var TLib = addLibrary("TradingLibrary.efsLib");				// Global variable
let Obj = Object.assign({}, TLib.CreateTradeTrackingObject());		// Global variable

function preMain(){
    setPriceStudy(true);
    setStudyTitle("TradeLibrarySyntaxInMain");
}

function main(){
    if(getBarState() == BARSTATE_ALLBARS){
        Obj.sProgramName = "YourProgram'sName";
	Obj.bPrintTrades = true;	// When troubleshooting code you can turn off the printout of trades.
	Obj.bBackTestOn = true;		// Instead of true, you could have a parameter in main to toggle this true/false. 
	Obj.bAlertsOn = true;		// Instead of true, you could have a parameter in main to toggle this true/false. 
    }

    if (!Obj.bInit && isLastBarOnChart()) Obj.bInit = true;

    if(getBarState() == BARSTATE_NEWBAR) Obj.bOkToTrade = true;	// false = NO trades if it's used as shown below!

    if(!Obj.bAmLong && Obj.bOkToTrade){ 			// && ...Set conditions to go Long
        if(Obj.bAmShort) TLib.CoverShort(Obj, close(0), false, false);
        TLib.GoLongLimit(Obj, close(0), true);			// bPlayAlert == true here, false above...so only 1 alert
    }
    if(!Obj.bAmShort && Obj.bOkToTrade){ 			// && ...Set conditions to go Short
	if(Obj.bAmLong) TLib.SellLong(Obj, close(0), false, false);
	TLib.GoShortLimit(Obj, close(0), true);			// bPlayAlert == true here, false above...so only 1 alert
    }
    if(Obj.bPrintHeader && isLastBarOnChart()){			// Prints the trades header after the program loads
        TLib.PrintHeader(Obj.sProgramName);
        Obj.bPrintHeader = false;
    }
    return;
}

function PrintStreamingTrades(){	// Put a button on your chart to print streamed trades.
    TLib.PrintTradesArray(Obj);
}

function PrintObjValues(){		// Put a button on your chart to print the global object's current values for troubleshooting.
    TLib.PrintObjectValues(Obj);
}