one/dist/cjs/cli/buildPage.js

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

var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf, __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: !0 });
}, __copyProps = (to, from, except, desc) => {
  if (from && typeof from == "object" || typeof from == "function")
    for (let key of __getOwnPropNames(from))
      !__hasOwnProp.call(to, key) && key !== except && __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
  // If the importer is in node compatibility mode or this is not an ESM
  // file that has been converted to a CommonJS file using a Babel-
  // compatible transform (i.e. "__esModule" has not been set), then set
  // "default" to the CommonJS "module.exports" for node compatibility.
  isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: !0 }) : target,
  mod
)), __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: !0 }), mod);
var buildPage_exports = {};
__export(buildPage_exports, {
  buildPage: () => buildPage,
  printBuildTimings: () => printBuildTimings
});
module.exports = __toCommonJS(buildPage_exports);
var import_node_path = require("node:path"), import_fs_extra = __toESM(require("fs-extra"), 1), constants = __toESM(require("../constants"), 1), import_cleanUrl = require("../utils/cleanUrl"), import_isResponse = require("../utils/isResponse"), import_toAbsolute = require("../utils/toAbsolute"), import_replaceLoader = require("../vite/replaceLoader");
const { readFile, outputFile } = import_fs_extra.default;
function urlPathToFilePath(urlPath) {
  const parts = urlPath.replace(/^\//, "").split("/");
  return (0, import_node_path.join)(...parts);
}
const buildTiming = process.env.ONE_BUILD_TIMING === "1", timings = {};
function recordTiming(label, ms) {
  buildTiming && (timings[label] ||= []).push(ms);
}
function printBuildTimings() {
  if (buildTiming) {
    console.info(`
\u{1F4CA} Build timing breakdown:`);
    for (const [label, times] of Object.entries(timings)) {
      const avg = times.reduce((a, b) => a + b, 0) / times.length, total = times.reduce((a, b) => a + b, 0);
      console.info(
        `  ${label}: ${avg.toFixed(1)}ms avg, ${total.toFixed(0)}ms total (${times.length} calls)`
      );
    }
  }
}
async function buildPage(serverEntry, path, relativeId, params, foundRoute, clientManifestEntry, staticDir, clientDir, builtMiddlewares, serverJsPath, preloads, allCSS, routePreloads, allCSSContents, criticalPreloads, deferredPreloads, useAfterLCP, useAfterLCPAggressive) {
  let t0 = performance.now();
  const render = await getRender(serverEntry);
  recordTiming("getRender", performance.now() - t0);
  const htmlPath = `${path.endsWith("/") ? `${removeTrailingSlash(path)}/index` : path}.html`, clientJsPath = clientManifestEntry ? (0, import_node_path.join)("dist/client", clientManifestEntry.file) : "", htmlOutPath = (0, import_toAbsolute.toAbsolute)((0, import_node_path.join)(staticDir, htmlPath)), preloadPath = (0, import_cleanUrl.getPreloadPath)(path), cssPreloadPath = (0, import_cleanUrl.getPreloadCSSPath)(path);
  let loaderPath = "", loaderData = {};
  try {
    const routeImports = [], routeRegistrations = [];
    let routeIndex = 0;
    for (const [routeKey, bundlePath] of Object.entries(routePreloads)) {
      const varName = `_r${routeIndex++}`;
      routeImports.push(`import * as ${varName} from "${bundlePath}"`), routeRegistrations.push(`registerPreloadedRoute("${routeKey}", ${varName})`);
    }
    const registrationCalls = routeRegistrations.map(
      (call) => call.replace("registerPreloadedRoute(", "window.__oneRegisterPreloadedRoute(")
    ), preloadContent = [
      // import all route modules
      ...routeImports,
      // static imports for cache warming (original behavior)
      ...preloads.map((preload) => `import "${preload}"`),
      // register all route modules using window global
      ...registrationCalls
    ].join(`
`);
    t0 = performance.now(), await import_fs_extra.default.writeFile(
      (0, import_node_path.join)(clientDir, urlPathToFilePath(preloadPath)),
      preloadContent
    ), recordTiming("writePreload", performance.now() - t0);
    const uniqueCSS = [...new Set(allCSS)], cssPreloadContent = `
const CSS_TIMEOUT = 1000
const cssUrls = ${JSON.stringify(uniqueCSS)}

// Global cache for loaded CSS - avoids DOM queries and tracks across navigations
const loaded = (window.__oneLoadedCSS ||= new Set())

// Prefetch CSS without applying - called on link hover
export function prefetchCSS() {
  cssUrls.forEach(href => {
    if (loaded.has(href)) return
    if (document.querySelector(\`link[href="\${href}"]\`)) return
    const link = document.createElement('link')
    link.rel = 'prefetch'
    link.as = 'style'
    link.href = href
    document.head.appendChild(link)
  })
}

// Inject CSS to apply styles - called on actual navigation
export function injectCSS() {
  return Promise.all(cssUrls.map(href => {
    // Skip if already loaded
    if (loaded.has(href)) return Promise.resolve()
    // Remove any prefetch link for this href
    const prefetchLink = document.querySelector(\`link[rel="prefetch"][href="\${href}"]\`)
    if (prefetchLink) prefetchLink.remove()
    // Skip if stylesheet already exists in DOM
    if (document.querySelector(\`link[rel="stylesheet"][href="\${href}"]\`)) {
      loaded.add(href)
      return Promise.resolve()
    }
    return new Promise(resolve => {
      const link = document.createElement('link')
      link.rel = 'stylesheet'
      link.href = href
      const timeoutId = setTimeout(() => {
        console.warn('[one] CSS load timeout:', href)
        loaded.add(href)
        resolve()
      }, CSS_TIMEOUT)
      link.onload = link.onerror = () => {
        clearTimeout(timeoutId)
        loaded.add(href)
        resolve()
      }
      document.head.appendChild(link)
    })
  }))
}

// For backwards compatibility, also prefetch on import
prefetchCSS()
`;
    t0 = performance.now(), await import_fs_extra.default.writeFile(
      (0, import_node_path.join)(clientDir, urlPathToFilePath(cssPreloadPath)),
      cssPreloadContent
    ), recordTiming("writeCSSPreload", performance.now() - t0), t0 = performance.now();
    const exported = await import((0, import_toAbsolute.toAbsolute)(serverJsPath));
    recordTiming("importServerModule", performance.now() - t0);
    const loaderProps = { path, params }, matches = [];
    if (t0 = performance.now(), foundRoute.layouts?.length) {
      const layoutResults = await Promise.all(
        foundRoute.layouts.map(async (layout) => {
          try {
            const layoutServerPath = layout.loaderServerPath;
            if (!layoutServerPath)
              return { contextKey: layout.contextKey, loaderData: void 0 };
            const layoutLoaderData = await (await import((0, import_toAbsolute.toAbsolute)((0, import_node_path.join)("./", "dist/server", layoutServerPath))))?.loader?.(loaderProps);
            return { contextKey: layout.contextKey, loaderData: layoutLoaderData };
          } catch (err) {
            if ((0, import_isResponse.isResponse)(err))
              throw err;
            return console.warn(
              `[one] Warning: layout loader failed for ${layout.contextKey}:`,
              err
            ), { contextKey: layout.contextKey, loaderData: void 0 };
          }
        })
      );
      for (const result of layoutResults)
        matches.push({
          routeId: result.contextKey,
          pathname: path,
          params: params || {},
          loaderData: result.loaderData
        });
    }
    recordTiming("layoutLoaders", performance.now() - t0), t0 = performance.now();
    let loaderRedirectInfo = null;
    if (exported.loader) {
      try {
        loaderData = await exported.loader?.(loaderProps) ?? null;
      } catch (err) {
        if ((0, import_isResponse.isResponse)(err))
          loaderRedirectInfo = extractRedirectInfo(err);
        else
          throw err;
      }
      if (!loaderRedirectInfo && loaderData && ((0, import_isResponse.isResponse)(loaderData) || loaderData instanceof Response || loaderData?.constructor?.name === "Response") && (loaderRedirectInfo = extractRedirectInfo(loaderData), loaderData = {}), clientJsPath) {
        const loaderPartialPath = (0, import_node_path.join)(clientDir, urlPathToFilePath((0, import_cleanUrl.getLoaderPath)(path)));
        if (loaderRedirectInfo) {
          const redirectData = JSON.stringify({
            __oneRedirect: loaderRedirectInfo.path,
            __oneRedirectStatus: loaderRedirectInfo.status
          });
          await outputFile(
            loaderPartialPath,
            `export function loader(){return ${redirectData}}`
          ), loaderPath = (0, import_cleanUrl.getLoaderPath)(path), loaderData = {};
        } else {
          const code = await readFile(clientJsPath, "utf-8"), withLoader = (
            // super dirty to quickly make ssr loaders work until we have better
            `
if (typeof document === 'undefined') globalThis.document = {}
` + (0, import_replaceLoader.replaceLoader)({
              code,
              loaderData
            })
          );
          await outputFile(loaderPartialPath, withLoader), loaderPath = (0, import_cleanUrl.getLoaderPath)(path);
        }
      }
    }
    if (recordTiming("pageLoader", performance.now() - t0), matches.push({
      routeId: foundRoute.file,
      pathname: path,
      params: params || {},
      loaderData
    }), foundRoute.type !== "ssr") {
      if (globalThis.__vxrnresetState?.(), foundRoute.type === "ssg") {
        const renderPreloads = criticalPreloads || preloads, renderDeferredPreloads = useAfterLCPAggressive ? [] : deferredPreloads;
        t0 = performance.now();
        let html = await render({
          path,
          preloads: renderPreloads,
          deferredPreloads: renderDeferredPreloads,
          loaderProps,
          loaderData,
          css: allCSS,
          cssContents: allCSSContents,
          mode: "ssg",
          routePreloads,
          matches
        });
        recordTiming("ssrRender", performance.now() - t0), useAfterLCP && (html = applyAfterLCPScriptLoad(html, preloads)), t0 = performance.now(), await outputFile(htmlOutPath, html), recordTiming("writeHTML", performance.now() - t0);
      } else if (foundRoute.type === "spa")
        if (foundRoute.layouts?.some(
          (layout) => layout.layoutRenderMode === "ssg" || layout.layoutRenderMode === "ssr"
        )) {
          globalThis.__vxrnresetState?.();
          const renderPreloads = criticalPreloads || preloads, renderDeferredPreloads = deferredPreloads || [], layoutMatches = matches.slice(0, -1);
          t0 = performance.now();
          let html = await render({
            path,
            preloads: renderPreloads,
            deferredPreloads: renderDeferredPreloads,
            loaderProps,
            // don't pass loaderData for spa-shell - the page loader runs on client
            // passing {} here would make useLoaderState think data is preloaded
            loaderData: void 0,
            css: allCSS,
            cssContents: allCSSContents,
            mode: "spa-shell",
            routePreloads,
            matches: layoutMatches
          });
          recordTiming("spaShellRender", performance.now() - t0), useAfterLCP && (html = applyAfterLCPScriptLoad(html, preloads)), t0 = performance.now(), await outputFile(htmlOutPath, html), recordTiming("writeHTML", performance.now() - t0);
        } else {
          const cssOutput = allCSSContents ? allCSSContents.filter(Boolean).map((content) => `    <style>${content}</style>`).join(`
`) : allCSS.map((file) => `    <link rel="stylesheet" href=${file} />`).join(`
`), criticalScripts = (criticalPreloads || preloads).map((preload) => `   <script type="module" src="${preload}"></script>`).join(`
`), deferredLinks = (deferredPreloads || []).map(
            (preload) => `   <link rel="modulepreload" fetchPriority="low" href="${preload}"/>`
          ).join(`
`);
          await outputFile(
            htmlOutPath,
            `<!DOCTYPE html><html><head>
            ${constants.getSpaHeaderElements({ serverContext: { loaderProps, loaderData } })}
            ${criticalScripts}
            ${deferredLinks}
            ${cssOutput}
          </head><body></body></html>`
          );
        }
    }
  } catch (err) {
    const errMsg = err instanceof Error ? `${err.message}
${err.stack}` : `${err}`;
    console.error(
      `Error building static page at ${path} with id ${relativeId}:

${errMsg}

loaderData:

${JSON.stringify(loaderData || null, null, 2)}
params:

${JSON.stringify(params || null, null, 2)}`
    ), console.error(err), process.exit(1);
  }
  const middlewares = (foundRoute.middlewares || []).map(
    (x) => builtMiddlewares[x.contextKey]
  ), cleanPath = path === "/" ? path : removeTrailingSlash(path);
  return {
    type: foundRoute.type,
    css: allCSS,
    cssContents: allCSSContents,
    routeFile: foundRoute.file,
    middlewares,
    cleanPath,
    preloadPath,
    cssPreloadPath,
    loaderPath,
    clientJsPath,
    serverJsPath,
    htmlPath,
    loaderData,
    params,
    path,
    preloads,
    criticalPreloads,
    deferredPreloads
  };
}
async function getRender(serverEntry) {
  let render = null;
  try {
    const serverImport = await import(serverEntry);
    render = serverImport.default.render || // for an unknown reason this is necessary
    serverImport.default.default?.render, typeof render != "function" && (console.error("\u274C Error: didn't find render function in entry", serverImport), process.exit(1));
  } catch (err) {
    console.error("\u274C Error importing the root entry:"), console.error(`  This error happened in the built file: ${serverEntry}`), console.error(err.stack), process.exit(1);
  }
  return render;
}
function removeTrailingSlash(path) {
  return path.endsWith("/") ? path.slice(0, path.length - 1) : path;
}
function extractRedirectInfo(response) {
  if (response.status >= 300 && response.status < 400) {
    const location = response.headers.get("location");
    if (location)
      try {
        const url = new URL(location);
        return {
          path: url.pathname + url.search + url.hash,
          status: response.status
        };
      } catch {
        return { path: location, status: response.status };
      }
  }
  return null;
}
function applyAfterLCPScriptLoad(html, preloads) {
  html = html.replace(/<script\s+type="module"[^>]*async[^>]*><\/script>/gi, "");
  const loaderScript = `
<script>
(function() {
  var scripts = ${JSON.stringify(preloads)};
  function loadScripts() {
    scripts.forEach(function(src) {
      var script = document.createElement('script');
      script.type = 'module';
      script.src = src;
      document.head.appendChild(script);
    });
  }
  function waitIdle(n) {
    if (n <= 0) {
      requestAnimationFrame(function() {
        requestAnimationFrame(loadScripts);
      });
      return;
    }
    setTimeout(function() {
      setTimeout(function() {
        waitIdle(n - 1);
      }, 0);
    }, 0);
  }
  waitIdle(5);
})();
</script>`;
  return html = html.replace("</head>", `${loaderScript}</head>`), html;
}
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