const sharp = require('sharp');
const fs = require('fs');
const path = require('path');

const inputDir = './src/main/resources/static/zaklik-public-images'; // Folder z oryginalnymi obrazami
const outputDir = './src/main/resources/static/main-images/optimized-by-sharp'; // Folder do zapisu obrazów w nowych formatach

const formats = ['webp', 'avif'];

fs.readdir(inputDir, (err, files) => {
    if (err) {
        console.error('Error reading input directory:', err);
        return;
    }

    files.forEach(file => {
        const inputFile = path.join(inputDir, file);
        const fileName = path.parse(file).name;

        formats.forEach(format => {
            const outputFile = path.join(outputDir, `${fileName}.${format}`);
            sharp(inputFile)
                .toFormat(format, { quality: 80 })
                .toFile(outputFile, (err, info) => {
                    if (err) {
                        console.error(`Error converting ${file} to ${format}:`, err);
                    } else {
                        console.log(`Converted ${file} to ${format} format.`);
                    }
                });
        });
    });
});