# Copyright 2017 AT&T Intellectual Property.  All other rights reserved.
#
# 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.
import falcon

from .designs import DesignsResource
from .designs import DesignResource
from .designs import DesignsPartsResource
from .designs import DesignsPartsKindsResource
from .designs import DesignsPartResource
from .tasks import TasksResource
from .tasks import TaskResource
from .bootdata import BootdataResource
from .nodes import NodesResource

from .base import DrydockRequest
from .middleware import AuthMiddleware, ContextMiddleware, LoggingMiddleware


def start_api(state_manager=None, ingester=None, orchestrator=None):
    """
    Start the Drydock API service

    :param state_manager:   Instance of drydock_provisioner.statemgmt.manager.DesignState for accessing
                            state persistence
    :param ingester:        Instance of drydock_provisioner.ingester.ingester.Ingester for handling design
                            part input
    :param orchestrator:    Instance of drydock_provisioner.orchestrator.Orchestrator for managing tasks
    """
    control_api = falcon.API(
        request_type=DrydockRequest,
        middleware=[
            AuthMiddleware(),
            ContextMiddleware(),
            LoggingMiddleware()
        ])

    # v1.0 of Drydock API
    v1_0_routes = [
        # API for managing orchestrator tasks
        ('/tasks', TasksResource(
            state_manager=state_manager, orchestrator=orchestrator)),
        ('/tasks/{task_id}', TaskResource(state_manager=state_manager)),

        # API for managing site design data
        ('/designs', DesignsResource(state_manager=state_manager)),
        ('/designs/{design_id}', DesignResource(
            state_manager=state_manager, orchestrator=orchestrator)),
        ('/designs/{design_id}/parts', DesignsPartsResource(
            state_manager=state_manager, ingester=ingester)),
        ('/designs/{design_id}/parts/{kind}',
         DesignsPartsKindsResource(state_manager=state_manager)),
        ('/designs/{design_id}/parts/{kind}/{name}', DesignsPartResource(
            state_manager=state_manager, orchestrator=orchestrator)),

        # API for nodes to discover their bootdata during curtin install
        ('/bootdata/{hostname}/{data_key}', BootdataResource(
            state_manager=state_manager, orchestrator=orchestrator)),

        # API to list current MaaS nodes
        ('/nodes', NodesResource()),
    ]

    for path, res in v1_0_routes:
        control_api.add_route('/api/v1.0' + path, res)

    return control_api