32 lines
944 B
JavaScript
32 lines
944 B
JavaScript
import InputValidator from '../../../validators/input_validator';
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const errorMessageClass = 'gl-field-error';
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export default class LengthValidator extends InputValidator {
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constructor(opts = {}) {
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super();
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const container = opts.container || '';
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const validateLengthElements = document.querySelectorAll(`${container} .js-validate-length`);
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validateLengthElements.forEach(element =>
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element.addEventListener('input', this.eventHandler.bind(this)),
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);
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}
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eventHandler(event) {
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this.inputDomElement = event.target;
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this.inputErrorMessage = this.inputDomElement.parentElement.querySelector(
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`.${errorMessageClass}`,
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);
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const { value } = this.inputDomElement;
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const { maxLengthMessage, maxLength } = this.inputDomElement.dataset;
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this.errorMessage = maxLengthMessage;
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this.invalidInput = value.length > parseInt(maxLength, 10);
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this.setValidationStateAndMessage();
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}
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}
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