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import type { AstroIntegration } from 'astro';
import { version as ReactVersion } from 'react-dom';
import type * as vite from 'vite';
function getRenderer() {
return {
name: '@astrojs/react',
clientEntrypoint: ReactVersion.startsWith('18.')
? '@astrojs/react/client.js'
: '@astrojs/react/client-v17.js',
serverEntrypoint: ReactVersion.startsWith('18.')
? '@astrojs/react/server.js'
: '@astrojs/react/server-v17.js',
jsxImportSource: 'react',
jsxTransformOptions: async () => {
// @ts-expect-error types not found
const babelPluginTransformReactJsxModule = await import('@babel/plugin-transform-react-jsx');
const jsx =
babelPluginTransformReactJsxModule?.default?.default ??
babelPluginTransformReactJsxModule?.default;
return {
plugins: [
jsx(
{},
{
runtime: 'automatic',
// This option tells the JSX transform how to construct the "*/jsx-runtime" import.
// In React v17, we had to shim this due to an export map issue in React.
// In React v18, this issue was fixed and we can import "react/jsx-runtime" directly.
// See `./jsx-runtime.js` for more details.
importSource: ReactVersion.startsWith('18.') ? 'react' : '@astrojs/react',
}
),
],
};
},
};
}
function optionsPlugin(experimentalReactChildren: boolean): vite.Plugin {
const virtualModule = 'astro:react:opts';
const virtualModuleId = '\0' + virtualModule;
return {
name: '@astrojs/react:opts',
resolveId(id) {
if (id === virtualModule) {
return virtualModuleId;
}
},
load(id) {
if (id === virtualModuleId) {
return {
code: `export default {
experimentalReactChildren: ${JSON.stringify(experimentalReactChildren)}
}`,
};
}
},
};
}
function getViteConfiguration(experimentalReactChildren: boolean) {
return {
optimizeDeps: {
include: [
ReactVersion.startsWith('18.')
? '@astrojs/react/client.js'
: '@astrojs/react/client-v17.js',
'react',
'react/jsx-runtime',
'react/jsx-dev-runtime',
'react-dom',
],
exclude: [
ReactVersion.startsWith('18.')
? '@astrojs/react/server.js'
: '@astrojs/react/server-v17.js',
],
},
resolve: {
dedupe: ['react', 'react-dom'],
},
ssr: {
external: ReactVersion.startsWith('18.')
? ['react-dom/server', 'react-dom/client']
: ['react-dom/server.js', 'react-dom/client.js'],
noExternal: [
// These are all needed to get mui to work.
'@mui/material',
'@mui/base',
'@babel/runtime',
'redoc',
'use-immer',
],
},
plugins: [optionsPlugin(experimentalReactChildren)],
};
}
export type ReactIntegrationOptions = {
experimentalReactChildren: boolean;
};
export default function (
{ experimentalReactChildren }: ReactIntegrationOptions = { experimentalReactChildren: false }
): AstroIntegration {
return {
name: '@astrojs/react',
hooks: {
'astro:config:setup': ({ addRenderer, updateConfig }) => {
addRenderer(getRenderer());
updateConfig({ vite: getViteConfiguration(experimentalReactChildren) });
},
},
};
}
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