#-- copyright
# OpenProject is a project management system.
# Copyright (C) 2012-2015 the OpenProject Foundation (OPF)
#
# 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) 2006-2013 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 doc/COPYRIGHT.rdoc for more details.
#++

require 'support/pages/page'
require 'features/work_packages/details/inplace_editor/work_package_field'

module Pages
  class AbstractWorkPackage < Page
    attr_reader :work_package

    def initialize(work_package)
      @work_package = work_package
    end

    def visit_tab!(tab)
      visit path(tab)
    end

    def expect_subject
      within(container) do
        expect(page).to have_content(work_package.subject)
      end
    end

    def ensure_page_loaded
      expect(page).to have_selector('.work-package-details-activities-activity-contents .user',
                                    text: work_package.journals.last.user.name)
    end

    def expect_attributes(attribute_expectations)
      attribute_expectations.each do |label_name, value|
        label = label_name.to_s

        if label == 'Subject'
          expect(page).to have_selector('.attribute-subject', text: value)
        elsif label == 'Description'
          expect(page).to have_selector('.attribute-description', text: value)
        else
          expect(page).to have_selector('.attributes-key-value--key', text: label)

          dl_element = page.find('.attributes-key-value--key', text: label).parent

          expect(dl_element).to have_selector('.attributes-key-value--value-container', text: value)
        end
      end
    end

    def expect_activity(user, number: nil)
      container = '#work-package-activites-container'
      container += " #activity-#{number}" if number

      expect(page).to have_selector(container + ' .user', text: user.name)
    end

    def expect_parent(parent = nil)
      parent ||= work_package.parent

      expect(parent).to_not be_nil

      visit_tab!('relations')

      expect(page).to have_selector(".relation[title=#{I18n.t('js.relation_labels.parent')}] a",
                                    text: "##{parent.id} #{parent.subject}")
    end

    def update_attributes(key_value_map)
      set_attributes(key_value_map).last.submit_by_click
    end

    def set_attributes(key_value_map)
      key_value_map.map do |key, value|
        field = WorkPackageField.new(page, key)
        field.activate_edition

        input = field.input_element

        case input.tag_name
        when 'select'
          input.select value
        when 'input', 'textarea'
          input.set value
        else
          raise 'Attribute is not supported as of now.'
        end

        field
      end
    end

    def add_child
      visit_tab!('relations')

      page.find('.relation a', text: I18n.t('js.relation_labels.children')).click

      click_button I18n.t('js.relation_buttons.add_child')

      create_page(parent_work_package: work_package)
    end

    def visit_copy!
      page = create_page(original_work_package: work_package)
      page.visit!

      page
    end

    def view_all_attributes
      # click_link does not work for reasons(TM)

      page.find('a', text: I18n.t('js.label_show_attributes')).click
    end

    def trigger_edit_mode
      page.click_button(I18n.t('js.button_edit'))
    end

    def save!
      page.click_button(I18n.t('js.button_save'))
    end

    private

    def create_page(_args)
      raise NotImplementedError
    end
  end
end