fixed kilo in metals 3

app/Services/BalanceReportService.php

@@ -355,6 +355,76 @@ class BalanceReportService
         return null;
     }
 
+    public function enrichOrderTableRow(mixed &$row): void
+    {
+        $product = $this->resolveOrderProduct($row);
+        $unit = $this->resolveOrderAmountUnit($product);
+        $amount = (float) ($this->lineValue($row, 'amount') ?? 0);
+        $displayAmount = $this->resolveOrderDisplayAmount($amount, $product);
+
+        if (is_array($row)) {
+            $row['amount_unit'] = $unit;
+            $row['amount_display'] = $displayAmount;
+
+            return;
+        }
+
+        if (is_object($row)) {
+            $row->amount_unit = $unit;
+            $row->amount_display = $displayAmount;
+        }
+    }
+
+    public function resolveOrderAmountUnit(?object $product): string
+    {
+        if ($product === null) {
+            return Controller::tradeWeightUnit();
+        }
+
+        return Controller::productQuantityUnit(Controller::productUnitPayload($product));
+    }
+
+    private function resolveOrderDisplayAmount(float $amount, ?object $product): float
+    {
+        if ($product === null || abs($amount) < 0.0000001) {
+            return round($amount, 3);
+        }
+
+        $payload = Controller::productUnitPayload($product);
+        $productUnit = trim((string) ($payload['unit'] ?? ''));
+        if (!Controller::isWeightBasedProductUnit($productUnit)) {
+            return round($amount, 3);
+        }
+
+        $tradeUnit = Controller::tradeWeightUnit();
+        if ($productUnit !== $tradeUnit) {
+            return round(Controller::convertWeight($amount, $tradeUnit, $productUnit), 3);
+        }
+
+        return round($amount, 3);
+    }
+
+    private function resolveOrderProduct(mixed $order): ?object
+    {
+        $transactions = $this->lineValue($order, 'transactions');
+        if ($transactions instanceof \Illuminate\Support\Collection) {
+            $transactions = $transactions->all();
+        }
+
+        if (!is_array($transactions)) {
+            return null;
+        }
+
+        foreach ($transactions as $tx) {
+            $product = is_object($tx) ? ($tx->product ?? null) : ($tx['product'] ?? null);
+            if ($product) {
+                return is_object($product) ? $product : (object) $product;
+            }
+        }
+
+        return null;
+    }
+
     private function lineValue(mixed $line, string $key): mixed
     {
         if (is_array($line)) {