Update utils/api_client.py

utils/api_client.py

@@ -68,4 +68,113 @@ class RewardPilotClient:
             self.get_recommendation(
                 user_id, merchant, mcc, amount_usd, transaction_date
             )
-        )
+        )
+
+    def get_user_analytics(self, user_id: str) -> Dict[str, Any]:
+        """
+        Fetch user analytics including spending patterns and optimization metrics
+        
+        Args:
+            user_id: User identifier
+            
+        Returns:
+            Dictionary containing analytics data
+        """
+        try:
+            # Option 1: If you have a dedicated analytics endpoint
+            response = httpx.get(
+                f"{self.orchestrator_url}/analytics/{user_id}",
+                timeout=30.0
+            )
+            response.raise_for_status()
+            return response.json()
+            
+        except Exception as e:
+            logger.error(f"Analytics fetch failed: {e}")
+            # Return mock data as fallback
+            return self._get_mock_analytics(user_id)
+    
+    def _get_mock_analytics(self, user_id: str) -> Dict[str, Any]:
+        """Generate mock analytics data for demo purposes"""
+        import random
+        
+        # Different data per user for variety
+        user_multipliers = {
+            "u_alice": 1.2,
+            "u_bob": 0.9,
+            "u_charlie": 1.5,
+        }
+        multiplier = user_multipliers.get(user_id, 1.0)
+        
+        return {
+            "user_id": user_id,
+            "annual_savings": round(342 * multiplier, 2),
+            "rate_increase": round(23 * multiplier, 1),
+            "optimized_transactions": int(156 * multiplier),
+            "optimization_score": min(100, int(87 * multiplier)),
+            "category_breakdown": [
+                {
+                    "category": "🛒 Groceries",
+                    "monthly_spend": round(450 * multiplier, 2),
+                    "best_card": "Amex Gold",
+                    "rewards": round(27 * multiplier, 2),
+                    "rate": "6%"
+                },
+                {
+                    "category": "🍽️ Restaurants",
+                    "monthly_spend": round(320 * multiplier, 2),
+                    "best_card": "Amex Gold",
+                    "rewards": round(12.8 * multiplier, 2),
+                    "rate": "4%"
+                },
+                {
+                    "category": "⛽ Gas",
+                    "monthly_spend": round(180 * multiplier, 2),
+                    "best_card": "Costco Visa",
+                    "rewards": round(7.2 * multiplier, 2),
+                    "rate": "4%"
+                },
+                {
+                    "category": "✈️ Travel",
+                    "monthly_spend": round(850 * multiplier, 2),
+                    "best_card": "Sapphire Reserve",
+                    "rewards": round(42.5 * multiplier, 2),
+                    "rate": "5%"
+                },
+                {
+                    "category": "🎬 Entertainment",
+                    "monthly_spend": round(125 * multiplier, 2),
+                    "best_card": "Freedom Unlimited",
+                    "rewards": round(1.88 * multiplier, 2),
+                    "rate": "1.5%"
+                },
+                {
+                    "category": "🏪 Online Shopping",
+                    "monthly_spend": round(280 * multiplier, 2),
+                    "best_card": "Amazon Prime",
+                    "rewards": round(16.8 * multiplier, 2),
+                    "rate": "6%"
+                }
+            ],
+            "total_monthly_spend": round(2205 * multiplier, 2),
+            "total_monthly_rewards": round(108.18 * multiplier, 2),
+            "average_rate": round(4.9 * multiplier, 2),
+            "top_categories": [
+                {"name": "✈️ Travel", "amount": round(850 * multiplier, 2), "change": "+45%"},
+                {"name": "🛒 Groceries", "amount": round(450 * multiplier, 2), "change": "+12%"},
+                {"name": "🍽️ Restaurants", "amount": round(320 * multiplier, 2), "change": "-5%"}
+            ],
+            "ytd_rewards": round(1298.16 * multiplier, 2),
+            "ytd_potential": round(1640 * multiplier, 2),
+            "money_left": round(341.84 * multiplier, 2),
+            "forecast": {
+                "next_month_spend": round(2350 * multiplier, 2),
+                "next_month_rewards": round(115.25 * multiplier, 2),
+                "cards_to_watch": ["Amex Gold (dining cap)", "Freedom (quarterly bonus)"]
+            },
+            "recommendations": [
+                "💳 Use Chase Freedom for groceries in Q4 (5% back)",
+                "⚠️ Monitor Amex Gold dining spend (cap at $2,000)",
+                "🎯 Book holiday travel with Sapphire Reserve for 5x points"
+            ]
+        }