CycloneTechnology/ChaMP

package com.cyclone.ipmi.command.oem.fujitsu.common.firmware

import akka.util.{ByteString, ByteStringBuilder}
import com.cyclone.ipmi.codec._
import com.cyclone.ipmi.command.oem.IanaEnterpriseNumber
import com.cyclone.ipmi.command.{CommandCode, NetworkFunction, StatusCodeTranslator}
import com.cyclone.ipmi.protocol.packet.{CommandResultCodec, IpmiCommandResult, IpmiStandardCommand}

/**
  * GetBiosPostState command and response
  */
object GetBiosPostState {

  sealed trait BiosPostState

  object BiosPostState {
    implicit val decoder: Decoder[BiosPostState] = new Decoder[BiosPostState] {

      def decode(data: ByteString): BiosPostState =
        if (data(0).bit0) BiosIsInPost else BiosNotInPost
    }

    case object BiosNotInPost extends BiosPostState

    case object BiosIsInPost extends BiosPostState

  }

  object CommandResult {
    implicit val decoder: Decoder[CommandResult] = new Decoder[CommandResult] {

      def decode(data: ByteString): CommandResult = {
        val iterator = data.iterator
        val is = iterator.asInputStream

        /*val requestType = */
        is.read(3)
          .as[IanaEnterpriseNumber] // Should match the IANA value present in the request (0x80 0x28 0x00 in this case)

        val biosPostState = is.readByte.as[BiosPostState]

        CommandResult(biosPostState)
      }
    }

    implicit val statusCodeTranslator: StatusCodeTranslator[CommandResult] =
      StatusCodeTranslator[CommandResult]()
  }

  case class CommandResult(biosPostState: BiosPostState) extends IpmiCommandResult

  case object Command extends IpmiStandardCommand {
    implicit val coder: Coder[Command.type] = new Coder[Command.type] {

      def encode(request: Command.type): ByteString = {

        val b = new ByteStringBuilder

        val fujitsu: IanaEnterpriseNumber = IanaEnterpriseNumber.Fujitsu
        b ++= fujitsu.toBin

        b += 0x09.toByte // Command Specifier

        b.result()
      }
    }

    implicit val codec: CommandResultCodec[Command.type, CommandResult] =
      CommandResultCodec.commandResultCodecFor[Command.type, CommandResult]

    val networkFunction: NetworkFunction = NetworkFunction.FujitsuGroupRequest
    val commandCode = CommandCode(0xf1.toByte)
  }

}