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import { defineDbIntegration } from '@astrojs/db/utils';
import { AstroError } from 'astro/errors';
import { WEB_VITALS_ENDPOINT_PATH } from './constants.js';
export default function webVitals({ deprecated }: { deprecated?: boolean } = {}) {
process.env.DEPRECATE_WEB_VITALS = deprecated ? 'true' : undefined;
return defineDbIntegration({
name: '@astrojs/web-vitals',
hooks: {
'astro:db:setup'({ extendDb }) {
extendDb({ configEntrypoint: '@astrojs/web-vitals/db-config' });
},
'astro:config:setup'({ addMiddleware, config, injectRoute, injectScript }) {
if (!config.integrations.find(({ name }) => name === 'astro:db')) {
throw new AstroError(
'Astro DB integration not found.',
'Run `npx astro add db` to install `@astrojs/db` and add it to your Astro config.',
);
}
// Middleware that adds a `<meta>` tag to each page.
addMiddleware({ entrypoint: '@astrojs/web-vitals/middleware', order: 'post' });
// Endpoint that collects metrics and inserts them in Astro DB.
injectRoute({
entrypoint: '@astrojs/web-vitals/endpoint',
pattern: WEB_VITALS_ENDPOINT_PATH + '/[...any]',
prerender: false,
});
// Client-side performance measurement script.
injectScript('page', `import '@astrojs/web-vitals/client-script';`);
},
},
});
}
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