from fastapi import APIRouter, Cookie, HTTPException

from app.db.paper_trading import (
    delete_paper_order,
    delete_paper_trade,
    get_paper_trading_performance,
    get_paper_trading_summary,
    list_paper_orders,
    list_paper_trade_events,
    list_paper_trades,
    reset_paper_trading_data,
    send_paper_trading_report,
)
from app.db.strategy_insights import get_strategy_evaluation
from app.web.shared import require_admin


router = APIRouter()


@router.get("/api/paper-trading/summary")
async def api_paper_trading_summary(days: int = 30, altcoin_session: str = Cookie(default="")):
    require_admin(altcoin_session)
    return get_paper_trading_summary(days=days)


@router.get("/api/paper-trading/performance")
async def api_paper_trading_performance(days: int = 30, altcoin_session: str = Cookie(default="")):
    require_admin(altcoin_session)
    return get_paper_trading_performance(days=days)


@router.get("/api/paper-trading/strategies")
async def api_paper_trading_strategies(days: int = 30, altcoin_session: str = Cookie(default="")):
    require_admin(altcoin_session)
    return get_strategy_evaluation(days=days)


@router.get("/api/paper-trading/trades")
async def api_paper_trading_trades(
    limit: int = 50,
    offset: int = 0,
    status: str = "",
    strategy_code: str = "",
    side: str = "",
    altcoin_session: str = Cookie(default=""),
):
    require_admin(altcoin_session)
    return list_paper_trades(limit=limit, offset=offset, status=status, strategy_code=strategy_code, side=side)


@router.get("/api/paper-trading/orders")
async def api_paper_trading_orders(
    limit: int = 50,
    offset: int = 0,
    status: str = "",
    strategy_code: str = "",
    side: str = "",
    altcoin_session: str = Cookie(default=""),
):
    require_admin(altcoin_session)
    return list_paper_orders(limit=limit, offset=offset, status=status, strategy_code=strategy_code, side=side)


@router.get("/api/paper-trading/events")
async def api_paper_trading_events(
    limit: int = 80,
    offset: int = 0,
    symbol: str = "",
    event_type: str = "",
    strategy_code: str = "",
    side: str = "",
    altcoin_session: str = Cookie(default=""),
):
    require_admin(altcoin_session)
    return list_paper_trade_events(limit=limit, offset=offset, symbol=symbol, event_type=event_type, strategy_code=strategy_code, side=side)


@router.post("/api/paper-trading/report")
async def api_paper_trading_report(days: int = 30, altcoin_session: str = Cookie(default="")):
    require_admin(altcoin_session)
    return send_paper_trading_report(days=days)


@router.delete("/api/paper-trading/trades/{trade_id}")
async def api_delete_paper_trade(trade_id: int, altcoin_session: str = Cookie(default="")):
    require_admin(altcoin_session)
    result = delete_paper_trade(trade_id)
    if not result.get("deleted"):
        raise HTTPException(status_code=404 if result.get("reason") == "not_found" else 400, detail=result)
    return result


@router.delete("/api/paper-trading/orders/{order_id}")
async def api_delete_paper_order(order_id: int, altcoin_session: str = Cookie(default="")):
    require_admin(altcoin_session)
    result = delete_paper_order(order_id)
    if not result.get("deleted"):
        raise HTTPException(status_code=404 if result.get("reason") == "not_found" else 400, detail=result)
    return result


@router.post("/api/paper-trading/reset")
async def api_reset_paper_trading(scope: str = "all", altcoin_session: str = Cookie(default="")):
    require_admin(altcoin_session)
    result = reset_paper_trading_data(scope=scope)
    if not result.get("reset"):
        raise HTTPException(status_code=400, detail=result)
    return result