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

const resourcesDir = path.join(__dirname, '../resources');

// 创建一个简单的蓝色渐变图标
async function createIcon() {
  const size = 512;
  
  // 创建渐变背景
  const svg = `
    <svg width="${size}" height="${size}" xmlns="http://www.w3.org/2000/svg">
      <defs>
        <linearGradient id="grad" x1="0%" y1="0%" x2="100%" y2="100%">
          <stop offset="0%" style="stop-color:#00d8ff;stop-opacity:1" />
          <stop offset="100%" style="stop-color:#006699;stop-opacity:1" />
        </linearGradient>
      </defs>
      <rect width="${size}" height="${size}" fill="url(#grad)"/>
      <text x="50%" y="55%" font-family="Arial, sans-serif" font-size="280" font-weight="bold" fill="white" text-anchor="middle" dominant-baseline="middle">W</text>
    </svg>
  `;

  // 生成 PNG
  await sharp(Buffer.from(svg))
    .resize(512, 512)
    .png()
    .toFile(path.join(resourcesDir, 'icon.png'));

  console.log('✓ Generated icon.png (512x512)');

  // 生成小尺寸图标
  for (const s of [256, 128, 64, 32, 16]) {
    await sharp(path.join(resourcesDir, 'icon.png'))
      .resize(s, s)
      .png()
      .toFile(path.join(resourcesDir, `icon-${s}.png`));
    console.log(`✓ Generated icon-${s}.png`);
  }

  console.log('\nIcons generated successfully!');
}

createIcon().catch(console.error);