"""
RMI Community Forensics Worker
Background processing for:
- Report verification pipeline
- Graph generation for forensic reports
- Cross-chain correlation batch jobs
- Community reputation updates
"""

import asyncio
import os
from datetime import UTC, datetime

import httpx

from app.core.logging import get_logger

logger = get_logger(__name__)

# Config
REDIS_HOST = os.getenv("REDIS_HOST", "rmi-redis")
REDIS_PORT = int(os.getenv("REDIS_PORT", 6379))
REDIS_PASSWORD = os.getenv("REDIS_PASSWORD", "")
REDIS_DB = int(os.getenv("REDIS_DB", 0))
BLOCKSCOUT_URL = os.getenv("BLOCKSCOUT_URL", "http://rmi-blockscout-backend:4000")
SUPABASE_URL = os.getenv("SUPABASE_URL", "")
SUPABASE_KEY = os.getenv("SUPABASE_KEY", "")


class CommunityForensicsWorker:
    """Background worker for community forensics tasks."""

    def __init__(self):
        self.blockscout = httpx.AsyncClient(base_url=BLOCKSCOUT_URL, timeout=30.0)
        self.running = True

    async def verify_report_graph(self, report_id: str, graph_data: dict) -> dict:
        """Verify and enrich a community report's graph data."""
        # Validate graph structure
        nodes = graph_data.get("nodes", [])
        edges = graph_data.get("edges", [])

        # Check for known scam addresses via Blockscout
        enriched_nodes = []
        for node in nodes:
            addr = node.get("id", "")
            if len(addr) >= 20:  # Likely an address
                try:
                    resp = await self.blockscout.get(f"/api/v2/addresses/{addr}")
                    if resp.status_code == 200:
                        data = resp.json()
                        node["verified_name"] = data.get("name", "")
                        node["tx_count"] = data.get("transactions_count", 0)
                except Exception:
                    pass
            enriched_nodes.append(node)

        return {
            "report_id": report_id,
            "nodes_verified": len(enriched_nodes),
            "edges_count": len(edges),
            "enriched": True,
            "timestamp": datetime.now(UTC).isoformat(),
        }

    async def batch_cross_chain_correlate(self, addresses: list[str]) -> list[dict]:
        """Batch cross-chain correlation for community investigations."""
        results = []

        for addr in addresses:
            # Check multiple chains via Blockscout instances
            chains = ["eth", "base", "bsc", "arbitrum"]
            chain_hits = []

            for chain in chains:
                try:
                    # In production, each chain has its own Blockscout
                    # For now, query the main one
                    resp = await self.blockscout.get(f"/api/v2/addresses/{addr}")
                    if resp.status_code == 200:
                        chain_hits.append(chain)
                except Exception:
                    pass

            results.append(
                {
                    "address": addr,
                    "chains_found": chain_hits,
                    "multi_chain": len(chain_hits) > 1,
                }
            )

        return results

    async def generate_leaderboard_snapshot(self) -> dict:
        """Generate daily leaderboard snapshot."""
        # In production, query Supabase for real data
        return {
            "timestamp": datetime.now(UTC).isoformat(),
            "period": "daily",
            "top_sleuths": [],
        }

    async def run(self):
        """Main worker loop."""
        logger.info("[OK] Community Forensics Worker started")
        while self.running:
            try:
                # In production, read from Redis queue
                # For now, health check loop
                await asyncio.sleep(60)

                # Health check Blockscout
                try:
                    resp = await self.blockscout.get("/api/v2/main-page/indexing-status")
                    if resp.status_code == 200:
                        logger.info(f"[OK] Blockscout healthy: {resp.json().get('finished_indexing_blocks', False)}")
                except Exception as e:
                    logger.warning(f"[WARN] Blockscout health check failed: {e}")
            except Exception as e:
                logger.warning(f"[ERROR] Worker loop: {e}")
                await asyncio.sleep(5)

    async def shutdown(self):
        """Graceful shutdown."""
        self.running = False
        await self.blockscout.aclose()
        logger.info("[OK] Community Forensics Worker stopped")
async def main():
    worker = CommunityForensicsWorker()

    try:
        await worker.run()
    except KeyboardInterrupt:
        await worker.shutdown()


if __name__ == "__main__":
    asyncio.run(main())