magnificPopup 으로 창을 호출 후 날짜 입력박스에 datepicker 실행되지 않는경우

var datepickerOption = { // 날짜선택

        changeMonth: true,

        changeYear: true,

        dateFormat: 'yy-mm-dd',

        showButtonPanel: true,

        yearRange: 'c-90:c+1',

    };

$(document).on('click', '.btn-write-schedule', function() {

    let lcs_ix = $(this).data('lcs_ix');

        lcs_ix = lcs_ix ? lcs_ix : '';

    $.magnificPopup.open({

        items: {

          src: g5_bbs_url+'/ajax.ddddd.php?lcs_ix='+lcs_ix

        },

        closeOnBgClick: false,

        type: 'ajax',

        callbacks: {

            ajaxContentAdded: function(){

                $('.date-picker').datepicker(datapickerOption);

            }

        }

    });

});