#!/usr/bin/env -S bun --no-env-file --config=/dev/null
// gstack-design-craft — free craft check for a generated page (/design-html Step 4).
//
// Usage: gstack-design-craft <file.html>
//
// Prints one "CRAFT_CHECK: <id> <count> <fix>" line per tell, then
// "CRAFT_RESULT: clean" (exit 0) or "CRAFT_RESULT: <n> issue(s)" (exit 1).
// Exit 2: usage error, a non-HTML file, an unreadable or empty file. Head and
// navigation rules run only on a full HTML document; a fragment gets the copy
// and code rules alone.

import { readFileSync } from 'fs';
import { checkCraft, formatCraft } from '../lib/design-craft';

const file = process.argv[2];
if (!file) {
  console.error('Usage: gstack-design-craft <file.html>');
  process.exit(2);
}
if (!/\.html?$/i.test(file)) {
  console.error(`gstack-design-craft: ${file} is not an HTML file; check the rendered HTML preview instead`);
  process.exit(2);
}
let source: string;
try {
  source = readFileSync(file, 'utf-8');
} catch (err) {
  console.error(`gstack-design-craft: cannot read ${file}: ${(err as Error).message}`);
  process.exit(2);
}
if (source.trim() === '') {
  console.error(`gstack-design-craft: ${file} is empty; nothing was checked`);
  process.exit(2);
}
const findings = checkCraft(source);
console.log(formatCraft(findings));
process.exit(findings.length === 0 ? 0 : 1);