gitlab-org--gitlab-foss/app/assets/javascripts/gl_field_errors.js
2018-10-24 19:17:03 +00:00

61 lines
1.6 KiB
JavaScript

import $ from 'jquery';
import GlFieldError from './gl_field_error';
const customValidationFlag = 'gl-field-error-ignore';
export default class GlFieldErrors {
constructor(form) {
this.form = $(form);
this.state = {
inputs: [],
valid: false,
};
this.initValidators();
}
initValidators() {
// register selectors here as needed
const validateSelectors = [':text', ':password', '[type=email]']
.map(selector => `input${selector}`)
.join(',');
this.state.inputs = this.form
.find(validateSelectors)
.toArray()
.filter(input => !input.classList.contains(customValidationFlag))
.map(input => new GlFieldError({ input, formErrors: this }));
this.form.on('submit', GlFieldErrors.catchInvalidFormSubmit);
}
/* Neccessary to prevent intercept and override invalid form submit
* because Safari & iOS quietly allow form submission when form is invalid
* and prevents disabling of invalid submit button by application.js */
static catchInvalidFormSubmit(e) {
const $form = $(e.currentTarget);
if (!$form.attr('novalidate')) {
if (!e.currentTarget.checkValidity()) {
e.preventDefault();
e.stopPropagation();
}
}
}
/* Public method for triggering validity updates manually */
updateFormValidityState() {
this.state.inputs.forEach(field => {
if (field.state.submitted) {
field.updateValidity();
}
});
}
focusOnFirstInvalid() {
const firstInvalid = this.state.inputs.filter(
input => !input.inputDomElement.validity.valid,
)[0];
firstInvalid.inputElement.focus();
}
}