#!/usr/bin/env node
// Rewrites .archify files from JSON to YAML in place (JSON input is also
// valid YAML, so already-converted files are simply re-formatted).
// Usage: node scripts/to-yaml.mjs <file.archify>...
import fs from 'node:fs';
import { Document, isSeq, parse, visit } from 'yaml';

export function archifyYaml(value) {
  const doc = new Document(value);
  // Short all-scalar lists such as pos/size/viewBox stay on one line.
  visit(doc, {
    Seq(_, node) {
      if (isSeq(node) && node.items.length <= 4 && node.items.every((item) => typeof item.value === 'number')) node.flow = true;
    },
  });
  return doc.toString({ lineWidth: 0, flowCollectionPadding: false });
}

for (const file of process.argv.slice(2)) {
  const value = parse(fs.readFileSync(file, 'utf8'));
  fs.writeFileSync(file, archifyYaml(value));
  console.log(`yaml: ${file}`);
}