MediaWiki:RowToggle.js

mw.hook('wikipage.content').add(function($content){
    $content.find('.toggle-rows').each(function(){
        var $table = $(this);
        $table.find('tbody tr').each(function(){
            var $row = $(this);
            $row.addClass('toggleable-row');

            var rowId = $row.attr('data-row-id');
            if(rowId && localStorage.getItem('toggle-row-' + rowId) === '1'){
                $row.addClass('toggle-row-complete');
            }

            $row.on('click', function () {
                $row.toggleClass('toggle-row-complete');
                var isComplete = $row.hasClass('toggle-row-complete');
                if(rowId){
                    localStorage.setItem('toggle-row-' + rowId, isComplete ? '1' : '0');
                }
            });
        });
    });
});