require 'spec_helper'

describe Jortt::Client::Invoices, :vcr do
  let(:client) { Jortt.client(ENV['JORTT_CLIENT_ID'], ENV['JORTT_CLIENT_SECRET']) }

  let(:customer) { client.customers.index(query: 'Search target').first }

  let(:params) do
    {
      customer_id: customer.fetch('id'),
      send_method: 'self',
      line_items: [{
        vat: 21,
        amount_per_unit: {
          value: 499,
          currency: 'EUR'
        },
        units: 4,
        description: 'Your product'
      }]
    }
  end

  describe '#index' do
    context 'pagination', vcr: false do
      subject { client.invoices.index }

      before do
        VCR.turn_off!

        stub_request(:any, "https://app.jortt.nl/oauth-provider/oauth/token").
          to_return(
            headers: {content_type: 'application/json'},
            body: {access_token: 'abc'}.to_json)

        stub_request(:get, "https://api.jortt.nl/invoices?invoice_status&page=1&query").
          to_return(
            headers: {content_type: 'application/json'},
            body: {
              'data': [{id: 1}, {id: 2}],
              _links: {next: "https://api.jortt.nl/invoices?page=2"}
            }.to_json
          )

        stub_request(:get, "https://api.jortt.nl/invoices?invoice_status&page=2&query").
          to_return(
            headers: {content_type: 'application/json'},
            body: {
              data: [{id: 3}, {id: 4}],
              _links: {next: "https://api.jortt.nl/invoices?page=3"}
            }.to_json
          )

        stub_request(:get, "https://api.jortt.nl/invoices?invoice_status&page=3&query").
          to_return(
            headers: {content_type: 'application/json'},
            body: {
              data: [{id: 5}],
              _links: {next: nil}
            }.to_json
          )
      end

      after { VCR.turn_on! }

      it "returns the first page" do
        expect(subject.first.fetch('id')).to eq(1)
      end

      it "seamlessly returns results from the other pages" do
        expect(subject.to_a.count).to eq(5)
      end
    end

    context 'invoice_status' do
      subject { client.invoices.index(invoice_status: 'sent') }

      it "returns those invoices" do
        expect(subject.count).to be > 0
        expect(subject.first.fetch('invoice_status')).to eq('sent')
      end
    end

    context 'query' do
      subject { client.invoices.index(query: 'Search target') }

      it "returns the queried invoices" do
        expect(subject.first.dig('invoice_due_amount', 'value')).to eq("2415.16")
      end
    end
  end

  describe '#create' do
    subject { client.invoices.create(params) }

    it "creates the invoice" do
      uuid_length = 36
      expect(subject['id'].length).to eq(uuid_length)
    end
  end

  describe '#show' do
    let(:uuid) { client.invoices.index(query: 'Search target').first.fetch('id') }
    subject { client.invoices.show(uuid) }

    it "returns the invoice" do
      expect(subject.dig('invoice_due_amount', 'value')).to eq("2415.16")
    end
  end

  describe '#download' do
    let(:uuid) { client.invoices.index(query: 'Download test').first.fetch('id') }
    subject { client.invoices.download(uuid) }

    it "returns the invoice download link" do
      expect(subject.fetch('download_location')).to match(/https:\/\/files\.jortt\.nl\/.*/)
    end
  end

  describe '#credit' do
    let(:uuid) { client.invoices.index(query: 'Search target').first.fetch('id') }
    subject { client.invoices.credit(uuid, {send_method: 'self'}) }

    it "credits the invoice" do
      uuid_length = 36
      expect(subject['id'].length).to eq(uuid_length)
    end
  end
end