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