module VagrantPlugins
  module CommandServe
    class Client
      class TargetIndex < Client
        # @param [String]
        # @return [Boolean] true if delete is successful
        def delete(ident)
          logger.debug("deleting machine with id #{ident} from index")
          client.delete(
            SDK::TargetIndex::TargetIdentifier.new(
              id: ident
            )
          )
          true
        end

        # @param [String]
        # @return [Vagrant::MachineIndex::Entry]
        def get(ident)
          logger.debug("getting machine with id #{ident} from index")
          begin
            resp = client.get(
              SDK::TargetIndex::TargetIdentifier.new(
                id: ident
              )
            )
            machine = Target.load(resp, broker: broker).to_machine
            Vagrant::MachineIndex::Entry.load(machine)
          rescue GRPC::NotFound
            nil
          end
        end

        # @param [String]
        # @return [Boolean]
        def include?(ident)
          logger.debug("checking for machine with id #{ident} in index")
          client.includes(
            SDK::TargetIndex::TargetIdentifier.new(
              id: ident
            )
          ).exists
        end

        # @param [Vagrant::MachineIndex::Entry]
        # @return [Vagrant::MachineIndex::Entry]
        def set(entry)
          logger.debug("setting machine #{entry} in index")
          if entry.id.to_s.empty?
            raise ArgumentError,
              "Entry id must be set"
          end
          resp = client.get(
            SDK::TargetIndex::TargetIdentifier.new(
              id: ident
            )
          )
          machine = Target.load(resp, broker: broker).to_machine
          machine.set_name(entry.name)
          machine.set_state(entry.full_state)
          Vagrant::MachineIndex::Entry.load(machine)
        end

        # Get all targets
        # @return [Array<Vagrant::MachineIndex::Entry>]
        def all
          logger.debug("getting all machines")
          client.all(Empty.new).targets.map do |t_ref|
            machine = Target.load(t_ref, broker: broker).to_machine
            Vagrant::MachineIndex::Entry.load(machine)
          end
        end
      end
    end
  end
end