# vim: tabstop=4 shiftwidth=4 softtabstop=4

# Copyright 2012 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All Rights Reserved.
#
# Copyright 2012 Nebula, Inc.
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

"""
Views for managing instances.
"""
import logging

from django import http
from django import shortcuts
from django.views import generic
from django.core.urlresolvers import reverse, reverse_lazy
from django.utils.datastructures import SortedDict
from django.utils.translation import ugettext_lazy as _
from django.contrib.formtools.wizard.views import SessionWizardView

from horizon import exceptions
from horizon import forms
from horizon import tabs
from horizon import tables
from horizon import workflows
from horizon.forms.views import ModalFormMixin

from openstack_dashboard import api
from .tables import WinDCTable, WinServicesTable
from .workflows import CreateWinService, CreateWinDC
from .forms import WizardFormServiceType, WizardFormConfiguration

import pdb
LOG = logging.getLogger(__name__)


class Wizard(ModalFormMixin, SessionWizardView, generic.FormView):
    template_name = 'project/windc/services_tabs.html'

    def done(self, form_list, **kwargs):
        #do_something_with_the_form_data(form_list)
        return HttpResponseRedirect('/')

    def get_form(self, step=None, data=None, files=None):
        form = super(Wizard, self).get_form(step, data, files)
        print step
        print data
        return form


class IndexView(tables.DataTableView):
    table_class = WinDCTable
    template_name = 'project/windc/index.html'

    def get_data(self):
        # Gather our datacenters
        try:
            data_centers = api.windc.datacenters_list(self.request)
        except:
            data_centers = []
            exceptions.handle(self.request,
                              _('Unable to retrieve data centers list.'))
        return data_centers


class WinServices(tables.DataTableView):
    table_class = WinServicesTable
    template_name = 'project/windc/services.html'

    def get_context_data(self, **kwargs):
        context = super(WinServices, self).get_context_data(**kwargs)
        data = self.get_data()
        context["dc_name"] = self.dc_name
        return context

    def get_data(self):
        try:
            dc_id = self.kwargs['data_center_id']
            datacenter = api.windc.datacenters_get(self.request, dc_id)
            self.dc_name = datacenter.name
            services = api.windc.services_list(self.request, datacenter)
        except:
            services = []
            exceptions.handle(self.request,
                              _('Unable to retrieve list of services for '
                              'data center "%s".') % dc_id)
        return services


class CreateWinDCView(workflows.WorkflowView):
    workflow_class = CreateWinDC
    template_name = "project/windc/create_dc.html"

    def get_initial(self):
        initial = super(CreateWinDCView, self).get_initial()
        initial['project_id'] = self.request.user.tenant_id
        initial['user_id'] = self.request.user.id
        return initial


class CreateWinServiceView(workflows.WorkflowView):
    workflow_class = CreateWinService
    template_name = "project/windc/create.html"

    def get_initial(self):
        initial = super(CreateWinServiceView, self).get_initial()
        initial['project_id'] = self.request.user.tenant_id
        initial['user_id'] = self.request.user.id
        return initial