code-api-web/src/packages/fastify-home-route/index.ts

import fp from 'fastify-plugin';
import {FastifyInstance} from 'fastify';

declare module 'fastify' {
  interface FastifyInstance {
    allStaticRoutes: {
      method: string,
      url: string,
    }[]
  }
}

const fastifyHomeRoute = async (app: FastifyInstance) => {
  app.decorateRequest('allStaticRoutes', null);
  app.addHook('onRoute', (routeData) => {
    if (routeData.url.includes('/:')) {
      return;
    }

    const mutableServer = app as unknown as Record<string, unknown>;
    mutableServer['allStaticRoutes'] = !Array.isArray(mutableServer['allStaticRoutes'])
      ? [
        {
          method: routeData.method,
          url: routeData.url,
        }
      ]
      : [
        ...mutableServer['allStaticRoutes'],
        {
          method: routeData.method,
          url: routeData.url,
        },
      ];
  });
  app.addHook('onReady', () => {
    const mutableServer = app as unknown as Record<string, unknown>;
    if (!mutableServer['allStaticRoutes']) {
      mutableServer['allStaticRoutes'] = [];
    }
  })
}

export default fp(fastifyHomeRoute);