Create Sales Order in Ax 2012 using X++

Hi,
In this post we will learn the below using X++ :

 1) How to Create Sales Order
 2) How to Create Sales Order Line
 3) How to Post Sales Order


Code :
public static void SalesOrderDemo(Args _s)
{
// Create the Sales Order

SalesTable salesTable;
NumberSeq NumberSeq;
SalesId sid;
SalesLine sl;
SalesFormLetter fl;
;
NumberSeq =NumberSeq::newGetNum(SalesParameters::numRefSalesId() , true);
sid=NumberSeq.num();
salesTable.SalesId = sid;
salesTable.initValue();
salesTable.CustAccount = "1101";
salesTable.initFromCustTable();
salesTable.insert();

//Create the Sales Line with the created Sales Order
sl.SalesId=sid;
sl.ItemId="1101";
sl.CreateLine(NoYes::Yes,NoYes::Yes,NoYes::Yes,NoYes::Yes,NoYes::Yes,NoYes::Yes);

info("Sales Order Created with Line");

//How to Post the Sales Order Invoice


fl=SalesFormLetter::construct(DocumentStatus::Invoice);
fl.update(SalesTable::find(sid));
info("Sales Order Posted");

}