Script to rename and organize all files from my Onedrive photo folder

move-files-back.js

const fs = require('fs');
const albumPath = '/home/uqmessias/OneDrive/Imagens/Álbum\ da\ Câmera';
const albumNewPath = '/home/uqmessias/development/rename-files/files';

const handleFile = (dirPath, fileName) => {
    const fileOldPath = `${dirPath}/${fileName}`;
    const stats = fs.statSync(fileOldPath);
    const fileNewPath = `${albumNewPath}/${fileName}`;
    const atime = new Date(stats.atimeMs);
    const mtime = new Date(stats.mtimeMs);

    if (stats.isDirectory()) {
        organizeFiles(fileOldPath);
    } else if (!fs.existsSync(fileNewPath)) {
        console.log(`Copying file from "${fileOldPath}" to "${fileNewPath}"...`);
        fs.copyFileSync(fileOldPath, fileNewPath);
        fs.utimesSync(fileNewPath, atime, mtime);
    }
};

const organizeFiles = (dirPath) => {
    console.log(`Reading dir "${dirPath}" content ...`);
    fs.readdir(dirPath, (err, fileNames) => {
        let counter = 0;
        fileNames.forEach(fileName => handleFile(dirPath, fileName));
    });
};

organizeFiles(albumPath);
console.log('Done!');

rename-files.js

const fs = require('fs');
const albumPath = '/home/uqmessias/OneDrive/Imagens/Álbum\ da\ Câmera';

const getTwoDigits = numeric => {
    const digits = `0${numeric}`;
    return digits.substr(digits.length - 2, 2);
};
const monthNamesPt = [
    'Janeiro', 'Fevereiro', 'Março',
    'Abril', 'Maio', 'Junho',
    'Julho', 'Agosto', 'Setembro',
    'Outubro', 'Novembro', 'Dezembro',
];

const handleFile = fileName => {
    const stats = fs.statSync(`${albumPath}/${fileName}`);
    let mtime = new Date(stats.mtimeMs);
    const atime = new Date(stats.atimeMs);
    const monthWithTwoDigits = getTwoDigits(mtime.getMonth() + 1);
    const dayWithTwoDigits = getTwoDigits(mtime.getDate());
    const hourWithTwoDigits = getTwoDigits(mtime.getHours());
    const minuteWithTwoDigits = getTwoDigits(mtime.getMinutes());
    const i = n => parseInt(n, 10);

    const arrayExec = /_([0-9]{4})([0-9]{2})([0-9]{2})_([0-9]{2})_?([0-9]{2})/gi.exec(fileName);
    const [_, fullYear, month, day, hour, minute] = arrayExec ||
        [undefined, mtime.getFullYear(), monthWithTwoDigits, dayWithTwoDigits, hourWithTwoDigits, minuteWithTwoDigits];

    if (fullYear != mtime.getFullYear() || month !== monthWithTwoDigits) {
        mtime = new Date(i(fullYear), i(month) - 1, i(day), i(hour), i(minute));
        console.log(`from ${stats.mtime.toISOString()} to ${mtime.toISOString()}`);
    }

    const yearPath = `${albumPath}/${mtime.getFullYear()}`;
    const monthPath = `${yearPath}/${getTwoDigits(month)} - ${monthNamesPt[i(month) - 1]}`;
    const fileOldPath = `${albumPath}/${fileName}`;
    const filePath = `${monthPath}/${fileName}`;

    if (!fs.existsSync(yearPath)) {
        console.log(`Creating a new directory ${yearPath}...`);
        fs.mkdirSync(yearPath);
    }

    if (!fs.existsSync(monthPath)) {
        console.log(`Creating a new directory ${monthPath}...`);
        fs.mkdirSync(monthPath);
    }

    if (!fs.existsSync(filePath) && stats.isFile()) {
        console.log(`Moving file from "${fileOldPath}" to "${filePath}"...`);
        fs.renameSync(fileOldPath, filePath);
        fs.utimesSync(filePath, atime, mtime);
    }
};

const organizeFiles = () => {
    fs.readdir(albumPath, (err, fileNames) => {
        console.log(`${fileNames.length} files found`);

        console.log('Creating directories based on files information...');
        fileNames.forEach(handleFile);

        console.log('Done!');
    });
};

organizeFiles();