one/dist/esm/vercel/build/buildVercelOutputDirectory.mjs

One is a new React Framework that makes Vite serve both native and web.

import { join, resolve } from "node:path";
import FSExtra from "fs-extra";
import { isMatching, P } from "ts-pattern";
import { createApiServerlessFunction } from "./generate/createApiServerlessFunction.mjs";
import { createSsrServerlessFunction } from "./generate/createSsrServerlessFunction.mjs";
import { serverlessVercelPackageJson } from "./config/vc-package-base.mjs";
import { vercelBuildOutputConfigBase } from "./config/vc-build-output-config-base.mjs";
import { getPathFromRoute } from "./getPathFromRoute.mjs";
const {
  copy,
  ensureDir,
  existsSync,
  writeJSON
} = FSExtra;
async function moveAllFiles(src, dest) {
  try {
    await copy(src, dest, {
      overwrite: !0,
      errorOnExist: !1
    });
  } catch (err) {
    console.error("Error moving files:", err);
  }
}
const buildVercelOutputDirectory = async ({
  apiOutput,
  buildInfoForWriting,
  clientDir,
  oneOptionsRoot,
  postBuildLogs
}) => {
  const {
    routeToBuildInfo
  } = buildInfoForWriting;
  if (apiOutput) {
    const compiltedApiRoutes = (apiOutput?.output ?? []).filter(o => isMatching({
      code: P.string,
      facadeModuleId: P.string
    }, o));
    for (const route of buildInfoForWriting.manifest.apiRoutes) {
      const compiledRoute = compiltedApiRoutes.find(compiled => compiled.facadeModuleId.includes(route.file.replace("./", "")));
      compiledRoute ? (postBuildLogs.push(`[one.build][vercel] generating serverless function for apiRoute ${route.page}`), await createApiServerlessFunction(route, compiledRoute.code, oneOptionsRoot, postBuildLogs)) : console.warn(`
 \u{1F528}[one.build][vercel] apiRoute missing code compilation for`, route.file);
    }
  }
  const vercelOutputFunctionsDir = join(oneOptionsRoot, ".vercel/output/functions");
  await ensureDir(vercelOutputFunctionsDir);
  for (const route of buildInfoForWriting.manifest.pageRoutes) switch (route.type) {
    case "ssr":
      {
        routeToBuildInfo[route.file] && (postBuildLogs.push(`[one.build][vercel] generate serverless function for ${route.page} with ${route.type}`), await createSsrServerlessFunction(route, buildInfoForWriting, oneOptionsRoot, postBuildLogs));
        break;
      }
    default:
      break;
  }
  const distMiddlewareDir = resolve(join(oneOptionsRoot, "dist", "middlewares"));
  if (existsSync(distMiddlewareDir)) {
    const vercelMiddlewareDir = resolve(join(oneOptionsRoot, ".vercel/output/functions/_middleware.func"));
    await ensureDir(vercelMiddlewareDir), postBuildLogs.push(`[one.build][vercel] copying middlewares from ${distMiddlewareDir} to ${vercelMiddlewareDir}`), await moveAllFiles(resolve(join(oneOptionsRoot, "dist", "middlewares")), vercelMiddlewareDir);
    const vercelMiddlewarePackageJsonFilePath = resolve(join(vercelMiddlewareDir, "index.js"));
    postBuildLogs.push(`[one.build][vercel] writing package.json to ${vercelMiddlewarePackageJsonFilePath}`), await writeJSON(vercelMiddlewarePackageJsonFilePath, serverlessVercelPackageJson);
    const wrappedMiddlewareEntryPointFilename = "_wrapped_middleware.js",
      wrappedMiddlewareEntryPointPath = resolve(join(vercelMiddlewareDir, wrappedMiddlewareEntryPointFilename));
    await FSExtra.writeFile(wrappedMiddlewareEntryPointPath, `
import middlewareFunction from './_middleware.js'

const next = (e) => {
  const t = new Headers(null == e ? void 0 : e.headers)
  t.set('x-middleware-next', '1')
  return new Response(null, { ...e, headers: t })
}

const wrappedMiddlewareFunction = (request, event) => {
  return middlewareFunction({ request, event, next })
}

export { wrappedMiddlewareFunction as default }
  `);
    const middlewareVercelConfigFilePath = resolve(join(vercelMiddlewareDir, ".vc-config.json"));
    postBuildLogs.push(`[one.build][vercel] writing .vc-config.json to ${middlewareVercelConfigFilePath}`), await writeJSON(middlewareVercelConfigFilePath, {
      runtime: "edge",
      // Seems that middlewares only work with edge runtime
      entrypoint: wrappedMiddlewareEntryPointFilename
    });
  }
  const vercelOutputStaticDir = resolve(join(oneOptionsRoot, ".vercel/output/static"));
  await ensureDir(vercelOutputStaticDir), postBuildLogs.push(`[one.build][vercel] copying static files from ${clientDir} to ${vercelOutputStaticDir}`), await moveAllFiles(clientDir, vercelOutputStaticDir);
  const vercelConfigFilePath = resolve(join(oneOptionsRoot, ".vercel/output", "config.json"));
  await writeJSON(vercelConfigFilePath, {
    ...vercelBuildOutputConfigBase,
    routes: [...vercelBuildOutputConfigBase.routes, ...(existsSync(distMiddlewareDir) ? [{
      src: "/(.*)",
      middlewarePath: "_middleware",
      continue: !0
    }] : []), {
      handle: "rewrite"
    }, ...buildInfoForWriting.manifest.allRoutes.filter(r => r.routeKeys && Object.keys(r.routeKeys).length > 0).map(r => ({
      src: r.namedRegex,
      dest: `${getPathFromRoute(r)}?${Object.entries(r.routeKeys).map(([k, v]) => `${k}=$${v}`).join("&")}`
    }))]
  }), postBuildLogs.push(`[one.build] wrote vercel config to: ${vercelConfigFilePath}`);
};
export { buildVercelOutputDirectory };
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