require 'fog/ecloud/models/compute/server'

module Fog
  module Compute
    class Ecloud
      class Servers < Fog::Ecloud::Collection

        model Fog::Compute::Ecloud::Server

        identity :href

        def all
          data = service.get_servers(href).body
          if data.keys.include?(:VirtualMachines)
            data = data[:VirtualMachines][:VirtualMachine]
          elsif data[:VirtualMachine]
            data = data[:VirtualMachine]
          else
            data = []
          end
          load(data)
        end

        def get(uri)
          data = service.get_server(uri).body
          if data == ""
            new({})
          else
            new(data)
          end
        rescue Excon::Errors::NotFound
          nil
        end

        def from_data(data)
          new(data)
        end

        def create( template_uri, options )
          options[:cpus]        ||= 1
          options[:memory]      ||= 512
          options[:description] ||= ""
          options[:tags]        ||= []

          if template_uri =~ /\/templates\/\d+/
            options[:uri] = href + "/action/createVirtualMachine"
            options[:customization] ||= :linux
            options[:powered_on] ||= false
            if options[:ips]
              options[:ips] = [*options[:ips]]
            else
              [*options[:network_uri]].each do |uri|
                index = options[:network_uri].index(uri)
                ip = self.service.ip_addresses(:href => uri).detect { |i| i.host == nil && i.detected_on.nil? }.name
                options[:ips] ||= []
                options[:ips][index] = ip
              end
            end
            data = service.virtual_machine_create_from_template( template_uri, options ).body
          else
            options[:uri] = href + "/action/importVirtualMachine"
            data = service.virtual_machine_import( template_uri, options ).body
          end
          object = self.service.servers.new(data)
          object
        end

      end
    end
  end
end