#!/usr/bin/env node
/**
 * Parse NOVEL schedule CSV to JSON (stdout or --out=file).
 *
 * Usage:
 *   node scripts/parse-novel-schedule-csv.js [--csv=path] [--out=path]
 */
const fs = require('fs');
const path = require('path');
const { parseNovelScheduleCsv } = require('../src/utils/parseNovelScheduleCsv');

function argValue(name, fallback) {
  const hit = process.argv.find((a) => a.startsWith(`--${name}=`));
  return hit ? hit.split('=').slice(1).join('=').trim() : fallback;
}

const defaultCsv = path.join(__dirname, '..', '..', 'novel2026-goa-7-8-aug.csv');
const csvPath = argValue('csv', defaultCsv);
const outPath = argValue('out', '');

if (!fs.existsSync(csvPath)) {
  console.error(`CSV not found: ${csvPath}`);
  process.exit(1);
}

const text = fs.readFileSync(csvPath, 'utf8');
const result = parseNovelScheduleCsv(text);
const json = JSON.stringify(result, null, 2);

if (outPath) {
  fs.writeFileSync(outPath, `${json}\n`);
  console.log(`Wrote ${outPath}`);
} else {
  process.stdout.write(`${json}\n`);
}