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/* eslint-disable comma-dangle, class-methods-use-this, max-len, space-before-function-paren, arrow-parens, no-param-reassign */
require('./gl_field_error');
const customValidationFlag = 'gl-field-error-ignore';
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 window.gl.GlFieldError({ input, formErrors: this }));
this.form.on('submit', this.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 */
catchInvalidFormSubmit (event) {
if (!event.currentTarget.checkValidity()) {
event.preventDefault();
event.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();
}
}
window.gl = window.gl || {};
window.gl.GlFieldErrors = GlFieldErrors;