優化門市叫貨流程:實作庫存預扣機制、鎖定自動產生的調撥單明細、修復自動販賣機貨道數量連動 Bug 及狀態同步問題
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This commit is contained in:
2026-02-25 17:32:28 +08:00
parent e3df090afd
commit 63e4f88a14
8 changed files with 469 additions and 161 deletions

View File

@@ -165,7 +165,10 @@ class StoreRequisitionController extends Controller
*/
public function show($id)
{
$requisition = StoreRequisition::with(['items.product.baseUnit'])->findOrFail($id);
$requisition = StoreRequisition::with([
'items.product.baseUnit',
'transferOrder.items' // 載入產生的調撥單明細與批號
])->findOrFail($id);
// 水和倉庫
$warehouses = Warehouse::select('id', 'name', 'type')->get();
@@ -198,8 +201,69 @@ class StoreRequisitionController extends Controller
->get()
->keyBy('product_id');
$requisition->items->transform(function ($item) use ($inventories) {
// 取得供貨倉庫的可用庫存
$supplyInventories = collect();
$supplyBatchesMap = collect();
if ($requisition->supply_warehouse_id) {
$supplyInventories = Inventory::where('warehouse_id', $requisition->supply_warehouse_id)
->whereIn('product_id', $productIds)
->select('product_id')
->selectRaw('SUM(quantity) as total_qty')
->selectRaw('SUM(reserved_quantity) as total_reserved')
->groupBy('product_id')
->get()
->keyBy('product_id');
// 取得各商品的批號庫存
$batches = Inventory::where('warehouse_id', $requisition->supply_warehouse_id)
->whereIn('product_id', $productIds)
->whereRaw('(quantity - reserved_quantity) > 0') // 僅撈出還有可用庫存的批號
->select('id', 'product_id', 'batch_number', 'expiry_date', 'location as position')
->selectRaw('quantity - reserved_quantity as available_qty')
->get();
$supplyBatchesMap = $batches->groupBy('product_id');
}
// 把調撥單明細 (核准的批號與數量) 整理成 map, key 為 product_id
$approvedBatchesMap = collect();
if ($requisition->transferOrder) {
$approvedBatchesMap = $requisition->transferOrder->items->groupBy('product_id');
}
$requisition->items->transform(function ($item) use ($inventories, $supplyInventories, $supplyBatchesMap, $approvedBatchesMap) {
$item->current_stock = $inventories->get($item->product_id)?->total_qty ?? 0;
if ($supplyInventories->has($item->product_id)) {
$stock = $supplyInventories->get($item->product_id);
$item->supply_stock = max(0, $stock->total_qty - $stock->total_reserved);
// 附加該商品的批號可用庫存
$batches = $supplyBatchesMap->get($item->product_id) ?? collect();
$item->supply_batches = $batches->map(function ($batch) {
return [
'inventory_id' => $batch->id,
'batch_number' => $batch->batch_number,
'position' => $batch->position,
'available_qty' => $batch->available_qty,
'expiry_date' => $batch->expiry_date ? $batch->expiry_date->format('Y-m-d') : null,
];
})->values()->toArray();
} else {
$item->supply_stock = null;
$item->supply_batches = [];
}
// 附加已核准的批號資訊
$approvedBatches = $approvedBatchesMap->get($item->product_id) ?? collect();
$item->approved_batches = $approvedBatches->map(function ($transferItem) {
// 如果是沒有批號管控的商品batch_number 可能為 null
return [
'batch_number' => $transferItem->batch_number,
'qty' => $transferItem->quantity,
];
})->values()->toArray();
return $item;
});
@@ -306,6 +370,10 @@ class StoreRequisitionController extends Controller
'items' => 'required|array',
'items.*.id' => 'required|exists:store_requisition_items,id',
'items.*.approved_qty' => 'required|numeric|min:0',
'items.*.batches' => 'nullable|array',
'items.*.batches.*.inventory_id' => 'nullable|integer',
'items.*.batches.*.batch_number' => 'nullable|string',
'items.*.batches.*.qty' => 'required_with:items.*.batches|numeric|min:0.01',
]);
if (empty($requisition->supply_warehouse_id)) {

View File

@@ -215,6 +215,9 @@ class TransferOrderController extends Controller
// 2. 先更新資料 (如果請求中包含 items則先執行儲存)
$itemsChanged = false;
if ($request->has('items')) {
if ($order->storeRequisition()->exists()) {
return redirect()->back()->with('error', '由叫貨單自動產生的調撥單無法修改明細');
}
$validated = $request->validate([
'items' => 'array',
'items.*.product_id' => 'required|exists:products,id',
@@ -263,6 +266,17 @@ class TransferOrderController extends Controller
return redirect()->back()->with('error', '只能刪除草稿狀態的單據');
}
// 刪除前必須先釋放預留庫存
foreach ($order->items as $item) {
$inv = Inventory::where('warehouse_id', $order->from_warehouse_id)
->where('product_id', $item->product_id)
->where('batch_number', $item->batch_number)
->first();
if ($inv) {
$inv->releaseReservedQuantity($item->quantity);
}
}
$order->items()->delete();
$order->delete();

View File

@@ -17,6 +17,7 @@ class Inventory extends Model
'warehouse_id',
'product_id',
'quantity',
'reserved_quantity',
'location',
'unit_cost',
'total_value',
@@ -34,6 +35,8 @@ class Inventory extends Model
protected $casts = [
'arrival_date' => 'date:Y-m-d',
'expiry_date' => 'date:Y-m-d',
'quantity' => 'decimal:4',
'reserved_quantity' => 'decimal:4',
'unit_cost' => 'decimal:4',
'total_value' => 'decimal:4',
];
@@ -109,7 +112,33 @@ class Inventory extends Model
});
}
/**
* 可用庫存(實體庫存 - 預留庫存)
*/
public function getAvailableQuantityAttribute()
{
return max(0, $this->quantity - $this->reserved_quantity);
}
/**
* 增加預留庫存(鎖定)
*/
public function reserveQuantity(float|int $amount)
{
if ($amount <= 0) return;
$this->reserved_quantity += $amount;
$this->save();
}
/**
* 釋放預留庫存(解鎖)
*/
public function releaseReservedQuantity(float|int $amount)
{
if ($amount <= 0) return;
$this->reserved_quantity = max(0, $this->reserved_quantity - $amount);
$this->save();
}
/**
* 產生批號

View File

@@ -118,17 +118,57 @@ class StoreRequisitionService
}
return DB::transaction(function () use ($requisition, $data, $userId) {
// 更新核准數量
// 處理前端傳來的明細與批號資料
$processedItems = []; // 暫存處理後的明細,用於轉入調撥單
if (isset($data['items'])) {
foreach ($data['items'] as $itemData) {
StoreRequisitionItem::where('id', $itemData['id'])
$reqItemId = $itemData['id'];
$totalApprovedQty = 0;
$batches = $itemData['batches'] ?? [];
// 如果有批號,根據批號展開。若有多個無批號(null)的批次(例如來自不同貨道),則將其數量加總
if (!empty($batches)) {
$batchGroups = [];
foreach ($batches as $batch) {
$qty = (float)($batch['qty'] ?? 0);
$bNum = $batch['batch_number'] ?? null;
if ($qty > 0) {
$totalApprovedQty += $qty;
$batchKey = $bNum ?? '';
$batchGroups[$batchKey] = ($batchGroups[$batchKey] ?? 0) + $qty;
}
}
foreach ($batchGroups as $bNumKey => $qty) {
$processedItems[] = [
'req_item_id' => $reqItemId,
'batch_number' => $bNumKey === '' ? null : $bNumKey,
'quantity' => $qty,
];
}
} else {
// 無批號,傳統輸入
$qty = (float)($itemData['approved_qty'] ?? 0);
if ($qty > 0) {
$totalApprovedQty += $qty;
$processedItems[] = [
'req_item_id' => $reqItemId,
'batch_number' => null,
'quantity' => $qty,
];
}
}
// 更新叫貨單明細的核准數量總和
StoreRequisitionItem::where('id', $reqItemId)
->where('store_requisition_id', $requisition->id)
->update(['approved_qty' => $itemData['approved_qty']]);
->update(['approved_qty' => $totalApprovedQty]);
}
}
// 優先使用傳入的供貨倉庫,若無則從單據中取得
$supplyWarehouseId = $data['supply_warehouse_id'] ?? $requisition->supply_warehouse_id;
$supplyWarehouseId = $requisition->supply_warehouse_id;
if (!$supplyWarehouseId) {
throw ValidationException::withMessages([
@@ -152,12 +192,17 @@ class StoreRequisitionService
// 將核准的明細寫入調撥單
$requisition->load('items');
$transferItems = [];
foreach ($requisition->items as $item) {
$qty = $item->approved_qty ?? $item->requested_qty;
if ($qty > 0) {
// 建立 req_item_id 對應 product_id 的 lookup
$reqItemMap = $requisition->items->keyBy('id');
foreach ($processedItems as $pItem) {
$reqItem = $reqItemMap->get($pItem['req_item_id']);
if ($reqItem) {
$transferItems[] = [
'product_id' => $item->product_id,
'quantity' => $qty,
'product_id' => $reqItem->product_id,
'batch_number' => $pItem['batch_number'],
'quantity' => $pItem['quantity'],
];
}
}

View File

@@ -45,6 +45,17 @@ class TransferService
return [$key => $item];
});
// 釋放舊明細的預扣庫存
foreach ($order->items as $item) {
$inv = Inventory::where('warehouse_id', $order->from_warehouse_id)
->where('product_id', $item->product_id)
->where('batch_number', $item->batch_number)
->first();
if ($inv) {
$inv->releaseReservedQuantity($item->quantity);
}
}
$diff = [
'added' => [],
'removed' => [],
@@ -67,6 +78,21 @@ class TransferService
]);
$item->load('product');
// 增加新明細的預扣庫存
$inv = Inventory::firstOrCreate(
[
'warehouse_id' => $order->from_warehouse_id,
'product_id' => $item->product_id,
'batch_number' => $item->batch_number,
],
[
'quantity' => 0,
'unit_cost' => 0,
'total_value' => 0,
]
);
$inv->reserveQuantity($item->quantity);
if ($oldItemsMap->has($key)) {
$oldItem = $oldItemsMap->get($key);
if ((float)$oldItem->quantity !== (float)$data['quantity'] ||
@@ -163,6 +189,9 @@ class TransferService
$oldSourceQty = $sourceInventory->quantity;
$newSourceQty = $oldSourceQty - $item->quantity;
// 釋放草稿階段預扣的庫存
$sourceInventory->reserved_quantity = max(0, $sourceInventory->reserved_quantity - $item->quantity);
$item->update(['snapshot_quantity' => $oldSourceQty]);
$sourceInventory->quantity = $newSourceQty;
@@ -346,9 +375,22 @@ class TransferService
if ($order->status !== 'draft') {
throw new \Exception('只能作廢草稿狀態的單據');
}
$order->update([
'status' => 'voided',
'updated_by' => $userId
]);
DB::transaction(function () use ($order, $userId) {
foreach ($order->items as $item) {
$inv = Inventory::where('warehouse_id', $order->from_warehouse_id)
->where('product_id', $item->product_id)
->where('batch_number', $item->batch_number)
->first();
if ($inv) {
$inv->releaseReservedQuantity($item->quantity);
}
}
$order->update([
'status' => 'voided',
'updated_by' => $userId
]);
});
}
}