prepareFlags.ts

import { join } from 'path';
import { fileURLToPath } from 'url';
import { dirname } from 'path';
// import svg2img from 'svg2img';
import sharp from 'sharp';
import { readdirSync, writeFileSync, readFileSync } from 'fs';

const __filename = fileURLToPath(import.meta.url);
const __dirname = dirname(__filename);

const flagsDir = join(__dirname, 'node_modules', 'flag-icons', 'flags', '4x3');
const outputDir = join(__dirname, 'static', 'flags');

const svgFiles = readdirSync(flagsDir).filter((f) => f.endsWith('.svg'));

for (const file of svgFiles) {
	const svgContent = readFileSync(join(flagsDir, file), 'utf-8');
	const outputPath = join(outputDir, file.replace('.svg', '.png'));

	// https://github.com/fuzhenn/node-svg2img/issues/86
	// svg2img(svgContent, (error, buffer) => {
	// 	writeFileSync(outputPath, buffer);
	// });

	const png = await sharp(Buffer.from(svgContent)).resize(1000, 750).png().toBuffer();
	writeFileSync(outputPath, png);

	console.info(`Converted ${file} to ${outputPath}`);
}