107 lines
3.7 KiB
JavaScript
107 lines
3.7 KiB
JavaScript
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import path from "path";
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import { promises as fs } from "fs";
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import { bold, green } from "./picocolors";
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import { APP_DIR_ALIAS } from "./constants";
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const globOrig = require("next/dist/compiled/glob");
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const glob = (cwd, pattern)=>{
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return new Promise((resolve, reject)=>{
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globOrig(pattern, {
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cwd
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}, (err, files)=>{
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if (err) {
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return reject(err);
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}
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resolve(files);
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});
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});
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};
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function getRootLayout(isTs) {
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if (isTs) {
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return `export const metadata = {
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title: 'Next.js',
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description: 'Generated by Next.js',
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}
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export default function RootLayout({
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children,
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}: {
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children: React.ReactNode
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}) {
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return (
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<html lang="en">
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<body>{children}</body>
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</html>
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)
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}
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`;
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}
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return `export const metadata = {
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title: 'Next.js',
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description: 'Generated by Next.js',
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}
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export default function RootLayout({ children }) {
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return (
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<html lang="en">
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<body>{children}</body>
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</html>
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)
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}
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`;
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}
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export async function verifyRootLayout({ dir, appDir, tsconfigPath, pagePath, pageExtensions }) {
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let rootLayoutPath;
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try {
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const layoutFiles = await glob(appDir, `**/layout.{${pageExtensions.join(",")}}`);
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const isFileUnderAppDir = pagePath.startsWith(`${APP_DIR_ALIAS}/`);
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const normalizedPagePath = pagePath.replace(`${APP_DIR_ALIAS}/`, "");
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const pagePathSegments = normalizedPagePath.split("/");
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// Find an available dir to place the layout file in, the layout file can't affect any other layout.
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// Place the layout as close to app/ as possible.
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let availableDir;
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if (isFileUnderAppDir) {
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if (layoutFiles.length === 0) {
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// If there's no other layout file we can place the layout file in the app dir.
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// However, if the page is within a route group directly under app (e.g. app/(routegroup)/page.js)
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// prefer creating the root layout in that route group.
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const firstSegmentValue = pagePathSegments[0];
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availableDir = firstSegmentValue.startsWith("(") ? firstSegmentValue : "";
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} else {
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pagePathSegments.pop() // remove the page from segments
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;
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let currentSegments = [];
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for (const segment of pagePathSegments){
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currentSegments.push(segment);
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// Find the dir closest to app/ where a layout can be created without affecting other layouts.
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if (!layoutFiles.some((file)=>file.startsWith(currentSegments.join("/")))) {
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availableDir = currentSegments.join("/");
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break;
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}
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}
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}
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} else {
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availableDir = "";
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}
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if (typeof availableDir === "string") {
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const resolvedTsConfigPath = path.join(dir, tsconfigPath);
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const hasTsConfig = await fs.access(resolvedTsConfigPath).then(()=>true, ()=>false);
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rootLayoutPath = path.join(appDir, availableDir, `layout.${hasTsConfig ? "tsx" : "js"}`);
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await fs.writeFile(rootLayoutPath, getRootLayout(hasTsConfig));
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console.log(green(`\nYour page ${bold(`app/${normalizedPagePath}`)} did not have a root layout. We created ${bold(`app${rootLayoutPath.replace(appDir, "")}`)} for you.`) + "\n");
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// Created root layout
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return [
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true,
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rootLayoutPath
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];
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}
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} catch (e) {
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console.error(e);
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}
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// Didn't create root layout
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return [
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false,
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rootLayoutPath
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];
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}
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//# sourceMappingURL=verifyRootLayout.js.map
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