if ENV.key?('SENDINBLUE_BALANCING_VALUE')
  require 'sib-api-v3-sdk'

  ActiveSupport.on_load(:action_mailer) do
    module Sendinblue
      class SMTP < ::Mail::SMTP; end
    end

    ActionMailer::Base.add_delivery_method :sendinblue, Sendinblue::SMTP
    ActionMailer::Base.sendinblue_settings = {
      user_name: Rails.application.secrets.sendinblue[:username],
      password: Rails.application.secrets.sendinblue[:smtp_key],
      address: 'smtp-relay.brevo.com',
      domain: 'smtp-relay.brevo.com',
      port: '587',
      authentication: :cram_md5
    }
  end

  SibApiV3Sdk.configure do |config|
    config.api_key['api-key'] = Rails.application.secrets.sendinblue[:api_v3_key]
  end
end