{"version":3,"sources":["../../src/lib/inline-static-env.ts"],"sourcesContent":["import fs from 'fs'\nimport path from 'path'\nimport crypto from 'crypto'\nimport { promisify } from 'util'\nimport globOriginal from 'next/dist/compiled/glob'\nimport { Sema } from 'next/dist/compiled/async-sema'\nimport type { NextConfigComplete } from '../server/config-shared'\nimport { getNextConfigEnv, getStaticEnv } from './static-env'\n\nconst glob = promisify(globOriginal)\n\nexport async function inlineStaticEnv({\n  distDir,\n  config,\n}: {\n  distDir: string\n  config: NextConfigComplete\n}) {\n  const nextConfigEnv = getNextConfigEnv(config)\n  const staticEnv = getStaticEnv(config)\n\n  const serverDir = path.join(distDir, 'server')\n  const serverChunks = await glob('**/*.{js,json,js.map}', {\n    cwd: serverDir,\n  })\n  const clientDir = path.join(distDir, 'static')\n  const clientChunks = await glob('**/*.{js,json,js.map}', {\n    cwd: clientDir,\n  })\n  const manifestChunks = await glob('*.{js,json,js.map}', {\n    cwd: distDir,\n  })\n\n  const inlineSema = new Sema(8)\n  const nextConfigEnvKeys = Object.keys(nextConfigEnv).map((item) =>\n    item.split('process.env.').pop()\n  )\n\n  const builtRegEx = new RegExp(\n    `[\\\\w]{1,}(\\\\.env)?\\\\.(?:NEXT_PUBLIC_[\\\\w]{1,}${nextConfigEnvKeys.length ? '|' + nextConfigEnvKeys.join('|') : ''})`,\n    'g'\n  )\n  const changedClientFiles: Array<{ file: string; content: string }> = []\n  const filesToCheck = new Set<string>(\n    manifestChunks.map((f) => path.join(distDir, f))\n  )\n\n  for (const [parentDir, files] of [\n    [serverDir, serverChunks],\n    [clientDir, clientChunks],\n  ] as const) {\n    await Promise.all(\n      files.map(async (file) => {\n        await inlineSema.acquire()\n        const filepath = path.join(parentDir, file)\n        const content = await fs.promises.readFile(filepath, 'utf8')\n        const newContent = content.replace(builtRegEx, (match) => {\n          let normalizedMatch = `process.env.${match.split('.').pop()}`\n\n          if (staticEnv[normalizedMatch]) {\n            return JSON.stringify(staticEnv[normalizedMatch])\n          }\n          return match\n        })\n\n        await fs.promises.writeFile(filepath, newContent)\n\n        if (content !== newContent && parentDir === clientDir) {\n          changedClientFiles.push({ file, content: newContent })\n        }\n        filesToCheck.add(filepath)\n        inlineSema.release()\n      })\n    )\n  }\n  const hashChanges: Array<{\n    originalHash: string\n    newHash: string\n  }> = []\n\n  // hashes need updating for any changed client files\n  for (const { file, content } of changedClientFiles) {\n    // hash is 16 chars currently for all client chunks\n    const originalHash = file.match(/([a-z0-9]{16})\\./)?.[1] || ''\n\n    if (!originalHash) {\n      throw new Error(\n        `Invariant: client chunk changed but failed to detect hash ${file}`\n      )\n    }\n    const newHash = crypto\n      .createHash('sha256')\n      .update(content)\n      .digest('hex')\n      .substring(0, 16)\n\n    hashChanges.push({ originalHash, newHash })\n\n    const filepath = path.join(clientDir, file)\n    const newFilepath = filepath.replace(originalHash, newHash)\n\n    filesToCheck.delete(filepath)\n    filesToCheck.add(newFilepath)\n\n    await fs.promises.rename(filepath, newFilepath)\n  }\n\n  // update build-manifest and webpack-runtime with new hashes\n  for (let file of filesToCheck) {\n    const content = await fs.promises.readFile(file, 'utf-8')\n    let newContent = content\n\n    for (const { originalHash, newHash } of hashChanges) {\n      newContent = newContent.replaceAll(originalHash, newHash)\n    }\n    if (content !== newContent) {\n      await fs.promises.writeFile(file, newContent)\n    }\n  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