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Current Path : /home/ahrcaeuege/www/plugins/system/jacontenttype/layouts/joomlart/fields/
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Current File : /home/ahrcaeuege/www/plugins/system/jacontenttype/layouts/joomlart/fields/joomla-field-custom.js

jQuery(document).ready(function(){
	class JoomlaFieldCustom extends HTMLElement {
		static get observedAttributes() {
			return ['url', 'modal-class', 'modal-width', 'modal-height', 'input', 'input-name', 'button-select', 'button-select'];
		}

		get url() { return this.getAttribute('url'); }
		set url(value) { this.setAttribute('url', value); }
		get modalClass() { return this.getAttribute('modal'); }
		set modalClass(value) { this.setAttribute('modal', value); }
		get modalWidth() { return this.getAttribute('modal-width'); }
		set modalWidth(value) { this.setAttribute('modal-width', value); }
		get modalHeight() { return this.getAttribute('modal-height'); }
		set modalHeight(value) { this.setAttribute('modal-height', value); }
		get inputId() { return this.getAttribute('input'); }
		set inputId(value) { this.setAttribute('input', value); }
		get inputNameClass() { return this.getAttribute('input-name'); }
		set inputNameClass(value) { this.setAttribute('input-name', value); }
		get buttonSelectClass() { return this.getAttribute('button-select'); }
		set buttonSelectClass(value) { this.setAttribute('button-select', value); }
		get buttonClearClass() { return this.getAttribute('button-clear'); }
		set buttonClearClass(value) { this.setAttribute('button-clear', value); }

		// attributeChangedCallback(attr, oldValue, newValue) {}

		connectedCallback() {
			// Set up elements
			this.modal = this.querySelector(this.modalClass);
			this.modalBody = this.querySelector('.modal-body');
			this.input = this.querySelector(this.inputId);
			this.inputName = this.querySelector(this.inputNameClass);
			this.buttonSelect = this.querySelector(this.buttonSelectClass);
			this.buttonClear = this.querySelector(this.buttonClearClass);

			// Bind events
			this.modalClose = this.modalClose.bind(this);
			this.setValue = this.setValue.bind(this);
			if (this.buttonSelect) {
				this.buttonSelect.addEventListener('click', this.modalOpen.bind(this));
				this.modal.addEventListener('hide', this.removeIframe.bind(this));

				// Check for onchange callback,
				const onchangeStr = this.input.getAttribute('data-onchange');
				let onUserSelect;
				if (onchangeStr) {
					/* eslint-disable */
					onUserSelect = new Function(onchangeStr);
					this.input.addEventListener('change', onUserSelect.bind(this.input));
					/* eslint-enable */
				}
			}
			if (this.buttonClear) {
				this.buttonClear.addEventListener('click', this.clearValue.bind(this));
			}
		}
	
		clearValue() {
			this.setValue('', '');
		}

		disconnectedCallback() {
			this.buttonSelect.removeEventListener('click', this);
			this.buttonClear.removeEventListener('click', this);
			this.modal.removeEventListener('hide', this);
		}

		// Opens the modal
		modalOpen() {
			const self = this;

			// Reconstruct the iframe
			this.removeIframe();
			const iframe = document.createElement('iframe');
			iframe.setAttribute('name', 'field-custom-modal');
			iframe.src = this.url.replace('{field-custom-id}', this.input.getAttribute('id'));
			iframe.setAttribute('width', this.modalWidth);
			iframe.setAttribute('height', this.modalHeight);

			this.modalBody.appendChild(iframe);

			window.jQuery(this.modal).modal('show');

			const iframeEl = this.modalBody.querySelector('iframe');

			// handle the selection on the iframe
			iframeEl.addEventListener('load', () => {
				const iframeDoc = iframeEl.contentWindow.document;
				const buttons = [].slice.call(iframeDoc.querySelectorAll('.button-select'));

				buttons.forEach((button) => {
					button.addEventListener('click', (event) => {
						self.setValue(event.target.getAttribute('data-custom-value'), event.target.getAttribute('data-custom-name'));
						self.modalClose();
					});
				});
			});
		}

		// Closes the modal
		modalClose() {
			window.jQuery(this.modal).modal('hide');
			this.modalBody.innerHTML = '';
		}

		// Remove the iframe
		removeIframe() {
			this.modalBody.innerHTML = '';
		}

		// Sets the value
		setValue(value, name) {
			this.input.setAttribute('value', value);
			this.inputName.setAttribute('value', name || value);
		}
	}

	customElements.define('joomla-field-custom', JoomlaFieldCustom);
});