fog/fog-vsphere

module Fog
  module Vsphere
    class Compute
      class Real
        def list_server_types(filters = {})
          datacenter_name = filters[:datacenter]
          servertypes = raw_server_types(datacenter_name)
          if servertypes
            servertypes.map do |servertype|
              server_type_attributes(servertype, datacenter_name)
            end.compact
          end
          # select{ | guestdesc | guestdesc.select{ | k, v | filter.has_key?(k) and filter[k] == v }==filter }
        end

        def raw_server_types(datacenter_name, _filter = {})
          datacenter = find_raw_datacenter(datacenter_name)
          environmentBrowser = datacenter.hostFolder.childEntity.grep(RbVmomi::VIM::ComputeResource).first.environmentBrowser
          if environmentBrowser
            environmentBrowser.QueryConfigOption[:guestOSDescriptor]
          end
        end

        protected

        def server_type_attributes(servertype, datacenter)
          {
            id: servertype.id,
            name: servertype.id,
            family: servertype.family,
            fullname: servertype.fullName,
            datacenter: datacenter
          }
        end
      end
      class Mock
        def list_server_types(_datacenter_name)
          [{ id: 'rhel6Guest',
             name: 'rhel6Guest',
             family: 'linuxGuest',
             fullname: 'Red Hat Enterprise Linux 6 (32-Bit)',
             datacenter: 'Solutions' },
           { id: 'rhel5_64Guest',
             name: 'rhel5_64Guest',
             family: 'linuxGuest',
             fullname: 'Red Hat Enterprise Linux 5 (64-Bit)',
             datacenter: 'Solutions' }]
        end
      end
    end
  end
end