merge: chore/cleanup-remove-bloat-and-secrets into main

app/routers/nft_detector.py

@@ -0,0 +1,65 @@
+"""NFT Wash Trading Detector — detects fake volume in NFT collections."""
+
+import os
+
+from fastapi import APIRouter, Query
+
+router = APIRouter(prefix="/api/v1/nft-detector", tags=["nft-detector"])
+
+BACKEND = os.getenv("BACKEND_URL", "http://localhost:8000")
+RMI_KEY = os.getenv("RMI_INTERNAL_KEY", "rmi-internal-2026")
+
+
+@router.get("/check/{collection_address}")
+async def check_nft_wash(collection_address: str, chain: str = Query("ethereum")):
+    """Check NFT collection for wash trading patterns."""
+
+    # Use DataBus volume authenticity engine with NFT-specific heuristics
+    score = 85  # Placeholder — real implementation queries DataBus
+
+    # NFT-specific wash trading patterns
+    patterns = []
+    patterns.append({"pattern": "Self-trades", "description": "Same wallet buying and selling", "detected": False})
+    patterns.append({"pattern": "Round-trip", "description": "A→B→A within minutes", "detected": False})
+    patterns.append({"pattern": "Bid stuffing", "description": "Fake bids to inflate floor price", "detected": False})
+    patterns.append(
+        {"pattern": "Wash pool", "description": "Group of wallets trading among themselves", "detected": False}
+    )
+
+    if score < 30:
+        risk = "CRITICAL"
+        emoji = "🔴"
+    elif score < 60:
+        risk = "HIGH"
+        emoji = "🟡"
+    elif score < 80:
+        risk = "MEDIUM"
+        emoji = "⚪"
+    else:
+        risk = "LOW"
+        emoji = "🟢"
+
+    return {
+        "collection": collection_address,
+        "chain": chain,
+        "authenticity_score": score,
+        "risk": risk,
+        "emoji": emoji,
+        "wash_patterns": patterns,
+        "recommendation": "Likely authentic trading"
+        if score >= 80
+        else "Suspicious activity detected — verify before buying",
+    }
+
+
+@router.get("/floor-check/{collection_address}")
+async def check_floor_manipulation(collection_address: str, chain: str = Query("ethereum")):
+    """Check if NFT floor price is being manipulated."""
+    return {
+        "collection": collection_address,
+        "floor_price_eth": 0.0,
+        "bid_ask_spread_pct": 0,
+        "suspicious_bids_24h": 0,
+        "manipulation_risk": "LOW",
+        "note": "NFT data providers integration pending",
+    }