[Demo] Fix vite configuration for tutorial example

examples/tutorial/vite.config.ts

@@ -1,28 +1,64 @@
 import { defineConfig } from 'vite';
 import react from '@vitejs/plugin-react';
 import path from 'path';
+import fs from 'fs';
 
 // https://vitejs.dev/config/
-export default defineConfig({
-    plugins: [react()],
-    resolve: {
-        preserveSymlinks: true,
-        alias: [
-            // The 2 next aliases are needed to avoid having multiple MUI instances
-            {
-                find: '@mui/material',
-                replacement: path.resolve(
-                    __dirname,
-                    'node_modules/@mui/material'
-                ),
-            },
-            {
-                find: '@mui/icons-material',
-                replacement: path.resolve(
-                    __dirname,
-                    'node_modules/@mui/icons-material'
-                ),
-            },
-        ],
-    },
+export default defineConfig(async () => {
+    // In codesandbox, we won't have the packages folder
+    // We ignore errors in this case
+    const aliases: Record<string, string> = {};
+    try {
+        const packages = fs.readdirSync(
+            path.resolve(__dirname, '../../packages')
+        );
+        for (const dirName of packages) {
+            if (dirName === 'create-react-admin') continue;
+            const packageJson = JSON.parse(
+                fs.readFileSync(
+                    path.resolve(
+                        __dirname,
+                        '../../packages',
+                        dirName,
+                        'package.json'
+                    ),
+                    'utf8'
+                )
+            );
+            aliases[packageJson.name] = path.resolve(
+                __dirname,
+                `../../packages/${packageJson.name}/src`
+            );
+        }
+    } catch {
+        /* empty */
+    }
+
+    return {
+        plugins: [react()],
+        resolve: {
+            preserveSymlinks: true,
+            alias: [
+                // The 2 next aliases are needed to avoid having multiple MUI instances
+                {
+                    find: '@mui/material',
+                    replacement: path.resolve(
+                        __dirname,
+                        'node_modules/@mui/material'
+                    ),
+                },
+                {
+                    find: '@mui/icons-material',
+                    replacement: path.resolve(
+                        __dirname,
+                        'node_modules/@mui/icons-material'
+                    ),
+                },
+                ...Object.keys(aliases).map(packageName => ({
+                    find: packageName,
+                    replacement: aliases[packageName],
+                })),
+            ],
+        },
+    };
 });