refactor(inventory): 重構倉庫管理邏輯，移除 is_sellable 欄位並改由類型判定可用庫存

app/Modules/Inventory/Controllers/WarehouseController.php

@@ -26,9 +26,12 @@ class WarehouseController extends Controller
 
         $warehouses = $query->withSum('inventories as book_stock', 'quantity') // 帳面庫存 = 所有庫存總和
             ->withSum(['inventories as available_stock' => function ($query) {
-                // 可用庫存 = 庫存 > 0 且 品質正常 且 (未過期 或 無效期)
+                // 可用庫存 = 庫存 > 0 且 品質正常 且 (未過期 或 無效期) 且 倉庫類型不為瑕疵倉
                 $query->where('quantity', '>', 0)
                       ->where('quality_status', 'normal')
+                      ->whereHas('warehouse', function ($q) {
+                          $q->where('type', '!=', \App\Enums\WarehouseType::QUARANTINE);
+                      })
                       ->where(function ($q) {
                           $q->whereNull('expiry_date')
                             ->orWhere('expiry_date', '>=', now());
@@ -38,20 +41,15 @@ class WarehouseController extends Controller
             ->paginate(10)
             ->withQueryString();
 
-        // 修正各倉庫列表中的可用庫存計算：若倉庫不可銷售，則可用庫存為 0
-        $warehouses->getCollection()->transform(function ($w) {
-            if (!$w->is_sellable) {
-                $w->available_stock = 0;
-            }
-            return $w;
-        });
+        // 移除原本對 is_sellable 的手動修正邏輯，現在由 type 自動過濾
+
 
         // 計算全域總計 (不分頁)
         $totals = [
             'available_stock' => \App\Modules\Inventory\Models\Inventory::where('quantity', '>', 0)
                 ->where('quality_status', 'normal')
                 ->whereHas('warehouse', function ($q) {
-                    $q->where('is_sellable', true);
+                    $q->where('type', '!=', \App\Enums\WarehouseType::QUARANTINE);
                 })
                 ->where(function ($q) {
                     $q->whereNull('expiry_date')
@@ -73,7 +71,6 @@ class WarehouseController extends Controller
             'name' => 'required|string|max:50',
             'address' => 'nullable|string|max:255',
             'description' => 'nullable|string',
-            'is_sellable' => 'nullable|boolean',
             'type' => 'required|string',
             'license_plate' => 'nullable|string|max:20',
             'driver_name' => 'nullable|string|max:50',
@@ -98,7 +95,6 @@ class WarehouseController extends Controller
             'name' => 'required|string|max:50',
             'address' => 'nullable|string|max:255',
             'description' => 'nullable|string',
-            'is_sellable' => 'nullable|boolean',
             'type' => 'required|string',
             'license_plate' => 'nullable|string|max:20',
             'driver_name' => 'nullable|string|max:50',

app/Modules/Inventory/Models/Warehouse.php

@@ -18,13 +18,11 @@ class Warehouse extends Model
         'type',
         'address',
         'description',
-        'is_sellable',
         'license_plate',
         'driver_name',
     ];
 
     protected $casts = [
-        'is_sellable' => 'boolean',
         'type' => \App\Enums\WarehouseType::class,
     ];