Esempio n. 1
0
 public function sellStock($stock, $quantity)
 {
     $portfolio = new table_Portfolio();
     $where = "CAUS_NM_ID={$_SESSION['userid']} and COAT_TX_ID='{$stock}'";
     $port = $portfolio->fetchRow($where);
     $qty = $port->CART_NM_Quantidade;
     $totalQty = $qty - $quantity;
     $data = array('CAUS_NM_ID' => $_SESSION['userid'], 'COAT_TX_ID' => $stock, 'CART_NM_Quantidade' => $totalQty);
     if ($totalQty > 0) {
         $portfolio->update($data, $where);
     } else {
         $portfolio->delete($where);
     }
 }