from django.conf.urls import url
from django.conf.urls import url
from django.contrib import admin as djadmin
from django.contrib.auth import get_user_model
from django.db import transaction
from django.utils.translation import ugettext_lazy as _

from misago.acl.models import Role

from misago.users.views.admin.bans import BansList, NewBan, EditBan, DeleteBan
from misago.users.views.admin.ranks import (RanksList, NewRank, EditRank,
                                            DeleteRank, MoveDownRank,
                                            MoveUpRank, DefaultRank)
from misago.users.views.admin.users import UsersList, NewUser, EditUser
from misago.users.views.admin.warnings import (WarningsList, NewWarning,
                                               EditWarning, MoveDownWarning,
                                               MoveUpWarning, DeleteWarning)


class UserAdmin(djadmin.ModelAdmin):
    actions = None
    list_display = ('username', 'email', 'is_staff', 'is_superuser')
    search_fields = ('username', 'email')
    list_filter = ('groups', 'is_staff', 'is_superuser')
    readonly_fields = ('username', 'email', 'is_staff', 'is_superuser')
    fieldsets = (
        (_('User data'),
         {'fields': ('username', 'email', 'is_staff', 'is_superuser')}),
        (_('Misago permissions'),
         {'fields': ('rank', 'roles')}),
        (_('Change Django Permissions'),
         {'fields': ('groups', 'user_permissions')}),
    )

    def has_add_permission(self, request):
        return False

    def has_delete_permission(self, request, obj=None):
        return False

    def save_related(self, request, form, formsets, change):
        with transaction.atomic():
            obj = form.instance

            obj.roles.clear()
            obj.roles.add(*form.cleaned_data['roles'])

            member_role = Role.objects.get(special_role='authenticated')
            if not member_role.pk in [r.pk for r in form.cleaned_data['roles']]:
                obj.roles.add(member_role)

            # Update ACL key
            obj.update_acl_key()
            obj.save(update_fields=['acl_key'])

            obj.groups.clear()
            if form.cleaned_data['groups']:
                obj.groups.add(*form.cleaned_data['groups'])

            obj.user_permissions.clear()
            if form.cleaned_data['user_permissions']:
                obj.user_permissions.add(*form.cleaned_data['user_permissions'])

djadmin.site.register(get_user_model(), UserAdmin)


class MisagoAdminExtension(object):
    def register_urlpatterns(self, urlpatterns):
        # Users section
        urlpatterns.namespace(r'^users/', 'users')

        # Accounts
        urlpatterns.namespace(r'^accounts/', 'accounts', 'users')
        urlpatterns.patterns('users:accounts',
            url(r'^$', UsersList.as_view(), name='index'),
            url(r'^(?P<page>\d+)/$', UsersList.as_view(), name='index'),
            url(r'^new/$', NewUser.as_view(), name='new'),
            url(r'^edit/(?P<user_id>\d+)/$', EditUser.as_view(), name='edit'),
        )

        # Ranks
        urlpatterns.namespace(r'^ranks/', 'ranks', 'users')
        urlpatterns.patterns('users:ranks',
            url(r'^$', RanksList.as_view(), name='index'),
            url(r'^new/$', NewRank.as_view(), name='new'),
            url(r'^edit/(?P<rank_id>\d+)/$', EditRank.as_view(), name='edit'),
            url(r'^default/(?P<rank_id>\d+)/$', DefaultRank.as_view(), name='default'),
            url(r'^move/down/(?P<rank_id>\d+)/$', MoveDownRank.as_view(), name='down'),
            url(r'^move/up/(?P<rank_id>\d+)/$', MoveUpRank.as_view(), name='up'),
            url(r'^delete/(?P<rank_id>\d+)/$', DeleteRank.as_view(), name='delete'),
        )

        # Bans
        urlpatterns.namespace(r'^bans/', 'bans', 'users')
        urlpatterns.patterns('users:bans',
            url(r'^$', BansList.as_view(), name='index'),
            url(r'^(?P<page>\d+)/$', BansList.as_view(), name='index'),
            url(r'^new/$', NewBan.as_view(), name='new'),
            url(r'^edit/(?P<ban_id>\d+)/$', EditBan.as_view(), name='edit'),
            url(r'^delete/(?P<ban_id>\d+)/$', DeleteBan.as_view(), name='delete'),
        )

        # Warnings
        urlpatterns.namespace(r'^warnings/', 'warnings', 'users')
        urlpatterns.patterns('users:warnings',
            url(r'^$', WarningsList.as_view(), name='index'),
            url(r'^new/$', NewWarning.as_view(), name='new'),
            url(r'^edit/(?P<warning_id>\d+)/$', EditWarning.as_view(), name='edit'),
            url(r'^move/down/(?P<warning_id>\d+)/$', MoveDownWarning.as_view(), name='down'),
            url(r'^move/up/(?P<warning_id>\d+)/$', MoveUpWarning.as_view(), name='up'),
            url(r'^delete/(?P<warning_id>\d+)/$', DeleteWarning.as_view(), name='delete'),
        )

    def register_navigation_nodes(self, site):
        site.add_node(name=_("Users"),
                      icon='fa fa-users',
                      parent='misago:admin',
                      after='misago:admin:index',
                      namespace='misago:admin:users',
                      link='misago:admin:users:accounts:index')

        site.add_node(name=_("User Accounts"),
                      icon='fa fa-users',
                      parent='misago:admin:users',
                      namespace='misago:admin:users:accounts',
                      link='misago:admin:users:accounts:index')

        site.add_node(name=_("Ranks"),
                      icon='fa fa-graduation-cap',
                      parent='misago:admin:users',
                      after='misago:admin:users:accounts:index',
                      namespace='misago:admin:users:ranks',
                      link='misago:admin:users:ranks:index')

        site.add_node(name=_("Bans"),
                      icon='fa fa-lock',
                      parent='misago:admin:users',
                      after='misago:admin:users:ranks:index',
                      namespace='misago:admin:users:bans',
                      link='misago:admin:users:bans:index')

        site.add_node(name=_("Warning levels"),
                      icon='fa fa-exclamation-triangle',
                      parent='misago:admin:users',
                      after='misago:admin:users:bans:index',
                      namespace='misago:admin:users:warnings',
                      link='misago:admin:users:warnings:index')