import vue from '@vitejs/plugin-vue';
import { resolve } from 'path';
import { defineConfig, loadEnv, ConfigEnv } from 'vite';
import vueSetupExtend from 'vite-plugin-vue-setup-extend-plus';
import viteCompression from 'vite-plugin-compression';
import { buildConfig } from './src/utils/build';
import vueJsx from '@vitejs/plugin-vue-jsx';
import { CodeInspectorPlugin } from 'code-inspector-plugin';
import fs from 'fs';

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());
	fs.writeFileSync('./public/config.js', `window.__env__ = ${JSON.stringify(env, null, 2)} `);
	return {
		plugins: [
			CodeInspectorPlugin({
				bundler: 'vite',
				hotKeys: ['shiftKey'],
			}),
			vue(),
			vueJsx(),
			vueSetupExtend(),
			viteCompression({
				verbose: true, // 默认即可
				disable: false, // 开启压缩(不禁用)，默认即可
				deleteOriginFile: false, // 删除源文件
				// 对所有大于 5KB 的文件进行 gzip 压缩
				threshold: 5120, // the unit is Bytes
				algorithm: 'gzip', // 压缩算法
				ext: '.gz', // 文件类型
			}),
			JSON.parse(env.VITE_OPEN_CDN) ? buildConfig.cdn() : null,
		],
		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: JSON.parse(env.VITE_OPEN),
			hmr: true,
			proxy: {
				'/gitee': {
					target: 'https://gitee.com',
					ws: true,
					changeOrigin: true,
					rewrite: (path) => path.replace(/^\/gitee/, ''),
				},
				'^/[Uu]pload': {
					target: env.VITE_API_URL,
					changeOrigin: true,
				},
			},
		},
		build: {
			outDir: 'dist',
			chunkSizeWarningLimit: 1500,
			assetsInlineLimit: 5000, // 小于此阈值的导入或引用资源将内联为 base64 编码
			sourcemap: false, // 构建后是否生成 source map 文件
			terserOptions: {
				compress: {
					//生产环境时移除console
					drop_console: true,
					drop_debugger: true,
				},
			},
			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')) {
							let newId = id.toString().replace('/.', '/');
							return newId.match(/\/node_modules\/(?!.pnpm)(?<moduleName>[^\/]*)\//)?.groups!.moduleName ?? 'vender';
						}
					},
				},
				...(JSON.parse(env.VITE_OPEN_CDN) ? { external: buildConfig.external } : {}),
			},
		},
		css: { preprocessorOptions: { css: { charset: false } } },
		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;