anki-apkg-export/test/_helpers.js

Generate decks for Anki (spaced repetition software)

import fs from 'fs';
import path from 'path';
import Zip from 'jszip';
import mkdirp from 'mkdirp';

export const addCards = (apkg, list) => list.forEach(({ front, back }) => apkg.addCard(front, back));

export const unzipDeckToDir = (pathToDeck, pathToUnzipTo) => {
  mkdirp.sync(pathToUnzipTo);
  const zipContent = fs.readFileSync(pathToDeck);
  const zip = new Zip();

  return zip.loadAsync(zipContent, { createFolders: true }).then(() =>
    Promise.all(
      Object.keys(zip.files).map(i => {
        const file = zip.files[i];
        const filePath = path.join(pathToUnzipTo, file.name);
        return file.async('nodebuffer').then(data => fs.writeFileSync(filePath, data));
      })
    )
  );
};