import { defineConfig } from 'vite'
import react from '@vitejs/plugin-react'
import tsconfigPaths from 'vite-tsconfig-paths'

export default defineConfig({
  plugins: [react(), tsconfigPaths()],
  build: {
    // Valfritt: höj varningsgränsen lite (ex. 1024 kB)
    chunkSizeWarningLimit: 1024,
    rollupOptions: {
      output: {
        manualChunks: {
          // bryt ut större bibliotek i separata återanvändbara chunks
          react: ['react', 'react-dom'],
          router: ['react-router-dom'],
          query: ['@tanstack/react-query'],
          dnd: ['@dnd-kit/core', '@dnd-kit/sortable', '@dnd-kit/accessibility'],
          oidc: ['oidc-client-ts'],
        },
      },
    },
  },
  // Snabbare dev-optimering
  optimizeDeps: {
    include: [
      'react',
      'react-dom',
      'react-router-dom',
      '@tanstack/react-query',
      '@dnd-kit/core',
      '@dnd-kit/sortable',
      '@dnd-kit/accessibility',
      'oidc-client-ts',
    ],
  },
})