require 'db/mongo/models/stack_template/stack_template_factory'

module Devops
  module Version2_0
    module Handler
      class StackTemplate

        def self.get_stack_templates
          lambda {
            check_privileges('stack_template', 'r')
            stack_templates = settings.mongo.stack_templates
            json stack_templates.map(&:to_hash)
          }
        end

        def self.get_stack_templates_for_provider
          lambda {
            check_privileges('stack_template', 'r')
            check_provider(params[:provider])
            stack_templates = settings.mongo.stack_templates(params[:provider])
            json stack_templates.map(&:to_hash)
          }
        end

        def self.create_stack_template
          lambda {
            check_privileges('stack_template', 'w')

            attrs = create_object_from_json_body
            template_model = Model::StackTemplateFactory.create(attrs['provider'], attrs)

            settings.mongo.stack_template_insert(template_model)
            create_response 'Created', template_model.to_hash, 201
          }
        end

        def self.get_stack_template
          lambda {
            check_privileges('stack_template', 'r')
            stack_template = settings.mongo.stack_template(params[:stack_template_id])
            json stack_template.to_hash
          }
        end

        def self.delete_stack_template
          lambda {
            check_privileges('stack_template', 'w')

            settings.mongo.stack_template_delete params[:stack_template_id]
            create_response("Template '#{params[:stack_template_id]}' has been removed")
          }
        end

      end
    end
  end
end