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jiqu-library-server
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调整减免优惠

release
vine_liutk 2022-04-14 14:52:18 +08:00
parent 25c401672b
commit b8a9bab95d
1 changed files with 10 additions and 8 deletions
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18
app/Admin/Services/OrderService.php
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@ -7,7 +7,6 @@ use App\Events\OrderPaid;
use App\Exceptions\BizException;
use App\Models\Order;
use App\Models\OrderLog;
use App\Models\OrderProduct;
use App\Services\OrderService as EndpointOrderService;
class OrderService
@ -33,29 +32,32 @@ class OrderService
//分解到订单中除赠品外的商品
$orderProducts = $order->products;
$needReduceOrderProducts = [];
$totalAmount = 0;
foreach ($orderProducts as $orderProduct) {
if (!$orderProduct->isGift()) {
$needReduceOrderProducts[$orderProduct->id] = $orderProduct->total_amount;
$needReduceOrderProducts[] = $orderProduct;
$totalAmount += $orderProduct->total_amount;
}
}
$i = count($needReduceOrderProducts);
$totalAmount = array_sum($needReduceOrderProducts);
foreach ($needReduceOrderProducts as $key => $reduceOrderProductAmount) {
foreach ($needReduceOrderProducts as $reduceOrderProduct) {
$i --;
if ($i > 0) {
$amount = (int) bcdiv(bcmul($needReduceAmount, $reduceOrderProductAmount, 0), $totalAmount, 2);
$amount = (int) bcdiv(bcmul($needReduceAmount, $reduceOrderProduct->total_amount, 0), $totalAmount, 2);
$needReduceAmount -= $amount;
$totalAmount -= $reduceOrderProductAmount;
$totalAmount -= $reduceOrderProduct->total_amount;
} else {
$amount = $needReduceAmount;
}
$newTotalAmount = $reduceOrderProduct->total_amount + $reduceOrderProduct->reduced_amount - $amount;
//更新订单商品的金额
OrderProduct::where('id', $key)->update([
$reduceOrderProduct->update([
'reduced_amount' => $amount,
'total_amount' => $reduceOrderProductAmount - $amount,
'total_amount'=> $newTotalAmount,
]);
}