const fs = require('fs');
const { createCanvas } = require('canvas');

function generateIcon(size, outputPath) {
  const canvas = createCanvas(size, size);
  const ctx = canvas.getContext('2d');

  // Copper background
  ctx.fillStyle = '#B87333';
  ctx.fillRect(0, 0, size, size);

  // White text "CT"
  ctx.fillStyle = 'white';
  const fontSize = size * 0.45;
  ctx.font = 'bold ' + fontSize + 'px Arial';
  ctx.textAlign = 'center';
  ctx.textBaseline = 'middle';
  ctx.fillText('CT', size / 2, size / 2);

  // Save to file
  const buffer = canvas.toBuffer('image/png');
  fs.writeFileSync(outputPath, buffer);
  console.log('Generated: ' + outputPath);
}

const basePath = process.argv[2] || './frontend/public/img/icons';

generateIcon(192, basePath + '/android-chrome-192x192.png');
generateIcon(512, basePath + '/android-chrome-512x512.png');
generateIcon(192, basePath + '/android-chrome-maskable-192x192.png');
generateIcon(512, basePath + '/android-chrome-maskable-512x512.png');

console.log('All icons generated successfully!');