//Go_3_DialogBox by Mateusz Wójcik on 2018.07.18
static void GoTasks(Args _args)
{
    //Numbers for AVG
    real firstN;
    real secondN;
    real resultAr;
    int numSeq;

    //Variables needed for Fibonacci's Seq
    int iter;
    int howMany;
    int resultFib = 0;
    int firstElement;
    int secondElement;

    //GUI elements implement Main Dialog Box

    Dialog dialog;
    DialogField dialogField;

    //GUI elements implement Arithmetic average

    Dialog dialogArithmetic;
    DialogField dialogFieldArithmeticF; //First Field
    DialogField dialogFieldArithmeticS; //Second Field
    DialogField dialogFieldArithmeticSeq; //Third Field Seq

    //GUI elements implement Fibbonaci Sequence

    Dialog dialogFibbonaci;
    DialogField dialogFieldFibbonaci;


    //Tables
    Dialog dialogTables;
    DialogGroup dialogGroupTables;
    DialogGroup dialogGroupTablesS;
    DialogField dialogFieldTables;
    DialogField dialogFieldTablesS;

    //Main GUI
    dialog = new Dialog("Choose a task");
    dialogField = dialog.addField(enumStr(GoAlghoritmChoose));


    if(dialog.run()){
        switch(dialogField.value()){

            //Arithmetic Average Calculator
            case 0:
                dialogArithmetic = new Dialog("Arithmetic AVG");
                dialogFieldArithmeticF = dialogArithmetic.addField(extendedTypeStr(firstValue),"@GOR138");
                dialogFieldArithmeticS = dialogArithmetic.addField(extendedTypeStr(secondValue),"@GOR139");
                dialogFieldArithmeticSeq = dialogArithmetic.addField(extendedTypeStr(lengthOfSeq),"@GOR140");
                dialogArithmetic.run();
                if(dialogArithmetic.run())
                {
                    firstN = dialogFieldArithmeticF.value();
                    secondN = dialogFieldArithmeticS.value();
                    numSeq = dialogFieldArithmeticSeq.value();
                    resultAr = (firstN + secondN) div numSeq;
                    print "FIRST:";
                    print firstN;
                    print "SECOND:";
                    print secondN;
                    print "RESULT:";
                    print resultAr;
                    pause;
                }
                break;

            //Fibbonaci Sequence Generator
            case 1:
                dialogFibbonaci = new Dialog("Fibbonaci Sequence");
                dialogFieldFibbonaci = dialogFibbonaci.addField(extendedTypeStr(fib),"@GOR141");
                dialogFibbonaci.run();
                if(dialogFibbonaci.run())
                {
                    howMany = dialogFieldFibbonaci.value();

                    for(iter=0;iter<howMany;iter+=1)
                    {
                        if(iter<=1)
                        {
                            firstElement = 0;
                            secondElement = 1;
                        }
                        else
                        {
                          if((iter mod 2)==0)
                            {
                                firstElement = resultFib;
                            }
                            else
                            {
                                secondElement = resultFib;
                            }

                        }
                       resultFib = firstElement + secondElement;
                    }
                }

                print resultFib;
                pause;
                break;
            //Search Inventory in Wearhouse
            case 2:
                dialogTables = new Dialog("Tables");
                dialogGroupTables = dialogTables.addGroup("InventSum");
                dialogFieldTables = dialogTables.addField(extendedTypeStr(ItemId));
                dialogGroupTablesS = dialogTables.addGroup("InventDim");
                dialogFieldTablesS = dialogTables.addField(extendedTypeStr(InventLocationId));
                dialogTables.run();
                break;
        }
    }

}