import { defineConfig } from 'vite';
import react from '@vitejs/plugin-react';
import { VitePWA } from 'vite-plugin-pwa';

export default defineConfig({
  plugins: [
    react(),
    VitePWA({
      registerType: 'prompt',
      includeAssets: ['favicon.ico', 'pwa-192x192.svg', 'pwa-512x512.svg'],
      manifest: {
        name: 'Apparel Designer',
        short_name: 'ApparelDesigner',
        description: 'T-shirt customization editor',
        theme_color: '#38bdf8',
        background_color: '#ffffff',
        display: 'standalone',
        orientation: 'any',
        scope: '/',
        start_url: '/',
        icons: [
          {
            src: 'pwa-192x192.svg',
            sizes: '192x192',
            type: 'image/svg+xml',
          },
          {
            src: 'pwa-512x512.svg',
            sizes: '512x512',
            type: 'image/svg+xml',
          },
          {
            src: 'pwa-512x512.svg',
            sizes: '512x512',
            type: 'image/svg+xml',
            purpose: 'any maskable',
          },
        ],
      },
      workbox: {
        globPatterns: ['**/*.{js,css,html,ico,png,svg,woff2}'],
        runtimeCaching: [
          {
            urlPattern: /^https:\/\/cdn\.huggingface\.co\/.*/i,
            handler: 'CacheFirst',
            options: {
              cacheName: 'transformers-models',
              expiration: {
                maxEntries: 10,
                maxAgeSeconds: 60 * 60 * 24 * 30,
              },
              cacheableResponse: {
                statuses: [0, 200],
              },
            },
          },
          // HuggingFace LFS (Large File Storage) for model weights
          {
            urlPattern: /^https:\/\/cdn-lfs\.huggingface\.co\/.*/i,
            handler: 'CacheFirst',
            options: {
              cacheName: 'transformers-lfs',
              expiration: {
                maxEntries: 10,
                maxAgeSeconds: 60 * 60 * 24 * 30,
              },
              cacheableResponse: {
                statuses: [0, 200],
              },
            },
          },
          {
            urlPattern: /^\/api\/uploads\/.*/i,
            handler: 'CacheFirst',
            options: {
              cacheName: 'uploaded-images',
              expiration: {
                maxEntries: 50,
                maxAgeSeconds: 60 * 60 * 24 * 7,
              },
            },
          },
          // Template data caching
          {
            urlPattern: /^\/api\/templates\/.*/i,
            handler: 'StaleWhileRevalidate',
            options: {
              cacheName: 'template-data',
              expiration: {
                maxEntries: 20,
                maxAgeSeconds: 60 * 60 * 24 * 7,
              },
              cacheableResponse: {
                statuses: [0, 200],
              },
            },
          },
          // API responses caching
          {
            urlPattern: /^\/api\/.*/i,
            handler: 'NetworkFirst',
            options: {
              cacheName: 'api-responses',
              expiration: {
                maxEntries: 50,
                maxAgeSeconds: 300,
              },
              cacheableResponse: {
                statuses: [0, 200],
              },
              networkTimeoutSeconds: 3,
            },
          },
          {
            urlPattern: /^https:\/\/fonts\.googleapis\.com\/.*/i,
            handler: 'StaleWhileRevalidate',
            options: {
              cacheName: 'google-fonts',
              expiration: {
                maxEntries: 10,
                maxAgeSeconds: 60 * 60 * 24 * 365,
              },
            },
          },
          {
            urlPattern: /^https:\/\/fonts\.gstatic\.com\/.*/i,
            handler: 'CacheFirst',
            options: {
              cacheName: 'gstatic-fonts',
              expiration: {
                maxEntries: 10,
                maxAgeSeconds: 60 * 60 * 24 * 365,
              },
            },
          },
        ],
      },
    }),
  ],
  server: {
    port: 3000,
    proxy: {
      '/api': {
        target: 'http://localhost:3001',
        changeOrigin: true,
      },
      '/uploads': {
        target: 'http://localhost:3001',
        changeOrigin: true,
      },
      '/exports': {
        target: 'http://localhost:3001',
        changeOrigin: true,
      },
    },
  },
});