// Capture the edited periods and products
Set<String> editedMembers = []
operation.grid.dataCellIterator({DataCell cell -> cell.edited}, MemberNameType.ESSBASE_NAME).each { DataCell cell ->
        editedMembers << cell.periodName << cell.getMemberName("Product")
    }

if(editedMembers.size() == 0){
    println("No edited cells found!")
    return;
}

// Generate the calc script to calculate revenue for the products whose volumes were edited and to count and return the number of cells calculated
String calcScript = """
VAR numCellsCalculated = 0;
Fix(${cscParams(operation.grid.pov, editedMembers)})
"OFS_Calculated" (
    "OFS_Product Revenue" = "OFS_Volume" * "OFS_Avg Selling Price";
    numCellsCalculated = numCellsCalculated + 1;
)
EndFix;
Fix(${cscParams(operation.grid.pov, editedMembers)})
"OFS_Calculated" (
    @RETURN(@HspNumToString(numCellsCalculated), ERROR);
)
EndFix;
"""
Cube cube = operation.application.getCube("OEP_FS")
try {
    cube.executeCalcScript(calcScript)
} catch(CalcScriptException e) {
    println("The following calc script was executed by $operation.user.fullName: \n $calcScript")
    println("Total number of cells calculated: $e.atReturnMessage")
}