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>
86 lines
2.8 KiB
Text
86 lines
2.8 KiB
Text
/**
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* @license
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* Copyright 2022 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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import {Audit} from '../audit.js';
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import {Responsiveness as ComputedResponsivenes} from '../../computed/metrics/responsiveness.js';
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import * as i18n from '../../lib/i18n/i18n.js';
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const UIStrings = {
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/** Description of the Interaction to Next Paint metric. This description is displayed within a tooltip when the user hovers on the metric name to see more. No character length limits. The last sentence starting with 'Learn' becomes link text to additional documentation. */
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description: 'Interaction to Next Paint measures page responsiveness, how long it ' +
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'takes the page to visibly respond to user input. ' +
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'[Learn more about the Interaction to Next Paint metric](https://web.dev/articles/inp).',
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};
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const str_ = i18n.createIcuMessageFn(import.meta.url, UIStrings);
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/**
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* @fileoverview This metric gives a high-percentile measure of responsiveness to input.
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*/
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class InteractionToNextPaint 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: 'interaction-to-next-paint',
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title: str_(i18n.UIStrings.interactionToNextPaint),
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description: str_(UIStrings.description),
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scoreDisplayMode: Audit.SCORING_MODES.NUMERIC,
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supportedModes: ['timespan'],
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requiredArtifacts: ['Trace'],
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};
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}
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/**
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* @return {LH.Audit.ScoreOptions}
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*/
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static get defaultOptions() {
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return {
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// https://web.dev/articles/inp
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// This is using the same threshold as field tools since only supported in
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// unsimulated user flows for now.
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// see https://www.desmos.com/calculator/4xtrhg51th
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p10: 200,
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median: 500,
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};
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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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const {settings} = context;
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// TODO: responsiveness isn't yet supported by lantern.
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if (settings.throttlingMethod === 'simulate') {
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return {score: null, notApplicable: true};
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}
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const trace = artifacts.Trace;
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const metricData = {trace, settings};
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const interactionEvent = await ComputedResponsivenes.request(metricData, context);
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// TODO: include the no-interaction state in the report instead of using n/a.
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if (interactionEvent === null) {
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return {score: null, notApplicable: true};
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}
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const timing = interactionEvent.args.data.duration;
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return {
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score: Audit.computeLogNormalScore({p10: context.options.p10, median: context.options.median},
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timing),
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numericValue: timing,
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numericUnit: 'millisecond',
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displayValue: str_(i18n.UIStrings.ms, {timeInMs: timing}),
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};
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}
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}
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export default InteractionToNextPaint;
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export {UIStrings};
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