# Copyright 2015 Hewlett-Packard Development Company, L.P.
#
# Author: Endre Karlson <endre.karlson@hp.com>
#
# 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.
from designateclient.v2.base import V2Controller
from designateclient.v2 import utils as v2_utils


class ZoneController(V2Controller):
    def create(self, name, type_=None, email=None, description=None, ttl=None,
               masters=None, attributes=None):
        type_ = type_ or 'PRIMARY'

        data = {
            'name': name,
            'type': type_
        }

        if type_ == 'PRIMARY':
            if email:
                data['email'] = email

            if ttl is not None:
                data['ttl'] = ttl

        elif type_ == 'SECONDARY' and masters:
            data['masters'] = masters

        if description is not None:
            data['description'] = description

        if attributes is not None:
            data['attributes'] = attributes

        return self._post('/zones', data=data)

    def list(self, criterion=None, marker=None, limit=None):
        url = self.build_url('/zones', criterion, marker, limit)

        return self._get(url, response_key='zones')

    def get(self, zone):
        zone = v2_utils.resolve_by_name(self.list, zone)

        return self._get(f'/zones/{zone}')

    def update(self, zone, values):
        zone = v2_utils.resolve_by_name(self.list, zone)

        url = self.build_url(f'/zones/{zone}')

        return self._patch(url, data=values)

    def delete(self, zone, delete_shares=False):
        zone = v2_utils.resolve_by_name(self.list, zone)

        url = self.build_url(f'/zones/{zone}')

        if delete_shares:
            headers = {'X-Designate-Delete-Shares': 'true'}
            _resp, body = self.client.session.delete(url, headers=headers)
        else:
            _resp, body = self.client.session.delete(url)

        return body

    def abandon(self, zone):
        zone = v2_utils.resolve_by_name(self.list, zone)

        url = f'/zones/{zone}/tasks/abandon'

        self.client.session.post(url)

    def axfr(self, zone):
        zone = v2_utils.resolve_by_name(self.list, zone)

        url = f'/zones/{zone}/tasks/xfr'

        self.client.session.post(url)


class ZoneTransfersController(V2Controller):
    def create_request(self, zone, target_project_id, description=None):
        zone = v2_utils.resolve_by_name(self.client.zones.list, zone)

        data = {
            'target_project_id': target_project_id
        }

        if description is not None:
            data['description'] = description

        url = f'/zones/{zone}/tasks/transfer_requests'

        return self._post(url, data=data)

    def get_request(self, transfer_id):
        url = f'/zones/tasks/transfer_requests/{transfer_id}'
        return self._get(url)

    def list_requests(self):
        url = '/zones/tasks/transfer_requests'
        return self._get(url, response_key='transfer_requests')

    def update_request(self, transfer_id, values):
        url = f'/zones/tasks/transfer_requests/{transfer_id}'
        return self._patch(url, data=values)

    def delete_request(self, transfer_id):
        url = f'/zones/tasks/transfer_requests/{transfer_id}'
        self._delete(url)

    def accept_request(self, transfer_id, key):
        url = '/zones/tasks/transfer_accepts'

        data = {
            'key': key,
            'zone_transfer_request_id': transfer_id
        }
        return self._post(url, data=data)

    def get_accept(self, accept_id):
        url = f'/zones/tasks/transfer_accepts/{accept_id}'
        return self._get(url)

    def list_accepts(self):
        url = '/zones/tasks/transfer_accepts'
        return self._get(url, response_key='transfer_accepts')


class ZoneExportsController(V2Controller):
    def create(self, zone):
        zone_id = v2_utils.resolve_by_name(self.client.zones.list, zone)

        return self._post(f'/zones/{zone_id}/tasks/export')

    def get_export_record(self, zone_export_id):
        return self._get(f'/zones/tasks/exports/{zone_export_id}')

    def list(self):
        return self._get('/zones/tasks/exports')

    def delete(self, zone_export_id):
        return self._delete(f'/zones/tasks/exports/{zone_export_id}')

    def get_export(self, zone_export_id):
        return self._get(f'/zones/tasks/exports/{zone_export_id}/export',
                         headers={'Accept': 'text/dns'})


class ZoneImportsController(V2Controller):
    def create(self, zone_file_contents):
        return self._post('/zones/tasks/imports', data=zone_file_contents,
                          headers={'Content-Type': 'text/dns'})

    def get_import_record(self, zone_import_id):
        return self._get(f'/zones/tasks/imports/{zone_import_id}')

    def list(self):
        return self._get('/zones/tasks/imports')

    def delete(self, zone_import_id):
        return self._delete(f'/zones/tasks/imports/{zone_import_id}')


class ZoneShareController(V2Controller):
    def create(self, zone, target_project_id):
        zone_id = v2_utils.resolve_by_name(self.client.zones.list, zone)

        data = {'target_project_id': target_project_id}

        return self._post(f'/zones/{zone_id}/shares', data=data)

    def list(self, zone, criterion=None, marker=None, limit=None):
        zone_id = v2_utils.resolve_by_name(self.client.zones.list, zone)
        url = self.build_url(f'/zones/{zone_id}/shares',
                             criterion, marker, limit)

        return self._get(url, response_key='shared_zones')

    def delete(self, zone, shared_zone_id):
        zone_id = v2_utils.resolve_by_name(self.client.zones.list, zone)

        return self._delete(f'/zones/{zone_id}/shares/{shared_zone_id}')

    def get(self, zone, shared_zone_id):
        zone_id = v2_utils.resolve_by_name(self.client.zones.list, zone)

        return self._get(f'/zones/{zone_id}/shares/{shared_zone_id}')