Convert Roam daily exports to Obsidian default date format

convert-roam-daily-to-obsidian.js

const { opendir, writeFile, readFile } = require('fs/promises');

const uniqueMonth = [];

(async () => {
  const dir = await opendir('./_in');
  for await (const dirent of dir) {
    const namePieces = dirent.name
      .replace("st,", "")
      .replace("nd,", "")
      .replace("rd,", "")
      .replace("th,", "")
      .replace(".md", "")
      .split(" ")
    
      if (!uniqueMonth.includes(namePieces[0])) {
        uniqueMonth.push(namePieces[0]);
      }
    const monthNumber = convertMonthToNumber[namePieces[0]];
    const newName = namePieces[2] + "-" + monthNumber + "-" + namePieces[1] + ".md";
    const contents = await readFile('./_in/' + dirent.name);
    await writeFile('./_out/' + newName, contents);
    console.log(newName);
  }
})();

const convertMonthToNumber = {
  'January': 1,
  'February': 2, 
  'March': 3,   
  'April': 4,
  'May': 5,
  'June': 6,
  'July': 7,
  'August': 8,
  'September': 9,
  'October': 10,
  'November': 11,
  'December': 12,
};