#
# Author:: Seth Chisamore (<schisamo@chef.io>)
# Copyright:: Copyright (c) 2012-2018 Chef Software, Inc.
# License:: Apache License, Version 2.0
#
# 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.
#

require "chef/knife/ec2_base"

class Chef
  class Knife
    class Ec2FlavorList < Knife

      include Knife::Ec2Base

      banner "knife ec2 flavor list (options)"

      def run
        validate!
        custom_warnings!

        flavor_list = [
          ui.color("ID", :bold),
          ui.color("Name", :bold),
          ui.color("Architecture", :bold),
          ui.color("RAM", :bold),
          ui.color("Disk", :bold),
          ui.color("Cores", :bold)
        ].flatten.compact

        output_column_count = flavor_list.length

        begin
          flavors = connection.flavors.sort_by(&:id)
        rescue Exception => api_error
          raise api_error
        end

        if config[:format] == "summary"
          flavors.each do |flavor|
            flavor_list << flavor.id.to_s
            flavor_list << flavor.name
            flavor_list << "#{flavor.bits}-bit"
            flavor_list << "#{flavor.ram}"
            flavor_list << "#{flavor.disk} GB"
            flavor_list << flavor.cores.to_s
          end
          puts ui.list(flavor_list, :uneven_columns_across, output_column_count)
        else
          output(format_for_display(flavors))
        end
      end
    end
  end
end