class ActiveAdmin::Views::Scopes

def build(scopes, options = {})
  unless current_filter_search_empty?
    scopes.each do |scope|
      build_scope(scope, options) if call_method_or_proc_on(self, scope.display_if_block)
    end
  end
end

def build_scope(scope, options)
  li :class => classes_for_scope(scope) do
    begin
      scope_name = I18n.t!("active_admin.scopes.#{scope.id}")
    rescue I18n::MissingTranslationData
      scope_name = scope.name
    end
    a :href => url_for(params.merge(:scope => scope.id, :page => 1)), :class => "table_tools_button" do
      text_node scope_name
      span :class => 'count' do
        "(" + get_scope_count(scope).to_s + ")"
      end if options[:scope_count]
    end
  end
end

def classes_for_scope(scope)
  classes = ["scope", scope.id]
  classes << "selected" if current_scope?(scope)
  classes.join(" ")
end

def current_filter_search_empty?
  collection.empty? && params.include?(:q)
end

def current_scope?(scope)
  if params[:scope]
    params[:scope] == scope.id
  else
    active_admin_config.default_scope == scope
  end
end

def default_class_name
  "scopes table_tools_segmented_control"
end

def get_scope_count(scope)
  scope_chain(scope, scoping_class).count
end

def scoping_class
  assigns["before_scope_collection"] || active_admin_config.resource_class
end

def tag_name
  'ul'
end