index.js

require("dotenv").config();
const fs = require("fs");
const moodle = require("./services/moodleFetcher");
const parser = require("./services/parser");
const {
  insertLessons,
  insertFiles,
  getFile,
  insertFavourite,
  removeFavourite,
  getFavourites,
  getLessons,
  getStgroup,
  getGroups,
  drop,
} = require("./services/mongoDriver");
const rimraf = require("rimraf");

const dir = `./schedules`;

function update(courseExp, folderExp) {
  return moodle(dir, courseExp, folderExp)
    .then(async (files) => {
      const promises = files.map((filename) => parser(`${dir}/${filename}`));
      let lessons = [];
      const pdfs = [];

      await Promise.all(promises).then((schedules) =>
        schedules.map((schedule) => {
          const { filename, file, parsed } = schedule;

          lessons = lessons.concat(parsed);
          pdfs.push({ name: filename, file });
        })
      );

      return { pdfs, lessons };
    })
    .then(async (resp) => {
      await insertFiles(resp.pdfs);
      return insertLessons(resp.lessons);
    })
    .catch((e) => console.log(e));
}

module.exports = {
  drop,
  update,
  getFile,
  insertFavourite,
  getFavourites,
  getLessons,
  getStgroup,
  getGroups,
};