reddit fcm question

fcm_controller.rb

class FcmController < AppController
  def fcm
    result = fcm_post
    if result.success?
      render json: result.body
    else
      render json: {error: 'something failed...'}
    end
  end
  
  private
  
  def fcm_post
    # maybe this works, I don't know anything about FCM:
    headers = [
      'Authorization: key=****',
      'Content-Type:application/json'
    ]
    RestClient.post('https://fcm.googleapis.com/fcm/send', fcm_params.to_json, headers)
  end

  def fcm_alt_post
    # otherwise, something like this might be the better way to go:
    # (using firebase-ruby)
    Firebase::Client.new(base_uri).push(params[:to], fcm)
  end

  def fcm_params
    {
      to:   params[:to],
      data: {
        notificationOptions: {
          id:                 params[:id],
          channelId:          params[:channel],
          channelName:        params[:channelName],
          channelDescription: params[:channelDescription],
          text:               params[:message],
          title:              params[:title],
          smallIcon:          'mipmap/icon',
          vibrate:            [ 100, 500, 100, 500],
          sound:              params[:sound],
          color:              255,
          autoCancel:         true,
          priority:           'high'
        }
      }
    }
  end
end