class AnalysisNotification
  def self.build(type, job_id)
    case type.to_s
    when "audio"
      AudioAnalysisNotification.new(job_id)
    when "video"
      VideoAnalysisNotification.new(job_id)
    end
  end

  class VideoAnalysisNotification
    attr_reader :job_id

    def initialize(job_id)
      @job_id = job_id
    end

    def video
      # TODO: add index for analysis_uid
      @video ||= Video.find_by!(analysis_uid: job_id)
    end

    def success!
      video.analysis_success!
      ProjectsChannel.broadcast_video_analysis_update(video)
    end

    def failure!
      video.analysis_failure!
      ProjectsChannel.broadcast_video_analysis_update(video)
    end
  end

  class AudioAnalysisNotification
    attr_reader :job_id

    def initialize(job_id)
      @job_id = job_id
    end

    def video
      # TODO: add index for audio_analysis_uid
      @video ||= Video.find_by!(audio_analysis_uid: job_id)
    end

    def success!
      video.audio_analysis_success!
      ProjectsChannel.broadcast_video_analysis_update(video)
    end

    def failure!
      video.audio_analysis_failure!
      ProjectsChannel.broadcast_video_analysis_update(video)
    end
  end
end