[angular-validation] Focus and scrollTo invalid field in Form,making non-input field under consideration

angular-validation-config.js

/* Edited by Geekaholic */
    /* For scrollTo invalid form field*/
    let timer = null;
    $validationProvider.invalidCallback = function(element) {
        element.closest('.form-group').addClass('has-error');
        if(!timer){
            timer = setTimeout(function () {
                let isEditing = angular.element('input:focus')[0];//是否正在编辑，用户体验
                if(!isEditing){
                    let offset = angular.element('.form-group.has-error').offset();
                    window.scrollTo(offset.left,offset.top);
                    element.closest('form').find('.form-group.has-error input')[0].focus();
                }
                clearTimeout(timer);
                timer = null;
            },300);
        }
      };