generate-git-commit-info.js

import { execSync } from "node:child_process";
import { existsSync, mkdirSync, readFileSync, writeFileSync } from "node:fs";
import { dirname, join, relative } from "node:path";
import { fileURLToPath } from "node:url";

const __dirname = dirname(fileURLToPath(import.meta.url));
const root = join(__dirname, "..");
const scriptPath = relative(root, fileURLToPath(import.meta.url));

const generatedCliDir = join(root, "packages", "cli", "src", "generated");
const cliGitCommitFile = join(generatedCliDir, "git-commit.ts");

let gitCommitInfo = "N/A";
let cliVersion = "UNKNOWN";

if (!existsSync(generatedCliDir)) {
  mkdirSync(generatedCliDir, { recursive: true });
}

try {
  const gitHash = execSync("git rev-parse --short HEAD", { encoding: "utf-8" }).trim();
  if (gitHash) {
    gitCommitInfo = gitHash;
  }

  const pkg = JSON.parse(readFileSync(join(root, "packages", "cli", "package.json"), "utf-8"));
  cliVersion = pkg.version ?? "UNKNOWN";
} catch {
  // ignore
}

const fileContent = [
  "/**",
  " * @license",
  ` * Copyright ${new Date().getFullYear()} @vegamo deepcode`,
  " */",
  "",
  `// Auto-generated by ${scriptPath}. Do not edit.`,
  `export const GIT_COMMIT_INFO = "${gitCommitInfo}";`,
  `export const CLI_VERSION = "${cliVersion}";`,
  "",
].join("\n");

writeFileSync(cliGitCommitFile, fileContent);

console.log(`Generated version info: ${cliVersion} (${gitCommitInfo})`);