#    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 picassoclient import client


class Apps(object):

    apps_route = "/v1/{project_id}/apps"
    app_route = "/v1/{project_id}/apps/{app}"

    def __init__(self, session_client: client.SessionClient):
        self.client = session_client

    @client.inject_project_id
    def list(self, project_id: str):
        """
        Lists project-scoped apps

        :return: list of Apps
        :rtype: list of dict
        """
        response = self.client.get(
            self.apps_route.format(project_id=project_id))
        return response.json()

    @client.inject_project_id
    def show(self, project_id: str, app_name: str):
        """
        Shows project-scoped app info

        :param app_name: App name
        :type app_name: str
        :return:
        """
        response = self.client.get(
            self.app_route.format(project_id=project_id,
                                  app=app_name))
        return response.json()

    @client.inject_project_id
    def create(self, project_id: str, app_name: str,
               config: dict=None):
        """
        Creates project-scoped app

        :param app_name: App name to create
        :type app_name: str
        :param config: App config to assign
        :type config: dict
        :return: app
        :rtype: dict
        """
        data = {
            "app": {
                "name": app_name,
                "config": config if config else {}
            }
        }
        response = self.client.post(
            self.apps_route.format(project_id=project_id),
            json=data)
        return response.json()

    @client.inject_project_id
    def update(self, project_id: str, app_name: str, **data: dict):
        """
        Updates app

        :param app_name: App name to update
        :type app_name: str
        :param data: App config to update
        :type data: dict
        :return: app
        :rtype: dict
        """
        response = self.client.put(
            self.app_route.format(project_id=project_id,
                                  app=app_name), json=data)
        return response.json()

    @client.inject_project_id
    def delete(self, project_id: str, app_name: str):
        """
        Deletes app

        :param app_name: App name to delete
        :type app_name: str
        :return: app
        :rtype: dict
        """
        response = self.client.delete(
            self.app_route.format(project_id=project_id,
                                  app=app_name))
        return response.json()