#!/usr/bin/env python3
"""
Wrapper to run crypto scan and send Telegram alerts.
Designed for systemd timer execution.
"""

import json
import os
import urllib.request
from game_engine import run_scan, get_portfolio_value, get_trades

TELEGRAM_BOT_TOKEN = os.environ.get("TELEGRAM_BOT_TOKEN", "")
TELEGRAM_CHAT_ID = os.environ.get("TELEGRAM_CHAT_ID", "6443752046")


def send_telegram(message):
    if not TELEGRAM_BOT_TOKEN:
        return
    url = f"https://api.telegram.org/bot{TELEGRAM_BOT_TOKEN}/sendMessage"
    data = json.dumps({
        "chat_id": TELEGRAM_CHAT_ID,
        "text": message,
        "parse_mode": "HTML",
    }).encode()
    req = urllib.request.Request(url, data=data, headers={"Content-Type": "application/json"})
    try:
        urllib.request.urlopen(req, timeout=10)
    except Exception as e:
        print(f"Telegram error: {e}")


def main():
    result = run_scan(max_positions=10, position_size=5000)
    
    buys = result.get("buys", [])
    sells = result.get("sells", [])
    snapshot = result.get("snapshot", {})
    
    # Only alert if there were trades
    if buys or sells:
        lines = ["🎮 <b>Crypto Watch Update</b>\n"]
        
        for t in buys:
            lines.append(f"📥 BUY {t['symbol']} @ ${t['price']:,.4f}")
            lines.append(f"   {t.get('reason', '')}\n")
        
        for t in sells:
            emoji = "🟢" if t.get("pnl", 0) >= 0 else "🔴"
            lines.append(f"📤 SELL {t['symbol']} @ ${t['price']:,.4f}")
            lines.append(f"   {emoji} PnL: ${t.get('pnl', 0):+,.2f} ({t.get('pnl_pct', 0):+.1f}%)")
            lines.append(f"   {t.get('reason', '')}\n")
        
        lines.append(f"💰 Portfolio: ${snapshot.get('total_value', 0):,.2f} ({snapshot.get('total_pnl_pct', 0):+.2f}%)")
        lines.append(f"💵 Cash: ${snapshot.get('cash', 0):,.2f} | Positions: {snapshot.get('num_positions', 0)}")
        
        send_telegram("\n".join(lines))


if __name__ == "__main__":
    main()