OrderEdit APi

api.php

<?php

    /**
     * Edit Order Items.
     *
     * @param $orderIncrementId
     * @param $orderItems
     * @param $comment
     * @return string
     */
    public function salesOrderEdit( $orderItems, $orderIncrementId, $comment)
    {

        /*Mage::log('OrderIncrementId: ' . $orderIncrementId, null, 'demac_superapi.log');
        Mage::log('orderItems: ' . $orderItems, null, 'demac_superapi.log');
        Mage::log('comment: ' . $comment, null, 'demac_superapi.log');
*/
        // Lets load the order
        $storeId = 1;
        $store = Mage::app()->getStore($storeId);
        $order = Mage::getModel('sales/order')->loadByIncrementId($orderIncrementId);
        $quote = Mage::getModel('sales/quote')->load($order->getQuoteId());
        $logComment = '';

        try{
            
            foreach($orderItems as $item)
            {
                Mage::log('orderItem: ' . $item->sku, null, 'demac_superapi.log');

                $product = Mage::getModel('catalog/product')->loadByAttribute('sku',$item->sku);

                $quoteItem = Mage::getModel('sales/quote_item')->setProduct($product)
                            ->setQuote(Mage::getModel('sales/quote')->load($order->getQuoteId()));

                $orderItem = Mage::getModel('sales/convert_quote')->itemToOrderItem($quoteItem)->setProduct($product);

                $productPrice = $item->price;
                $qty = $item->quantity;

                // Clean Order and remove all products 
                $delItems = $order->getAllItems();
                foreach ($delItems as $delItem)
                {
                    $delItem->delete();
                    $logComment .= "<br />Product Deleted: " . $delItem->getSku();
                    $status = $order->getStatus();
                    $notify = 0;
                    $order->addStatusToHistory($status, $logComment, $notify);
                    $order->save();
                }
                    
                $oItems = $order->getAllItems();
                $subTotal = 0;
                $grandTotal = 0;
                $taxTotal = 0;
            
                foreach ($oItems as $oItem)
                {
                    $subTotal   += $oItem['row_total'];
                    $taxTotal   += $oItem['tax_amount'];
                    //print_r($oItem);
                }
                    $grandTotal += $subTotal + $taxTotal + $order->getShippingAmount();

                //$comment .= "Added item(SKU): " . $sku . "<br />";


                $order->setSubtotal($subTotal)
                  ->setBaseSubtotal($subTotal)
                  ->setGrandTotal($grandTotal)
                  ->setTaxAmount($taxTotal)
                  ->setBaseGrandTotal($grandTotal);

                $order->save();
                    

                //Tax in formation
                $taxClassId = $quote->getCustomerTaxClassId();
                $taxCalculationModel = Mage::getSingleton('tax/calculation');
                $request = $taxCalculationModel->getRateRequest($quote->getShippingAddress(), $quote->getBillingAddress(), $taxClassId, $store);

                $rate = $taxCalculationModel->getRate($request->setProductClassId($product->getTaxClassId()));

                $rowTotal = $productPrice * $qty;
                $tax = ($rowTotal * $rate)/100;

                $orderItem->setPrice($productPrice);
                $orderItem->setBasePrice($productPrice);
                $orderItem->setBaseOriginalPrice($productPrice);
                $orderItem->setOriginalPrice($productPrice);
                $orderItem->setQtyOrdered($qty);
                $orderItem->setTaxPercent($rate);
                $orderItem->setTaxAmount($tax);
                $orderItem->setRowTotal($rowTotal);
                $orderItem->setBaseRowTotal($rowTotal);
                $orderItem->setOrderId($order->getId());
                $orderItem->setOrder($order);
                $orderItem->save();
                $order->addItem($orderItem);
                $order->save();
            }

            $oItems = $order->getAllItems();
            $subTotal = 0;
            $grandTotal = 0;
            $taxTotal = 0;
            
            foreach ($oItems as $oItem)
            {
                $subTotal += $oItem['row_total'];
                $taxTotal += $oItem['tax_amount'];
                //print_r($oItem);
                Mage::log('Subtotal: ' . $subTotal, null, 'demac_orderedit.log');
            }

            $grandTotal += $subTotal + $taxTotal + $order->getShippingAmount();

            $comment .= "Added item(SKU): " . $sku . "<br />";
            Mage::log('Subtotal2: ' . $subTotal, null, 'demac_orderedit.log');
            Mage::log('GRandTotal: ' . $grandTotal, null, 'demac_orderedit.log');

            $order->setSubtotal($subTotal)
              ->setBaseSubtotal($subTotal)
              ->setGrandTotal($grandTotal)
              ->setTaxAmount($taxTotal)
              ->setBaseGrandTotal($grandTotal);

            $logComment .= "<br />Order Updated: " . $comment;
            $status = $order->getStatus();
            $notify = 0;
            $order->addStatusToHistory($status, $logComment, $notify);
            $order->save();

            return 1;
        }catch (Exception $e) {
            return 0;
            
        }


    }