diff --git a/app/Controllers/StockController.php b/app/Controllers/StockController.php
index 15e24e05..8fa2cc56 100644
--- a/app/Controllers/StockController.php
+++ b/app/Controllers/StockController.php
@@ -326,6 +326,48 @@ class StockController extends BaseController
     }
 
     public function updateBagStockDetails(){
+
+        $postData = $this->request->getPost();
+
+        $updateBagStockDetailsData = json_decode($postData['updateBagStockDetails'], true);
+
+        foreach($updateBagStockDetailsData as $data){
+            
+            $date = $data['date'];
+            $materialCode = $data['materialCode'];
+  
+  
+              $dbData= [
+                 'date'         =>$data['date'], 
+                 'materialCode' =>$data['materialCode'],
+                 'customer'     =>$data['customer'],
+                 'opening'      =>$data['opening'],
+                 'receipt'      =>$data['receipt'],
+                 'used'         =>$data['used'],
+                 'balanceStock' =>$data['balanceStock'],
+            ];
+  
+              $resultExists=$this->bagStockDetails_model
+              ->where('date',$date)
+              ->where('materialCode',$materialCode)
+              ->first();
+
+
+                if(!empty($resultExists)){
+                
+                    $updated=$this->bagStockDetails_model
+                    ->where('date',$date)
+                    ->where('materialCode',$materialCode)
+                    ->set($dbData)
+                    ->update();
+    
+                }else{
+                    $inserted = $this->bagStockDetails_model->insert($dbData);
+                }        
+  
+          }
+  
+          echo "Data Saved Successfully";
         
     }
    
diff --git a/app/Views/bagStockDetails.php b/app/Views/bagStockDetails.php
index c0263e8e..45b4510d 100644
--- a/app/Views/bagStockDetails.php
+++ b/app/Views/bagStockDetails.php
@@ -267,22 +267,43 @@
 
                                                     <?php foreach($bagStockDetails as $bagStockIndex => $bagStock){  ?>
                                                         <?php if ($bagStockIndex === 0): ?>
-                                                            <td class="celda_normal"><?= $bagStock['date'] ?></td>
+                                                            <td class="celda_normal">
+                                                                <?= $bagStock['date'] ?>
+                                                            </td>
                                                         <?php endif; ?>
                                                        
-                                                        <td style="display:none"><?= $bagStock['date']?></td>
-                                                        <td style="display:none"><?= $bagStock['materialCode']?></td>
+                                                        <td style="display:none">
+                                                            <?= $bagStock['date']?>
+                                                        </td>
+                                                        <td style="display:none"
+                                                         data-id="<?=$bagStock['date']?> <?=$bagStock['materialCode']?>"
+                                                         class="materialCode" ><?= $bagStock['materialCode']?>
+                                                        </td>
+
                                                         <td style="display:none"><?= $bagStock['customer']?></td>
-                                                        <td class="celda_normal " 
-                                                          data-id="<?= $bagStock['date']?> <?= $bagStock['materialCode']?>"
+
+                                                        <td class="celda_normal openingStock" 
+                                                          data-id="<?=$bagStock['date']?> <?=$bagStock['materialCode']?>"
                                                           oninput="openingStockChange(this)"
-                                                          contenteditable="true"><?= $bagStock['opening']?></td>
-                                                        <td class="celda_normal"><?= $bagStock['receipt']?></td>
-                                                        <td class="celda_normal" 
-                                                          data-id="<?= $bagStock['date']?> <?= $bagStock['materialCode']?>"
+                                                          contenteditable="true"><?= $bagStock['opening']?>
+                                                        </td>
+
+                                                        <td class="celda_normal receiptStock"
+                                                          data-id="<?=$bagStock['date']?> <?=$bagStock['materialCode']?>">
+                                                          <?= $bagStock['receipt']?>
+                                                        </td>
+
+                                                        <td class="celda_normal usedStock" 
+                                                          data-id="<?=$bagStock['date']?> <?=$bagStock['materialCode']?>"
                                                           oninput="usedStockChange(this)"
-                                                          contenteditable="true"><?= $bagStock['used']?></td>
-                                                        <td class="celda_normal"><?= $bagStock['balanceStock']?></td> 
+                                                          contenteditable="true"><?= $bagStock['used']?>
+                                                        </td>
+
+                                                        <td class="celda_normal balanceStock"
+                                                          data-id="<?=$bagStock['date']?> <?=$bagStock['materialCode']?>">
+                                                          <?= $bagStock['balanceStock']?>
+                                                        </td> 
+
                                                     <?php } ?>
                                                 </tr>
 
@@ -330,6 +351,8 @@
 
             var updateBagStockDetails = tableToJson();
 
+            alert('Updation may take a while, And we appreciate your patience..!!');
+
             $('#loader').show();
             $.ajax({
                 data: {
@@ -341,9 +364,8 @@
                 success: function (data) {
                     if (data) {
                         $('#loader').hide();
-
+                        console.log(data);
                         alert(data);
-
                     }
 
                 },
@@ -382,7 +404,7 @@
             for (let i = 1; i < rowCells.length; i += 7) { 
                 const rowData = {
                     date: rowCells.eq(i).text().trim(),
-                    material: rowCells.eq(i+1).text().trim(),
+                    materialCode: rowCells.eq(i+1).text().trim(),
                     customer: rowCells.eq(i+2).text().trim(),
                     opening: rowCells.eq(i+3).text().trim(),
                     receipt: rowCells.eq(i+4).text().trim(),
@@ -404,58 +426,89 @@
 </script>
 
 <script>
-    function openingStockChange(tdElement) {
-    let dataId = tdElement.getAttribute('data-id').split(' ');
-    let date=dataId[0];
-    let materialCode= dataId[1];
-    let changedField = "openingStock";
-    let changedFieldValue = tdElement.innerText;
-    let currentBalanceStock=calculateCurrentBalanceStock(changedField,changedFieldValue);
 
-     const table = $('#bagStockDetailsTableId');
+    function openingStockChange(tdElement) {
+        
+    try{ 
+        let dataId = tdElement.getAttribute('data-id');
+        let [date,materialCode] = tdElement.getAttribute('data-id').split(' ');
+        let openingStock = tdElement.innerText;
+        let usedStock = document.querySelector(`td.usedStock[data-id="${dataId}"]`).innerText;
+        let receiptStock = document.querySelector(`td.receiptStock[data-id="${dataId}"]`).innerText;
+        let currentBalanceStock = (Number(openingStock) + Number(receiptStock)) - Number(usedStock);
+        document.querySelector(`td.balanceStock[data-id="${dataId}"]`).innerText=currentBalanceStock;
+
+        updateStockValue( date,materialCode,currentBalanceStock )
+
+    
+        } catch(error){
+        
+            console.error("There is an error updating stock ..!!" + error);
+        
+        }
+    }
+
+    function usedStockChange(tdElement) {
+
+        try {
+
+            let dataId = tdElement.getAttribute('data-id');
+            let [date,materialCode] = tdElement.getAttribute('data-id').split(' ');
+            let openingStock = document.querySelector(`td.openingStock[data-id="${dataId}"]`).innerText;
+            let receiptStock = document.querySelector(`td.receiptStock[data-id="${dataId}"]`).innerText;
+            let usedStock = tdElement.innerText;
+            let currentBalanceStock = ( Number(openingStock) + Number(receiptStock) ) - Number(usedStock);
+            document.querySelector(`td.balanceStock[data-id="${dataId}"]`).innerText=currentBalanceStock;
+        
+            updateStockValue( date,materialCode,currentBalanceStock )
+
+                
+        } catch (error) { 
+         
+            console.error("There is an error updating stock ..!!" + error);          
+         
+        } 
+ 
+        
+    }  
+</script>
+
+<script>
+
+    function updateStockValue( date, materialCode, currentBalanceStock ){
+
+        const table = $('#bagStockDetailsTableId');
         const rows = [];
 
-        
         table.find('tbody tr').each(function() {
             const rowCells = $(this).find('td'); 
             const otherDate = rowCells.eq(0).text().trim();
                          
            
-            if( new Date(new Date(otherDate)) > new Date(date)){
-                console.log( new Date(otherDate));
-                console.log( new Date(date));
+            if( new Date(otherDate) > new Date(date) ){ //other records present after it
+
+                /**this data-id ,openingStock  ,used stock ,  current Balance Stock
+                 is for changing subsequent dates not the earlier one **/
+
+                let dataId = `${otherDate} ${materialCode}`;
+
+                document.querySelector(`td.openingStock[data-id="${dataId}"]`).innerText=currentBalanceStock;
+
+                let usedStock = document.querySelector(`td.usedStock[data-id="${dataId}"]`).innerText;
+
+                let receiptStock = document.querySelector(`td.receiptStock[data-id="${dataId}"]`).innerText;
+
+                currentBalanceStock = (Number(currentBalanceStock) + Number(receiptStock)) - Number(usedStock);
+                
+                document.querySelector(`td.balanceStock[data-id="${dataId}"]`).innerText=currentBalanceStock;
+
+                // console.log( 'other date' , new Date(otherDate));
+                // console.log('new balance stock' , currentBalanceStock)
+                
             }
         })
-
-    //find balance stock for this row first and update the balance stock for next rows
-
-    console.log('Date:', date);
-    console.log('materialCode:', materialCode);
-    console.log('changedField:', changedField);
-    console.log('changedFieldValue', tdElement.innerText); // Log the cell's current content
-}
-
-    function usedStockChange(tdElement) {
-        let dataId = tdElement.getAttribute('data-id').split(' ');
-        let date=dataId[0];
-        let materialCode= dataId[1];
-        let changedField = "usedStock";
-        let changedFieldValue = tdElement.innerText;
-        let newBalanceStock=calculateCurrentBalanceStock(changedField,changedFieldValue);
-
-        //find balance stock for this row first and update the balance stock for next rows
-
-        console.log('Date:', date);
-        console.log('materialCode:', materialCode);
-        console.log('changedField:', changedField);
-        console.log('changedFieldValue', tdElement.innerText); // Log the cell's current content
-    }
-</script>
-
-<script>
-    function calculateCurrentBalanceStock(changedField,changedFieldValue){
-        return
     }
+    
 </script>