#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2007  Donald N. Allingham
#
# 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#

# $Id: _EditName.py 10103 2008-02-24 13:55:55Z acraphae $

#-------------------------------------------------------------------------
#
# Standard python modules
#
#-------------------------------------------------------------------------
from gettext import gettext as _

#-------------------------------------------------------------------------
#
# GTK/Gnome modules
#
#-------------------------------------------------------------------------
import gtk
from gtk import glade

#-------------------------------------------------------------------------
#
# gramps modules
#
#-------------------------------------------------------------------------
import const
import Config
from BasicUtils import name_displayer
from _EditSecondary import EditSecondary
from gen.lib import NoteType
from DisplayTabs import GrampsTab,SourceEmbedList,NoteTab
from GrampsWidgets import (MonitoredEntry, MonitoredMenu, MonitoredDate, 
                           MonitoredDataType, PrivacyButton)


#-------------------------------------------------------------------------
#
# Classes
#
#-------------------------------------------------------------------------

class GeneralNameTab(GrampsTab):
    """
    This class provides the tabpage of the general name tab
    """

    def __init__(self, dbstate, uistate, track, name, widget):
        """
        @param dbstate: The database state. Contains a reference to
        the database, along with other state information. The GrampsTab
        uses this to access the database and to pass to and created
        child windows (such as edit dialogs).
        @type dbstate: DbState
        @param uistate: The UI state. Used primarily to pass to any created
        subwindows.
        @type uistate: DisplayState
        @param track: The window tracking mechanism used to manage windows.
        This is only used to pass to generted child windows.
        @type track: list
        @param name: Notebook label name
        @type name: str/unicode
        @param widget: widget to be shown in the tab
        @type widge: gtk widget
        """
        GrampsTab.__init__(self, dbstate, uistate, track, name)
        eventbox = gtk.EventBox()
        eventbox.add(widget)
        self.pack_start(eventbox)
        self._set_label(show_image=False)
        widget.connect('key_press_event', self.key_pressed)
        self.show_all()

    def is_empty(self):
        """
        Override base class
        """
        return False

#-------------------------------------------------------------------------
#
# EditName class
#
#-------------------------------------------------------------------------
class EditName(EditSecondary):

    WIDTH_KEY = Config.NAME_WIDTH
    HEIGHT_KEY = Config.NAME_HEIGHT

    def __init__(self, dbstate, uistate, track, name, callback):

        EditSecondary.__init__(self, dbstate, uistate,
                               track, name, callback)

    def _local_init(self):
        
        self.top = glade.XML(const.GLADE_FILE, "name_edit","gramps")
        self.set_window(self.top.get_widget("name_edit"),
                        self.top.get_widget("title"),
                        _("Name Editor"))

        tblgnam =  self.top.get_widget('table23')
        notebook = self.top.get_widget('notebook')
        #recreate start page as GrampsTab
        notebook.remove_page(0)
        self.gennam = GeneralNameTab(self.dbstate, self.uistate, self.track, 
                              _('_General'), tblgnam)

        self.original_group_as = self.obj.get_group_as()
        self.original_group_set = not (self.original_group_as == '')
        srn = self.obj.get_surname()
        self._get_global_grouping(srn)

        self.group_over = self.top.get_widget('group_over')
        self.group_over.connect('toggled',self.on_group_over_toggled)
        self.group_over.set_sensitive(not self.db.readonly)
        
        self.toggle_dirty = False

    def _post_init(self):
        """if there is override, set the override toggle active
        """
        if self.original_group_set or self.global_group_set :
            self.group_over.set_active(True)

    def _connect_signals(self):
        self.define_cancel_button(self.top.get_widget('button119'))
        self.define_help_button(self.top.get_widget('button131'),'adv-an')
        self.define_ok_button(self.top.get_widget('button118'),self.save)

    def _setup_fields(self):
        self.group_as = MonitoredEntry(
            self.top.get_widget("group_as"),
            self.obj.set_group_as,
            self.obj.get_group_as,
            self.db.readonly)

        if not self.original_group_set:
            if self.global_group_set :
                self.group_as.force_value(self.global_group_as)
            else :
                self.group_as.force_value(self.obj.get_surname())
            
        format_list = [(name, number) for (number, name,fmt_str,act)
                       in name_displayer.get_name_format(also_default=True)]
            
        self.sort_as = MonitoredMenu(
            self.top.get_widget('sort_as'),
            self.obj.set_sort_as,
            self.obj.get_sort_as,
            format_list,
            self.db.readonly)

        self.display_as = MonitoredMenu(
            self.top.get_widget('display_as'),
            self.obj.set_display_as,
            self.obj.get_display_as,
            format_list,
            self.db.readonly)

        self.given_field = MonitoredEntry(
            self.top.get_widget("alt_given"),
            self.obj.set_first_name,
            self.obj.get_first_name,
            self.db.readonly)

        self.call_field = MonitoredEntry(
            self.top.get_widget("call"),
            self.obj.set_call_name,
            self.obj.get_call_name,
            self.db.readonly)

        self.title_field = MonitoredEntry(
            self.top.get_widget("alt_title"),
            self.obj.set_title,
            self.obj.get_title,
            self.db.readonly)

        self.suffix_field = MonitoredEntry(
            self.top.get_widget("alt_suffix"),
            self.obj.set_suffix,
            self.obj.get_suffix,
            self.db.readonly)

        self.patronymic_field = MonitoredEntry(
            self.top.get_widget("patronymic"),
            self.obj.set_patronymic,
            self.obj.get_patronymic,
            self.db.readonly)

        self.surname_field = MonitoredEntry(
            self.top.get_widget("alt_surname"),
            self.obj.set_surname,
            self.obj.get_surname,
            self.db.readonly,
            autolist=self.db.get_surname_list(),
            changed=self.update_group_as)

        self.prefix_field = MonitoredEntry(
            self.top.get_widget("alt_prefix"),
            self.obj.set_surname_prefix,
            self.obj.get_surname_prefix,
            self.db.readonly)

        self.date = MonitoredDate(
            self.top.get_widget("date_entry"),
            self.top.get_widget("date_stat"), 
            self.obj.get_date_object(),
            self.uistate,
            self.track,
            self.db.readonly)

        self.obj_combo = MonitoredDataType(
            self.top.get_widget("name_type"),
            self.obj.set_type,
            self.obj.get_type,
            self.db.readonly,
            self.db.get_name_types(),
            )
        
        self.privacy = PrivacyButton(
            self.top.get_widget("priv"), self.obj,
            self.db.readonly)
        
    def _create_tabbed_pages(self):

        notebook = self.top.get_widget("notebook")

        self._add_tab(notebook, self.gennam)

        self.srcref_list = self._add_tab(
            notebook,
            SourceEmbedList(self.dbstate,self.uistate,self.track,self.obj))
        
        self.note_tab = self._add_tab(
            notebook,
            NoteTab(self.dbstate, self.uistate, self.track,
                    self.obj.get_note_list(),
                    notetype=NoteType.PERSONNAME))

        self._setup_notebook_tabs( notebook)
        
    def _get_global_grouping(self, srn):
        """ we need info on the global grouping of the surname on init, 
            and on change of surname
            """
        self.global_group_as = self.db.get_name_group_mapping(srn)
        if srn == self.global_group_as:
            self.global_group_as = None
            self.global_group_set = False
        else:
            self.global_group_set = True
            

    def build_menu_names(self, name):
        if name:
            ntext = name_displayer.display_name(name)
            submenu_label = '%s: %s' % (_('Name'), ntext)
        else:
            submenu_label = _('New Name')
        menu_label = _('Name Editor')
        return (menu_label,submenu_label)

    def update_group_as(self, obj):
        """Callback if surname changes on GUI
            If overwrite is not set, we change the group name too
        """
        name = self.obj.get_surname()
        if not self.group_over.get_active():
            self.group_as.force_value(name)
        #new surname, so perhaps now a different grouping?
        self._get_global_grouping(name)
        if not self.group_over.get_active() and self.global_group_set :
            self.group_over.set_active(True)
            self.group_as.enable(True)
            self.toggle_dirty = True
            self.group_as.force_value(self.global_group_as)
        elif self.group_over.get_active() and self.toggle_dirty:
            #changing surname caused active group_over in past, change 
            # group_over as we type
            if self.global_group_set :
                self.group_as.force_value(self.global_group_as)
            else:
                self.toggle_dirty = False
                self.group_as.force_value(name)
                self.group_over.set_active(False)
                self.group_as.enable(False)
        
    def on_group_over_toggled(self, obj):
        """ group over changes, if activated, enable edit,
            if unactivated, go back to surname.
        """
        self.toggle_dirty = False
        #enable group as box
        self.group_as.enable(obj.get_active())
        
        if not obj.get_active():
            surname = self.obj.get_surname()
            self.group_as.set_text(surname)

    def save(self,*obj):
        """Save the name setting. All is ok, except grouping. We need to 
           consider: 
            1/     global set, not local set --> unset (ask if global unset)
            2/     global set,     local set --> unset (only local unset!)
            3/ not global set,     local set 
            or not global set, not local set --> unset
            4/ not local set, not global set
            or not local set,     global set --> set val (ask global or local)
            5/     local set, not global set --> set (change local)
            6/     local set,     global set --> set (set to global if possible)
        """
        closeit = True
        surname = self.obj.get_surname()
        group_as= self.obj.get_group_as()
        grouping_active = self.group_over.get_active()
        
        if not grouping_active :
            #user wants to group with surname
            if self.global_group_set and not self.original_group_set :
                #warn that group will revert to surname
                from QuestionDialog import QuestionDialog2
                q = QuestionDialog2(
                    _("Break global name grouping?"),
                    _("All people with the name of %(surname)s will no longer "
                      "be grouped with the name of %(group_name)s."
                      ) % { 'surname' : surname,
                            'group_name':group_as},
                    _("Continue"),
                    _("Return to Name Editor"))
                val = q.run()
                if val:
                    #delete the grouping link on database
                    self.db.set_name_group_mapping(surname, None)
                    self.obj.set_group_as("")
                else :
                    closeit = False
            elif self.global_group_set and self.original_group_set:
                #we change it only back to surname locally, so store group_as
                # Note: if all surnames are locally changed to surname, we 
                #       should actually unsed the global group here ....
                pass
            else :
                #global group not set, don't set local group too:
                self.obj.set_group_as("")
        else:
            #user wants to override surname, see what he wants
            if not self.original_group_set :
                #if changed, ask if this has to happen for the entire group,
                #this might be creation of group link, or change of group link
                if self.global_group_as != group_as:
                    from QuestionDialog import QuestionDialog2
                        
                    q = QuestionDialog2(
                    _("Group all people with the same name?"),
                    _("You have the choice of grouping all people with the "
                      "name of %(surname)s with the name of %(group_name)s, or "
                      "just mapping this particular name."
                                       ) % { 'surname' : surname,
                                             'group_name':group_as},
                    _("Group all"),
                    _("Group this name only"))
                    val = q.run()
                    if val:
                        if group_as == surname :
                            self.db.set_name_group_mapping(surname, None)
                        else:
                            self.db.set_name_group_mapping(surname, group_as)
                        self.obj.set_group_as("")
                    else:
                        if self.global_group_set :
                            #allow smith to Dummy, but one person still Smith
                            self.obj.set_group_as(group_as)
                        elif group_as == surname :
                            self.obj.set_group_as("")
                        else:
                            self.obj.set_group_as(group_as)
                else:
                    #keep original value, no original group
                    self.obj.set_group_as("")
            elif not self.global_group_set :
                #don't ask user, group was set locally before, 
                #change it locally only
                if group_as == surname :
                    #remove grouping
                    self.obj.set_group_as("")
                else:
                    pass
            
            else:
                #locally set group and global group set
                if group_as == self.global_group_as :
                    #unset local group, go with global one
                    self.obj.set_group_as("")
                else :
                    #local set is different from global, keep it like that
                    pass

        if closeit:
            if self.callback:
                self.callback(self.obj)
            self.close()
