1234 lines
39 KiB
PHP
1234 lines
39 KiB
PHP
<?php
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namespace App\Services;
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use App\Endpoint\Api\Http\Resources\ProductSkuSimpleResource;
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use App\Endpoint\Api\Http\Resources\ShippingAddressResource;
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use App\Endpoint\Api\Http\Resources\UserCouponResource;
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use App\Enums\PayWay;
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use App\Enums\SocialiteType;
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use App\Enums\WxpayTradeType;
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use App\Exceptions\BizException;
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use App\Exceptions\ShippingNotSupportedException;
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use App\Models\ActivityProductPart;
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use App\Models\BargainOrder;
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use App\Models\Order;
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use App\Models\OrderActivity;
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use App\Models\OrderProduct;
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use App\Models\ProductGift;
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use App\Models\ProductPartSku;
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use App\Models\ProductSku;
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use App\Models\ShippingAddress;
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use App\Models\SocialiteUser;
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use App\Models\{User, OrderPre, Tag};
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use App\Models\Store\Store;
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use App\Models\UserCoupon;
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use App\Services\Payment\WxpayService;
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use Illuminate\Database\Eloquent\Builder;
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use Illuminate\Database\QueryException;
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use Illuminate\Support\Facades\DB;
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class OrderService
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{
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/**
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* 快速下单
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*
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* @param \App\Models\User $user
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* @param int $skuId
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* @param int $quantity
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* @param int $shippingAddressId
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* @param int|null $couponId
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* @param string|null $note
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* @param BargainOrder|null $bargainOrder
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* @return \App\Models\Order
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*/
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public function createQuickOrder(
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User $user,
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int $skuId,
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int $quantity,
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?int $shippingAddressId,
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?int $couponId = null,
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?string $note = null,
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?BargainOrder $bargainOrder = null,
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): Order {
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$sku = ProductSku::online()->findOrFail($skuId);
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$product = [
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'sku' => $sku,
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'quantity' => $quantity,
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];
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return $this->createOrder($user, [$product], $shippingAddressId, $couponId, $note, $bargainOrder);
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}
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/**
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* 购物车下单
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*
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* @param \App\Models\User $user
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* @param int $skuId
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* @param int $quantity
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* @param int $shippingAddressId
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* @param int|null $couponId
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* @param string|null $note
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* @return \App\Models\Order
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*/
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public function createShoppingCartOrder(
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User $user,
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array $shoppingCartItemIds,
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int $shippingAddressId,
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?int $couponId = null,
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?string $note = null,
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): Order {
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$order = $this->createOrder(
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$user,
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$this->getProductsByShoppingCart($user, $shoppingCartItemIds),
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$shippingAddressId,
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$couponId,
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$note
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);
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$user->shoppingCartItems()->whereIn('id', $shoppingCartItemIds)->delete();
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return $order;
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}
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/**
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* 创建订单
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*
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* @param \App\Models\User $user
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* @param array $products
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* @param int $shippingAddressId
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* @param int|null $couponId
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* @param string|null $note
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* @param BargainOrder|null $bargainOrder
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* @return \App\Models\Order
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*/
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public function createOrder(
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User $user,
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array $products,
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?int $shippingAddressId,
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?int $couponId = null,
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?string $note = null,
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?BargainOrder $bargainOrder = null,
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): Order {
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foreach ($products as $product) {
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$sku = $product['sku'];
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if ($product['quantity'] > $sku->saleable_stock) {
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throw new BizException('商品库存不足');
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}
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}
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$shippingAddress = $this->getShippingAddress($user, $shippingAddressId);
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// 优惠券
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$coupon = null;
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if ($couponId) {
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$coupon = $user->coupons()->onlyAvailable()->lockForUpdate()->findOrFail($couponId);
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}
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$mapProducts = $this->mapProducts($user, $products, $coupon, $bargainOrder);
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// 计算运费
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$shippingFee = $this->calculateShippingFee($mapProducts, $shippingAddress);
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list(
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$productsTotalAmount,
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$vipDiscountAmount,
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$couponDiscountAmount,
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$salesValue
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) = $this->calculateFees($mapProducts);
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$order = $this->storeOrder(
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$user,
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$productsTotalAmount,
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$couponDiscountAmount,
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$vipDiscountAmount,
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$shippingFee,
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$salesValue,
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$shippingAddress,
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$note,
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$coupon,
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$bargainOrder,//添加砍价订单逻辑
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);
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$this->storeOrderProducts($order, $mapProducts);
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// 将优惠券标记为已使用
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$coupon?->markAsUse();
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if ($order->total_amount === 0) {
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$this->pay($order, PayWay::Balance);
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$order->refresh();
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}
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return $order;
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}
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/**
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* 添加店铺订单
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*
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*/
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public function createOrderByPre(User $user, OrderPre $order_pre)
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{
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$products = [];
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foreach($order_pre->products as $item) {
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array_push($products, [
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'sku' => ProductSku::findOrFail($item['sku_id']),
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'quantity' => $item['quantity']
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]);
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}
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$coupon_id = data_get($order_pre, 'others.coupon_id');
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$note = data_get($order_pre, 'others.note');
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// 优惠券
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$coupon = null;
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if ($coupon_id) {
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$coupon = $user->coupons()->onlyAvailable()->lockForUpdate()->findOrFail($coupon_id);
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}
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$mapProducts = $this->mapProducts($user, $products, $coupon);
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list(
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$productsTotalAmount,
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$vipDiscountAmount,
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$couponDiscountAmount,
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$salesValue
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) = $this->calculateFees($mapProducts);
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$order = $this->storeOrder(
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$user,
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$productsTotalAmount,
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$couponDiscountAmount,
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$vipDiscountAmount,
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0,
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$salesValue,
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null,
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$note,
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$coupon
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);
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$order->update([
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'store_id' => $order_pre->store_id,
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'inviter_id' => $order_pre->user_id,
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'source_type' => OrderPre::class,
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'source_id' => $order_pre->id,
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]);
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$this->storeOrderProducts($order, $mapProducts);
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// 将优惠券标记为已使用
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$coupon?->markAsUse();
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if ($order->total_amount === 0) {
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$this->pay($order, PayWay::Balance);
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$order->refresh();
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}
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return $order;
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}
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/**
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* 保存订单
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*
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* @param \App\Models\User $user
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* @param \App\Models\ShippingAddress $shippingAddress
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* @param int $productsTotalAmount
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* @param int $couponDiscountAmount
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* @param int $vipDiscountAmount
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* @param int $shippingFee
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* @param float $salesValue
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* @param string|null $note
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* @param \App\Models\UserCoupon|null $coupon
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* @return \App\Models\Order
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*/
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protected function storeOrder(
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User $user,
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int $productsTotalAmount,
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int $couponDiscountAmount,
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int $vipDiscountAmount,
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int $shippingFee,
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$salesValue,
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?ShippingAddress $shippingAddress,
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?string $note = null,
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?UserCoupon $coupon = null,
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?BargainOrder $bargainOrder = null,
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): Order {
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// 订单支付金额=商品总额-券折扣金额-会员折扣金额+邮费-砍价金额
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$totalAmount = $productsTotalAmount - $couponDiscountAmount - $vipDiscountAmount;
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//如果有砍价优惠
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if ($bargainOrder) {
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$totalAmount -= $bargainOrder->bargain_price;
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}
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if ($totalAmount < 0) {
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$totalAmount = 0;
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}
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$totalAmount += $shippingFee;
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do {
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// 如果订单号重复，则直接重试
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try {
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$attrs = [
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'sn' => serial_number(),
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'user_coupon_id' => $coupon?->id,
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'coupon_discount_amount' => $couponDiscountAmount,
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'vip_discount_amount' => $vipDiscountAmount,
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'shipping_fee' => $shippingFee,
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'products_total_amount' => $productsTotalAmount,
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'total_amount' => $totalAmount, // 商品总额-券折扣金额-会员折扣金额+邮费
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'sales_value' => $salesValue, // 订单总销售值
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'note' => $note,
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// 收货地址
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'consignee_name' => $shippingAddress->consignee??'',
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'consignee_telephone' => $shippingAddress->telephone??'',
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'consignee_zone' => $shippingAddress->zone??'',
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'consignee_address' => $shippingAddress->address??'',
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//砍价订单金额
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'bargain_amount'=>$bargainOrder?->bargain_price ?? 0,
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];
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return $user->orders()->create($attrs);
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} catch (QueryException $e) {
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if (strpos($e->getMessage(), 'Duplicate entry') === false) {
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throw $e;
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}
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}
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} while (true);
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}
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/**
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* 保存订单商品
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*
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* @param \App\Models\Order $order
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* @param array $mapProducts
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* @return void
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*/
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public function storeOrderProducts(Order $order, array $mapProducts)
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{
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$orderProducts = [];
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foreach ($mapProducts as $product) {
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$sku = $product['sku'];
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$qty = $product['quantity'];
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// 支付金额 = 商品总额 - 优惠券折扣金额- 会员折扣金额 - 砍价金额
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$totalAmount = $product['total_amount'] - $product['coupon_discount_amount'] - $product['vip_discount_amount'] - $product['bargain_amount'];
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$orderProducts[] = [
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'gift_for_sku_id' => null,
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'activity_id'=>null,
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'is_gift'=> false,
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'user_id' => $order->user_id,
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'order_id' => $order->id,
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'spu_id' => $sku->spu_id,
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'sku_id' => $sku->id,
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'category_id' => $sku->category_id,
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'name' => $sku->name,
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'specs' => json_encode($sku->specs),
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'cover' => $sku->cover,
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'weight' => $sku->weight,
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'sell_price' => $sku->sell_price,
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'vip_price' => $sku->vip_price,
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'sales_value' => $sku->sales_value,
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'quantity' => $qty,
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'remain_quantity' => $qty, // 剩余发货数量
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'coupon_discount_amount' => $product['coupon_discount_amount'],
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'vip_discount_amount' => $product['vip_discount_amount'],
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'total_amount' => $totalAmount,
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'bargain_amount'=> $product['bargain_amount'],
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'created_at' => $order->created_at,
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'updated_at' => $order->updated_at,
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];
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// 扣除商品库存
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if (!$order->store_id) {
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$this->deductProduct($sku, $qty);
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}
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}
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//根据订单参加的活动添加赠品；
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$gifts = $this->activityGifts($order, $orderProducts);
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$orderProducts = array_merge($orderProducts, $gifts);
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OrderProduct::insert($orderProducts);
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}
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/**
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* 扣商品的库存
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* 03-04取消根据商品赠送赠品
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*
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* @param \App\Models\ProductSku $sku
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* @param int $qty
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* @return array
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*/
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protected function deductProduct(ProductSku $sku, int $qty)
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{
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// 扣商品库存
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$sku->update([
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'sales' => DB::Raw("sales + {$qty}"),
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'stock' => DB::raw("stock - {$qty}"), // 库存
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]);
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$sku->spu?->increment('sales', $qty);
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// // 如果是因为赠品库存不足引起的异常，则需重试
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// do {
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// try {
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// return $this->deductGifts($sku, $qty);
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// } catch (QueryException $e) {
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// if (strpos($e->getMessage(), 'Numeric value out of range') === false) {
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// throw $e;
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// }
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// }
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// } while (true);
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}
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/**
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* 从门店中扣除商品库存
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*/
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protected function deductProductFromStore(Store $store, ProductSku $sku, int $amount)
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{
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$sku = $store->productSkus()->findOrFail($sku->id);
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// 添加出库记录
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$tag = Tag::firstOrCreate([
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'type' => Tag::TYPE_STORE_STOCK,
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'name' => '下单出库'
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]);
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$store->stockLogs()->create([
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'amount' => 0-$amount,
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'product_sku_id' => $sku->id,
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'remarks' => '购买',
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'tag_id' => $tag->id
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]);
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$store->productSkus()->updateExistingPivot($sku->id, [
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'amount' => $sku->pivot->amount - $amount
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]);
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}
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/**
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* 扣出商品的赠品
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*
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* @param \App\Models\ProductSku $sku
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* @param int $qty
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* @return array
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*/
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protected function deductGifts(ProductSku $sku, int $qty)
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{
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// 赠品
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$gifts = [];
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if ($qty < 1) {
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return $gifts;
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}
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$sku->gifts->loadMissing('giftSku');
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foreach ($sku->gifts as $gift) {
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// 如果未找到赠品，则不赠送
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if ($gift->giftSku === null) {
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continue;
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}
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// 需赠送礼品的总数
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$num = $gift->num * $qty;
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if ($gift->isLimit()) {
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if ($gift->remaining === 0) {
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continue;
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}
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if ($num > $gift->remaining) {
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// 计算剩余可赠送的份数
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$remainingQty = (int) ($gift->remaining / $gift->num);
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$num = $gift->num * $remainingQty;
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}
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}
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if ($gift->isLimit()) {
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$gift->update([
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'remaining' => DB::raw("remaining-{$num}"),
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'sent' => DB::raw("sent+{$num}"),
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]);
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} else {
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$gift->increment('sent', $num);
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}
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$gifts[] = [
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'sku' => $gift->giftSku,
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'num' => $num, // 赠送商品总数
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];
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}
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return $gifts;
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}
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/**
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* Undocumented function
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*
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* @param Order $order
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* @param [type] $products
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* @return array $gifts
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*/
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protected function activityGifts(Order $order, $products)
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{
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$_products = array_column($products, 'total_amount', 'sku_id');
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$inValidParts = [];
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// 整理订单商品的分区
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$partSkus = ProductPartSku::with('part')->whereIn('sku_id', array_keys($_products))->get();
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foreach ($partSkus as $partSku) {
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if ($partSku->part?->is_show) {
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$inValidParts[$partSku->part_id][$partSku->sku_id] = $_products[$partSku->sku_id] ?? 0;
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// if (isset($inValidParts[$partSku->part_id])) {
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// $inValidParts[$partSku->part_id] += $_products[$partSku->sku_id] ?? 0;
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// } else {
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// $inValidParts[$partSku->part_id] = $_products[$partSku->sku_id] ?? 0;
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// }
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}
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}
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// dd($inValidParts);
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//根据分区获取活动
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$partActivities = ActivityProductPart::with(['activity', 'activity.gifts'])->whereHas('activity', function (Builder $query) {
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return $query->where('is_use', true)->where('started_at', '<', now())->where('ended_at', '>=', now());
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})->whereIn('part_id', array_keys($inValidParts))->get();
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$activityArr = [];
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$partActivities->each(function ($item) use (&$activityArr) {
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$activityArr[$item->activity_id][] = $item->part_id;
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});
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$giveGifts = [];
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$sendedActivities = [];
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foreach ($partActivities as $partActivity) {
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//判断该活动是否已处理
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if (in_array($partActivity->activity_id, $sendedActivities)) {
|
||
continue;
|
||
}
|
||
$sendedActivities[] = $partActivity->activity_id;
|
||
//获取活动的赠品赠送规则
|
||
$_giftsRule = $partActivity->activity?->gifts_rule;
|
||
//判断是否首单：times=0为仅首单赠送, 1为不限
|
||
if ($_giftsRule['times'] == 0 && OrderProduct::where([
|
||
'activity_id' => $partActivity->activity_id,
|
||
'user_id' => $order->user_id,
|
||
])->whereHas('order', function ($query) {//除取消外的订单
|
||
return $query->where('status', '<>', Order::STATUS_CANCELLED);
|
||
})->exists()) {
|
||
continue;//提前结束本次循环
|
||
}
|
||
//判断是否满足门槛
|
||
$inValidGoods = [];
|
||
foreach ($inValidParts as $key => $part) {
|
||
if (in_array($key, $activityArr[$partActivity->activity_id])) {
|
||
$inValidGoods = array_merge($inValidGoods, $part);
|
||
}
|
||
}
|
||
if (bcmul($_giftsRule['value'], 100) > array_sum($inValidGoods)) {
|
||
continue;//提前结束本次循环
|
||
}
|
||
//返回赠品
|
||
$_gifts = $partActivity->activity->gifts;
|
||
$_num = 0;
|
||
foreach ($_gifts as $_gift) {
|
||
if (($_gift->stock - $_gift->pivot->qty) >= 0) {
|
||
$_num += $_gift->pivot->qty;
|
||
$giveGifts[] = [
|
||
'gift_for_sku_id'=> null,
|
||
'user_id' => $order->user_id,
|
||
'order_id' => $order->id,
|
||
'spu_id' => $_gift->spu_id,
|
||
'sku_id' => $_gift->id,
|
||
'category_id' => $_gift->category_id,
|
||
'name' => $_gift->name,
|
||
'specs' => json_encode($_gift->specs),
|
||
'cover' => $_gift->cover,
|
||
'weight' => $_gift->weight,
|
||
'sell_price' => $_gift->sell_price,
|
||
'vip_price' => $_gift->vip_price,
|
||
'sales_value' => 0, // 赠品不算销售值
|
||
'quantity' => $_gift->pivot->qty,
|
||
'remain_quantity' => $_gift->pivot->qty, // 剩余发货数量
|
||
'coupon_discount_amount' => 0,
|
||
'vip_discount_amount' => 0,
|
||
'total_amount' => 0,
|
||
'bargain_amount'=> 0,
|
||
'created_at' => $order->created_at,
|
||
'updated_at' => $order->updated_at,
|
||
'is_gift'=> true,
|
||
'activity_id'=>$partActivity->activity_id,
|
||
];
|
||
// 扣除商品库存
|
||
$this->deductProduct($_gift, $_gift->pivot->qty);
|
||
}
|
||
}
|
||
if ($_num > 0) {
|
||
//记录订单参与活动信息
|
||
OrderActivity::firstOrCreate([
|
||
'order_id'=>$order->id,
|
||
'activity_id'=>$partActivity->activity_id,
|
||
]);
|
||
}
|
||
}
|
||
|
||
return $giveGifts;
|
||
}
|
||
|
||
/**
|
||
* 确认快速下单
|
||
*
|
||
* @param \App\Models\User $user
|
||
* @param int $skuId
|
||
* @param int $quantity
|
||
* @param int|null $shippingAddressId
|
||
* @param int|null $couponId
|
||
* @param int|null $bargainOrderId
|
||
* @return array
|
||
*/
|
||
public function verifyQuickOrder(User $user, int $skuId, int $quantity, ?int $shippingAddressId = null, ?int $couponId = null, ?int $bargainOrderId = null)
|
||
{
|
||
$sku = ProductSku::online()->findOrFail($skuId);
|
||
|
||
$product = [
|
||
'sku' => $sku,
|
||
'quantity' => $quantity,
|
||
];
|
||
|
||
return $this->verifyOrder($user, [$product], $shippingAddressId, $couponId, $bargainOrderId);
|
||
}
|
||
|
||
/**
|
||
* 确认购物车订单
|
||
*
|
||
* @param \App\Models\User $user
|
||
* @param array $shoppingCartItemIds
|
||
* @param int|null $shippingAddressId
|
||
* @param int|null $couponId
|
||
* @return array
|
||
*/
|
||
public function verifyShoppingCartOrder(User $user, array $shoppingCartItemIds, ?int $shippingAddressId = null, ?int $couponId = null)
|
||
{
|
||
// 获取购买商品
|
||
$products = $this->getProductsByShoppingCart($user, $shoppingCartItemIds);
|
||
|
||
return $this->verifyOrder($user, $products, $shippingAddressId, $couponId);
|
||
}
|
||
|
||
/**
|
||
* 确认订单
|
||
*
|
||
* @param \App\Models\User $user
|
||
* @param array $products
|
||
* @param int|null $shippingAddressId
|
||
* @param int|null $couponId
|
||
* @param int|null $bargainOrderId
|
||
* @return array
|
||
*/
|
||
protected function verifyOrder(User $user, array $products, ?int $shippingAddressId = null, ?int $couponId = null, ?int $bargainOrderId = null): array
|
||
{
|
||
// 获取收货地址
|
||
$shippingAddress = $this->getShippingAddress($user, $shippingAddressId);
|
||
|
||
// 优惠券
|
||
$coupon = null;
|
||
|
||
if ($couponId) {
|
||
$coupon = $user->coupons()->onlyAvailable()->findOrFail($couponId);
|
||
}
|
||
|
||
$bargainOrder = null;
|
||
if ($bargainOrderId) {
|
||
$bargainOrder = $user->bargainOrders()->findOrFail($bargainOrderId);
|
||
}
|
||
|
||
$mapProducts = $this->mapProducts($user, $products, $coupon, $bargainOrder);
|
||
|
||
// 是否支持配送
|
||
$shippingSupported = true;
|
||
// 运费
|
||
$shippingFee = 0;
|
||
|
||
if ($shippingAddress) {
|
||
try {
|
||
$shippingFee = $this->calculateShippingFee($mapProducts, $shippingAddress);
|
||
} catch (ShippingNotSupportedException $e) {
|
||
$shippingFee = 0;
|
||
$shippingSupported = false;
|
||
}
|
||
}
|
||
|
||
list(
|
||
$productsTotalAmount,
|
||
$vipDiscountAmount,
|
||
$couponDiscountAmount,
|
||
$salesValue,
|
||
$bargainAmount,
|
||
) = $this->calculateFees($mapProducts);
|
||
|
||
$totalAmount = $productsTotalAmount - $couponDiscountAmount - $vipDiscountAmount - $bargainAmount;
|
||
|
||
if ($totalAmount < 0) {
|
||
$totalAmount = 0;
|
||
}
|
||
|
||
$totalAmount += $shippingFee;
|
||
|
||
return [
|
||
'products' => collect($mapProducts)->map(function ($item) {
|
||
return [
|
||
'sku' => ProductSkuSimpleResource::make($item['sku']),
|
||
'quantity' => $item['quantity'],
|
||
];
|
||
}),
|
||
'coupons' => UserCouponResource::collection((new CouponService())->getAvailableCoupons($user, $products)),
|
||
'shipping_address' => $shippingAddress ? ShippingAddressResource::make($shippingAddress) : null, // 收货地址
|
||
'shipping_supported' => $shippingSupported,
|
||
'shipping_fee' => trim_trailing_zeros(bcdiv($shippingFee, 100, 2)), // 运费
|
||
'products_total_amount' => trim_trailing_zeros(bcdiv($productsTotalAmount, 100, 2)), // 商品总额
|
||
'vip_discount_amount' => trim_trailing_zeros(bcdiv($vipDiscountAmount, 100, 2)), // 会员折扣金额
|
||
'coupon_discount_amount' => trim_trailing_zeros(bcdiv($couponDiscountAmount, 100, 2)), // 优惠券折扣金额
|
||
'total_amount' => trim_trailing_zeros(bcdiv($totalAmount, 100, 2)), // 实付金额
|
||
'bargain_amount' => trim_trailing_zeros(bcdiv($bargainAmount, 100, 2)), //砍价金额
|
||
];
|
||
}
|
||
|
||
/**
|
||
* 计算费用
|
||
*
|
||
* @param array $products
|
||
* @return array
|
||
*/
|
||
protected function calculateFees(array $products)
|
||
{
|
||
$productsTotalAmount = 0;
|
||
$vipDiscountAmount = 0;
|
||
$couponDiscountAmount = 0;
|
||
$salesValue = 0;
|
||
$bargainAmount = 0;
|
||
|
||
foreach ($products as $product) {
|
||
$productsTotalAmount += $product['total_amount'];
|
||
$vipDiscountAmount += $product['vip_discount_amount'];
|
||
$couponDiscountAmount += $product['coupon_discount_amount'];
|
||
$salesValue = bcadd($salesValue, $product['total_sales_value']);
|
||
$bargainAmount += $product['bargain_amount'];
|
||
}
|
||
|
||
return [
|
||
$productsTotalAmount,
|
||
$vipDiscountAmount,
|
||
$couponDiscountAmount,
|
||
$salesValue,
|
||
$bargainAmount,
|
||
];
|
||
}
|
||
|
||
/**
|
||
* 计算运费
|
||
*
|
||
* @param array $products
|
||
* @param \App\Models\ShippingAddress $shippingAddress
|
||
* @return int
|
||
*/
|
||
protected function calculateShippingFee(array $products, ?ShippingAddress $shippingAddress): int
|
||
{
|
||
// 运费
|
||
$shippingFee = 0;
|
||
if (!$shippingAddress) {
|
||
return $shippingFee;
|
||
}
|
||
|
||
$shippings = [];
|
||
|
||
foreach ($products as $product) {
|
||
$sku = $product['sku'];
|
||
|
||
if (is_null($sku->shipping_template_id)) {
|
||
continue;
|
||
}
|
||
|
||
$shipping = $shippings[$sku->shipping_template_id] ?? [
|
||
'total_weight' => 0,
|
||
'total_amount' => 0,
|
||
];
|
||
$shipping['total_weight'] += $sku->weight * $product['quantity'];
|
||
$shipping['total_amount'] += $product['total_amount'] - $product['vip_discount_amount'] - $product['coupon_discount_amount'];
|
||
|
||
$shippings[$sku->shipping_template_id] = $shipping;
|
||
}
|
||
|
||
$shippingService = new ShippingService();
|
||
|
||
foreach ($shippings as $templateId => $shipping) {
|
||
$shippingFee += $shippingService->countShippingAmount(
|
||
$shipping['total_weight'],
|
||
$shipping['total_amount'],
|
||
$templateId,
|
||
$shippingAddress->zone_id
|
||
);
|
||
}
|
||
|
||
return $shippingFee;
|
||
}
|
||
|
||
/**
|
||
* 准备商品信息
|
||
*
|
||
* @param \App\Models\User $user
|
||
* @param array $products {sku: App\Models\ProductSku, quantity: 数量}
|
||
* @param \App\Models\UserCoupon|null $coupon
|
||
* @return array
|
||
*
|
||
* @throws \App\Exceptions\BizException
|
||
*/
|
||
protected function mapProducts(User $user, array $products, ?UserCoupon $coupon, ?BargainOrder $bargainOrder = null): array
|
||
{
|
||
$_products = collect($products)->map(function ($item) use ($user) {
|
||
$sku = $item['sku'];
|
||
|
||
return array_merge($item, [
|
||
// 优惠券折扣金额
|
||
'coupon_discount_amount' => 0,
|
||
// 会员折扣金额
|
||
'vip_discount_amount' => $this->calculateVipDiscountAmount(
|
||
$user, $sku, $item['quantity']
|
||
),
|
||
// 总金额
|
||
'total_amount' => $sku->sell_price * $item['quantity'],
|
||
// 总销售值
|
||
'total_sales_value' => bcmul($sku->sales_value, $item['quantity'], 2),
|
||
//砍价金额
|
||
'bargain_amount' => 0,
|
||
]);
|
||
});
|
||
|
||
//处理砍价金额
|
||
if ($bargainOrder) {
|
||
$bargainDiscountAmount = $this->getBargainDiscountAmount($bargainOrder, $_products->all());
|
||
$_products = $_products->map(function ($item) use ($bargainDiscountAmount) {
|
||
$item['bargain_amount'] = $bargainDiscountAmount[$item['sku']->id] ?? 0;
|
||
return $item;
|
||
});
|
||
}
|
||
|
||
if ($coupon === null) {
|
||
return $_products->all();
|
||
}
|
||
|
||
$couponDiscountAmounts = $this->getCouponDiscountAmounts($coupon, $_products->all());
|
||
|
||
return $_products->map(function ($item) use ($couponDiscountAmounts) {
|
||
$item['coupon_discount_amount'] = $couponDiscountAmounts[$item['sku']->id] ?? 0;
|
||
|
||
return $item;
|
||
})->all();
|
||
}
|
||
|
||
/**
|
||
* 计算会员折扣金额
|
||
*
|
||
* @param \App\Models\User $user
|
||
* @param \App\Models\ProductSku $sku
|
||
* @param int $quantity
|
||
* @return int
|
||
*/
|
||
protected function calculateVipDiscountAmount(User $user, ProductSku $sku, int $quantity)
|
||
{
|
||
$price = $sku->getRealPrice($user);
|
||
|
||
if ($price > $sku->sell_price) {
|
||
return 0;
|
||
}
|
||
|
||
return ($sku->sell_price - $price) * $quantity;
|
||
}
|
||
|
||
/**
|
||
* 获取商品的优惠券折扣金额
|
||
*
|
||
* @param \App\Models\UserCoupon $coupon
|
||
* @param array $products
|
||
* @return array
|
||
*
|
||
* @throws \App\Exceptions\BizException
|
||
*/
|
||
protected function getCouponDiscountAmounts(UserCoupon $coupon, array $products): array
|
||
{
|
||
// 启用的券的使用规则
|
||
$coupon->loadMissing(['ranges' => function ($query) {
|
||
$query->isEnable();
|
||
}]);
|
||
|
||
// 可使用优惠券的商品总额
|
||
$amounts = [];
|
||
|
||
foreach ($products as $item) {
|
||
$sku = $item['sku'];
|
||
|
||
if (! $coupon->isSupport($sku)) {
|
||
throw new BizException('优惠券不满足使用条件');
|
||
}
|
||
|
||
$amount = $item['total_amount'] - $item['vip_discount_amount'];
|
||
|
||
// 仅保留商品真实总额大于0的商品
|
||
if ($amount > 0) {
|
||
$amounts[$sku->id] = $amount;
|
||
}
|
||
}
|
||
|
||
// 全部商品总额
|
||
$totalAmount = array_sum($amounts);
|
||
|
||
if ($coupon->coupon_threshold > $totalAmount) {
|
||
throw new BizException('优惠券不满足使用条件');
|
||
}
|
||
|
||
// 优惠券折扣金额
|
||
$couponAmount = value(function ($coupon, $totalAmount) {
|
||
// 如果优惠券是折扣券，则需算出优惠总额
|
||
if ($coupon->isDiscountCoupon()) {
|
||
return (int) bcmul($totalAmount, bcdiv(100 - $coupon->coupon_amount, 100, 2));
|
||
}
|
||
|
||
// 如果优惠券的折扣金额超过商品总额，则优惠金额为商品总额
|
||
if ($coupon->coupon_amount > $totalAmount) {
|
||
return $totalAmount;
|
||
}
|
||
|
||
return $coupon->coupon_amount;
|
||
}, $coupon, $totalAmount);
|
||
|
||
// 待计算优惠的商品总数
|
||
$i = count($amounts);
|
||
|
||
foreach ($amounts as &$amount) {
|
||
$i--;
|
||
|
||
$originalAmount = $amount;
|
||
|
||
if ($i > 0) {
|
||
$amount = (int) bcdiv(bcmul($couponAmount, $amount, 0), $totalAmount, 2);
|
||
$couponAmount -= $amount;
|
||
$totalAmount -= $originalAmount;
|
||
} else {
|
||
$amount = $couponAmount;
|
||
}
|
||
|
||
unset($amount);
|
||
}
|
||
|
||
return $amounts;
|
||
}
|
||
|
||
/**
|
||
*
|
||
*/
|
||
protected function getBargainDiscountAmount(BargainOrder $bargainOrder, array $products): array
|
||
{
|
||
// 砍价的商品
|
||
$amounts = [];
|
||
foreach ($products as $item) {
|
||
$sku = $item['sku'];
|
||
|
||
$amount = $item['total_amount'] - $item['vip_discount_amount'];
|
||
|
||
// 仅保留商品真实总额大于0的商品
|
||
if ($amount > 0) {
|
||
$amounts[$sku->id] = $amount;
|
||
}
|
||
}
|
||
|
||
// 全部商品总额
|
||
$totalAmount = array_sum($amounts);
|
||
|
||
|
||
$bargainAmount = $bargainOrder->bargain_price ?? 0;
|
||
|
||
// 待计算优惠的商品总数
|
||
$i = count($amounts);
|
||
|
||
foreach ($amounts as &$amount) {
|
||
$i--;
|
||
|
||
$originalAmount = $amount;
|
||
|
||
if ($i > 0) {
|
||
$amount = (int) bcdiv(bcmul($bargainAmount, $amount, 0), $totalAmount, 2);
|
||
$bargainAmount -= $amount;
|
||
$totalAmount -= $originalAmount;
|
||
} else {
|
||
$amount = $bargainAmount;
|
||
}
|
||
|
||
unset($amount);
|
||
}
|
||
|
||
return $amounts;
|
||
}
|
||
|
||
/**
|
||
* 根据购物车获取商品
|
||
*
|
||
* @param \App\Models\User $user
|
||
* @param array $shoppingCartItemIds
|
||
* @return array
|
||
*
|
||
* @throws \App\Exceptions\BizException
|
||
*/
|
||
protected function getProductsByShoppingCart(User $user, array $shoppingCartItemIds): array
|
||
{
|
||
$shoppingCartItems = $user->shoppingCartItems()->findMany($shoppingCartItemIds);
|
||
|
||
if ($shoppingCartItems->count() !== count($shoppingCartItemIds)) {
|
||
throw new BizException('购物车商品已丢失');
|
||
}
|
||
|
||
$shoppingCartItems->load('sku.spu');
|
||
|
||
$lostShoppingCartItems = $shoppingCartItems->filter(function ($item) {
|
||
return $item->sku === null;
|
||
});
|
||
|
||
if ($lostShoppingCartItems->count() > 0) {
|
||
throw new BizException('购物车商品已失效');
|
||
}
|
||
|
||
return $shoppingCartItems->map(function ($item) {
|
||
return [
|
||
'sku' => $item->sku,
|
||
'quantity' => $item->quantity,
|
||
];
|
||
})->all();
|
||
}
|
||
|
||
/**
|
||
* 获取收货地址
|
||
*
|
||
* @param \App\Models\User $user
|
||
* @param int|null $shippingAddressId
|
||
* @return \App\Models\ShippingAddress|null
|
||
*
|
||
* @throws \Illuminate\Database\Eloquent\ModelNotFoundException
|
||
*/
|
||
protected function getShippingAddress(User $user, ?int $shippingAddressId = null): ?ShippingAddress
|
||
{
|
||
if ($shippingAddressId) {
|
||
return $user->shippingAddresses()->findOrFail($shippingAddressId);
|
||
}
|
||
|
||
return $user->shippingAddresses()->where('is_default', true)->first();
|
||
}
|
||
|
||
/**
|
||
* 订单付款
|
||
*
|
||
* @param \App\Models\Order $order
|
||
* @param \App\Enums\PayWay $payWay
|
||
* @return mixed
|
||
*
|
||
* @throws \App\Exceptions\WeChatPayException
|
||
*/
|
||
public function pay(Order $order, PayWay $payWay)
|
||
{
|
||
if (! $order->isPending()) {
|
||
throw new BizException('订单状态不是待付款');
|
||
}
|
||
|
||
do {
|
||
$payLog = null;
|
||
|
||
try {
|
||
$payLog = $order->payLogs()->create([
|
||
'pay_sn' => serial_number(),
|
||
'pay_way' => $payWay,
|
||
]);
|
||
} catch (QueryException $e) {
|
||
if (strpos($e->getMessage(), 'Duplicate entry') === false) {
|
||
throw $e;
|
||
}
|
||
}
|
||
} while ($payLog === null);
|
||
|
||
$data = [
|
||
'pay_sn' => $payLog->pay_sn,
|
||
];
|
||
|
||
// 如果支付方式为线下支付，或支付金额为 0，则按支付完成处理
|
||
if ($order->total_amount === 0 || $payLog->isOffline()) {
|
||
(new PayService())->handleSuccess($payLog, [
|
||
'pay_at' => now(),
|
||
]);
|
||
|
||
$data = null;
|
||
} elseif ($payLog->isWxpay()) {
|
||
if (is_null($tradeType = WxpayTradeType::tryFromPayWay($payLog->pay_way))) {
|
||
throw new BizException('支付方式 非法');
|
||
}
|
||
|
||
$params = [
|
||
'body' => app_settings('app.app_name').'-商城订单',
|
||
'out_trade_no' => $payLog->pay_sn,
|
||
'total_fee' => $order->total_amount,
|
||
'trade_type' => $tradeType->value,
|
||
];
|
||
|
||
if ($tradeType === WxpayTradeType::JSAPI) {
|
||
$socialite = match ($payLog->pay_way) {
|
||
PayWay::WxpayMiniProgram => SocialiteUser::where([
|
||
'user_id' => $order->user_id,
|
||
'socialite_type' => SocialiteType::WechatMiniProgram,
|
||
])->first(),
|
||
};
|
||
|
||
if ($socialite === null) {
|
||
throw new BizException('未绑定微信小程序');
|
||
}
|
||
|
||
$params['openid'] = $socialite->socialite_id;
|
||
}
|
||
|
||
$data = (new WxpayService())->pay($params, match ($payLog->pay_way) {
|
||
PayWay::WxpayMiniProgram => 'mini_program',
|
||
default => 'default',
|
||
});
|
||
} elseif ($payLog->isAlipay()) {
|
||
$params = [
|
||
'subject' => app_settings('app.app_name').'-商城订单',
|
||
'out_trade_no' => $payLog->pay_sn,
|
||
'total_amount' => bcdiv($order->total_amount, 100, 2),
|
||
];
|
||
|
||
$data = app(AlipayService::class)->pay($params);
|
||
}
|
||
|
||
return [
|
||
'pay_way' => $payLog->pay_way,
|
||
'data' => $data,
|
||
];
|
||
}
|
||
|
||
/**
|
||
* 确认订单
|
||
*
|
||
* @param \App\Models\Order $order
|
||
* @param bool $isSettlable
|
||
* @return void
|
||
*/
|
||
public function confirm(Order $order, $isSettlable = false)
|
||
{
|
||
if (! $order->isShipped()) {
|
||
throw new BizException('订单包裹未发完');
|
||
}
|
||
|
||
if ($isSettlable && $order->afterSales()->processing()->count() > 0) {
|
||
throw new BizException('订单商品售后中，不能完成此订单');
|
||
}
|
||
|
||
$orderPackageService = new OrderPackageService();
|
||
|
||
$order->loadMissing('packages');
|
||
|
||
$packages = $order->packages->filter(function ($item) {
|
||
return ! $item->is_failed && ! $item->isChecked();
|
||
});
|
||
|
||
foreach ($packages as $package) {
|
||
$orderPackageService->checkPackage($package, true);
|
||
}
|
||
|
||
$order->update([
|
||
'status' => Order::STATUS_COMPLETED,
|
||
'completed_at' => now(),
|
||
]);
|
||
}
|
||
|
||
/**
|
||
* 取消订单
|
||
*
|
||
* @param \App\Models\Order $order
|
||
* @return void
|
||
*/
|
||
public function cancel(Order $order)
|
||
{
|
||
if (! $order->isPending() && ! $order->isWaitShipping()) {
|
||
throw new BizException('订单状态不是待付款或待发货');
|
||
}
|
||
|
||
if ($order->isWaitShipping()) {
|
||
$order->refundLogs()->create([
|
||
'sn' => serial_number(),
|
||
'amount' => $order->total_amount,
|
||
'reason' => '取消订单',
|
||
]);
|
||
}
|
||
|
||
// 门店订单
|
||
if ($order->store_id) {
|
||
// 返还店铺库存
|
||
} else {
|
||
$products = $order->products()->get();
|
||
|
||
foreach ($products->load(['sku', 'spu']) as $product) {
|
||
if ($product->sku === null) {
|
||
continue;
|
||
}
|
||
|
||
// 如果商品不是赠品，则直接增加商品库存
|
||
if (! $product->isGift()) {
|
||
$product->spu?->increment('sales', -$product->quantity);
|
||
$product->sku?->update([
|
||
'stock' => DB::Raw("stock + {$product->quantity}"),
|
||
'sales' => DB::Raw("sales - {$product->quantity}"),
|
||
]);
|
||
continue;
|
||
}
|
||
|
||
//原赠品
|
||
if ($product->gift_for_sku_id) {
|
||
$gift = ProductGift::where('sku_id', $product->gift_for_sku_id)
|
||
->where('gift_sku_id', $product->sku_id)
|
||
->first();
|
||
|
||
if ($gift === null) {
|
||
continue;
|
||
}
|
||
|
||
if ($gift->isLimit()) {
|
||
$gift->update([
|
||
'remaining' => DB::raw("remaining+{$product->quantity}"),
|
||
'sent' => DB::raw("sent-{$product->quantity}"),
|
||
]);
|
||
} else {
|
||
$gift->decrement('sent', $product->quantity);
|
||
}
|
||
continue;
|
||
} else {//新赠品, 则直接增加商品库存
|
||
$product->spu?->increment('sales', -$product->quantity);
|
||
$product->sku?->update([
|
||
'stock' => DB::Raw("stock + {$product->quantity}"),
|
||
'sales' => DB::Raw("sales - {$product->quantity}"),
|
||
]);
|
||
continue;
|
||
}
|
||
}
|
||
}
|
||
|
||
// 取消订单，退券
|
||
if ($order->user_coupon_id) {
|
||
UserCoupon::where('user_id', $order->user_id)->where('id', $order->user_coupon_id)->update([
|
||
'is_use'=>false,
|
||
]);
|
||
}
|
||
|
||
$order->update([
|
||
'status' => Order::STATUS_CANCELLED,
|
||
]);
|
||
}
|
||
}
|