idp_controller.rb

class IdpController < ApplicationController
  layout 'application'
  
  def initialize
    @init_form = IdpInitForm.new({})
  end

  def idp_init
    render 'idp/init'
  end

  def idp_init_post
    @init_form = IdpInitForm.new(params.fetch('idp_init_form', {}))
    if @init_form.valid?
      init_test_run(@init_form)
    else
      render 'idp/init'
    end
  end

  def test_run
    @test_run = fetch_test_run(session[:test_run_location])
    render 'idp/test_run'
  end

  private

  def init_test_run(form)
    test_run_location = ComplianceToolClient.confirm_idp_post(form.params)
    if test_run_location
      session[:test_run_location] = test_run_location
      redirect_to idp_tests_path
    else
      flash[:error] = response.body
      redirect_to error_path
    end
  end
end