// Library
const fs = require('fs');
const path = require('path');

// Case to be processed
const directoryPath = './NOM DU DOSSIER/';  

// Accent replacement function
function replaceAccentsWithUnicode(str) {
    const accents = {
        'á': '\\u00e1', 'à': '\\u00e0', 'â': '\\u00e2', 'ä': '\\u00e4', 'ã': '\\u00e3', 'å': '\\u00e5',
        'é': '\\u00e9', 'è': '\\u00e8', 'ê': '\\u00ea', 'ë': '\\u00eb', 'ē': '\\u0113', 'ė': '\\u0117', 'ę': '\\u0119',
        'í': '\\u00ed', 'ì': '\\u00ec', 'î': '\\u00ee', 'ï': '\\u00ef', 'ī': '\\u012b', 'į': '\\u012f',
        'ó': '\\u00f3', 'ò': '\\u00f2', 'ô': '\\u00f4', 'ö': '\\u00f6', 'õ': '\\u00f5', 'ø': '\\u00f8', 'ō': '\\u014d',
        'ú': '\\u00fa', 'ù': '\\u00f9', 'û': '\\u00fb', 'ü': '\\u00fc', 'ū': '\\u016b',
        'ç': '\\u00e7', 'ć': '\\u0107', 'č': '\\u010d',
        'ñ': '\\u00f1', 'ń': '\\u0144',
        'ß': '\\u00df',
        'ÿ': '\\u00ff',
        'ž': '\\u017e', 'ź': '\\u017a', 'ż': '\\u017c',
        'Á': '\\u00c1', 'À': '\\u00c0', 'Â': '\\u00c2', 'Ä': '\\u00c4', 'Ã': '\\u00c3', 'Å': '\\u00c5',
        'É': '\\u00c9', 'È': '\\u00c8', 'Ê': '\\u00ca', 'Ë': '\\u00cb', 'Ē': '\\u0112', 'Ė': '\\u0116', 'Ę': '\\u0118',
        'Í': '\\u00cd', 'Ì': '\\u00cc', 'Î': '\\u00ce', 'Ï': '\\u00cf', 'Ī': '\\u012a', 'Į': '\\u012e',
        'Ó': '\\u00d3', 'Ò': '\\u00d2', 'Ô': '\\u00d4', 'Ö': '\\u00d6', 'Õ': '\\u00d5', 'Ø': '\\u00d8', 'Ō': '\\u014c',
        'Ú': '\\u00da', 'Ù': '\\u00d9', 'Û': '\\u00db', 'Ü': '\\u00dc', 'Ū': '\\u016a',
        'Ç': '\\u00c7', 'Ć': '\\u0106', 'Č': '\\u010c',
        'Ñ': '\\u00d1', 'Ń': '\\u0143',
        'Ÿ': '\\u0178',
        'Ž': '\\u017d', 'Ź': '\\u0179', 'Ż': '\\u017b'
    };

    return str.split('').map(char => accents[char] || char).join('');
}

// Function to process a file
function processFile(filePath) {
    fs.readFile(filePath, 'utf8', (err, data) => {
        if (err) {
            console.error(`Error reading the file ${filePath}:`, err);
            return;
        }

        const newData = replaceAccentsWithUnicode(data);

        fs.writeFile(filePath, newData, 'utf8', (err) => {
            if (err) {
                console.error(`Error writing the file ${filePath}:`, err);
            } else {
                console.log(`File ${filePath} processed successfully.`);
            }
        });
    });
}

// Function to process all files in a directory
function processDirectory(directoryPath) {
    fs.readdir(directoryPath, (err, files) => {
        if (err) {
            console.error(`Error reading the ${directoryPath} directory:`, err);
            return;
        }

        files.forEach(file => {
            const filePath = path.join(directoryPath, file);
            fs.stat(filePath, (err, stats) => {
                if (err) {
                    console.error(`Error checking ${filePath} file :`, err);
                    return;
                }

                if (stats.isFile()) {
                    processFile(filePath); 
                }
            });
        });
    });
}

// Utilisation
processDirectory(directoryPath);

// Case to be processed
const directoryPath = './NOM DU DOSSIER/';