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feat: display core web vitals results
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,62 @@ | ||
| <script setup lang="ts"> | ||
| const props = defineProps({ | ||
| value: { | ||
| type: Object as () => { | ||
| caption: string | ||
| segments: number[] | ||
| }, | ||
| }, | ||
| caption: { | ||
| type: String, | ||
| }, | ||
| size: { | ||
| type: String as () => 'large' | 'normal', | ||
| default: 'large' | ||
| } | ||
| }) | ||
| const radius = props.size === 'large' ? 132 : 75 | ||
| const stroke = props.size === 'large' ? 14 : 9 | ||
| const normalizedRadius = radius - stroke * 2 | ||
| const circumference = normalizedRadius * 2 * Math.PI | ||
| const colorMap = [ | ||
| '#ef4444', | ||
| '#fbbf24', | ||
| '#23c55e' | ||
| ] | ||
| </script> | ||
|
|
||
| <template> | ||
| <span class="flex flex-col items-center" :class="size === 'large' ? 'gap-10' : 'gap-4'"> | ||
| <span class="relative rounded-full flex items-center justify-center" :class="[size === 'large' ? 'text-7xl h-60 w-60' : 'text-3xl h-36 w-36']"> | ||
| <svg class="absolute -right-0 -bottom-0" :height="radius * 2" :width="radius * 2" :class="{ 'animate-spin': !value }"> | ||
| <circle | ||
| v-for="segment, index of [...value?.segments || [80]].reverse()" | ||
| :stroke="value ? colorMap[index] : '#6b7280'" | ||
| fill="transparent" | ||
| class="transform-origin-center" | ||
| :stroke-dasharray="circumference + ' ' + circumference" | ||
| :style="{ | ||
| strokeDashoffset: circumference - segment / 100 * circumference, | ||
| transform: `rotate(270deg)`, | ||
| }" | ||
| :stroke-width="stroke" | ||
| :r="normalizedRadius" | ||
| :cx="radius" | ||
| :cy="radius" | ||
| /> | ||
| </svg> | ||
| <slot> | ||
| <span class="flex flex-row items-baseline gap-1"> | ||
| <span :class="size === 'large' ? 'text-6xl' : 'text-3xl'">{{ value?.caption.replace(/m?s/, '') }}</span> | ||
| <span v-if="value?.caption?.match(/m?s/)" :class="size === 'large' ? 'text-4xl' : 'text-lg'">{{ value?.caption?.match(/m?s/)![0] }}</span> | ||
| </span> | ||
| </slot> | ||
| </span> | ||
| <span :class="size === 'large' ? 'text-4xl' : 'text-2xl'">{{ caption }}</span> | ||
| </span> | ||
| </template> | ||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| export default defineCachedEventHandler(async event => { | ||
| const domain = getRouterParam(event, 'domain') | ||
| if (!domain || domain.includes('/') || domain.includes('%')) { | ||
| throw createError({ message: 'Invalid domain', statusCode: 422 }) | ||
| } | ||
|
|
||
| try { | ||
| const results = await $fetch<CrUXResult>(`/records:queryRecord`, { | ||
| baseURL: 'https://chromeuxreport.googleapis.com/v1', | ||
| method: 'POST', | ||
| query: { | ||
| key: useRuntimeConfig().google.apiToken, | ||
| }, | ||
| body: { | ||
| origin: `https://${domain}`, | ||
| formFactor: 'PHONE' | ||
| }, | ||
| }) | ||
|
|
||
| return { | ||
| cwv: computeCWVScore(results.record.metrics), | ||
| lcp: normalizeHistogram(results.record.metrics['largest_contentful_paint']), | ||
| cls: normalizeHistogram(results.record.metrics['cumulative_layout_shift']), | ||
| inp: normalizeHistogram(results.record.metrics['interaction_to_next_paint']), | ||
| timestamp: Date.now(), | ||
| } | ||
| } catch (e) { | ||
| console.error(e) | ||
| throw createError({ message: 'No CrUX report available', statusCode: 404 }) | ||
| } | ||
| }, { | ||
| base: 'pagespeed', | ||
| swr: true, | ||
| shouldBypassCache: () => true, | ||
| getKey: (event) => 'crux:domain:' + getRouterParam(event, 'domain'), | ||
| maxAge: 60 * 60, | ||
| staleMaxAge: 24 * 60 * 60, | ||
| }) | ||
|
|
||
| /** Helpers */ | ||
|
|
||
| interface CrUXResult { | ||
| record: { | ||
| key: { origin: string } | ||
| metrics: Record<'cumulative_layout_shift' | 'first_contentful_paint' | /* 'first_input_delay' | */ 'interaction_to_next_paint' | 'largest_contentful_paint' | 'experimental_time_to_first_byte', { | ||
| histogram: Array<{ | ||
| start: number | string | ||
| end?: number | string | ||
| density?: number | ||
| }> | ||
| percentiles: { | ||
| p75: number | ||
| } | ||
| }> | ||
| collectionPeriod: Record<'firstDate' | 'lastDate', { | ||
| year: number | ||
| month: number | ||
| day: number | ||
| }> | ||
| } | ||
| } | ||
|
|
||
| const cwvKeys = ['cumulative_layout_shift', 'first_contentful_paint', 'interaction_to_next_paint', 'largest_contentful_paint', 'experimental_time_to_first_byte'] satisfies Array<keyof CrUXResult['record']['metrics']> | ||
|
|
||
| function computeCWVScore (metrics: CrUXResult['record']['metrics']) { | ||
| const scores: number[] = [] | ||
| for (const key of cwvKeys) { | ||
| const passes = Number(metrics[key].percentiles.p75) < (Number(metrics[key].histogram[0].end || 0)) | ||
| scores.push(passes ? 100 : 0) | ||
| } | ||
| return scores.reduce((a, b) => a + b) / scores.length | ||
| } | ||
|
|
||
| function normalizeHistogram (metric: CrUXResult['record']['metrics'][keyof CrUXResult['record']['metrics']]) { | ||
| const segments = [] as number[] | ||
| let count = 0 | ||
| for (const item of metric.histogram) { | ||
| const value = Number(item.density || 0) * 100 | ||
| count += value | ||
| segments.push(Math.round(count)) | ||
| } | ||
|
|
||
| const caption = metric.percentiles.p75 > 1000 | ||
| ? (Number(metric.percentiles.p75) / 1000).toFixed(1) + 's' | ||
| : Math.round(Number(metric.percentiles.p75)) + 'ms' | ||
|
|
||
| return { | ||
| caption, | ||
| segments, | ||
| } | ||
| } |
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