106 lines
2.3 KiB
JavaScript
106 lines
2.3 KiB
JavaScript
import { LitElement, html, css } from '@lion/core';
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import { LionField } from '@lion/field';
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import { LionFieldset } from '@lion/fieldset';
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export class HelperOutput extends LitElement {
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static get properties() {
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return {
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field: Object,
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show: Array,
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};
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}
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static get styles() {
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return [
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css`
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:host {
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display: block;
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margin-top: 16px;
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}
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table,
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th,
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td {
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border: 1px solid #ccc;
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padding: 4px;
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font-size: 12px;
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}
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table {
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border-collapse: collapse;
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}
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caption {
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text-align: left;
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}
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`,
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];
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}
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firstUpdated(c) {
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super.firstUpdated(c);
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if (!this.field) {
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// Fuzzy logic, but... practical
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const prev = this.previousElementSibling;
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if (prev instanceof LionField || prev instanceof LionFieldset) {
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this.field = prev;
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}
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}
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this.__rerender = this.__rerender.bind(this);
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this.field.addEventListener('model-value-changed', this.__rerender);
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this.field.addEventListener('mousemove', this.__rerender);
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this.field.addEventListener('blur', this.__rerender);
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this.field.addEventListener('focusin', this.__rerender);
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this.field.addEventListener('focusout', this.__rerender);
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if (this.field.inputElement.form) {
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this.field.inputElement.form.addEventListener('submit', this.__rerender);
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}
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}
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__rerender() {
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setTimeout(() => {
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const f = this.field;
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this.field = null;
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this.field = f;
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});
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}
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__renderProp(p) {
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if (typeof p === 'boolean') {
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return p === true ? '✓' : '';
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}
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if (typeof p === 'undefined') {
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return '?';
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}
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return p;
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}
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render() {
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const field = this.field || {};
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return html`
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<table>
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<caption>
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Interaction States
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</caption>
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<tr>
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${this.show.map(
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prop => html`
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<th>${prop}</th>
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`,
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)}
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</tr>
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<tr></tr>
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<tr>
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${this.show.map(
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prop => html`
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<td>${this.__renderProp(field[prop])}</td>
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`,
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)}
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</tr>
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</table>
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`;
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}
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}
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customElements.define('h-output', HelperOutput);
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