# frozen_string_literal: true

module ForemanAcd
  # Extends the Host Managed
  module HostManagedExtensions
    extend ActiveSupport::Concern

    RUN_CONFIGURATOR_DELAY = 240

    def self.prepended(base)
      base.instance_eval do
        before_provision :initiate_acd_app_configurator, :if => :deployed_via_acd?
      end
    end

    private

    def deployed_via_acd?
      find_app_instance_host
      @app_instance_host.present?
    end

    def find_app_instance_host
      @app_instance_host = ForemanAcd::ForemanHost.find_by(:host_id => id)
    end

    def initiate_acd_app_configurator
      return false if @app_instance_host.blank?

      run_it = true
      @app_instance_host.app_instance.foreman_hosts.each do |foreman_host|
        # if there is ONE host, which is still in build phase we don't let the app_configuator run
        next unless foreman_host.host.build?
        ::Foreman::Logging.logger('foreman_acd').info("Another host (#{foreman_host.host.name} is still in build-phase. Wait for it...")
        run_it = false
        break
      end

      return unless run_it

      ::Foreman::Logging.logger('foreman_acd').info("All hosts of app (#{@app_instance_host.app_instance.name}) were built. Schedule app configurator...")
      start_acd_app_configurator
    end

    def start_acd_app_configurator
      ForemanTasks.delay(::Actions::ForemanAcd::RunConfigurator,
                         { :start_at => Time.zone.now + RUN_CONFIGURATOR_DELAY },
                         @app_instance_host.app_instance)
    end
  end
end