5f456cefc8
Hierarchy levels order fixed in POST environment response. Change-Id: Iff0b73a8515b9d15c5c531d8691225b97b6460e4 Closes-Bug: #1623907
143 lines
5.1 KiB
Python
143 lines
5.1 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import flask
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import flask_restful
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from flask_restful import fields
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from tuning_box import db
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from tuning_box import errors
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from tuning_box import library
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environment_fields = {
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'id': fields.Integer,
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'components': fields.List(fields.Integer(attribute='id')),
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'hierarchy_levels': fields.List(fields.String(attribute='name')),
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}
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def prepare_env_for_output(env):
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# Proper order of levels can't be provided by ORM backref
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hierarchy_levels = db.EnvironmentHierarchyLevel.get_for_environment(env)
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return {'id': env.id, 'components': env.components,
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'hierarchy_levels': hierarchy_levels}
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class EnvironmentsCollection(flask_restful.Resource):
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method_decorators = [flask_restful.marshal_with(environment_fields)]
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def get(self):
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envs = db.Environment.query.order_by(db.Environment.id).all()
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result = []
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for env in envs:
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result.append(prepare_env_for_output(env))
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return result, 200
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def _check_components(self, components):
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identities = set()
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duplicates = set()
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id_names = ('id', 'name')
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for component in components:
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for id_name in id_names:
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value = getattr(component, id_name)
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if value not in identities:
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identities.add(value)
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else:
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duplicates.add(value)
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if duplicates:
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raise errors.TuningboxIntegrityError(
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"Components duplicates: {0}".format(duplicates))
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@db.with_transaction
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def post(self):
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component_ids = flask.request.json['components']
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components = [db.Component.query.get_by_id_or_name(i)
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for i in component_ids]
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self._check_components(components)
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hierarchy_levels = []
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level = None
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for name in flask.request.json['hierarchy_levels']:
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level = db.EnvironmentHierarchyLevel(name=name, parent=level)
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hierarchy_levels.append(level)
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environment = db.Environment(components=components,
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hierarchy_levels=hierarchy_levels)
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if 'id' in flask.request.json:
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environment.id = flask.request.json['id']
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db.db.session.add(environment)
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return prepare_env_for_output(environment), 201
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class Environment(flask_restful.Resource):
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method_decorators = [flask_restful.marshal_with(environment_fields)]
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def get(self, environment_id):
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env = db.get_or_404(db.Environment, environment_id)
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return prepare_env_for_output(env), 200
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def _update_components(self, environment, components):
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if components is not None:
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new_components = library.load_objects_by_id_or_name(
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db.Component, components)
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environment.components = new_components
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def _update_hierarchy_levels(self, environment, hierarchy_levels_names):
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if hierarchy_levels_names is not None:
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old_hierarchy_levels = db.EnvironmentHierarchyLevel.query.filter(
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db.EnvironmentHierarchyLevel.environment_id == environment.id
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).all()
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new_hierarchy_levels = []
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for level_name in hierarchy_levels_names:
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level = db.get_or_create(
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db.EnvironmentHierarchyLevel,
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name=level_name,
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environment=environment
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)
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new_hierarchy_levels.append(level)
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parent_id = None
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for level in new_hierarchy_levels:
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level.parent_id = parent_id
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parent_id = level.id
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for old_level in old_hierarchy_levels:
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if old_level not in new_hierarchy_levels:
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db.db.session.delete(old_level)
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environment.hierarchy_levels = new_hierarchy_levels
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@db.with_transaction
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def _perform_update(self, environment_id):
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environment = db.get_or_404(db.Environment, environment_id)
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update_by = flask.request.json
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components = update_by.get('components')
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self._update_components(environment, components)
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hierarchy_levels = update_by.get('hierarchy_levels')
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self._update_hierarchy_levels(environment, hierarchy_levels)
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def put(self, environment_id):
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return self.patch(environment_id)
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def patch(self, environment_id):
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self._perform_update(environment_id)
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return None, 204
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@db.with_transaction
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def delete(self, environment_id):
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environment = db.get_or_404(db.Environment, environment_id)
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db.db.session.delete(environment)
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return None, 204
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