# frozen_string_literal: true

require 'spec_helper'

RSpec.describe 'Issues csv', :js, feature_category: :team_planning do
  include FilteredSearchHelpers
  let(:user) { create(:user) }
  let(:project) { create(:project, :public) }
  let(:milestone) { create(:milestone, title: 'v1.0', project: project) }
  let(:idea_label) { create(:label, project: project, title: 'Idea') }
  let(:feature_label) { create(:label, project: project, title: 'Feature', priority: 10) }
  let!(:issue) { create(:issue, project: project, author: user) }

  before do
    # TODO: When removing the feature flag,
    # we won't need the tests for the issues listing page, since we'll be using
    # the work items listing page.
    stub_feature_flags(work_item_planning_view: false)

    sign_in(user)
    visit project_issues_path(project)
  end

  def request_csv
    click_button 'Actions'
    click_button 'Export as CSV'
    click_on 'Export issues'
  end

  def attachment
    ActionMailer::Base.deliveries.last.attachments.first
  end

  def csv
    CSV.parse(attachment.decode_body, headers: true)
  end

  it 'triggers an email export' do
    expect(IssuableExportCsvWorker).to receive(:perform_async).with(:issue, user.id, project.id, hash_including("project_id" => project.id))

    request_csv
  end

  it "doesn't send request params to ExportCsvWorker" do
    expect(IssuableExportCsvWorker).to receive(:perform_async).with(:issue, anything, anything, hash_excluding("controller" => anything, "action" => anything))

    request_csv
  end

  it 'displays flash message' do
    request_csv

    expect(page).to have_content 'CSV export has started'
    expect(page).to have_content "emailed to #{user.notification_email_or_default}"
  end

  it 'includes a csv attachment', :sidekiq_inline do
    request_csv

    expect(attachment.content_type).to include('text/csv')
  end

  it 'ignores pagination', :sidekiq_inline do
    create_list(:issue, 30, project: project, author: user)

    request_csv

    expect(csv.count).to eq 31
  end

  it 'uses filters from issue index', :sidekiq_inline do
    click_link 'Closed'
    request_csv

    expect(csv.count).to eq 0
  end

  it 'ignores sorting from issue index', :sidekiq_inline do
    issue2 = create(:labeled_issue, project: project, author: user, labels: [feature_label])

    change_sort_by("Label priority")
    request_csv

    expected = [issue.iid.to_s, issue2.iid.to_s]
    expect(csv.map { |row| row['Issue ID'] }).to eq expected
  end

  it 'uses array filters, such as label_name', :sidekiq_inline do
    issue.update!(labels: [idea_label])

    select_tokens 'Label', '||', feature_label.title, idea_label.title, submit: true
    request_csv

    expect(csv.count).to eq 1
  end

  context "with multiple issue authors" do
    let(:user2) { create(:user, developer_of: project) }
    let!(:issue2) { create(:issue, project: project, author: user2) }

    it 'exports issues by selected author', :sidekiq_inline do
      select_tokens 'Author', '=', user2.username, submit: true
      request_csv

      expect(csv.count).to eq 1
    end

    it 'exports issues by selected multiple authors', :sidekiq_inline do
      select_tokens 'Author', '||', user2.username, user.username, submit: true
      request_csv

      expect(csv.count).to eq 2
    end

    it 'does not export issues by excluded multiple authors', :sidekiq_inline do
      select_tokens 'Author', '!=', user.username, user2.username, submit: true
      request_csv

      expect(csv.count).to eq 0
    end
  end
end
