# -*- coding: utf-8 -*-

# Copyright(C) 2016 Julien Veyssier
#
# This file is part of a weboob module.
#
# This weboob module is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This weboob module 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this weboob module. If not, see <http://www.gnu.org/licenses/>.


from weboob.capabilities.lyrics import SongLyrics
from weboob.capabilities.base import NotLoaded, NotAvailable

from weboob.browser.elements import ItemElement, ListElement, method
from weboob.browser.pages import HTMLPage
from .compat.weboob_browser_filters_standard import Regexp, CleanText, Format
from weboob.browser.filters.html import CleanHTML

import random


class HomePage(HTMLPage):
    def search_lyrics(self, criteria, pattern):
        form = self.get_form(xpath='//form[@name="rechercher"]')
        form['query'] = pattern
        if criteria == 'artist':
            form['termes_a'] = pattern
        else:
            form['termes_t'] = pattern
        form.submit()


class ArtistResultsPage(HTMLPage):
    def get_artist_ids(self):
        artists_href = self.doc.xpath('//div[has-class("cont_cat")]//a[has-class("matchA")]/@href')
        aids = [href.split('/')[-1].replace('paroles-','') for href in artists_href]
        return aids


class ArtistSongsPage(HTMLPage):
    @method
    class iter_lyrics(ListElement):
        item_xpath = '//td[has-class("art_titr")]//a'

        class item(ItemElement):
            klass = SongLyrics

            obj_title = CleanText('.', default=NotAvailable)
            obj_artist = CleanText('//h1[@id="art_title"]', default=NotAvailable)
            # little trick because the damn site potentially shows identical songs in results
            # the dummy added prefix number does not annoy the module
            # it seems this part of the URL is not red anyway
            def obj_id(self):
                res = Format('%s%s',
                        int(random.random()*100000),
                        Regexp(CleanText('./@href', default=NotAvailable), 'paroles-(.*)'))(self)
                return res
            obj_content = NotLoaded


class SongResultsPage(HTMLPage):
    @method
    class iter_lyrics(ListElement):
        item_xpath = '//div[has-class("cont_cat")]//table//tr[position() > 1]'

        class item(ItemElement):
            klass = SongLyrics

            obj_title = CleanText('.//a[has-class("matchT")]', default=NotAvailable)
            obj_id = Regexp(CleanText('.//a[has-class("matchT")]/@href', default=NotAvailable), 'paroles-(.*)')
            obj_artist = CleanText('.//a[has-class("matchA")]', default=NotAvailable)
            obj_content = NotLoaded


class SonglyricsPage(HTMLPage):
    @method
    class get_lyrics(ItemElement):
        klass = SongLyrics

        obj_content = CleanText(CleanHTML('//div[@id="lyr_scroll"]', default=NotAvailable), newlines=False)
        obj_title = CleanText('//div[@id="main_ct"]//ul[has-class("semiopaquemenu")]//li[position()=3]', default=NotAvailable)
        obj_artist = CleanText('//div[@id="main_ct"]//ul[has-class("semiopaquemenu")]//li[position()=2]', default=NotAvailable)
        obj_id = Regexp(CleanText('//div[@id="main_ct"]//ul[has-class("semiopaquemenu")]//li[position()=3]//a/@href', default=NotAvailable),
                 'paroles-(.*)')

