canvas-lms/app/presenters/section_tab_presenter.rb

63 lines
1.5 KiB
Ruby

#
# Copyright (C) 2015 - present Instructure, Inc.
#
# This file is part of Canvas.
#
# Canvas is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero General Public License as published by the Free
# Software Foundation, version 3 of the License.
#
# Canvas 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 Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
class SectionTabPresenter
include Rails.application.routes.url_helpers
def initialize(tab, context)
@tab = OpenStruct.new(tab)
@context = context
end
attr_reader :tab, :context
delegate :css_class, :label, :target, to: :tab
def active?(active_tab)
active_tab == tab.css_class
end
def hide?
tab.hidden
end
def unused?
tab.hidden_unused
end
def target?
!!(tab.respond_to?(:target) && tab.target)
end
def path
tab.args = tab.args.symbolize_keys if tab.href.to_s == 'course_basic_lti_launch_request_path'
tab.args.instance_of?(Hash) ? send(tab.href, tab.args) : send(tab.href, *path_args)
end
def path_args
tab.args || (tab.no_args && []) || context
end
def to_h
{
css_class: tab.css_class,
icon: tab.icon,
hidden: hide? || unused?,
path: path,
label: tab.label
}
end
end