"""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",
    }