app/services/unsubscribe_service.rb


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# frozen_string_literal: true

class UnsubscribeService < BaseService
  def call(account)
    return if account.hub_url.blank?

    @account = account

    begin
      build_request.perform do |response|
        Rails.logger.debug "PuSH unsubscribe for #{@account.acct} failed: #{response.status}" unless response.status.success?
      end
    rescue HTTP::Error, OpenSSL::SSL::SSLError => e
      Rails.logger.debug "PuSH unsubscribe for #{@account.acct} failed: #{e}"
    end

    @account.secret = ''
    @account.subscription_expires_at = nil
    @account.save!
  end

  private

  def build_request
    Request.new(:post, @account.hub_url, form: subscription_params)
  end

  def subscription_params
    {
      'hub.topic': @account.remote_url,
      'hub.mode': 'unsubscribe',
      'hub.callback': api_subscription_url(@account.id),
      'hub.verify': 'async',
    }
  end
end