@lokalise/fastify-extras/dist/plugins/requestContextProviderPlugin.js

Opinionated set of fastify plugins, commonly used in Lokalise

import { randomUUID } from 'node:crypto';
import fp from 'fastify-plugin';
export function getRequestIdFastifyAppConfig() {
    return {
        genReqId: () => randomUUID(),
        requestIdHeader: 'x-request-id',
    };
}
function plugin(fastify, _opts, done) {
    fastify.addHook('onRequest', function onRequestContextProvider(req, _res, next) {
        const endpointParams = {};
        if (req.params && typeof req.params === 'object') {
            for (const [key, value] of Object.entries(req.params)) {
                endpointParams[`api-endpoint-param-${key}`] = value;
            }
        }
        req.reqContext = {
            logger: req.log.child({
                'api-endpoint': req.routeOptions.url,
                'api-method': req.method,
                ...endpointParams,
                'x-request-id': req.id,
            }),
            reqId: req.id,
        };
        next();
    });
    fastify.addHook('onSend', (req, res, _payload, next) => {
        void res.header('x-request-id', req.id);
        next();
    });
    done();
}
export const requestContextProviderPlugin = fp(plugin, {
    fastify: '5.x',
    name: 'request-context-provider-plugin',
});
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