# Copyright (C) 2006 Adam Olsen
#
# 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; either version 1, or (at your option)
# any later version.
#
# 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., 675 Mass Ave, Cambridge, MA 02139, USA.

import glib
import gtk
import os.path
import _scrobbler

from xl import (
    common,
    settings,
    xdg
)
from xl.nls import gettext as _
from xlgui import icons
from xlgui.preferences import widgets
from xlgui.widgets import dialogs

name = _('AudioScrobbler')
basedir = os.path.dirname(os.path.realpath(__file__))
ui = os.path.join(basedir, "asprefs_pane.ui")

icons.MANAGER.add_icon_name_from_directory('audioscrobbler',
    os.path.join(basedir, 'icons'))
icon = 'audioscrobbler'

class SubmitPreference(widgets.CheckPreference):
    default = True
    name = 'plugin/ascrobbler/submit'

class MenuCheck(widgets.CheckPreference):
    default = False
    name = 'plugin/ascrobbler/menu_check'

class UserPreference(widgets.Preference):
    name = 'plugin/ascrobbler/user'

class PassPreference(widgets.HashedPreference):
    name = 'plugin/ascrobbler/password'

class UrlPreference(widgets.ComboEntryPreference):
    name = 'plugin/ascrobbler/url'
    default = 'http://post.audioscrobbler.com/'
    preset_items = {
        'http://post.audioscrobbler.com/': 'Last.fm',
        'http://turtle.libre.fm/': 'Libre.fm'
    }

class VerifyLoginButton(widgets.Button):
    name = 'plugin/ascrobbler/verify_login'

    def __init__(self, preferences, widget):
        """
            Sets up the message
        """
        widgets.Button.__init__(self, preferences, widget)

        self.message = dialogs.MessageBar(
            parent = preferences.builder.get_object('preferences_box'),
            buttons=gtk.BUTTONS_CLOSE
        )

    @common.threaded
    def check_login(self):
        """
            Tries to connect to the AudioScrobbler
            service with the existing login data
        """
        username = settings.get_option('plugin/ascrobbler/user', '')
        password = settings.get_option('plugin/ascrobbler/password', '')
        url = settings.get_option('plugin/ascrobbler/url',
            'http://post.audioscrobbler.com/')
        login_verified = False

        try:
            _scrobbler.login(username, password, post_url=url)
        except _scrobbler.AuthError:
            try:
                _scrobbler.login(username, password, hashpw=True, post_url=url)
            except _scrobbler.AuthError:
                pass
            else:
                login_verified = True
        else:
            login_verified = True

        if login_verified:
            glib.idle_add(
                self.message.show_info,
                _('Verification successful'),
                ''
            )
        else:
            glib.idle_add(
                self.message.show_error,
                _('Verification failed'),
                _('Please make sure the entered data is correct.')
            )

        glib.idle_add(self.widget.set_sensitive, True)

    def on_clicked(self, button):
        """
            Initiates verification of the login data
        """
        self.widget.set_sensitive(False)
        self.check_login()

