private def getYouTubeChannel()

in app/model/commands/AddAssetCommand.scala [66:115]
40 lines of code
11 McCabe index (conditional complexity)

  private def getYouTubeChannel(asset: Asset, atom: ThriftMediaAtom, atomId: String): Option[String] = {
    val existingChannel = atom.metadata.flatMap(_.channelId)

    def ensureIsGuardianChannel(videoChannel: String) = {
      if (youTube.channels.exists(_.id == videoChannel)) Some(videoChannel) else IncorrectYouTubeChannel
    }

    if (youTube.cannotReachYoutube) {
      log.info(s"Config says cannot reach Youtube")
      None
    }
    else {
      try {
        val maybeVideo = youTube.getVideo(asset.id, List("snippet"))

        (existingChannel, maybeVideo) match {
          case (_, None) =>
            Some(YouTubeVideoDoesNotExist(asset.id))

          case (None, Some(video)) => {
            val videoChannel = video.getSnippet.getChannelId

            atom.category match {
              // only GLabs atoms can have third party videos
              case ThriftCategory.Hosted | ThriftCategory.Paid => Some(videoChannel)
              case _ => {
                log.info(s"Atom $atomId does not have a channel, so falling back to channel provided by video ${asset.id}")
                ensureIsGuardianChannel(videoChannel)
              }
            }
          }

          case (Some(channel), Some(video)) => {
            val videoChannel = video.getSnippet.getChannelId

            if (channel != videoChannel) {
              log.info(s"Atom channel updating. New asset ${asset.id} on channel $videoChannel, atom on channel $channel")
            }

            // new asset must be on a Guardian channel
            ensureIsGuardianChannel(videoChannel)
          }
        }
      } catch {
        case NonFatal(e) =>
          MAMLogger.error("Unable to lookup YouTube channel", atomId, asset.id, e)
          existingChannel
      }
    }
  }