/**
 * Regenerates realisticToothAssets.ts from FDI_*.svg files in src/assets/fdi/.
 * Usage (from frontend/): node scripts/extract-tooth-svgs.mjs
 */
import fs from 'node:fs';
import path from 'node:path';

const dir = path.resolve('src/assets/fdi');
const files = fs.readdirSync(dir).filter((f) => /^FDI_\d{2}\.svg$/i.test(f));
const out = {};

for (const file of files.sort()) {
  const id = file.match(/FDI_(\d{2})/i)?.[1];
  if (!id) continue;
  const xml = fs.readFileSync(path.join(dir, file), 'utf8');
  const vb = xml.match(/viewBox="([^"]+)"/)?.[1];
  const toothG = xml.match(/<g id="tooth-\d+"[^>]*>/)?.[0] ?? '';
  const transform = toothG.match(/transform="([^"]+)"/)?.[1];
  const rootD = xml.match(/id="root-path"[\s\S]*?d="([^"]+)"/)?.[1];
  const crownD = xml.match(/id="crown-path"[\s\S]*?d="([^"]+)"/)?.[1];
  if (!vb || !rootD || !crownD) throw new Error(`Failed to parse ${file}`);
  out[id] = {
    viewBox: vb,
    ...(transform ? { groupTransform: transform } : {}),
    crown: crownD,
    roots: [rootD],
  };
  console.log(id, transform ? 'mirrored' : 'plain');
}

const ts = `import type { FdiToothId } from '@/types/treatment';

/**
 * Realistic buccal-view assets from src/assets/fdi/FDI_*.svg.
 * Upper (1x/2x): root-up. Lower (3x/4x): crown-up.
 * Left chart side (Q1/Q4) includes horizontal flip via groupTransform.
 */
export interface RealisticToothAsset {
  viewBox: string;
  /** Applied inside the svg (e.g. Q1/Q4 mirror baked in source files). */
  groupTransform?: string;
  crown: string;
  roots: string[];
}

export const REALISTIC_TOOTH_ASSETS: Partial<Record<FdiToothId, RealisticToothAsset>> = ${JSON.stringify(out, null, 2)};

export function getRealisticToothAsset(fdi: FdiToothId): RealisticToothAsset | null {
  return REALISTIC_TOOTH_ASSETS[fdi] ?? null;
}
`;

fs.writeFileSync(path.resolve('src/components/treatment/realisticToothAssets.ts'), ts);
console.log('Wrote realisticToothAssets.ts for', Object.keys(out).length, 'teeth');