// import { createSplitChunkOutput } from 'utils4u/rollup';

import { fileURLToPath, URL } from 'node:url';
import { createViteProxy } from 'utils4u/vite';
import { defineConfig, loadEnv } from 'vite';

import { cesiumBaseUrl, Plugins } from './vite.config.plugins';

// https://vitejs.dev/config/
export default defineConfig(({ command, mode }) => {
  const isBuild = command === 'build';
  const env = loadEnv(mode, process.cwd());

  return {
    base: env.VITE_BASE,
    build: {
      minify: 'terser',
      rollupOptions: {
        onwarn: (warning, warn) => {
          if (warning.code === 'EMPTY_BUNDLE') return;
          if (warning.code === 'EVAL' && warning.id?.includes('node_modules/eruda')) return;
          if (warning.code === 'EVAL' && warning.id?.includes('node_modules/mockjs')) return;
          warn(warning);
        },

        // https://cn.rollupjs.org/configuration-options/#output-assetfilenames
        // output: env.VITE_SPLIT_CHUNKS === 'true' ? (await import('utils4u/rollup')).createSplitChunkOutput() : undefined,
        output: {
          minifyInternalExports: false,
          // manualChunks: {
          //   'vendor/utils4u': ['utils4u', 'utils4u/vue-use', 'utils4u/primevue'],
          //   'vendor/vue': ['vue'],
          //   'vendor/primevue': ['primevue'],
          //   'vendor/faker-js': ['@faker-js/faker'],
          //   'vendor/mockjs': ['mockjs'],
          //   'vendor/axios': ['axios', 'alova', '@alova/adapter-axios'],
          //   // 'vendor/nprogress': ['nprogress'],
          //   // 'vendor/formkit': ['@formkit/auto-animate'],
          // },
        },
      },
      sourcemap: mode !== 'production' || env.VITE_SOURCE_MAP === 'true',
    },
    define: {
      $__DEV__: JSON.stringify(!isBuild),
      CESIUM_BASE_URL: JSON.stringify(`/${cesiumBaseUrl}`),
    },
    plugins: Plugins(),
    resolve: {
      alias: {
        '@': fileURLToPath(new URL('./src', import.meta.url)),
      },
    },
    server: {
      allowedHosts: ['.nwct.dev'],
      proxy: createViteProxy(),
    },
  };
});