import {cpSync, mkdirSync, readFileSync, rmSync, writeFileSync} from "node:fs";

rmSync("dist", {recursive: true, force: true});
mkdirSync("dist/assets", {recursive: true});
const result = await Bun.build({
  entrypoints: ["src/client.ts"],
  outdir: "dist/assets",
  target: "browser",
  minify: true,
  sourcemap: "none",
  naming: "client.js"
});
if (!result.success) {
  for (const log of result.logs) console.error(log);
  process.exit(1);
}
const version = Bun.hash(`${readFileSync("src/client.ts", "utf8")}\0${readFileSync("src/styles.css", "utf8")}`).toString(36);
writeFileSync("dist/index.html", readFileSync("src/index.html", "utf8").replaceAll("__ASSET_VERSION__", version));
cpSync("src/styles.css", "dist/styles.css");
cpSync("public", "dist", {recursive: true});
mkdirSync("dist/assets/mathjax/4.1.3/fonts/mathjax-newcm-font/svg/dynamic", {recursive: true});
cpSync("node_modules/mathjax/tex-svg-nofont.js", "dist/assets/mathjax/4.1.3/tex-svg-nofont.js");
cpSync("node_modules/@mathjax/mathjax-newcm-font/svg.js", "dist/assets/mathjax/4.1.3/fonts/mathjax-newcm-font/svg.js");
cpSync("node_modules/@mathjax/mathjax-newcm-font/svg/dynamic", "dist/assets/mathjax/4.1.3/fonts/mathjax-newcm-font/svg/dynamic", {recursive: true});
cpSync("node_modules/mathjax/input/tex/extensions", "dist/assets/mathjax/4.1.3/input/tex/extensions", {recursive: true});