fix(inventory): 修復調撥單明細庫存顯示與統一過帳按鈕樣式

app/Modules/Inventory/Controllers/TransferOrderController.php

@@ -5,6 +5,7 @@ namespace App\Modules\Inventory\Controllers;
 use App\Http\Controllers\Controller;
 use App\Modules\Inventory\Models\InventoryTransferOrder;
 use App\Modules\Inventory\Models\Warehouse;
+use App\Modules\Inventory\Models\Inventory;
 use App\Modules\Inventory\Services\TransferService;
 use Illuminate\Http\Request;
 use Inertia\Inertia;
@@ -118,7 +119,13 @@ class TransferOrderController extends Controller
             'remarks' => $order->remarks,
             'created_at' => $order->created_at->format('Y-m-d H:i'),
             'created_by' => $order->createdBy?->name,
-            'items' => $order->items->map(function ($item) {
+            'items' => $order->items->map(function ($item) use ($order) {
+                // 獲取來源倉庫的當前庫存
+                $stock = Inventory::where('warehouse_id', $order->from_warehouse_id)
+                    ->where('product_id', $item->product_id)
+                    ->where('batch_number', $item->batch_number)
+                    ->first();
+
                 return [
                     'id' => (string) $item->id,
                     'product_id' => (string) $item->product_id,
@@ -127,6 +134,7 @@ class TransferOrderController extends Controller
                     'batch_number' => $item->batch_number,
                     'unit' => $item->product->baseUnit?->name,
                     'quantity' => (float) $item->quantity,
+                    'max_quantity' => $stock ? (float) $stock->quantity : 0.0,
                     'notes' => $item->notes,
                 ];
             }),