chore(create-payload-app): add --init-next

packages/create-payload-app/src/lib/init-next.ts

@@ -0,0 +1,47 @@
+import fs from 'fs'
+import globby from 'globby'
+import path from 'path'
+
+import type { CliArgs } from '../types'
+
+import { copyRecursiveSync } from '../utils/copy-recursive-sync'
+
+export async function initNext(args: CliArgs): Promise<void> {
+  const { '--debug': debug } = args
+  const projectDir = process.cwd()
+
+  const foundConfig = (await globby('next.config.*js', { cwd: process.cwd() }))?.[0]
+  const nextConfigPath = path.resolve(projectDir, foundConfig)
+  if (!fs.existsSync(nextConfigPath)) {
+    console.log(
+      `No next.config.js found at ${nextConfigPath}. Ensure you are in a Next.js project directory.`,
+    )
+    process.exit(1)
+  } else {
+    if (debug) console.log(`Found Next config at ${nextConfigPath}`)
+  }
+
+  const templateFilesPath = __dirname.endsWith('dist')
+    ? path.resolve(__dirname, '../..', 'dist/app')
+    : path.resolve(__dirname, '../../../next/src/app')
+
+  console.log(`Using template files from: ${templateFilesPath}`)
+
+  if (!fs.existsSync(templateFilesPath)) {
+    console.log(`Could not find template source files from ${templateFilesPath}`)
+    process.exit(1)
+  } else {
+    console.log('Found template source files')
+  }
+
+  const userAppDir = path.resolve(projectDir, 'src/app')
+  if (!fs.existsSync(userAppDir)) {
+    console.log(`Could not find user app directory at ${userAppDir}`)
+    process.exit(1)
+  } else {
+    if (debug) console.log(`Found user app directory: ${userAppDir}`)
+  }
+
+  copyRecursiveSync(templateFilesPath, userAppDir, debug)
+  process.exit(0)
+}