import { cloudflareDevProxyVitePlugin as remixCloudflareDevProxy, vitePlugin as remixVitePlugin } from '@remix-run/dev';
import UnoCSS from 'unocss/vite';
import { defineConfig, type ViteDevServer } from 'vite';
import { nodePolyfills } from 'vite-plugin-node-polyfills';
import { optimizeCssModules } from 'vite-plugin-optimize-css-modules';
import tsconfigPaths from 'vite-tsconfig-paths';
import * as dotenv from 'dotenv';
// Load environment variables from multiple files
dotenv.config({ path: '.env.local' });
dotenv.config({ path: '.env' });
dotenv.config();
export default defineConfig((config) => {
return {
define: {
'process.env.NODE_ENV': JSON.stringify(process.env.NODE_ENV),
},
build: {
target: 'esnext',
},
plugins: [
nodePolyfills({
include: ['buffer', 'process', 'util', 'stream'],
globals: {
Buffer: true,
process: true,
global: true,
},
protocolImports: true,
exclude: ['child_process', 'fs', 'path'],
}),
{
name: 'buffer-polyfill',
transform(code, id) {
if (id.includes('env.mjs')) {
return {
code: `import { Buffer } from 'buffer';\n${code}`,
map: null,
};
}
return null;
},
},
config.mode !== 'test' && remixCloudflareDevProxy(),
remixVitePlugin({
future: {
v3_fetcherPersist: true,
v3_relativeSplatPath: true,
v3_throwAbortReason: true,
v3_lazyRouteDiscovery: true,
},
}),
UnoCSS(),
tsconfigPaths(),
chrome129IssuePlugin(),
config.mode === 'production' && optimizeCssModules({ apply: 'build' }),
],
envPrefix: [
'VITE_',
'OPENAI_LIKE_API_BASE_URL',
'OPENAI_LIKE_API_MODELS',
'OLLAMA_API_BASE_URL',
'LMSTUDIO_API_BASE_URL',
'TOGETHER_API_BASE_URL',
],
css: {
preprocessorOptions: {
scss: {
api: 'modern-compiler',
},
},
},
test: {
exclude: [
'**/node_modules/**',
'**/dist/**',
'**/cypress/**',
'**/.{idea,git,cache,output,temp}/**',
'**/{karma,rollup,webpack,vite,vitest,jest,ava,babel,nyc,cypress,tsup,build}.config.*',
'**/tests/preview/**', // Exclude preview tests that require Playwright
],
},
};
});
function chrome129IssuePlugin() {
return {
name: 'chrome129IssuePlugin',
configureServer(server: ViteDevServer) {
server.middlewares.use((req, res, next) => {
const raw = req.headers['user-agent']?.match(/Chrom(e|ium)\/([0-9]+)\./);
if (raw) {
const version = parseInt(raw[2], 10);
if (version === 129) {
res.setHeader('content-type', 'text/html');
res.end(
'Please use Chrome Canary for testing.
Chrome 129 has an issue with JavaScript modules & Vite local development, see for more information.
Note: This only impacts local development. `pnpm run build` and `pnpm run start` will work fine in this browser.
',
);
return;
}
}
next();
});
},
};
}