debian-mirror-gitlab/app/assets/javascripts/emoji/no_emoji_validator.js

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2019-07-07 11:18:12 +05:30
import { __ } from '~/locale';
import emojiRegex from 'emoji-regex';
const invalidInputClass = 'gl-field-error-outline';
export default class NoEmojiValidator {
constructor(opts = {}) {
const container = opts.container || '';
this.noEmojiEmelents = document.querySelectorAll(`${container} .js-block-emoji`);
this.noEmojiEmelents.forEach(element =>
element.addEventListener('input', this.eventHandler.bind(this)),
);
}
eventHandler(event) {
this.inputDomElement = event.target;
this.inputErrorMessage = this.inputDomElement.nextSibling;
const { value } = this.inputDomElement;
this.validatePattern(value);
this.setValidationStateAndMessage();
}
validatePattern(value) {
const pattern = emojiRegex();
this.hasEmojis = new RegExp(pattern).test(value);
if (this.hasEmojis) {
this.inputDomElement.setCustomValidity(__('Invalid input, please avoid emojis'));
} else {
this.inputDomElement.setCustomValidity('');
}
}
setValidationStateAndMessage() {
if (!this.inputDomElement.checkValidity()) {
this.setInvalidState();
} else {
this.clearFieldValidationState();
}
}
clearFieldValidationState() {
this.inputDomElement.classList.remove(invalidInputClass);
this.inputErrorMessage.classList.add('hide');
}
setInvalidState() {
this.inputDomElement.classList.add(invalidInputClass);
this.setErrorMessage();
}
setErrorMessage() {
if (this.hasEmojis) {
this.inputErrorMessage.innerHTML = this.inputDomElement.validationMessage;
} else {
this.inputErrorMessage.innerHTML = this.inputDomElement.title;
}
this.inputErrorMessage.classList.remove('hide');
}
}