aitbc/cli/commands/oracle.py

"""Oracle price discovery commands for AITBC CLI"""

import click
import json
from pathlib import Path
from typing import Optional, Dict, Any, List
from datetime import datetime, timezone, timedelta
from utils import output, error, success, warning


@click.group()
def oracle():
    """Oracle price discovery and management commands"""
    pass


@oracle.command()
@click.option("--pair", required=True, help="Trading pair symbol (e.g., AITBC/BTC)")
@click.option("--price", type=float, required=True, help="Price to set")
@click.option("--source", default="creator", help="Price source (creator, market, oracle)")
@click.option("--confidence", type=float, default=1.0, help="Confidence level (0.0-1.0)")
@click.option("--description", help="Price update description")
@click.pass_context
def set_price(ctx, pair: str, price: float, source: str, confidence: float, description: Optional[str]):
    """Set price for a trading pair"""
    
    # Create oracle data structure
    oracle_file = Path.home() / ".aitbc" / "oracle_prices.json"
    oracle_file.parent.mkdir(parents=True, exist_ok=True)
    
    # Load existing oracle data
    oracle_data = {}
    if oracle_file.exists():
        with open(oracle_file, 'r') as f:
            oracle_data = json.load(f)
    
    # Create price entry
    price_entry = {
        "pair": pair,
        "price": price,
        "source": source,
        "confidence": confidence,
        "description": description or f"Price set by {source}",
        "timestamp": datetime.now(timezone.utc).isoformat(),
        "volume": 0.0,
        "spread": 0.0
    }
    
    # Add to oracle data
    if pair not in oracle_data:
        oracle_data[pair] = {"history": [], "current_price": None, "last_updated": None}
    
    # Add to history
    oracle_data[pair]["history"].append(price_entry)
    # Keep only last 1000 entries
    if len(oracle_data[pair]["history"]) > 1000:
        oracle_data[pair]["history"] = oracle_data[pair]["history"][-1000:]
    
    # Update current price
    oracle_data[pair]["current_price"] = price_entry
    oracle_data[pair]["last_updated"] = price_entry["timestamp"]
    
    # Save oracle data
    with open(oracle_file, 'w') as f:
        json.dump(oracle_data, f, indent=2)
    
    success(f"Price set for {pair}: {price} (source: {source})")
    output({
        "pair": pair,
        "price": price,
        "source": source,
        "confidence": confidence,
        "timestamp": price_entry["timestamp"]
    })


@oracle.command()
@click.option("--pair", required=True, help="Trading pair symbol (e.g., AITBC/BTC)")
@click.option("--source", default="market", help="Price source (market, oracle, external)")
@click.option("--market-price", type=float, help="Market price to update from")
@click.option("--confidence", type=float, default=0.8, help="Confidence level for market price")
@click.option("--volume", type=float, default=0.0, help="Trading volume")
@click.option("--spread", type=float, default=0.0, help="Bid-ask spread")
@click.pass_context
def update_price(ctx, pair: str, source: str, market_price: Optional[float], confidence: float, volume: float, spread: float):
    """Update price from market data"""
    
    # For demo purposes, if no market price provided, simulate one
    if market_price is None:
        # Load current price and apply small random variation
        oracle_file = Path.home() / ".aitbc" / "oracle_prices.json"
        if oracle_file.exists():
            with open(oracle_file, 'r') as f:
                oracle_data = json.load(f)
            
            if pair in oracle_data and oracle_data[pair]["current_price"]:
                current_price = oracle_data[pair]["current_price"]["price"]
                # Simulate market movement (-2% to +2%)
                import random
                variation = random.uniform(-0.02, 0.02)
                market_price = round(current_price * (1 + variation), 8)
            else:
                market_price = 0.00001  # Default AITBC price
        else:
            market_price = 0.00001  # Default AITBC price
    
    # Use set_price logic
    ctx.invoke(set_price, 
              pair=pair, 
              price=market_price, 
              source=source, 
              confidence=confidence,
              description=f"Market price update from {source}")
    
    # Update additional market data
    oracle_file = Path.home() / ".aitbc" / "oracle_prices.json"
    with open(oracle_file, 'r') as f:
        oracle_data = json.load(f)
    
    # Update market-specific fields
    oracle_data[pair]["current_price"]["volume"] = volume
    oracle_data[pair]["current_price"]["spread"] = spread
    oracle_data[pair]["current_price"]["market_data"] = True
    
    # Save updated data
    with open(oracle_file, 'w') as f:
        json.dump(oracle_data, f, indent=2)
    
    success(f"Market price updated for {pair}: {market_price}")
    output({
        "pair": pair,
        "market_price": market_price,
        "source": source,
        "volume": volume,
        "spread": spread
    })


@oracle.command()
@click.option("--pair", help="Trading pair symbol (e.g., AITBC/BTC)")
@click.option("--days", type=int, default=7, help="Number of days of history to show")
@click.option("--limit", type=int, default=100, help="Maximum number of records to show")
@click.option("--source", help="Filter by price source")
@click.pass_context
def price_history(ctx, pair: Optional[str], days: int, limit: int, source: Optional[str]):
    """Get price history for trading pairs"""
    
    oracle_file = Path.home() / ".aitbc" / "oracle_prices.json"
    if not oracle_file.exists():
        warning("No price data available.")
        return
    
    with open(oracle_file, 'r') as f:
        oracle_data = json.load(f)
    
    # Filter data
    history_data = {}
    cutoff_time = datetime.now(timezone.utc) - timedelta(days=days)
    
    for pair_name, pair_data in oracle_data.items():
        if pair and pair_name != pair:
            continue
            
        # Filter history by date and source
        filtered_history = []
        for entry in pair_data.get("history", []):
            entry_time = datetime.fromisoformat(entry["timestamp"].replace('Z', '+00:00'))
            if entry_time >= cutoff_time:
                if source and entry.get("source") != source:
                    continue
                filtered_history.append(entry)
        
        # Limit results
        filtered_history = filtered_history[-limit:]
        
        if filtered_history:
            history_data[pair_name] = {
                "current_price": pair_data.get("current_price"),
                "last_updated": pair_data.get("last_updated"),
                "history": filtered_history,
                "total_entries": len(filtered_history)
            }
    
    if not history_data:
        error("No price history found for the specified criteria.")
        return
    
    output({
        "price_history": history_data,
        "filter_criteria": {
            "pair": pair or "all",
            "days": days,
            "limit": limit,
            "source": source or "all"
        },
        "generated_at": datetime.now(timezone.utc).isoformat()
    })


@oracle.command()
@click.option("--pairs", help="Comma-separated list of pairs to include (e.g., AITBC/BTC,AITBC/ETH)")
@click.option("--interval", type=int, default=60, help="Update interval in seconds")
@click.option("--sources", help="Comma-separated list of sources to include")
@click.pass_context
def price_feed(ctx, pairs: Optional[str], interval: int, sources: Optional[str]):
    """Get real-time price feed for multiple pairs"""
    
    oracle_file = Path.home() / ".aitbc" / "oracle_prices.json"
    if not oracle_file.exists():
        warning("No price data available.")
        return
    
    with open(oracle_file, 'r') as f:
        oracle_data = json.load(f)
    
    # Parse pairs list
    pair_list = None
    if pairs:
        pair_list = [p.strip() for p in pairs.split(',')]
    
    # Parse sources list
    source_list = None
    if sources:
        source_list = [s.strip() for s in sources.split(',')]
    
    # Build price feed
    feed_data = {}
    
    for pair_name, pair_data in oracle_data.items():
        if pair_list and pair_name not in pair_list:
            continue
            
        current_price = pair_data.get("current_price")
        if not current_price:
            continue
            
        # Filter by source if specified
        if source_list and current_price.get("source") not in source_list:
            continue
        
        feed_data[pair_name] = {
            "price": current_price["price"],
            "source": current_price["source"],
            "confidence": current_price.get("confidence", 1.0),
            "timestamp": current_price["timestamp"],
            "volume": current_price.get("volume", 0.0),
            "spread": current_price.get("spread", 0.0),
            "description": current_price.get("description")
        }
    
    if not feed_data:
        error("No price data available for the specified criteria.")
        return
    
    output({
        "price_feed": feed_data,
        "feed_config": {
            "pairs": pair_list or "all",
            "interval": interval,
            "sources": source_list or "all"
        },
        "generated_at": datetime.now(timezone.utc).isoformat(),
        "total_pairs": len(feed_data)
    })
    
    if interval > 0:
        warning(f"Price feed configured for {interval}-second intervals.")


@oracle.command()
@click.option("--pair", help="Specific trading pair to analyze")
@click.option("--hours", type=int, default=24, help="Time window in hours for analysis")
@click.pass_context
def analyze(ctx, pair: Optional[str], hours: int):
    """Analyze price trends and volatility"""
    
    oracle_file = Path.home() / ".aitbc" / "oracle_prices.json"
    if not oracle_file.exists():
        error("No price data available for analysis.")
        return
    
    with open(oracle_file, 'r') as f:
        oracle_data = json.load(f)
    
    cutoff_time = datetime.now(timezone.utc) - timedelta(hours=hours)
    analysis_results = {}
    
    for pair_name, pair_data in oracle_data.items():
        if pair and pair_name != pair:
            continue
            
        # Get recent price history
        recent_prices = []
        for entry in pair_data.get("history", []):
            entry_time = datetime.fromisoformat(entry["timestamp"].replace('Z', '+00:00'))
            if entry_time >= cutoff_time:
                recent_prices.append(entry["price"])
        
        if len(recent_prices) < 2:
            continue
        
        # Calculate statistics
        prices = sorted(recent_prices)
        current_price = recent_prices[-1]
        
        analysis = {
            "pair": pair_name,
            "time_window_hours": hours,
            "data_points": len(recent_prices),
            "current_price": current_price,
            "min_price": min(prices),
            "max_price": max(prices),
            "price_range": max(prices) - min(prices),
            "avg_price": sum(prices) / len(prices),
            "price_change": current_price - recent_prices[0],
            "price_change_percent": ((current_price - recent_prices[0]) / recent_prices[0]) * 100 if recent_prices[0] > 0 else 0
        }
        
        # Calculate volatility (standard deviation)
        mean_price = analysis["avg_price"]
        variance = sum((p - mean_price) ** 2 for p in recent_prices) / len(recent_prices)
        analysis["volatility"] = variance ** 0.5
        analysis["volatility_percent"] = (analysis["volatility"] / mean_price) * 100 if mean_price > 0 else 0
        
        analysis_results[pair_name] = analysis
    
    if not analysis_results:
        error("No sufficient data for analysis.")
        return
    
    output({
        "analysis": analysis_results,
        "analysis_config": {
            "pair": pair or "all",
            "time_window_hours": hours
        },
        "generated_at": datetime.now(timezone.utc).isoformat()
    })


@oracle.command()
@click.pass_context
def status(ctx):
    """Get oracle system status"""
    
    oracle_file = Path.home() / ".aitbc" / "oracle_prices.json"
    
    if not oracle_file.exists():
        output({
            "status": "no_data",
            "message": "No price data available",
            "total_pairs": 0,
            "last_update": None
        })
        return
    
    with open(oracle_file, 'r') as f:
        oracle_data = json.load(f)
    
    # Calculate status metrics
    total_pairs = len(oracle_data)
    active_pairs = 0
    total_updates = 0
    last_update = None
    
    for pair_name, pair_data in oracle_data.items():
        if pair_data.get("current_price"):
            active_pairs += 1
            total_updates += len(pair_data.get("history", []))
            
            pair_last_update = pair_data.get("last_updated")
            if pair_last_update:
                pair_time = datetime.fromisoformat(pair_last_update.replace('Z', '+00:00'))
                if not last_update or pair_time > last_update:
                    last_update = pair_time
    
    # Get sources
    sources = set()
    for pair_data in oracle_data.values():
        current = pair_data.get("current_price")
        if current:
            sources.add(current.get("source", "unknown"))
    
    output({
        "status": "active",
        "total_pairs": total_pairs,
        "active_pairs": active_pairs,
        "total_updates": total_updates,
        "last_update": last_update.isoformat() if last_update else None,
        "sources": list(sources),
        "data_file": str(oracle_file)
    })


@oracle.command()
@click.argument("pair")
@click.pass_context
def get_price(ctx, pair: str):
    """Get current price for a specific pair"""
    
    oracle_file = Path.home() / ".aitbc" / "oracle_prices.json"
    if not oracle_file.exists():
        error("No price data available.")
        return
    
    with open(oracle_file, 'r') as f:
        oracle_data = json.load(f)
    
    if pair not in oracle_data:
        error(f"No price data available for {pair}.")
        return
    
    current_price = oracle_data[pair].get("current_price")
    if not current_price:
        error(f"No current price available for {pair}.")
        return
    
    output({
        "pair": pair,
        "price": current_price["price"],
        "source": current_price["source"],
        "confidence": current_price.get("confidence", 1.0),
        "timestamp": current_price["timestamp"],
        "volume": current_price.get("volume", 0.0),
        "spread": current_price.get("spread", 0.0),
        "description": current_price.get("description")
    })


# Data Oracle Commands for Scenario 23

@oracle.command()
@click.option("--wallet", required=True, help="Wallet name for data operations")
@click.option("--file", required=True, type=click.Path(exists=True), help="File to store on IPFS")
@click.option("--pin", is_flag=True, default=False, help="Pin data on IPFS")
@click.pass_context
def store(ctx, wallet: str, file: str, pin: bool):
    """Store data on IPFS and get CID"""
    try:
        # Read file content
        with open(file, 'rb') as f:
            data = f.read()
        
        # Generate pseudo CID for demo (in production, use actual IPFS)
        import hashlib
        cid = f"Qm{hashlib.sha256(data).hexdigest()[:44]}"
        
        # Store data listing
        listings_file = Path.home() / ".aitbc" / "oracle_data_listings.json"
        listings_file.parent.mkdir(parents=True, exist_ok=True)
        
        listings_data = {}
        if listings_file.exists():
            with open(listings_file, 'r') as f:
                listings_data = json.load(f)
        
        listings_data[cid] = {
            "file": file,
            "size": len(data),
            "pinned": pin,
            "wallet": wallet,
            "timestamp": datetime.now(timezone.utc).isoformat()
        }
        
        with open(listings_file, 'w') as f:
            json.dump(listings_data, f, indent=2)
        
        success(f"Data stored on IPFS")
        output({
            "cid": cid,
            "file": file,
            "size": len(data),
            "pinned": pin
        })
    except Exception as e:
        error(f"Failed to store data: {e}")


@oracle.command()
@click.option("--wallet", required=True, help="Wallet name for data operations")
@click.option("--cid", required=True, help="IPFS CID of the data")
@click.option("--price", type=float, required=True, help="Price in AIT tokens")
@click.option("--description", help="Data description")
@click.pass_context
def announce(ctx, wallet: str, cid: str, price: float, description: Optional[str]):
    """Announce data availability to the network"""
    try:
        # Update data listing with price and announcement
        listings_file = Path.home() / ".aitbc" / "oracle_data_listings.json"
        if not listings_file.exists():
            error("No data listings found. Store data first.")
            return
        
        with open(listings_file, 'r') as f:
            listings_data = json.load(f)
        
        if cid not in listings_data:
            error(f"CID {cid} not found in listings.")
            return
        
        listings_data[cid]["price"] = price
        listings_data[cid]["description"] = description or ""
        listings_data[cid]["announced"] = True
        listings_data[cid]["announced_at"] = datetime.now(timezone.utc).isoformat()
        listings_data[cid]["wallet"] = wallet
        
        with open(listings_file, 'w') as f:
            json.dump(listings_data, f, indent=2)
        
        success(f"Data availability announced")
        output({
            "cid": cid,
            "price": price,
            "description": description,
            "wallet": wallet
        })
        
        # In production, this would broadcast via messaging post
        warning("Note: In production, use 'aitbc messaging post --topic data-availability --message ...' to broadcast")
    except Exception as e:
        error(f"Failed to announce data: {e}")


@oracle.command()
@click.option("--wallet", required=True, help="Wallet name for data operations")
@click.pass_context
def listen(ctx, wallet: str):
    """Listen for data retrieval requests"""
    try:
        # In production, this would start a listener for data requests
        warning("Data request listener started (demo mode)")
        warning("In production, this would listen for messages on data-request topic")
        warning("Press Ctrl+C to stop")
        
        # Demo mode - just show available listings
        listings_file = Path.home() / ".aitbc" / "oracle_data_listings.json"
        if listings_file.exists():
            with open(listings_file, 'r') as f:
                listings_data = json.load(f)
            
            announced_listings = {k: v for k, v in listings_data.items() if v.get("announced")}
            output({
                "available_data": len(announced_listings),
                "listings": announced_listings
            })
        else:
            warning("No data listings available")
    except KeyboardInterrupt:
        success("Listener stopped")
    except Exception as e:
        error(f"Failed to start listener: {e}")


@oracle.command()
@click.option("--cid", required=True, help="IPFS CID to retrieve")
@click.option("--output", help="Output file path")
@click.pass_context
def retrieve(ctx, cid: str, output: Optional[str]):
    """Retrieve data from IPFS by CID"""
    try:
        listings_file = Path.home() / ".aitbc" / "oracle_data_listings.json"
        if not listings_file.exists():
            error("No data listings found.")
            return
        
        with open(listings_file, 'r') as f:
            listings_data = json.load(f)
        
        if cid not in listings_data:
            error(f"CID {cid} not found in listings.")
            return
        
        listing = listings_data[cid]
        original_file = listing.get("file")
        
        if not original_file or not Path(original_file).exists():
            error(f"Original file not found: {original_file}")
            return
        
        # Read original file (in production, retrieve from IPFS)
        with open(original_file, 'rb') as f:
            data = f.read()
        
        # Write to output if specified
        if output:
            with open(output, 'wb') as f:
                f.write(data)
            success(f"Data retrieved and saved to {output}")
        else:
            success(f"Data retrieved ({len(data)} bytes)")
        
        output({
            "cid": cid,
            "size": len(data),
            "original_file": original_file,
            "output": output
        })
    except Exception as e:
        error(f"Failed to retrieve data: {e}")


@oracle.command()
@click.option("--wallet", required=True, help="Wallet name for data operations")
@click.pass_context
def listings(ctx, wallet: str):
    """View all data listings for a wallet"""
    try:
        listings_file = Path.home() / ".aitbc" / "oracle_data_listings.json"
        if not listings_file.exists():
            warning("No data listings found.")
            return
        
        with open(listings_file, 'r') as f:
            listings_data = json.load(f)
        
        # Filter by wallet
        wallet_listings = {k: v for k, v in listings_data.items() if v.get("wallet") == wallet}
        
        if not wallet_listings:
            warning(f"No listings found for wallet {wallet}")
            return
        
        output({
            "wallet": wallet,
            "total_listings": len(wallet_listings),
            "listings": wallet_listings
        })
    except Exception as e:
        error(f"Failed to get listings: {e}")