# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.  The
# ASF licenses this file to you 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.

class CIMI::Model::CloudEntryPoint < CIMI::Model::Base

  text  :base_uri, :xml_name => "baseURI", :json_name => "baseURI"

  array :entity_metadata do
    scalar :href
  end

  def self.create(context)
    self.new(entities(context).merge({
      :name => context.driver.name,
      :description => "Cloud Entry Point for the Deltacloud #{context.driver.name} driver",
      :id => context.cloudEntryPoint_url,
      :base_uri => context.root_url,
      :created => Time.now,
      :entity_metadata => CIMI::Model::EntityMetadata.all_uri(context)
    }))
  end

  # Return an Hash of the CIMI root entities used in CloudEntryPoint
  def self.entities(context)
    CIMI::Collections.cimi_modules.inject({}) do |supported_entities, m|
      m.collections.each do |c|
        index_operation_capability = c.operation(:index).required_capability
        next if m.settings.respond_to?(:capability) and !m.settings.capability(index_operation_capability)
        supported_entities[c.collection_name.to_s] = { :href => context.send(:"#{c.collection_name}_url") }
      end
      supported_entities
    end
  end

  private

  def self.href_defined?(entity)
    true if schema.attribute_names.include? entity.underscore
  end

end