main.py

import pandas as pd

from src.data_client import YFinanceDataClient


def main():
    """Run a backtest with a do-nothing strategy to demonstrate the engine."""

    # Set up data client for historical data
    symbols = ["NVDA"]
    start_date = pd.to_datetime("2025-12-01")
    end_date = pd.to_datetime("2026-01-01")
    data_client = YFinanceDataClient(symbols, start_date, end_date)
    print(data_client)

    # Set up execution client (simulated broker for backtesting)
    # broker = BrokerSim()

    # Set up portfolio with initial capital
    # portfolio = Portfolio(initial_cash=100000.0)

    # Set up strategy (does nothing, just observes)
    # strategy = NoOpStrategy()

    # Set up backtest engine (no risk manager for this example)
    # engine = BacktestEngine(
    #     data_client=data_client,
    #     execution_client=execution_client,
    #     strategy=strategy,
    #     portfolio=portfolio,
    #     logging_level="DEBUG",
    # )
    # engine.run(finalize_trades=True)


if __name__ == "__main__":
    main()