<%= grid(@tasks_grid, show_filters: :always) do |g| g.column name: 'Project Name', attribute: 'project_id', custom_filter: Project.to_dropdown do |task| task.project.name if task.project end g.column name: 'Title', attribute: 'title' # returns an array of 2-element arrays g.column name: 'Priority', attribute: 'priority_id', custom_filter: Priority.to_dropdown do |task| task.priority.name if task.priority end g.column name: 'Status', attribute: 'status_id', custom_filter: Status.to_dropdown do |task| task.status.name if task.status end end -%>