# Copyright (C) 2006-2007 Red Hat, Inc.
#
# 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 2 of the License, 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
from gettext import gettext as _
import logging

import gobject
import hippo
import gtk

from sugar.graphics.palette import Palette
from sugar.graphics.menuitem import MenuItem
from sugar.graphics.icon import Icon
from sugar.presence import presenceservice

from model import shellmodel
import view.Shell

class BuddyMenu(Palette):
    def __init__(self, buddy):
        self._buddy = buddy

        buddy_icon = Icon(icon_name='computer-xo',
                          xo_color=buddy.get_color(),
                          icon_size=gtk.ICON_SIZE_LARGE_TOOLBAR)
        Palette.__init__(self, None, primary_text=buddy.get_nick(),
                         icon=buddy_icon)
        self._active_activity_changed_hid = None
        self.connect('destroy', self.__destroy_cb)

        self._buddy.connect('icon-changed', self._buddy_icon_changed_cb)
        self._buddy.connect('nick-changed', self._buddy_nick_changed_cb)

        owner = shellmodel.get_instance().get_owner()
        if not buddy.is_owner():
            self._add_items()

    def _get_home_model(self):
        return shellmodel.get_instance().get_home()

    def __destroy_cb(self, menu):
        if self._active_activity_changed_hid is not None:
            home_model = self._get_home_model()
            home_model.disconnect(self._active_activity_changed_hid)

    def _add_items(self):
        pservice = presenceservice.get_instance()

        friends = shellmodel.get_instance().get_friends()
        if friends.has_buddy(self._buddy):
            menu_item = MenuItem(_('Remove friend'), 'list-remove')
            menu_item.connect('activate', self._remove_friend_cb)
        else:
            menu_item = MenuItem(_('Make friend'), 'list-add')
            menu_item.connect('activate', self._make_friend_cb)

        self.menu.append(menu_item)
        menu_item.show()

        self._invite_menu = MenuItem('')
        self._invite_menu.connect('activate', self._invite_friend_cb)
        self.menu.append(self._invite_menu)
        
        home_model = self._get_home_model()
        self._active_activity_changed_hid = home_model.connect(
                'active-activity-changed', self._cur_activity_changed_cb)
        activity = home_model.get_active_activity()
        self._update_invite_menu(activity)
            
    def _update_invite_menu(self, activity):
        buddy_activity = self._buddy.get_current_activity()
        if buddy_activity is not None:
            buddy_activity_id = buddy_activity.props.id
        else:
            buddy_activity_id = None

        if activity is None or \
           activity.get_type() == 'org.laptop.JournalActivity' or \
           activity.get_activity_id() == buddy_activity_id:
            self._invite_menu.hide()
        else:    
            title = activity.get_title()
            label = self._invite_menu.get_children()[0]
            label.set_text(_('Invite to %s') % title)
        
            icon = Icon(file=activity.get_icon_path())
            icon.props.xo_color = activity.get_icon_color()
            self._invite_menu.set_image(icon)
            icon.show()

            self._invite_menu.show()
                        
    def _cur_activity_changed_cb(self, home_model, activity_model):
        self._update_invite_menu(activity_model)

    def _buddy_icon_changed_cb(self, buddy):
        pass

    def _buddy_nick_changed_cb(self, buddy, nick):
        self.set_primary_text(nick)

    def _make_friend_cb(self, menuitem):
        friends = shellmodel.get_instance().get_friends()
        friends.make_friend(self._buddy)    

    def _remove_friend_cb(self, menuitem):
        friends = shellmodel.get_instance().get_friends()
        friends.remove(self._buddy)

    def _invite_friend_cb(self, menuitem):
        activity = view.Shell.get_instance().get_current_activity()
        activity.invite(self._buddy)