feat: optimize B009 stock sync with full-sync logic and historical slot filtering

app/Http/Controllers/Admin/WarehouseController.php

@@ -607,10 +607,18 @@ class WarehouseController extends Controller
             ->orderByRaw('CAST(slot_no AS UNSIGNED) ASC')
             ->get();
 
+        // 取得流水帳中出現過的所有貨道編號 (包含已移除的)
+        $historicalSlotNos = MachineStockMovement::where('machine_id', $machine->id)
+            ->distinct()
+            ->pluck('slot_no')
+            ->map(fn($val) => (string)$val)
+            ->toArray();
+
         return response()->json([
             'success' => true, 
             'machine' => $machine,
-            'slots' => $slots
+            'slots' => $slots,
+            'historical_slot_nos' => $historicalSlotNos
         ]);
     }
 

resources/views/admin/warehouses/machine-inventory.blade.php

@@ -888,19 +888,23 @@ document.addEventListener('alpine:init', () => {
         updateSlotSelect() {
             if (!this.movementsMachine) return;
             const machineId = this.movementsMachine.id;
-            if (this.selectedMachine && this.selectedMachine.id == machineId && this.slots.length > 0) {
-                this.movementsSlots = this.slots.map(s => s.slot_no);
-                this.rebuildSlotSelect();
-            } else {
-                fetch(`/admin/warehouses/machine-inventory/${machineId}/slots`)
-                    .then(res => res.json())
-                    .then(data => {
-                        if (data.success) {
-                            this.movementsSlots = (data.slots || []).map(s => s.slot_no);
-                            this.rebuildSlotSelect();
-                        }
-                    });
-            }
+            
+            // 每次開啟都重新抓取，以確保取得包含已移除貨道的完整清單
+            fetch(`/admin/warehouses/machine-inventory/${machineId}/slots`)
+                .then(res => res.json())
+                .then(data => {
+                    if (data.success) {
+                        // 優先使用歷史貨道清單 (由 Controller 新增回傳)
+                        let slotNos = data.historical_slot_nos || (data.slots || []).map(s => s.slot_no);
+                        
+                        // 數字排序確保 UI 體驗一致
+                        this.movementsSlots = [...new Set(slotNos)].sort((a, b) => {
+                            return parseInt(a) - parseInt(b);
+                        });
+                        
+                        this.rebuildSlotSelect();
+                    }
+                });
         },
 
         rebuildSlotSelect() {