page = 'profile page'
        try:
            if self._check_auth(True) and self._authorised():
                profile_page = '<a href="%s">%s</a>' % (self.urls['api_key'] % self.uid, profile_page)
        except (BaseException, Exception):
            pass

        return ('%s_api_key' % self.get_id()) == key and 'API key' or \
            ('%s_api_key_tip' % self.get_id()) == key and \
            '\'API key\' is at %s %s with "Download" enabled<br>' \
            '%s has no result' \
            % (self.name, profile_page,
               ('and is used if Username/Password', 'Username/Password is used if API')[self.api_priority]) \
            or ''


provider = NebulanceProvider()