0hmX/am62l-lpddr4-ti-pth-router

scripts/bundle-site-for-ohmx-box.ts

import { readFile, stat, writeFile } from "node:fs/promises"
import { resolve } from "node:path"

const distDir = resolve(import.meta.dir, "../dist")
const htmlPath = resolve(distDir, "index.html")
const viewerPath = resolve(distDir, "standalone.min.js")
const circuitPath = resolve(distDir, "index/circuit.json")
const outputPath = resolve(distDir, "ohmx-box-am62l-lpddr4.html")

const [sourceHtml, viewerJavaScript, circuitJson] = await Promise.all([
  readFile(htmlPath, "utf8"),
  readFile(viewerPath, "utf8"),
  readFile(circuitPath, "utf8"),
])

const circuitDataUrl = `data:application/json;base64,${Buffer.from(
  circuitJson,
).toString("base64")}`
const inlineViewer = viewerJavaScript.replace(/<\/script/gi, "<\\/script")

const bundledShell = sourceHtml
  .replace(
    /\s*<link rel="icon"[^>]*href="https:\/\/github\.com\/tscircuit\.png"[^>]*>/,
    "",
  )
  .replace(/\s*<script src="https:\/\/cdn\.tailwindcss\.com"><\/script>/, "")
  .replace("./index/circuit.json", circuitDataUrl)

const viewerScriptTag = '<script type="module" src="./standalone.min.js"></script>'
const shellWithoutViewerTag = bundledShell.replace(viewerScriptTag, "")

for (const localReference of [
  'src="./',
  'href="./',
  'fileStaticAssetUrl":"./',
]) {
  if (shellWithoutViewerTag.includes(localReference)) {
    throw new Error(`Local asset reference remains: ${localReference}`)
  }
}

const inlineViewerTag = `<script type="module">\n${inlineViewer}\n</script>`
const bundledHtml = bundledShell.replace(viewerScriptTag, () => inlineViewerTag)
const expectedLength =
  bundledShell.length - viewerScriptTag.length + inlineViewerTag.length

if (
  bundledHtml === sourceHtml ||
  bundledHtml.length !== expectedLength
) {
  throw new Error(
    `Generated site layout changed; no assets were inlined (sourceEqual=${bundledHtml === sourceHtml}, htmlLength=${bundledHtml.length}, expectedLength=${expectedLength})`,
  )
}

await writeFile(outputPath, bundledHtml)

const { size } = await stat(outputPath)
const maximumSize = 25 * 1024 * 1024
if (size > maximumSize) {
  throw new Error(`Bundle is ${size} bytes, over the 25 MiB ohmx-box limit`)
}

console.log(`${outputPath} (${size} bytes)`)