DMleadgen
46d973904b
Next.js website for Rocky Mountain Vending company featuring: - Product catalog with Stripe integration - Service areas and parts pages - Admin dashboard with Clerk authentication - SEO optimized pages with JSON-LD structured data Co-authored-by: Cursor <cursoragent@cursor.com>
84 lines
3 KiB
Text
84 lines
3 KiB
Text
/**
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* @license
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* Copyright 2025 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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import {UIStrings} from '@paulirish/trace_engine/models/trace/insights/LCPBreakdown.js';
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import {Audit} from '../audit.js';
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import * as i18n from '../../lib/i18n/i18n.js';
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import {adaptInsightToAuditProduct, makeNodeItemForNodeId} from './insight-audit.js';
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// eslint-disable-next-line max-len
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const str_ = i18n.createIcuMessageFn('node_modules/@paulirish/trace_engine/models/trace/insights/LCPBreakdown.js', UIStrings);
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class LCPBreakdownInsight extends Audit {
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/**
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* @return {LH.Audit.Meta}
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*/
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static get meta() {
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return {
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id: 'lcp-breakdown-insight',
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title: str_(UIStrings.title),
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failureTitle: str_(UIStrings.title),
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description: str_(UIStrings.description),
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guidanceLevel: 3,
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requiredArtifacts: ['Trace', 'TraceElements', 'SourceMaps'],
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replacesAudits: ['largest-contentful-paint-element'],
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};
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}
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/**
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* @param {Required<import('@paulirish/trace_engine/models/trace/insights/LCPBreakdown.js').LCPBreakdownInsightModel>['subparts']} subparts
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* @return {LH.Audit.Details.Table}
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*/
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static makeSubpartsTable(subparts) {
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const {ttfb, loadDelay, loadDuration, renderDelay} = subparts;
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/** @type {LH.Audit.Details.Table['headings']} */
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const headings = [
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{key: 'label', valueType: 'text', label: str_(UIStrings.subpart)},
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{key: 'duration', valueType: 'ms', label: str_(i18n.UIStrings.columnDuration)},
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];
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/** @type {LH.Audit.Details.Table['items']} */
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let items = [
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/* eslint-disable max-len */
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{subpart: 'timeToFirstByte', label: str_(UIStrings.timeToFirstByte), duration: ttfb.range / 1000},
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{subpart: 'resourceLoadDelay', label: str_(UIStrings.resourceLoadDelay), duration: (loadDelay?.range ?? 0) / 1000},
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{subpart: 'resourceLoadDuration', label: str_(UIStrings.resourceLoadDuration), duration: (loadDuration?.range ?? 0) / 1000},
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{subpart: 'elementRenderDelay', label: str_(UIStrings.elementRenderDelay), duration: renderDelay.range / 1000},
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/* eslint-enable max-len */
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];
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if (loadDelay === undefined) {
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items = items.filter(item => item.subpart !== 'resourceLoadDelay');
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}
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if (loadDuration === undefined) {
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items = items.filter(item => item.subpart !== 'resourceLoadDuration');
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}
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return Audit.makeTableDetails(headings, items);
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}
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/**
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* @param {LH.Artifacts} artifacts
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* @param {LH.Audit.Context} context
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* @return {Promise<LH.Audit.Product>}
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*/
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static async audit(artifacts, context) {
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return adaptInsightToAuditProduct(artifacts, context, 'LCPBreakdown', (insight) => {
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if (!insight.subparts) {
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return;
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}
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return Audit.makeListDetails([
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LCPBreakdownInsight.makeSubpartsTable(insight.subparts),
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makeNodeItemForNodeId(artifacts.TraceElements, insight.lcpEvent?.args.data?.nodeId),
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].filter(table => table !== undefined));
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});
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}
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}
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export default LCPBreakdownInsight;
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