require "prawn"
require 'rack/session/cookie'

describe RegistrationApp do
  include Rack::Test::Methods

  def app
    RegistrationApp
  end

  describe 'GET index' do
    before :each do
      get '/'
    end

    it 'should succeed' do
      expect(last_response).to be_ok
    end

    it 'displays the registration form' do
      expect(last_response.body).to match /form id="registration-form"/
    end

    it 'displays the add member button' do
      expect(last_response.body).to match /id="add-member-button"/
    end

    it 'displays the add song button' do
      expect(last_response.body).to match /id="add-song-button"/
    end
  end

  describe 'POST submit' do
    include Mail::Matchers

    before :each do
      Mail::TestMailer.deliveries.clear
    end

    context 'with a valid registration' do
      before :each do
        @doc_spy = spy("Prawn::Document")
        allow(Prawn::Document).to receive('new') { @doc_spy }
        allow(@doc_spy).to receive('render_file')

        post '/submit', 'band' => create_band_params
      end

      it 'should succeed' do
        expect(last_response).to be_ok
      end

      it 'displays submitted data to user' do
        expect(last_response).to match /Bandnavn\: Imbalance/
        expect(last_response).to match /Hjemsted\: Oslo/
        expect(last_response).to match /Webside\: http\:\/\/imbalance.no/
        expect(last_response).to match /Plateselskap\: Calculated Imperfection/
        expect(last_response).to match /Kort bio\: Thrash metal from Norway/

        expect(last_response).to match /Kontaktperson: Harald Eilertsen/
        expect(last_response).to match /Kontaktadresse: Gamleveien 13\n1289 Snufstad/
        expect(last_response).to match /Telefon: 98765432/
        expect(last_response).to match /Epost: mail@imbalance\.no/

        expect(last_response).to match /Harald Eilertsen, Bass\/Vocals/
        expect(last_response).to match /Welle, Drums/
        expect(last_response).to match /Thormodr, Guitar/

        expect(last_response).to match /Bestial by Nature/
        expect(last_response).to match /Spilletid: 02:80/
        expect(last_response).to match /Utøvere: Harald Eilertsen, Thormod Steinert, Lars Welle/
        expect(last_response).to match /Låtskrivere: Harald Eilertsen, Thormod Steinert/
        expect(last_response).to match /Merknad: Rævrukkje rum kjurr!/
      end

      it "generates a PDF file" do
        expect(Prawn::Document).to have_received('new').with({ :page_size => "A4" })
        expect(@doc_spy).to have_received('render_file').with("Imbalance.pdf")
      end

      it 'sends an email to Norsk Urskog' do
        message = Mail::TestMailer.deliveries.first
        expect(Mail::TestMailer.deliveries).not_to be_empty
        expect(message.to).to include('haraldei@anduin.net')
        expect(message.subject).to match /Registrering av band Imbalance til Norsk Urskog/
      end
    end

    context 'with no songs' do
      before :each do
        @doc_spy = spy("Prawn::Document")
        allow(Prawn::Document).to receive('new') { @doc_spy }
        allow(@doc_spy).to receive('render_file')

        post '/submit', 'band' => create_band_params(:songs => 0)
      end

      it 'should reject request and go back to the registration form' do
        expect(last_response.status).to eq(302)
      end

      it 'should display an error message' do
        follow_redirect!
        expect(last_response.body).to include "Du må ha med minst én låt"
      end
    end
  end
end