~repos /only-bible-app

import fs from "node:fs";
import path from "node:path";

const headings = JSON.parse(fs.readFileSync(path.join(import.meta.dirname, "headings.json")));
console.log(`Books: ${headings.length}`);

// Build lookup: "bookIndex:chapterIndex:verseIndex" -> heading object
const headingLookup = {};
for (let bookIdx = 0; bookIdx < headings.length; bookIdx++) {
  const book = headings[bookIdx];
  for (const [ch, chapterHeadings] of Object.entries(book.chapters)) {
    const chIdx = parseInt(ch) - 1;
    for (const h of chapterHeadings) {
      const vIdx = h.verse ?? 0;
      const key = `${bookIdx}:${chIdx}:${vIdx}`;
      const refStr = (h.references || [])
        .map((r) => `RF:${r.book}:${r.chapter}:${r.verse}`)
        .join("; ");
      headingLookup[key] = { heading: h.heading, reference: refStr };
    }
  }
}

// Map file names to language codes
const fileToLang = {
  // "en_bsb.txt": "en",
  // "en_kjv.txt": "en",
  // "bn.txt": "bn",
  // "gu.txt": "gu",
  // "hi.txt": "hi",
  "ja.txt": "ja",
  // "kn.txt": "kn",
  // "ml.txt": "ml",
  // "ne.txt": "ne",
  // "or.txt": "or",
  // "pa.txt": "pa",
  // "ta.txt": "ta",
  // "te.txt": "te",
};

const filesDir = path.join(import.meta.dirname, "files");

for (const [fileName, lang] of Object.entries(fileToLang)) {
  const filePath = path.join(filesDir, fileName);
  if (!fs.existsSync(filePath)) {
    console.warn(`Skipping ${fileName}: file not found`);
    continue;
  }

  const lines = fs.readFileSync(filePath, "utf8").split("\n");
  let applied = 0;

  const updatedLines = lines.map((line) => {
    if (!line.trim()) return line;
    const parts = line.split("|");
    if (parts.length < 7) return line;
    const bookName = parts[0];
    const bookIdx = parts[1];
    const chIdx = parts[2];
    const vIdx = parts[3];
    const verseText = parts.slice(6).join("|");
    const key = `${bookIdx}:${chIdx}:${vIdx}`;
    const entry = headingLookup[key];
    const headingText = entry?.heading?.[lang] || "";
    const reference = entry?.reference || "";
    if (headingText) applied++;
    return `${bookName}|${bookIdx}|${chIdx}|${vIdx}|${headingText}|${reference}|${verseText}`;
  });

  fs.writeFileSync(filePath, updatedLines.join("\n"), "utf8");
  console.log(`Updated ${fileName}: ${applied} headings applied`);
}