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// The top of every source code file must include this line
#include "sierrachart.h"

// For reference, refer to this page:
// Advanced Custom Study Interface and Language (ACSIL)

// This line is required. Change the text within the quote
// marks to what you want to name your group of custom studies.
SCDLLName("xxxx Studies")

SCSFExport scsf_TradingExampleWithStopAllAttachedOrdersDirectlyDefined(SCStudyInterfaceRef sc) {
  // Define references to the Subgraphs and Inputs for easy reference
  SCSubgraphRef BuyEntrySubgraph = sc.Subgraph[0];
  SCSubgraphRef SellEntrySubgraph = sc.Subgraph[2];
  SCSubgraphRef SimpMovAvgSubgraph = sc.Subgraph[4];
  SCInputRef Enabled = sc.Input[0];


  if (sc.SetDefaults)
  {
    // Set the study configuration and defaults.

    sc.GraphName = "Trading Example: With Hardcoded Attached Orders (uses Stop All)";

    BuyEntrySubgraph.Name = "Buy Entry";
    BuyEntrySubgraph.DrawStyle = DRAWSTYLE_ARROW_UP;
    BuyEntrySubgraph.PrimaryColor = RGB(0, 255, 0);
    BuyEntrySubgraph.LineWidth = 2;
    BuyEntrySubgraph.DrawZeros = false;


    SellEntrySubgraph.Name = "Sell Entry";
    SellEntrySubgraph.DrawStyle = DRAWSTYLE_ARROW_DOWN;
    SellEntrySubgraph.PrimaryColor = RGB(255, 0, 0);
    SellEntrySubgraph.LineWidth = 2;
    SellEntrySubgraph.DrawZeros = false;


    SimpMovAvgSubgraph.Name = "Simple Moving Average";
    SimpMovAvgSubgraph.DrawStyle = DRAWSTYLE_LINE;
    SimpMovAvgSubgraph.DrawZeros = false;

    Enabled.Name = "Enabled";
    Enabled.SetYesNo(0);

    sc.StudyDescription = "This study function is an example of how to use the ACSIL Trading Functions. This example uses Attached Orders defined directly within this function. This function will display a simple moving average and perform a Buy Entry when the Last price crosses the moving average from below and a Sell Entry when the Last price crosses the moving average from above. A new entry cannot occur until the Target or Stop has been hit. When an order is sent, a corresponding arrow will appear on the chart to show that an order was sent. This study will do nothing until the Enabled Input is set to Yes.";

    sc.AllowMultipleEntriesInSameDirection = true;
    sc.MaximumPositionAllowed = 6;
    sc.SupportReversals = false;

    // This is false by default. Orders will go to the simulation system always.
    sc.SendOrdersToTradeService = false;

    sc.AllowOppositeEntryWithOpposingPositionOrOrders = false;

    sc.SupportAttachedOrdersForTrading = false; // This can be false in this function because we specify Attached Orders directly with the order which causes this to be considered true when submitting an order.

    sc.CancelAllOrdersOnEntriesAndReversals= false;
    sc.AllowEntryWithWorkingOrders = true;
    sc.CancelAllWorkingOrdersOnExit = true;

    // Only 1 trade for each Order Action type is allowed per bar.
    sc.AllowOnlyOneTradePerBar = true;

    //This needs to be set to true when a trading study uses trading functions.
    sc.MaintainTradeStatisticsAndTradesData = true;

sc.FreeDLL = 1;
    sc.AutoLoop = 1;
    sc.GraphRegion = 0;

    return;
  }

  if (!Enabled.GetYesNo())
    return;


  SCFloatArrayRef Last = sc.Close;

  // Use persistent variables to remember attached order IDs so they can be modified or canceled.
  int& Target1OrderID = sc.GetPersistentInt(0);
  int& Target2OrderID = sc.GetPersistentInt(1);
  int& StopAllOrderID = sc.GetPersistentInt(2);

  int & ExecuteModifyOrder = sc.GetPersistentInt(3);

  // Calculate the moving average
  sc.SimpleMovAvg(Last, SimpMovAvgSubgraph, sc.Index, 10);

  if (sc.IsFullRecalculation)
    return;

  // Create an s_SCNewOrder object.
  s_SCNewOrder NewOrder;
  NewOrder.OrderQuantity = 2;
  NewOrder.OrderType = SCT_ORDERTYPE_MARKET;
  NewOrder.TimeInForce = SCT_TIF_GOOD_TILL_CANCELED;

  //Specify Targets and Stops
  NewOrder.Target1Offset = 8*sc.TickSize;
  NewOrder.Target2Offset = 111*sc.TickSize;
  NewOrder.StopAllOffset = 35*sc.TickSize;
  
  
  // Buy when the last price crosses the moving average from below.
  if (sc.CrossOver(Last, SimpMovAvgSubgraph) == CROSS_FROM_BOTTOM && sc.GetBarHasClosedStatus() == BHCS_BAR_HAS_CLOSED) {
    
  }
  
  // Sell when the last price crosses the moving average from above.
  else if (sc.CrossOver(Last, SimpMovAvgSubgraph) == CROSS_FROM_TOP && sc.GetBarHasClosedStatus() == BHCS_BAR_HAS_CLOSED)
  {
    //NewOrder.Price1 = Last[sc.Index] - 2*sc.TickSize;
    int Result = (int)sc.SellEntry(NewOrder);
    if (Result > 0) //If there has been a successful order entry, then draw an arrow at the high of the bar.
    {
      SellEntrySubgraph[sc.Index] = sc.High[sc.Index];
      ExecuteModifyOrder =1;

      // Remember the order IDs for subsequent modification and cancellation
      Target1OrderID = NewOrder.Target1InternalOrderID;
      Target2OrderID = NewOrder.Target2InternalOrderID;
      StopAllOrderID = NewOrder.StopAllInternalOrderID;
    }

  }
}