// @ts-ignore
import vue from '@vitejs/plugin-vue';
import { resolve } from 'path';
import { defineConfig, loadEnv, ConfigEnv } from 'vite';
import viteCompression from 'vite-plugin-compression';
import { buildConfig } from './src/utils/build';

const pathResolve = (dir: string) => {
	return resolve(__dirname, '.', dir);
};

const alias: Record<string, string> = {
	'/@': pathResolve('./src/'),
	'vue-i18n': 'vue-i18n/dist/vue-i18n.cjs.js',
};

const viteConfig = defineConfig((mode: ConfigEnv) => {
	const env = loadEnv(mode.mode, process.cwd());
	return {
		plugins: [
			vue(),
			viteCompression({ disable: true }),
			// 根路径重定向到 web 首页
			{
				name: 'redirect-root-to-web',
				configureServer(server) {
					server.middlewares.use((req, res, next) => {
						if (req.url === '/' || req.url === '') {
							res.writeHead(302, { Location: '/web/index.html' });
							res.end();
							return;
						}
						next();
					});
				},
			},
		],
		root: process.cwd(),
		resolve: { alias },
		base: mode.command === 'serve' ? './' : env.VITE_PUBLIC_PATH,
		optimizeDeps: { exclude: ['vue-demi'] },
		server: {
			host: '0.0.0.0',
			port: env.VITE_PORT as unknown as number,
			open: false,
			hmr: true,
			// 无代理模式：前端直连后端，由后端处理 CORS
		},
		build: {
			outDir: 'dist',
			chunkSizeWarningLimit: 1500,
			rollupOptions: {
				output: {
					chunkFileNames: 'assets/js/[name]-[hash].js',
					entryFileNames: 'assets/js/[name]-[hash].js',
					assetFileNames: 'assets/[ext]/[name]-[hash].[ext]',
					manualChunks(id) {
						if (id.includes('node_modules')) {
							// @ts-ignore
							return id.toString().match(/\/node_modules\/(?!.pnpm)(?<moduleName>[^\/]*)\//)?.groups!.moduleName ?? 'vender';
						}
					},
				},
				...(JSON.parse(env.VITE_OPEN_CDN) ? { external: buildConfig.external } : {}),
			},
		},
		css: { preprocessorOptions: { css: { charset: false }, scss: { api: 'modern-compiler' } } },
		define: {
			__VUE_I18N_LEGACY_API__: JSON.stringify(false),
			__VUE_I18N_FULL_INSTALL__: JSON.stringify(false),
			__INTLIFY_PROD_DEVTOOLS__: JSON.stringify(false),
			__NEXT_VERSION__: JSON.stringify(process.env.npm_package_version),
			__NEXT_NAME__: JSON.stringify(process.env.npm_package_name),
		},
	};
});
export default viteConfig;
