Find Sales price from Trade agreement on a Sales Quotation through code

PriceDisc_Price       priceDisc_Price;

SalesPrice                salesPriceAgreement, salesPriceItem;

SalesQuotationLine  salesQuotationLine;  

priceDisc_Price = SalesPurchLine::priceDisc_PriceCache(salesQuotationLine);

salesPriceItem = InventTableModule::find(salesQuotationLine.ItemId, ModuleInventPurchSales::Sales).Price;

salesPriceAgreement = priceDisc_Price.price();

// Check if a trade agreement exists

 if (salesQuotationLine.SalesPurchLine::priceAgreementExists(salesQuotationLine.inventDim()))

 {

         // Your code   

         salesQuotationLine.SalesPrice = salesPriceAgreement;

  }

  else

        salesQuotationLine.SalesPrice = salesPriceItem ;

That's all!