class BuyAndHold(QCAlgorithm):

    def Initialize(self):
        self.SetStartDate(2010, 1, 1)
        self.SetEndDate(2020, 12, 31)  
        self.SetCash(100000)  # Set Strategy Cash
        self.leveragedETFSymbol = "SOXL"
        self.minutesBeforeMarketClose = 10
        self.counter = 0
        self.investmentInterval = 14
        
        #1. Update the AddEquity command to request TQQQ data
        self.leveragedETF = self.AddEquity(self.leveragedETFSymbol, Resolution.Daily)
        self.leveragedETF.SetDataNormalizationMode(DataNormalizationMode.Raw)
        
        self.Schedule.On(self.DateRules.EveryDay(self.leveragedETFSymbol), self.TimeRules.BeforeMarketClose(self.leveragedETFSymbol, self.minutesBeforeMarketClose), self.dollarCostAverage)
        
    def OnData(self, data):
        '''OnData event is the primary entry point for your algorithm. Each new data point will be pumped in here.
            Arguments:
                data: Slice object keyed by symbol containing the stock data
        '''
        #This conditional will only purchase one single share
        if not self.Portfolio.Invested:
            #2. Place an order for 100 shares of TQQQ and print the average fill price
            self.SetHoldings(self.leveragedETFSymbol, 1)
        
        #3. Display the Quantity of TQQQ Shares You Own
        #self.SetHoldings([PortfolioTarget("SOXL", 0.6), PortfolioTarget("TQQQ", 0.2)])
        #self.Debug("Time: " + str(self.UtcTime) + ", Buying Power: " + str(self.Portfolio.GetBuyingPower) + ", SOXL Shares: " + str(self.Portfolio["SOXL"].Quantity) + ", TQQQ Shares: " + str(self.Portfolio["TQQQ"].Quantity) + "Cash: " + str(self.Portfolio.Cash) )
        
        #4. Debug the AveragePrice of TQQQ
        #self.Debug("Time: " + str(self.Time) + ", Average Share Price: " + str(self.Portfolio["TQQQ"].AveragePrice) + ", " + str(self.Portfolio["TQQQ"].Price))
        
        
    def dollarCostAverage(self):
        
        self.counter += 1
        
        if self.counter % self.investmentInterval:
            investment = 1666
            self.Portfolio.SetCash(self.Portfolio.Cash + investment);
            self.SetHoldings(self.leveragedETFSymbol, 1)
            self.Debug("Cash: " + str(self.Portfolio.Cash))
            
       
        self.SetHoldings(self.leveragedETFSymbol, 1)