managarten/memoro/apps/web/docs/archive/SPA_CONVERSION_COMPLETE.md

✅ Pure SPA Conversion Complete!

🎉 memoro-web is now a Pure Client-Side SPA (Like memoro_app)

Date: October 27, 2025 Status: ✅ COMPLETE

---

📊 What Changed

Configuration

• ✅ Installed @sveltejs/adapter-static
• ✅ Removed @sveltejs/adapter-auto (SSR adapter)
• ✅ Removed @supabase/ssr (no longer needed)
• ✅ Updated svelte.config.js to SPA mode with fallback

Server-Side Files Removed (8 files)

• ✅ src/hooks.server.ts - Server hooks
• ✅ src/routes/+layout.server.ts - Root layout server load
• ✅ src/routes/(protected)/+layout.server.ts - Protected route auth guard
• ✅ src/routes/(protected)/memos/+page.server.ts - SSR memo loading
• ✅ src/routes/(protected)/memos/[id]/+page.server.ts - SSR single memo
• ✅ src/routes/(protected)/tags/+page.server.ts - SSR tags + form actions
• ✅ src/routes/(public)/register/+page.server.ts - Server-side registration
• ✅ src/routes/auth/callback/+server.ts - OAuth callback handler

Pages Converted to Client-Side

Authentication Pages

• ✅ Login - Client-side form, calls middleware API directly
• ✅ Register - Client-side form with validation, calls middleware API directly
• ✅ OAuth Callback - Client-side handling of OAuth redirects

Protected Pages

• ✅ Protected Layout - Client-side auth guard with redirect
• ✅ Memos List - Loads data via memoService on mount
• ✅ Single Memo - Loads memo by ID with access control
• ✅ Tags - Full CRUD operations client-side

---

🏗️ New Architecture

Browser (memoro-web SPA)
    ↓
    ├─→ Supabase (direct client calls with JWT)
    │   └─→ Memos, Tags, Spaces tables
    │
    └─→ Middleware API (direct fetch calls)
         ├─→ POST /auth/signin
         ├─→ POST /auth/signup
         ├─→ POST /auth/refresh
         ├─→ POST /auth/google-signin
         └─→ POST /auth/logout

No server-side code. Pure client-side. Exactly like memoro_app.

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✅ Benefits Achieved

1. ✅ Consistency - Now matches memoro_app architecture exactly
2. ✅ Simplicity - No server-side complexity
3. ✅ Deployment - Can host on any static file server (Netlify, Vercel, S3)
4. ✅ Performance - No server round-trips for routing
5. ✅ Debugging - All API calls visible in browser Network tab
6. ✅ Development - Faster dev experience, no server restarts needed

---

🚀 Next Steps

1. Restart Dev Server

Your dev server needs to be restarted to pick up the new configuration:

# Stop current dev server (Ctrl+C)

# Start fresh
cd /Users/wuesteon/memoro_new/mana-2025/memoro-web
npm run dev

2. Test the Application

Open http://localhost:5173 and test:

• ✅ Login - Should call https://memoro-service-.../auth/signin
• ✅ Register - Should call https://memoro-service-.../auth/signup
• ✅ Logout - Should clear tokens and redirect
• ✅ Protected Routes - Should redirect to login if not authenticated
• ✅ Memos Page - Should load memos from Supabase
• ✅ Tags Page - Should allow CRUD operations

3. Check Browser Network Tab

All API calls are now visible! You should see:

• Direct calls to https://memoro-service-111768794939.europe-west3.run.app
• Direct calls to Supabase
• No calls to localhost:5173 for data (only for static assets)

4. Build for Production

When ready to deploy:

npm run build

This creates a build/ directory with static files that can be hosted anywhere.

---

🔍 Key Implementation Details

Client-Side Auth Guard

Protected routes now use onMount to check authentication:

<script>
  onMount(() => {
    if (!$isAuthenticated) {
      goto(`/login?redirectTo=${$page.url.pathname}`);
    } else {
      loading = false;
    }
  });
</script>

Client-Side Data Loading

All pages load data in onMount:

onMount(async () => {
  const data = await memoService.getMemos($user.id);
  setMemos(data);
});

Direct API Calls

All API calls go through services that use fetch():

const response = await fetch(`${MIDDLEWARE_URL}/auth/signin?appId=${APP_ID}`, {
  method: 'POST',
  headers: { 'Content-Type': 'application/json' },
  body: JSON.stringify({ email, password, deviceInfo })
});

---

📝 Important Notes

• ⚠️ Tokens stored in localStorage (not httpOnly cookies)
• ⚠️ All API calls visible in browser Network tab (as intended)
• ⚠️ No SSR - SEO limited (but not important for authenticated app)
• ⚠️ Client-side routing - All routes handled by SPA router
• ✅ Same as mobile app - Identical architecture to memoro_app

---

🎯 Success Criteria

Your app is now a pure SPA when:

• ✅ No .server.ts files exist in src/
• ✅ All API calls visible in browser Network tab
• ✅ Login redirects work client-side
• ✅ Protected routes check auth on mount
• ✅ Data loads asynchronously with loading states
• ✅ Build creates static files only

---

🐛 Troubleshooting

If you see "404 Not Found" on refresh:

• Check that fallback: 'index.html' is in svelte.config.js
• Ensure your hosting platform supports SPA routing

If auth doesn't work:

• Check browser console for errors
• Verify middleware URL in .env
• Check localStorage for tokens

If protected routes don't redirect:

• Check that auth store is initialized
• Verify onMount hook is running
• Check browser console for auth errors

---

📚 Files to Reference

• Config: svelte.config.js - SPA adapter configuration
• Auth Store: src/lib/stores/auth.ts - Client-side auth state
• Auth Service: src/lib/services/authService.ts - Middleware API calls
• Protected Layout: src/routes/(protected)/+layout.svelte - Auth guard
• Environment: .env - Middleware URLs

---

🎊 Conclusion

memoro-web is now a pure client-side SPA, just like memoro_app!

All API calls happen directly from the browser, making debugging easier and architecture consistent across platforms.

Ready to test! 🚀

Start your dev server and try logging in - you'll see the API call to the middleware in your browser's Network tab!