@tanstack/router-core/dist/cjs/ssr/createRequestHandler.cjs.map

Modern and scalable routing for React applications

{"version":3,"file":"createRequestHandler.cjs","names":[],"sources":["../../../src/ssr/createRequestHandler.ts"],"sourcesContent":["import { createMemoryHistory } from '@tanstack/history'\nimport { mergeHeaders } from './headers'\nimport {\n  attachRouterServerSsrUtils,\n  getNormalizedURL,\n  getOrigin,\n} from './ssr-server'\nimport { normalizeSsrResponse } from './handlerCallback'\nimport type { HandlerCallback } from './handlerCallback'\nimport type { AnyHeaders } from './headers'\nimport type { AnyRouter } from '../router'\nimport type { ServerManifest } from '../manifest'\n\nexport type RequestHandler<TRouter extends AnyRouter> = (\n  cb: HandlerCallback<TRouter>,\n) => Promise<Response>\n\nexport function createRequestHandler<TRouter extends AnyRouter>({\n  createRouter,\n  request,\n  getRouterManifest,\n}: {\n  createRouter: () => TRouter\n  request: Request\n  getRouterManifest?: () => ServerManifest | Promise<ServerManifest>\n}): RequestHandler<TRouter> {\n  return async (cb) => {\n    const router = createRouter()\n    let responseOwnsCleanup = false\n\n    try {\n      attachRouterServerSsrUtils({\n        router,\n        manifest: await getRouterManifest?.(),\n      })\n\n      // normalizing and sanitizing the pathname here for server, so we always deal with the same format during SSR.\n      const { url } = getNormalizedURL(request.url, 'http://localhost')\n      const origin = getOrigin(request)\n      const href = url.href.replace(url.origin, '')\n\n      // Create a history for the router\n      const history = createMemoryHistory({\n        initialEntries: [href],\n      })\n\n      // Update the router with the history and context\n      router.update({\n        history,\n        origin: router.options.origin ?? origin,\n      })\n\n      await router.load()\n\n      await router.serverSsr?.dehydrate()\n\n      const responseHeaders = getRequestHeaders({\n        router,\n      })\n\n      const response = await cb({\n        request,\n        router,\n        responseHeaders,\n      })\n      const ssrResponse = normalizeSsrResponse(response)\n      responseOwnsCleanup = ssrResponse.serverSsrCleanup === 'stream'\n      return ssrResponse.response\n    } finally {\n      if (!responseOwnsCleanup) {\n        // Clean up router SSR state if the callback won't handle it\n        // (e.g., if an error occurred before the callback was invoked).\n        // Transformed streaming response bodies clean up when consumed/cancelled.\n        router.serverSsr?.cleanup()\n      }\n    }\n  }\n}\n\nfunction getRequestHeaders(opts: { router: AnyRouter }): Headers {\n  const matchHeaders: Array<AnyHeaders> = []\n  for (const match of opts.router.stores.matches.get()) {\n    matchHeaders.push(match.headers)\n  }\n\n  // Handle Redirects\n  const redirect = opts.router.stores.redirect.get()\n  if (redirect) {\n    matchHeaders.push(redirect.headers)\n  }\n\n  return mergeHeaders(\n    {\n      'Content-Type': 'text/html; charset=UTF-8',\n    },\n    ...matchHeaders,\n  )\n}\n"],"mappings":";;;;;AAiBA,SAAgB,qBAAgD,EAC9D,cACA,SACA,qBAK0B;CAC1B,OAAO,OAAO,OAAO;EACnB,MAAM,SAAS,aAAa;EAC5B,IAAI,sBAAsB;EAE1B,IAAI;GACF,mBAAA,2BAA2B;IACzB;IACA,UAAU,MAAM,oBAAoB;GACtC,CAAC;GAGD,MAAM,EAAE,QAAQ,mBAAA,iBAAiB,QAAQ,KAAK,kBAAkB;GAChE,MAAM,SAAS,mBAAA,UAAU,OAAO;GAIhC,MAAM,WAAA,GAAA,kBAAA,qBAA8B,EAClC,gBAAgB,CAJL,IAAI,KAAK,QAAQ,IAAI,QAAQ,EAIvB,CAAI,EACvB,CAAC;GAGD,OAAO,OAAO;IACZ;IACA,QAAQ,OAAO,QAAQ,UAAU;GACnC,CAAC;GAED,MAAM,OAAO,KAAK;GAElB,MAAM,OAAO,WAAW,UAAU;GAWlC,MAAM,cAAc,wBAAA,qBAAqB,MALlB,GAAG;IACxB;IACA;IACA,iBAPsB,kBAAkB,EACxC,OACF,CAKE;GACF,CAAC,CACgD;GACjD,sBAAsB,YAAY,qBAAqB;GACvD,OAAO,YAAY;EACrB,UAAU;GACR,IAAI,CAAC,qBAIH,OAAO,WAAW,QAAQ;EAE9B;CACF;AACF;AAEA,SAAS,kBAAkB,MAAsC;CAC/D,MAAM,eAAkC,CAAC;CACzC,KAAK,MAAM,SAAS,KAAK,OAAO,OAAO,QAAQ,IAAI,GACjD,aAAa,KAAK,MAAM,OAAO;CAIjC,MAAM,WAAW,KAAK,OAAO,OAAO,SAAS,IAAI;CACjD,IAAI,UACF,aAAa,KAAK,SAAS,OAAO;CAGpC,OAAO,gBAAA,aACL,EACE,gBAAgB,2BAClB,GACA,GAAG,YACL;AACF"}