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

// Optimized Vite Configuration with PWA Support
export default defineConfig({
  plugins: [
    react(),
    VitePWA({
      registerType: 'autoUpdate',
      injectRegister: 'script-defer',
      includeAssets: [
        'favicon.svg',
        'favicon.ico',
        'logo.png',
        'logo-horizontal.png',
        'logo-symbol.png',
        'robots.txt',
        'site.webmanifest',
        'brand/**/*',
      ],
      manifest: {
        name: 'Miracles in Motion Foundation',
        short_name: 'MiM',
        description: 'Restoring hope through compassion, community, and faith in Los Angeles County',
        theme_color: '#1a3c34',
        background_color: '#1a3c34',
        display: 'standalone',
        scope: '/',
        start_url: '/',
        icons: [
          {
            src: '/favicon.svg',
            sizes: 'any',
            type: 'image/svg+xml',
            purpose: 'any',
          },
          {
            src: '/brand/favicon-192.png',
            sizes: '192x192',
            type: 'image/png',
            purpose: 'any maskable',
          },
          {
            src: '/brand/favicon-512.png',
            sizes: '512x512',
            type: 'image/png',
            purpose: 'any maskable',
          },
        ],
      },
      workbox: {
        skipWaiting: true,
        clientsClaim: true,
        cleanupOutdatedCaches: true,
        globPatterns: ['**/*.{js,css,html,ico,svg,webp}', 'brand/**/*'],
        globIgnores: ['**/photos/**', '**/*.map', '**/*.zip'],
        maximumFileSizeToCacheInBytes: 3 * 1024 * 1024,
        runtimeCaching: [
          {
            urlPattern: ({ request }) => request.mode === 'navigate',
            handler: 'NetworkFirst',
            options: {
              cacheName: 'html-navigate-cache',
              expiration: {
                maxEntries: 16,
                maxAgeSeconds: 60 * 60 * 24,
              },
            },
          },
          {
            urlPattern: /\.(js|css)$/,
            handler: 'StaleWhileRevalidate',
            options: {
              cacheName: 'app-assets-cache',
              expiration: {
                maxEntries: 48,
                maxAgeSeconds: 60 * 60 * 24 * 7,
              },
            },
          },
          {
            urlPattern: /^https:\/\/fonts\.googleapis\.com\/.*/i,
            handler: 'CacheFirst',
            options: {
              cacheName: 'google-fonts-cache',
              expiration: {
                maxEntries: 10,
                maxAgeSeconds: 60 * 60 * 24 * 365 // 1 year
              }
            }
          },
          {
            urlPattern: /\.(png|jpg|jpeg|svg|gif|webp)$/,
            handler: 'StaleWhileRevalidate',
            options: {
              cacheName: 'images-cache',
              expiration: {
                maxEntries: 64,
                maxAgeSeconds: 60 * 60 * 24 * 7,
              },
            },
          }
        ]
      },
      devOptions: {
        enabled: true
      }
    })
  ],
  resolve: {
    alias: {
      '@': resolve(__dirname, './src'),
    },
  },
  server: {
    port: 3000,
    open: true,
  },
  build: {
    outDir: 'dist',
    sourcemap: false,
    rollupOptions: {
      output: {
        manualChunks: {
          vendor: ['react', 'react-dom'],
          motion: ['framer-motion'],
          icons: ['lucide-react'],
          ai: ['@tensorflow/tfjs'],
          utils: ['date-fns', 'react-helmet-async', 'i18next', 'react-i18next'],
          payments: ['@stripe/stripe-js', '@stripe/react-stripe-js'],
        },
        chunkFileNames: 'js/[name]-[hash].js'
      }
    },
    // Enable compression
    minify: 'terser',
    terserOptions: {
      compress: {
        drop_console: true,
        drop_debugger: true,
      },
    },
    // Optimize chunks
    chunkSizeWarningLimit: 500,
  },
})