auto calculate

app/Http/Controllers/Admin/AdminOrderController.php

@@ -68,33 +68,42 @@ class AdminOrderController extends Controller
      * ORDER ITEM MANAGEMENT (existing orders)
      * ---------------------------*/
     public function addItem(Request $request, $orderId)
-    {
+{
-        $order = Order::findOrFail($orderId);
+    $order = Order::findOrFail($orderId);
 
-        $data = $request->validate([
+    $data = $request->validate([
-            'description' => 'required|string',
+        'description' => 'required|string',
-            'ctn'         => 'nullable|numeric',
+        'ctn'         => 'nullable|numeric',
-            'qty'         => 'nullable|numeric',
+        'qty'         => 'nullable|numeric',
-            'ttl_qty'     => 'nullable|numeric',
+        'unit'        => 'nullable|string',
-            'unit'        => 'nullable|string',
+        'price'       => 'nullable|numeric',
-            'price'       => 'nullable|numeric',
+        'cbm'         => 'nullable|numeric',
-            'ttl_amount'  => 'nullable|numeric',
+        'kg'          => 'nullable|numeric',
-            'cbm'         => 'nullable|numeric',
+        'shop_no'     => 'nullable|string',
-            'ttl_cbm'     => 'nullable|numeric',
+    ]);
-            'kg'          => 'nullable|numeric',
-            'ttl_kg'      => 'nullable|numeric',
-            'shop_no'     => 'nullable|string',
-        ]);
 
-        $data['order_id'] = $order->id;
+    // ✅ BACKEND CALCULATION
+    $ctn   = (float) ($data['ctn'] ?? 0);
+    $qty   = (float) ($data['qty'] ?? 0);
+    $price = (float) ($data['price'] ?? 0);
+    $cbm   = (float) ($data['cbm'] ?? 0);
+    $kg    = (float) ($data['kg'] ?? 0);
 
-        OrderItem::create($data);
+    $data['ttl_qty']    = $ctn * $qty;
+    $data['ttl_amount'] = $data['ttl_qty'] * $price;
+    $data['ttl_cbm']    = $cbm * $ctn;
+    $data['ttl_kg']     = $ctn * $kg;
 
-        $this->recalcTotals($order);
+    $data['order_id'] = $order->id;
-        $this->updateInvoiceFromOrder($order);
+
+    OrderItem::create($data);
+
+    $this->recalcTotals($order);
+    $this->updateInvoiceFromOrder($order);
+
+    return redirect()->back()->with('success', 'Item added and totals updated.');
+}
 
-        return redirect()->back()->with('success', 'Item added and totals updated.');
-    }
 
     public function deleteItem($id)
     {
@@ -500,14 +509,14 @@ class AdminOrderController extends Controller
             'items.*.description'     => 'required|string',
             'items.*.ctn'             => 'nullable|numeric',
             'items.*.qty'             => 'nullable|numeric',
-            'items.*.ttl_qty'         => 'nullable|numeric',
+            
             'items.*.unit'            => 'nullable|string',
             'items.*.price'           => 'nullable|numeric',
-            'items.*.ttl_amount'      => 'nullable|numeric',
+            
             'items.*.cbm'             => 'nullable|numeric',
-            'items.*.ttl_cbm'         => 'nullable|numeric',
+            
             'items.*.kg'              => 'nullable|numeric',
-            'items.*.ttl_kg'          => 'nullable|numeric',
+            
             'items.*.shop_no'         => 'nullable|string',
         ])['items'];
 
@@ -520,6 +529,24 @@ class AdminOrderController extends Controller
             return back()->with('error', 'Add at least one item.');
         }
 
+        // ✅ BACKEND CALCULATION (DO NOT TRUST FRONTEND)
+        foreach ($items as &$item) {
+
+            $ctn   = (float) ($item['ctn'] ?? 0);
+            $qty   = (float) ($item['qty'] ?? 0);
+            $price = (float) ($item['price'] ?? 0);
+            $cbm   = (float) ($item['cbm'] ?? 0);
+            $kg    = (float) ($item['kg'] ?? 0);
+
+            // Calculated fields
+            $item['ttl_qty']    = $ctn * $qty;
+            $item['ttl_amount'] = $item['ttl_qty'] * $price;
+            $item['ttl_cbm']    = $cbm * $ctn;
+            $item['ttl_kg']     = $ctn * $kg;
+        }
+        unset($item); // VERY IMPORTANT
+
+
         // 3) totals
         $total_ctn      = array_sum(array_column($items, 'ctn'));
         $total_qty      = array_sum(array_column($items, 'qty'));
@@ -631,30 +658,49 @@ class AdminOrderController extends Controller
      * UPDATE ORDER ITEM (existing orders)
      * ---------------------------*/
     public function updateItem(Request $request, $id)
-    {
+{
-        $item  = OrderItem::findOrFail($id);
+    $item  = OrderItem::findOrFail($id);
-        $order = $item->order;
+    $order = $item->order;
 
-        $item->update([
+    $request->validate([
-            'description' => $request->description,
+        'description' => 'required|string',
-            'ctn'         => $request->ctn,
+        'ctn'         => 'nullable|numeric',
-            'qty'         => $request->qty,
+        'qty'         => 'nullable|numeric',
-            'ttl_qty'     => $request->ttl_qty,
+        'unit'        => 'nullable|string',
-            'unit'        => $request->unit,
+        'price'       => 'nullable|numeric',
-            'price'       => $request->price,
+        'cbm'         => 'nullable|numeric',
-            'ttl_amount'  => $request->ttl_amount,
+        'kg'          => 'nullable|numeric',
-            'cbm'         => $request->cbm,
+        'shop_no'     => 'nullable|string',
-            'ttl_cbm'     => $request->ttl_cbm,
+    ]);
-            'kg'          => $request->kg,
-            'ttl_kg'      => $request->ttl_kg,
-            'shop_no'     => $request->shop_no,
-        ]);
 
-        $this->recalcTotals($order);
+    // ✅ BACKEND CALCULATION
-        $this->updateInvoiceFromOrder($order);
+    $ctn   = (float) ($request->ctn ?? 0);
+    $qty   = (float) ($request->qty ?? 0);
+    $price = (float) ($request->price ?? 0);
+    $cbm   = (float) ($request->cbm ?? 0);
+    $kg    = (float) ($request->kg ?? 0);
+
+    $item->update([
+        'description' => $request->description,
+        'ctn'         => $ctn,
+        'qty'         => $qty,
+        'ttl_qty'     => $ctn * $qty,
+        'unit'        => $request->unit,
+        'price'       => $price,
+        'ttl_amount'  => ($ctn * $qty) * $price,
+        'cbm'         => $cbm,
+        'ttl_cbm'     => $cbm * $ctn,
+        'kg'          => $kg,
+        'ttl_kg'      => $ctn * $kg,
+        'shop_no'     => $request->shop_no,
+    ]);
+
+    $this->recalcTotals($order);
+    $this->updateInvoiceFromOrder($order);
+
+    return back()->with('success', 'Item updated successfully');
+}
 
-        return back()->with('success', 'Item updated successfully');
-    }
 
     private function updateInvoiceFromOrder(Order $order)
     {

resources/views/admin/dashboard.blade.php

@@ -1569,24 +1569,98 @@ document.addEventListener('DOMContentLoaded', function() {
     function addRow(index) {
         const tr = document.createElement('tr');
         tr.innerHTML = `
-            <td class="align-middle fw-bold">${index + 1}</td>
+          <td class="align-middle fw-bold">${index + 1}</td>
-            <td><input type="text" class="form-control form-control-sm items-input" name="items[${index}][description]" data-field="description"></td>
+
-            <td><input type="number" class="form-control form-control-sm items-input" name="items[${index}][ctn]" data-field="ctn"></td>
+          <td>
-            <td><input type="number" class="form-control form-control-sm items-input" name="items[${index}][qty]" data-field="qty"></td>
+              <input type="text" class="form-control form-control-sm items-input"name="items[${index}][description]"data-field="description">
-            <td><input type="number" class="form-control form-control-sm items-input" name="items[${index}][ttl_qty]" data-field="ttl_qty"></td>
+          </td>
-            <td><input type="text" class="form-control form-control-sm items-input" name="items[${index}][unit]" data-field="unit"></td>
+
-            <td><input type="number" class="form-control form-control-sm items-input" name="items[${index}][price]" data-field="price" step="0.01"></td>
+          <td>
-            <td><input type="number" class="form-control form-control-sm items-input" name="items[${index}][ttl_amount]" data-field="ttl_amount" step="0.01"></td>
+              <input type="number" class="form-control form-control-sm items-input"name="items[${index}][ctn]"data-field="ctn">
-            <td><input type="number" class="form-control form-control-sm items-input" name="items[${index}][cbm]" data-field="cbm" step="0.001"></td>
+          </td>
-            <td><input type="number" class="form-control form-control-sm items-input" name="items[${index}][ttl_cbm]" data-field="ttl_cbm" step="0.001"></td>
+
-            <td><input type="number" class="form-control form-control-sm items-input" name="items[${index}][kg]" data-field="kg" step="0.001"></td>
+          <td>
-            <td><input type="number" class="form-control form-control-sm items-input" name="items[${index}][ttl_kg]" data-field="ttl_kg" step="0.001"></td>
+              <input type="number" class="form-control form-control-sm items-input"name="items[${index}][qty]"data-field="qty">
-            <td><input type="text" class="form-control form-control-sm items-input" name="items[${index}][shop_no]" data-field="shop_no"></td>
+          </td>
-            <td><button type="button" class="btn btn-sm btn-danger remove-row-btn">&times;</button></td>
+
-        `;
+          <!-- 🔒 AUTO: TTL/QTY = CTN * QTY -->
+          <td>
+              <input type="number" class="form-control form-control-sm bg-light"name="items[${index}][ttl_qty]"data-field="ttl_qty"readonly>
+          </td>
+
+          <td>
+              <input type="text" class="form-control form-control-sm items-input"name="items[${index}][unit]"data-field="unit">
+          </td>
+
+          <td>
+              <input type="number" class="form-control form-control-sm items-input"name="items[${index}][price]"data-field="price"step="0.01">
+          </td>
+
+          <!-- 🔒 AUTO: TTL AMOUNT = TTL/QTY * PRICE -->
+          <td>
+              <input type="number" class="form-control form-control-sm bg-light"name="items[${index}][ttl_amount]"data-field="ttl_amount"step="0.001"readonly>
+          </td>
+
+          <td>
+              <input type="number" class="form-control form-control-sm items-input"name="items[${index}][cbm]"data-field="cbm"step="0.0001">
+          </td>
+
+          <!-- 🔒 AUTO: TTL CBM = CBM * QTY -->
+          <td>
+              <input type="number" class="form-control form-control-sm bg-light"name="items[${index}][ttl_cbm]"data-field="ttl_cbm"step="0.0001"readonly>
+          </td>
+
+          <td>
+              <input type="number" class="form-control form-control-sm items-input"name="items[${index}][kg]"data-field="kg"step="0.0001">
+          </td>
+
+          <!-- 🔒 AUTO: TTL KG = CTN * KG -->
+          <td>
+              <input type="number" class="form-control form-control-sm bg-light"name="items[${index}][ttl_kg]"data-field="ttl_kg"step="0.0001"readonly>
+          </td>
+
+          <td>
+              <input type="text" class="form-control form-control-sm items-input"name="items[${index}][shop_no]"data-field="shop_no">
+          </td>
+
+          <td>
+              <button type="button" class="btn btn-sm btn-danger remove-row-btn">&times;</button>
+          </td>
+      `;
+
         itemsTableBody.appendChild(tr);
     }
 
+    function calculateRow(row) {
+        const ctn   = parseFloat(row.querySelector('[data-field="ctn"]')?.value) || 0;
+        const qty   = parseFloat(row.querySelector('[data-field="qty"]')?.value) || 0;
+        const price = parseFloat(row.querySelector('[data-field="price"]')?.value) || 0;
+        const cbm   = parseFloat(row.querySelector('[data-field="cbm"]')?.value) || 0;
+        const kg    = parseFloat(row.querySelector('[data-field="kg"]')?.value) || 0;
+
+        const ttlQty    = ctn * qty;
+        const ttlAmount = ttlQty * price;
+        const ttlCbm    = cbm * ctn;
+        const ttlKg     = ctn * kg;
+
+        row.querySelector('[data-field="ttl_qty"]').value    = ttlQty.toFixed(2);
+        row.querySelector('[data-field="ttl_amount"]').value = ttlAmount.toFixed(2);
+        row.querySelector('[data-field="ttl_cbm"]').value    = ttlCbm.toFixed(3);
+        row.querySelector('[data-field="ttl_kg"]').value     = ttlKg.toFixed(3);
+    }
+
+    itemsTableBody.addEventListener('input', function (e) {
+        const row = e.target.closest('tr');
+        if (!row) return;
+
+        const calcFields = ['ctn', 'qty', 'price', 'cbm', 'kg'];
+        if (calcFields.includes(e.target.dataset.field)) {
+            calculateRow(row);
+        }
+    });
+
+
+
     function generateDefaultRows() {
         itemsTableBody.innerHTML = '';
         addRow(0);
@@ -1971,29 +2045,29 @@ if (uploadExcelBtn && excelInput) {
 
 }
 
-function populateItemsTable(items) {
+    function populateItemsTable(items) {
-    itemsTableBody.innerHTML = '';
+        itemsTableBody.innerHTML = '';
 
-    items.forEach((item, index) => {
+        items.forEach((item, index) => {
-        addRow(index);
+            addRow(index);
-        const row = itemsTableBody.children[index];
+            const row = itemsTableBody.children[index];
 
-        row.querySelector('[data-field="description"]').value = item.description ?? '';
+            row.querySelector('[data-field="description"]').value = item.description ?? '';
-        row.querySelector('[data-field="ctn"]').value = item.ctn ?? '';
+            row.querySelector('[data-field="ctn"]').value  = item.ctn ?? 0;
-        row.querySelector('[data-field="qty"]').value = item.qty ?? '';
+            row.querySelector('[data-field="qty"]').value  = item.qty ?? 0;
-        row.querySelector('[data-field="ttl_qty"]').value = item.ttl_qty ?? '';
+            row.querySelector('[data-field="unit"]').value = item.unit ?? '';
-        row.querySelector('[data-field="unit"]').value = item.unit ?? '';
+            row.querySelector('[data-field="price"]').value= item.price ?? 0;
-        row.querySelector('[data-field="price"]').value = item.price ?? '';
+            row.querySelector('[data-field="cbm"]').value  = item.cbm ?? 0;
-        row.querySelector('[data-field="ttl_amount"]').value = item.ttl_amount ?? '';
+            row.querySelector('[data-field="kg"]').value   = item.kg ?? 0;
-        row.querySelector('[data-field="cbm"]').value = item.cbm ?? '';
+            row.querySelector('[data-field="shop_no"]').value = item.shop_no ?? '';
-        row.querySelector('[data-field="ttl_cbm"]').value = item.ttl_cbm ?? '';
+
-        row.querySelector('[data-field="kg"]').value = item.kg ?? '';
+            // 🔥 ALWAYS RECALCULATE
-        row.querySelector('[data-field="ttl_kg"]').value = item.ttl_kg ?? '';
+            calculateRow(row);
-        row.querySelector('[data-field="shop_no"]').value = item.shop_no ?? '';
+        });
-    });
+
+        reindexRows();
+    }
 
-    reindexRows();
-}
 });
 </script>