define(["jquery","core/str","core/modal_factory","core/notification"],function(a,b,c,d){return{ensureRadiosChosen:function(e){var f=b.get_strings([{key:"error",component:"moodle"},{key:"questionsnotanswered",component:"survey"}]).then(function(a){return c.create({type:c.types.CANCEL,title:a[0],body:a[1]})})["catch"](d.exception),g=a("#"+e);g.submit(function(a){return 0===g.find('input:radio[data-survey-default="true"]:checked').length||(a.preventDefault(),f.then(function(a){return a.show(),!1}))})}}});