shared_examples_for 'an authenticated section' do |path|
  describe 'requires login' do
    before do
      visit path
    end
    it_behaves_like 'a bootstrap page with an alert', 'danger', 'You must sign in or sign up to continue.'
    context 'displays a login form' do
      subject { page }
      it { should have_selector 'form.new_user input#user_email' }
      it { should have_selector 'form.new_user input#user_password' }
    end
  end
end

shared_examples_for 'a bootstrap page' do |options = {}|
  include ERB::Util
  context 'displays a page with bootstrap elements' do
    subject { page }
    if options[:title].present?
      it { should have_title html_escape(options[:title]) }
      it { should have_xpath '//h1', text: options[:title] }
    end
    it { should have_selector '.navbar .navbar-header .navbar-brand', text: BootstrapLeather.configuration.application_title }
  end
end

shared_examples_for 'a bootstrap page with a dropdown navigation list' do |options|
  if options[:text]
    it { should have_selector 'li.dropdown a.dropdown-toggle', text: options[:text]}
  else
    it { should have_selector 'li.dropdown a.dropdown-toggle'}
  end
end

shared_examples_for 'a bootstrap page with an alert' do |type, text|
  subject { page }
  it { should have_selector ".alert.alert-#{type}", text: text }
end

shared_examples_for 'a bootstrap page without an alert' do |type|
  subject { page }
  it { should_not have_selector ".alert.alert-#{type}" }
end

shared_examples_for 'a bootstrap page listing a collection of items' do |object, options={}|
  options[:minimum] ||= 1
  options[:plural_title] ||= object.model_name.human.pluralize(2)
  options[:plural_name] ||= object.table_name
  collection_css_id = options[:plural_name].gsub('_', '-')
  member_css_class = options[:plural_name].singularize
  it_behaves_like 'a bootstrap page', title: options[:plural_title].titlecase
  context "displays a list of ##{collection_css_id} in .#{member_css_class}" do
    subject { page }
    it { should have_css("##{collection_css_id} .#{member_css_class}", minimum: options[:minimum]) }
  end
end

shared_examples_for 'a bootstrap page showing an item' do |object, title, options={}|
  options[:css_id] ||= object.table_name.singularize
  it_behaves_like 'a bootstrap page', title: title
  context "displays an item at ##{options[:css_id]}" do
    subject { page }
    it { should have_css("##{options[:css_id]}") }
  end
end

shared_examples_for 'a bootstrap form with errors' do |error_fields|
  subject { page }
  for field in error_fields
    it_behaves_like 'a bootstrap page with an alert', 'danger', "#{field.to_s.humanize} can't be blank"
    context 'shows which field has errors' do
      subject { page }
      it { should have_css('.form-group.has-error', text: field.to_s.humanize)}
    end
  end
end