采购金额

app/Http/Controllers/Purchase/PurchaseOrderController.php

@@ -670,6 +670,8 @@ class PurchaseOrderController extends BaseController
 
     /**
      * 商品行修改：品名/供应商/包规/单位/成本（同步更新商品档案；商品已删除则跳过档案同步）
+     * 成本价变化时，按各门店客户等级的上浮比例重算明细单价与金额（无等级按成本价兜底），
+     * 并级联重算涉及订单与采购单汇总
      * @throws Throwable
      */
     #[PutRoute(route: '/{id}/row/{productId}', authorize: 'update', where: ['id' => '[0-9]+', 'productId' => '[0-9]+'])]
@@ -692,8 +694,34 @@ class PurchaseOrderController extends BaseController
             if ($items->isEmpty()) {
                 throw new RepositoryException('该采购单下无此商品的订货明细');
             }
+
+            // 成本价是否变化（未变化时保留明细单价，避免覆盖单元格/单品的手工改价）
+            $newCost = bcadd((string) $validated['cost_price'], '0', 2);
+            $costChanged = bccomp($newCost, bcadd((string) $items->first()->cost_price, '0', 2), 2) !== 0;
+
+            // 成本变化 → 按门店等级上浮比例重算单价（一次性取回涉及门店的等级，避免逐行查询）
+            $levelPercents = [];
+            if ($costChanged) {
+                $levelPercents = StoreModel::withTrashed()
+                    ->with('level:id,percent')
+                    ->whereIn('id', $items->pluck('store_id')->unique())
+                    ->get(['id', 'level_id'])
+                    ->mapWithKeys(static fn (StoreModel $store) => [
+                        $store->id => (float) ($store->level?->percent ?? 0),
+                    ])
+                    ->all();
+            }
+
             foreach ($items as $item) {
-                $item->fill($validated)->save();
+                $item->fill($validated);
+                if ($costChanged) {
+                    $item->price = CustomerLevelModel::calcLevelPrice(
+                        $newCost,
+                        $levelPercents[(int) $item->store_id] ?? 0,
+                    );
+                    $item->amount = bcmul($item->price, (string) $item->quantity, 2);
+                }
+                $item->save();
             }
 
             // 同步保存到商品档案（软删除商品跳过，明细照常更新）
@@ -709,14 +737,20 @@ class PurchaseOrderController extends BaseController
                 ]);
             }
 
-            app(PurchaseItemService::class)->recalcPurchase($purchase->id);
+            $service = app(PurchaseItemService::class);
+            // 成本变化会引起明细金额变动，涉及订单需逐一重算
+            if ($costChanged) {
+                foreach ($items->pluck('order_id')->unique() as $orderId) {
+                    $service->recalcOrder((int) $orderId);
+                }
+            }
+            $service->recalcPurchase($purchase->id);
 
-            return $this->success(
-                ['count' => $items->count()],
-                $productSynced
-                    ? '已同步 ' . $items->count() . ' 条订货明细与商品档案'
-                    : '已同步 ' . $items->count() . ' 条订货明细；商品已删除，档案未同步'
-            );
+            $message = '已同步 ' . $items->count() . ' 条订货明细'
+                . ($productSynced ? '与商品档案' : '；商品已删除，档案未同步')
+                . ($costChanged ? '；门店单价已按等级上浮比例重算' : '');
+
+            return $this->success(['count' => $items->count()], $message);
         });
     }