#region imports
    using System;
    using System.Collections;
    using System.Collections.Generic;
    using System.Linq;
    using System.Globalization;
    using System.Drawing;
    using QuantConnect;
    using QuantConnect.Algorithm.Framework;
    using QuantConnect.Algorithm.Framework.Selection;
    using QuantConnect.Algorithm.Framework.Alphas;
    using QuantConnect.Algorithm.Framework.Portfolio;
    using QuantConnect.Algorithm.Framework.Execution;
    using QuantConnect.Algorithm.Framework.Risk;
    using QuantConnect.Parameters;
    using QuantConnect.Benchmarks;
    using QuantConnect.Brokerages;
    using QuantConnect.Util;
    using QuantConnect.Interfaces;
    using QuantConnect.Algorithm;
    using QuantConnect.Indicators;
    using QuantConnect.Data;
    using QuantConnect.Data.Consolidators;
    using QuantConnect.Data.Custom;
    using QuantConnect.DataSource;
    using QuantConnect.Data.Fundamental;
    using QuantConnect.Data.Market;
    using QuantConnect.Data.UniverseSelection;
    using QuantConnect.Notifications;
    using QuantConnect.Orders;
    using QuantConnect.Orders.Fees;
    using QuantConnect.Orders.Fills;
    using QuantConnect.Orders.Slippage;
    using QuantConnect.Scheduling;
    using QuantConnect.Securities;
    using QuantConnect.Securities.Equity;
    using QuantConnect.Securities.Future;
    using QuantConnect.Securities.Option;
    using QuantConnect.Securities.Forex;
    using QuantConnect.Securities.Crypto;   
    using QuantConnect.Securities.Interfaces;
    using QuantConnect.Storage;
    using QuantConnect.Data.Custom.AlphaStreams;
    using QCAlgorithmFramework = QuantConnect.Algorithm.QCAlgorithm;
    using QCAlgorithmFrameworkBridge = QuantConnect.Algorithm.QCAlgorithm;
#endregion
namespace QuantConnect.Algorithm.CSharp
{
    public class CustomBuyingPowerModelAlgorithm : QCAlgorithm
    {

        public override void Initialize()
        {
            SetStartDate(2022, 6, 28);
            SetCash(100000);

            var security = AddEquity("SPY", Resolution.Daily);
            security.SetBuyingPowerModel(new MyBuyingPowerModel());
        }

        public override void OnData(Slice data)
        {
            if (!Portfolio.Invested)
            {
                SetHoldings("SPY", 1);
            }
        }
    }

    class MyBuyingPowerModel : BuyingPowerModel
    {
        public MyBuyingPowerModel(
            decimal leverage = 2m,
            decimal requiredFreeBuyingPowerPercent = 0m)
            : base(leverage, requiredFreeBuyingPowerPercent)
        {
        }

        public override decimal GetLeverage(Security security)
        {
        return base.GetLeverage(security);
        }

        public override void SetLeverage(Security security, decimal leverage)
        {
            base.SetLeverage(security, leverage);
        }

        public override InitialMargin GetInitialMarginRequiredForOrder(
            InitialMarginRequiredForOrderParameters parameters)
        {
            return base.GetInitialMarginRequiredForOrder(parameters);
        }

        public override MaintenanceMargin GetMaintenanceMargin(
            MaintenanceMarginParameters parameters)
        {
            return base.GetMaintenanceMargin(parameters);
        }

        protected override decimal GetMarginRemaining(
            SecurityPortfolioManager portfolio,
            Security security,
            OrderDirection direction)
        {
            return base.GetMarginRemaining(portfolio, security, direction);
        }

        public override InitialMargin GetInitialMarginRequirement(
            InitialMarginParameters parameters)
        {
            return base.GetInitialMarginRequirement(parameters);
        }

        public override HasSufficientBuyingPowerForOrderResult HasSufficientBuyingPowerForOrder(HasSufficientBuyingPowerForOrderParameters parameters)
        {
            return base.HasSufficientBuyingPowerForOrder(parameters);
        }

        public override GetMaximumOrderQuantityResult GetMaximumOrderQuantityForDeltaBuyingPower(GetMaximumOrderQuantityForDeltaBuyingPowerParameters parameters)
        {
            return base.GetMaximumOrderQuantityForDeltaBuyingPower(parameters);
        }

        public override GetMaximumOrderQuantityResult GetMaximumOrderQuantityForTargetBuyingPower(GetMaximumOrderQuantityForTargetBuyingPowerParameters parameters)
        {
            return base.GetMaximumOrderQuantityForTargetBuyingPower(parameters);
        }

        public override ReservedBuyingPowerForPosition GetReservedBuyingPowerForPosition(
            ReservedBuyingPowerForPositionParameters parameters)
        {
            return base.GetReservedBuyingPowerForPosition(parameters);
        }

        public override BuyingPower GetBuyingPower(BuyingPowerParameters parameters)
        {
            return base.GetBuyingPower(parameters);
        }
    }
}