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

# Copyright(C) 2010-2011  Romain Bignon
#
# This program 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, version 3 of the License.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.


import urllib

from weboob.tools.browser import BaseBrowser, BrowserHTTPError, BrowserIncorrectPassword
from weboob.capabilities.messages import CantSendMessage

from .pages.index import IndexPage, LoginPage
from .pages.news import ContentPage, NewCommentPage, NodePage, CommentPage
from .tools import id2url, url2id

# Browser
class DLFP(BaseBrowser):
    DOMAIN = 'linuxfr.org'
    PROTOCOL = 'https'
    PAGES = {'https://linuxfr.org/?': IndexPage,
             'https://linuxfr.org/login.html': LoginPage,
             'https://linuxfr.org/news/[^\.]+': ContentPage,
             'https://linuxfr.org/users/[\w_]+/journaux/[^\.]+': ContentPage,
             'https://linuxfr.org/nodes/(\d+)/comments/(\d+)$': CommentPage,
             'https://linuxfr.org/nodes/(\d+)/comments/nouveau': NewCommentPage,
             'https://linuxfr.org/nodes/(\d+)/comments$': NodePage,
            }

    def home(self):
        return self.location('https://linuxfr.org')

    def get_content(self, _id):
        url = id2url(_id)
        if url is None:
            if url2id(_id) is not None:
                url = _id
                _id = url2id(url)
            else:
                return None

        self.location(url)
        content = self.page.get_article()
        content.id = _id
        return content

    def _is_comment_submit_form(self, form):
        return 'comment_new' in form.action

    def post_comment(self, thread, reply_id, title, message):
        url = id2url(thread)
        if url is None:
            raise CantSendMessage('%s is not a right ID' % thread)

        self.location(url)
        assert self.is_on_page(ContentPage)
        self.location(self.page.get_post_comment_url())
        assert self.is_on_page(NewCommentPage)

        self.select_form(predicate=self._is_comment_submit_form)
        self.set_all_readonly(False)
        if title is not None:
            self['comment[title]'] = title.encode('utf-8')
        self['comment[wiki_body]'] = message.encode('utf-8')
        if int(reply_id) > 0:
            self['comment[parent_id]'] = str(reply_id)
        self['commit'] = 'Poster le commentaire'

        try:
            self.submit()
        except BrowserHTTPError, e:
            raise CantSendMessage('Unable to send message to %s.%s: %s' % (thread, reply_id, e))

        if self.is_on_page(NodePage):
            errors = self.page.get_errors()
            if len(errors) > 0:
                raise CantSendMessage('Unable to send message: %s' % ', '.join(errors))

        return None

    def login(self):
        data = {'account[login]': self.username,
                'account[password]': self.password,
                'account[remember_me]': 1}
        self.location('/compte/connexion', urllib.urlencode(data), no_login=True)
        if not self.is_logged():
            raise BrowserIncorrectPassword()

    def is_logged(self):
        return (self.page and self.page.is_logged())

    def close_session(self):
        self.openurl('/compte/deconnexion')

    def plusse(self, url):
        return self.relevance(url, 'for')

    def moinse(self, url):
        return self.relevance(url, 'against')

    def relevance(self, url, what):
        self.location(url)

        comment = None
        if self.is_on_page(CommentPage):
            comment = self.page.get_comment()
        elif self.is_on_page(ContentPage):
            ignored, id = url.rsplit('#comment-', 1)
            comment = self.page.get_comment(int(id))

        if comment is None:
            raise ValueError('The given URL isn\'t a comment.')

        if comment.relevance_token is None:
            return False

        res = self.readurl('%s%s' % (comment.relevance_url, what),
                           urllib.urlencode({'authenticity_token': comment.relevance_token}))

        return res