60 lines
1.8 KiB
JavaScript
60 lines
1.8 KiB
JavaScript
/* eslint-disable comma-dangle, class-methods-use-this, max-len, space-before-function-paren, arrow-parens, no-param-reassign */
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import './gl_field_error';
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const customValidationFlag = 'gl-field-error-ignore';
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class GlFieldErrors {
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constructor(form) {
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this.form = $(form);
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this.state = {
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inputs: [],
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valid: false
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};
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this.initValidators();
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}
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initValidators () {
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// register selectors here as needed
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const validateSelectors = [':text', ':password', '[type=email]']
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.map((selector) => `input${selector}`).join(',');
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this.state.inputs = this.form.find(validateSelectors).toArray()
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.filter((input) => !input.classList.contains(customValidationFlag))
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.map((input) => new window.gl.GlFieldError({ input, formErrors: this }));
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this.form.on('submit', this.catchInvalidFormSubmit);
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}
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/* Neccessary 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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catchInvalidFormSubmit (event) {
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const $form = $(event.currentTarget);
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if (!$form.attr('novalidate')) {
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if (!event.currentTarget.checkValidity()) {
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event.preventDefault();
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event.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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focusOnFirstInvalid () {
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const firstInvalid = this.state.inputs.filter((input) => !input.inputDomElement.validity.valid)[0];
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firstInvalid.inputElement.focus();
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}
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}
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window.gl = window.gl || {};
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window.gl.GlFieldErrors = GlFieldErrors;
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