supabase product proxy and rendering

backend/server/app.py

@@ -11,6 +11,7 @@ from kafka import KafkaProducer, KafkaAdminClient, KafkaConsumer
 from kafka.admin import NewTopic
 from kafka.errors import TopicAlreadyExistsError
 from dotenv import load_dotenv
+from supabase import create_client, Client
 load_dotenv()
 
 app = FastAPI()
@@ -18,6 +19,19 @@ app = FastAPI()
 # kafka producer - lazy init
 _producer: Optional[KafkaProducer] = None
 
+# supabase client - lazy init
+_supabase: Optional[Client] = None
+
+def get_supabase() -> Client:
+    global _supabase
+    if _supabase is None:
+        url = os.getenv('NEXT_PUBLIC_SUPABASE_URL')
+        key = os.getenv('NEXT_PUBLIC_SUPABASE_ANON_KEY')
+        if not url or not key:
+            raise ValueError("Supabase credentials not configured")
+        _supabase = create_client(url, key)
+    return _supabase
+
 def get_producer() -> KafkaProducer:
     global _producer
     if _producer is None:
@@ -183,6 +197,40 @@ def dump_logs(
         print(traceback.format_exc())
         raise HTTPException(status_code=500, detail=str(e))
 
+@app.get("/api/products/{product_type}")
+async def get_products(
+    product_type: str,
+    dateIndex: Optional[int] = None
+):
+    """fetch products from supabase based on type (hotel or airline)
+
+    params:
+        product_type: either 'hotel' or 'airline'
+        dateIndex: optional days offset from today (e.g., 0=today, 1=tomorrow, -1=yesterday)
+    """
+    if product_type not in ['hotel', 'airline']:
+        raise HTTPException(status_code=400, detail="product_type must be 'hotel' or 'airline'")
+
+    try:
+        supabase = get_supabase()
+        table = f'{product_type}_products'
+
+        query = supabase.table(table).select('*')
+
+        # filter by exact date_index if provided
+        if dateIndex is not None:
+            query = query.eq('date_index', dateIndex)
+
+        response = query.execute()
+
+        return {"success": True, "count": len(response.data), "data": response.data}
+
+    except Exception as e:
+        import traceback
+        print(f"[PRODUCTS_ERROR] {e}")
+        print(traceback.format_exc())
+        raise HTTPException(status_code=500, detail=str(e))
+
 
 
 if __name__ == "__main__":

backend/server/requirements.txt

@@ -3,3 +3,4 @@ uvicorn[standard]==0.24.0
 kafka-python==2.0.2
 pydantic==2.5.0
 python-dotenv==1.0.0
+supabase==2.9.1

docker-compose.yml

@@ -9,6 +9,9 @@ services:
     environment:
       - KAFKA_HOST=kafka
       - KAFKA_PORT=29092
+      - BACKEND_PORT=5000
+      - NEXT_PUBLIC_SUPABASE_URL=${NEXT_PUBLIC_SUPABASE_URL}
+      - NEXT_PUBLIC_SUPABASE_ANON_KEY=${NEXT_PUBLIC_SUPABASE_ANON_KEY}
     depends_on:
       - kafka
     restart: unless-stopped

web/src/app/api/products/route.ts

@@ -0,0 +1,37 @@
+import { NextRequest, NextResponse } from 'next/server';
+
+export async function GET(req: NextRequest) {
+  const { searchParams } = new URL(req.url);
+  const type = searchParams.get('type');
+
+  if (!type || !['hotel', 'airline'].includes(type)) {
+    return NextResponse.json(
+      { error: 'type parameter must be "hotel" or "airline"' },
+      { status: 400 }
+    );
+  }
+
+  try {
+    const backendUrl = process.env.BACKEND_URL || 'http://localhost:5000';
+    const url = new URL(`${backendUrl}/api/products/${type}`);
+
+    // forward date index offset to backend
+    const dateIndex = searchParams.get('dateIndex');
+    if (dateIndex) url.searchParams.set('dateIndex', dateIndex);
+
+    const res = await fetch(url.toString());
+
+    if (!res.ok) {
+      throw new Error(`Backend returned ${res.status}`);
+    }
+
+    const data = await res.json();
+    return NextResponse.json(data);
+  } catch (error) {
+    console.error('[PRODUCTS_PROXY_ERROR]', error);
+    return NextResponse.json(
+      { error: 'Failed to fetch products' },
+      { status: 500 }
+    );
+  }
+}

web/src/app/hotel/products/page.tsx

@@ -1,74 +1,65 @@
 'use client';
 
+import { useState, useEffect, Suspense } from 'react';
+import { useSearchParams } from 'next/navigation';
 import { Navigation } from '@/components/ui';
 import HotelCard from '@/components/feats/hotel/HotelCard';
+import { transformProduct, type Hotel, type HotelProduct } from '@/lib/hotel-utils';
 
-interface Hotel {
+function RoomsList() {
-  id: string;
+  const searchParams = useSearchParams();
-  name: string;
+  const [rooms, setRooms] = useState<Hotel[]>([]);
-  roomType: string;
+  const [loading, setLoading] = useState(true);
-  checkIn: string;
+  const [error, setError] = useState<string | null>(null);
-  checkOut: string;
+
-  amenities: string[];
+  useEffect(() => {
-  refundable: boolean;
+    const fetchRooms = async () => {
-  pricePerNight: number;
+      try {
-  nights: number;
+        const url = new URL('/api/products', window.location.origin);
+        url.searchParams.set('type', 'hotel');
+
+        const dateIndex = searchParams.get('dateIndex');
+        if (dateIndex) url.searchParams.set('dateIndex', dateIndex);
+
+        const res = await fetch(url.toString());
+        if (!res.ok) throw new Error(`Failed to fetch: ${res.status}`);
+        const json = await res.json();
+        const transformed = json.data.map((p: HotelProduct) => transformProduct(p));
+        setRooms(transformed);
+      } catch (e) {
+        setError(e instanceof Error ? e.message : 'Failed to load products');
+        console.error('[FETCH_ERROR]', e);
+      } finally {
+        setLoading(false);
+      }
+    };
+    fetchRooms();
+  }, [searchParams]);
+
+  return (
+    <>
+      <h1 className="text-3xl font-bold mb-6">Available Rooms</h1>
+      {loading && <div className="text-center py-8">Loading...</div>}
+      {error && <div className="text-red-500 text-center py-8">{error}</div>}
+      {!loading && !error && (
+        <div className="space-y-4">
+          {rooms.map((r) => (
+            <HotelCard key={r.id} hotel={r} />
+          ))}
+        </div>
+      )}
+    </>
+  );
 }
 
-const genRandomHotels = (): Hotel[] => {
-  const names = [
-    'Grand Plaza Hotel',
-    'Seaside Resort',
-    'Downtown Suites',
-    'Mountain View Lodge',
-    'City Center Inn',
-    'Luxury Beach Resort',
-    'Urban Boutique Hotel',
-    'Garden View Hotel',
-  ];
-  const roomTypes = ['Standard Room', 'Deluxe Room', 'Suite', 'Executive Suite', 'Premium Room'];
-  const amenities = ['wifi', 'pool', 'gym', 'parking', 'breakfast', 'spa'];
-
-  return Array.from({ length: 10 }, (_, i) => {
-    const nights = Math.floor(Math.random() * 5) + 1;
-    const basePrice = Math.floor(80 + Math.random() * 220);
-    const selectedAmenities = amenities
-      .sort(() => Math.random() - 0.5)
-      .slice(0, Math.floor(Math.random() * 3) + 2);
-
-    const today = new Date();
-    const checkInDate = new Date(today);
-    checkInDate.setDate(today.getDate() + Math.floor(Math.random() * 10));
-    const checkOutDate = new Date(checkInDate);
-    checkOutDate.setDate(checkInDate.getDate() + nights);
-
-    return {
-      id: `htl-${i}`,
-      name: names[i % names.length],
-      roomType: roomTypes[Math.floor(Math.random() * roomTypes.length)],
-      checkIn: checkInDate.toLocaleDateString('en-US', { month: 'short', day: 'numeric' }),
-      checkOut: checkOutDate.toLocaleDateString('en-US', { month: 'short', day: 'numeric' }),
-      amenities: selectedAmenities,
-      refundable: Math.random() > 0.5,
-      pricePerNight: basePrice,
-      nights,
-    };
-  });
-};
-
 export default function HotelProducts() {
-  const hotels = genRandomHotels();
-
   return (
     <>
       <Navigation />
       <main className="max-w-7xl mx-auto px-4 py-8">
-        <h1 className="text-3xl font-bold mb-6">Available Hotels</h1>
+        <Suspense fallback={<div className="text-center py-8">Loading...</div>}>
-        <div className="space-y-4">
+          <RoomsList />
-          {hotels.map((h) => (
+        </Suspense>
-            <HotelCard key={h.id} hotel={h} />
-          ))}
-        </div>
       </main>
     </>
   );

web/src/components/feats/hotel/HotelHero.tsx

@@ -1,7 +1,9 @@
 'use client';
 
 import { useState, FormEvent } from 'react';
+import { useRouter } from 'next/navigation';
 import { Button, Label, Input, DateInput, Dropdown, DropdownCounter } from '@/components/ui';
+import { dateToDaysFromToday } from '@/lib/hotel-utils';
 
 const LocationIcon = () => (
   <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
@@ -11,14 +13,25 @@ const LocationIcon = () => (
 );
 
 export default function HotelHero() {
+  const router = useRouter();
   const [destination, setDestination] = useState('');
   const [checkIn, setCheckIn] = useState('');
-  const [checkOut, setCheckOut] = useState('');
   const [guests, setGuests] = useState({ adults: 2, rooms: 1 });
 
   const handleSearch = (e: FormEvent) => {
     e.preventDefault();
-    console.log({ destination, checkIn, checkOut, guests });
+    const params = new URLSearchParams();
+
+    if (checkIn) {
+      const daysOffset = dateToDaysFromToday(checkIn);
+      params.set('dateIndex', daysOffset.toString());
+    }
+
+    if (destination) params.set('destination', destination);
+    params.set('adults', guests.adults.toString());
+    params.set('rooms', guests.rooms.toString());
+
+    router.push(`/hotel/products?${params.toString()}`);
   };
 
   return (
@@ -26,16 +39,16 @@ export default function HotelHero() {
       <div className="w-full max-w-4xl px-4">
         <div className="text-center mb-8">
           <h1 className="text-4xl md:text-5xl font-bold mb-4">
-            Find your perfect stay
+            Find your perfect room
           </h1>
           <p className="text-lg">
-            Search hotels, compare prices, and book with confidence
+            Search rooms, compare prices, and book with confidence
           </p>
         </div>
 
         <form onSubmit={handleSearch} className="search-form">
-          <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4 gap-4">
+          <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-4">
-            <div className="sm:col-span-2">
+            <div>
               <Label htmlFor="destination">Where to?</Label>
               <Input
                 type="text"
@@ -49,7 +62,7 @@ export default function HotelHero() {
             </div>
 
             <div>
-              <Label htmlFor="checkIn">Check-in</Label>
+              <Label htmlFor="checkIn">Date (1 night stay)</Label>
               <DateInput
                 id="checkIn"
                 value={checkIn}
@@ -59,43 +72,27 @@ export default function HotelHero() {
             </div>
 
             <div>
-              <Label htmlFor="checkOut">Check-out</Label>
+              <Label htmlFor="guests">Guests</Label>
-              <DateInput
+              <Dropdown label={`${guests.adults} ${guests.adults === 1 ? 'adult' : 'adults'}`}>
-                id="checkOut"
-                value={checkOut}
-                onChange={(e) => setCheckOut(e.target.value)}
-                required
-              />
-            </div>
-
-            <div className="sm:col-span-2 lg:col-span-4">
-              <Label htmlFor="guests">Guests & Rooms</Label>
-              <Dropdown label={`${guests.adults} ${guests.adults === 1 ? 'adult' : 'adults'}, ${guests.rooms} ${guests.rooms === 1 ? 'room' : 'rooms'}`}>
                 <DropdownCounter
                   label="Adults"
                   value={guests.adults}
                   min={1}
                   onChange={(v) => setGuests({ ...guests, adults: v })}
                 />
-                <DropdownCounter
-                  label="Rooms"
-                  value={guests.rooms}
-                  min={1}
-                  onChange={(v) => setGuests({ ...guests, rooms: v })}
-                />
               </Dropdown>
             </div>
 
-            <div className="sm:col-span-2 lg:col-span-4">
+            <div className="sm:col-span-2 lg:col-span-3">
               <Button type="submit" fullWidth>
-                Search Hotels
+                Search Rooms
               </Button>
             </div>
           </div>
         </form>
 
         <div className="mt-6 text-center text-sm">
-          <p>Over 2 million hotels worldwide · Best price guarantee · Free cancellation on most bookings</p>
+          <p>Over 2 million rooms worldwide · Best price guarantee · Free cancellation on most bookings</p>
         </div>
       </div>
     </div>

web/src/lib/hotel-utils.ts

@@ -0,0 +1,69 @@
+export interface HotelProduct {
+  id: string;
+  room_type: string;
+  date_index: number;
+  metadata: {
+    amenities?: string[];
+    total?: number;
+    image_url?: string;
+    base_price?: number;
+    name?: string;
+    refundable?: boolean;
+  };
+  availability: number;
+}
+
+export interface Hotel {
+  id: string;
+  name: string;
+  roomType: string;
+  checkIn: string;
+  checkOut: string;
+  amenities: string[];
+  refundable: boolean;
+  pricePerNight: number;
+  nights: number;
+}
+
+const EPOCH = new Date(0);
+
+export const transformProduct = (p: HotelProduct): Hotel => {
+  const { id, room_type, date_index, metadata } = p;
+  const checkIn = new Date(EPOCH.getTime() + date_index * 86400000);
+  const nights = 1;
+  const checkOut = new Date(checkIn.getTime() + nights * 86400000);
+
+  return {
+    id,
+    name: metadata?.name || room_type,
+    roomType: room_type,
+    checkIn: checkIn.toLocaleDateString('en-US', { month: 'short', day: 'numeric' }),
+    checkOut: checkOut.toLocaleDateString('en-US', { month: 'short', day: 'numeric' }),
+    amenities: metadata?.amenities || [],
+    refundable: metadata?.refundable || false,
+    pricePerNight: metadata?.base_price || 100,
+    nights,
+  };
+};
+
+// convert date string to days from today
+export const dateToDaysFromToday = (dateStr: string): number => {
+  const target = new Date(dateStr);
+  target.setHours(0, 0, 0, 0);
+  const today = new Date();
+  today.setHours(0, 0, 0, 0);
+  return Math.floor((target.getTime() - today.getTime()) / 86400000);
+};
+
+// convert date string to date_index (days since epoch)
+export const dateToIndex = (dateStr: string): number => {
+  const d = new Date(dateStr);
+  return Math.floor((d.getTime() - EPOCH.getTime()) / 86400000);
+};
+
+// get current date_index
+export const todayIndex = (): number => {
+  const now = new Date();
+  now.setHours(0, 0, 0, 0);
+  return Math.floor((now.getTime() - EPOCH.getTime()) / 86400000);
+};