#-- copyright
# OpenProject is an open source project management software.
# Copyright (C) 2012-2020 the OpenProject GmbH
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2017 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#
# See docs/COPYRIGHT.rdoc for more details.
#++

require 'spec_helper'
require 'features/work_packages/work_packages_page'

describe 'work package export', type: :feature do
  let(:project) { FactoryBot.create :project_with_types, types: [type_a, type_b] }
  let(:current_user) { FactoryBot.create :admin }

  let(:type_a) { FactoryBot.create :type, name: "Type A" }
  let(:type_b) { FactoryBot.create :type, name: "Type B" }

  let(:wp_1) { FactoryBot.create :work_package, project: project, done_ratio: 25, type: type_a }
  let(:wp_2) { FactoryBot.create :work_package, project: project, done_ratio: 0, type: type_a }
  let(:wp_3) { FactoryBot.create :work_package, project: project, done_ratio: 0, type: type_b }
  let(:wp_4) { FactoryBot.create :work_package, project: project, done_ratio: 0, type: type_a }

  let(:work_packages_page) { WorkPackagesPage.new(project) }
  let(:wp_table) { Pages::WorkPackagesTable.new(project) }
  let(:columns) { ::Components::WorkPackages::Columns.new }
  let(:filters) { ::Components::WorkPackages::Filters.new }
  let(:group_by) { ::Components::WorkPackages::GroupBy.new }
  let(:hierarchies) { ::Components::WorkPackages::Hierarchies.new }
  let(:settings_menu) { ::Components::WorkPackages::SettingsMenu.new }

  before do
    wp_1
    wp_2
    wp_3
    wp_4

    allow(User).to receive(:current).and_return current_user
  end

  subject { DownloadedFile.download_content }

  def export!
    DownloadedFile::clear_downloads

    work_packages_page.ensure_loaded

    settings_menu.open_and_choose 'Export ...'
    click_on 'CSV'
  end

  before do
    # render the CSV as plain text so we can run expectations against the output
    expect_any_instance_of(WorkPackagesController)
      .to receive(:send_data) do |receiver, serialized_work_packages, _opts|
      receiver.render plain: serialized_work_packages
    end
  end

  after do
    DownloadedFile::clear_downloads
  end

  context 'with default filter' do

    before do
      work_packages_page.visit_index
      filters.expect_filter_count 1
      filters.open
    end

    it 'shows all work packages with the default filters', js: true, retry: 2 do
      export!

      expect(subject).to have_text(wp_1.description)
      expect(subject).to have_text(wp_2.description)
      expect(subject).to have_text(wp_3.description)
      expect(subject).to have_text(wp_4.description)

      # results are ordered by ID (asc) and not grouped by type
      expect(subject.scan(/Type (A|B)/).flatten).to eq %w(A A B A)
    end

    it 'shows all work packages grouped by ', js: true, retry: 2 do
      group_by.enable_via_menu 'Type'

      wp_table.expect_work_package_listed(wp_1)
      wp_table.expect_work_package_listed(wp_2)
      wp_table.expect_work_package_listed(wp_3)
      wp_table.expect_work_package_listed(wp_4)

      export!

      expect(subject).to have_text(wp_1.description)
      expect(subject).to have_text(wp_2.description)
      expect(subject).to have_text(wp_3.description)
      expect(subject).to have_text(wp_4.description)

      # grouped by type
      expect(subject.scan(/Type (A|B)/).flatten).to eq %w(A A A B)
    end

    it 'shows only the work package with the right progress if filtered this way',
       js: true, retry: 2 do
      filters.add_filter_by 'Progress (%)', 'is', ['25'], 'percentageDone'

      sleep 1
      loading_indicator_saveguard

      wp_table.expect_work_package_listed(wp_1)
      wp_table.ensure_work_package_not_listed!(wp_2, wp_3)

      export!

      expect(subject).to have_text(wp_1.description)
      expect(subject).not_to have_text(wp_2.description)
      expect(subject).not_to have_text(wp_3.description)
    end

    it 'shows only work packages of the filtered type', js: true, retry: 2 do
      filters.add_filter_by 'Type', 'is', wp_3.type.name

      expect(page).to have_no_content(wp_2.description) # safeguard

      export!

      expect(subject).not_to have_text(wp_1.description)
      expect(subject).not_to have_text(wp_2.description)
      expect(subject).to have_text(wp_3.description)
    end

    it 'exports selected columns', js: true, retry: 2 do
      columns.add 'Progress (%)'

      export!

      expect(subject).to have_text('Progress (%)')
      expect(subject).to have_text('25')
    end
  end

  describe 'with a manually sorted query', js: true do
    let(:query) do
      FactoryBot.create :query,
                        user: current_user,
                        project: project
    end

    before do
      ::OrderedWorkPackage.create(query: query, work_package: wp_4, position: 0)
      ::OrderedWorkPackage.create(query: query, work_package: wp_1, position: 1)
      ::OrderedWorkPackage.create(query: query, work_package: wp_2, position: 2)
      ::OrderedWorkPackage.create(query: query, work_package: wp_3, position: 3)

      query.add_filter('manual_sort', 'ow', [])
      query.sort_criteria = [[:manual_sorting, 'asc']]
      query.save!
    end

    it 'returns the correct number of work packages' do
      wp_table.visit_query query
      wp_table.expect_work_package_listed(wp_1, wp_2, wp_3, wp_4)
      wp_table.expect_work_package_order(wp_4, wp_1, wp_2, wp_3)

      export!

      expect(subject).to have_text(wp_1.description)
      expect(subject).to have_text(wp_2.description)
      expect(subject).to have_text(wp_3.description)
      expect(subject).to have_text(wp_4.description)

      # results are ordered by ID (asc) and not grouped by type
      expect(subject.scan(/WorkPackage No\. \d+,/)).to eq [wp_4, wp_1, wp_2, wp_3].map { |wp| wp.subject + ',' }
    end
  end
end