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- <?php
-
- namespace addons\unishop\behavior;
-
- use addons\unishop\extend\Ali;
- use addons\unishop\extend\Hashids;
- use addons\unishop\extend\Wechat;
- use addons\unishop\model\Address;
- use addons\unishop\model\Config;
- use addons\unishop\model\DeliveryRule as DeliveryRuleModel;
- use addons\unishop\model\OrderProduct;
- use addons\unishop\model\Product;
- use app\admin\model\unishop\Coupon;
- use think\Db;
- use think\Exception;
-
- /**
- * 订单相关行为
- * Class Order
- * @package addons\unishop\behavior
- */
- class Order
- {
- /**
- * 创建订单之后
- * 行为一:根据订单减少商品库存 增加"已下单未支付数量"
- * 行为二:如果选了购物车的就删除购物车的信息
- * @param array $params 商品属性
- * @param array $extra [specNumber] => ['spec1' => 'number1','spec2' => 'number2']
- */
- public function createOrderAfter(&$params, $extra)
- {
- // 行为一
- $key = 0;
- $productExtend = new \addons\unishop\extend\Product;
- $prefix = \think\Config::get('database.prefix');
-
- if (Config::isPessimism()) {
- // 悲观锁
- foreach ($extra['specNumber'] as $spec => $number) {
- $result = 0;
- if (is_numeric($spec) && $params[$key]['use_spec'] == Product::SPEC_OFF) {
- $result = Db::execute('UPDATE ' . $prefix . "unishop_product SET no_buy_yet = no_buy_yet+{$number}, real_sales = real_sales+{$number}, stock = stock-{$number} WHERE id = {$params[$key]['id']}");
- } else if ($params[$key]['use_spec'] == Product::SPEC_ON) {
- $info = $productExtend->getBaseData($params[$key], $spec);
-
- // mysql<5.7.13时用
- //if (mysql < 5.7.13) {
- $spec = str_replace(',', '","', $spec);
- $search = '"stock":"' . $info['stock'] . '","value":["' . $spec . '"]';
- $stock = $info['stock'] - $number;
- $replace = '"stock":\"' . $stock . '\","value":["' . $spec . '"]';
- $sql = 'UPDATE ' . $prefix . "unishop_product SET no_buy_yet = no_buy_yet+{$number}, stock = stock-{$number}, real_sales = real_sales+{$number} ,`specTableList` = REPLACE(specTableList,'$search','$replace') WHERE id = {$params[$key]['id']}";
- $result = Db::execute($sql);
- //}
-
- //下面语句直接操作JSON
- //if (mysql >= 5.7.13) {
- //$info['stock'] -= $number;
- //$result = Db::execute("UPDATE fa_unishop_product SET no_buy_yet = no_buy_yet+{$number}, real_sales = real_sales+{$number}, stock = stock-{$number},specTableList = JSON_REPLACE(specTableList, '$[{$info['key']}].stock', {$info['stock']}) WHERE id = {$params[$key]['id']}");
- //}
- }
- if ($result == 0) { // 锁生效
- throw new Exception('下单失败,请重试');
- }
- $key++;
- }
- } else {
- // 乐观锁
- foreach ($extra['specNumber'] as $spec => $number) {
- $result = 0;
- if (is_numeric($spec) && $params[$key]['use_spec'] == Product::SPEC_OFF) {
- $result = Db::execute('UPDATE ' . $prefix . "unishop_product SET no_buy_yet = no_buy_yet+{$number}, real_sales = real_sales+{$number}, stock = stock-{$number} WHERE id = {$params[$key]['id']} AND stock = {$params[$key]['stock']}");
- } else if ($params[$key]['use_spec'] == Product::SPEC_ON) {
- $info = $productExtend->getBaseData($params[$key], $spec);
-
- // mysql<5.7.13时用
- //if (mysql < 5.7.13) {
- $spec = str_replace(',', '","', $spec);
- $search = '"stock":"' . $info['stock'] . '","value":["' . $spec . '"]';
- $stock = $info['stock'] - $number;
- $replace = '"stock":\"' . $stock . '\","value":["' . $spec . '"]';
- $sql = 'UPDATE ' . $prefix . "unishop_product SET no_buy_yet = no_buy_yet+{$number}, real_sales = real_sales+{$number}, stock = stock-{$number},`specTableList` = REPLACE(specTableList,'$search','$replace') WHERE id = {$params[$key]['id']} AND stock = {$params[$key]['stock']}";
- $result = Db::execute($sql);
- //}
-
- //下面语句直接操作JSON
- //if (mysql >= 5.7.13) {
- //$info['stock'] -= $number;
- //$result = Db::execute("UPDATE fa_unishop_product SET no_buy_yet = no_buy_yet+{$number}, real_sales = real_sales+{$number}, stock = stock-{$number},specTableList = JSON_REPLACE(specTableList, '$[{$info['key']}].stock', {$info['stock']}) WHERE id = {$params[$key]['id']} AND stock = {$params[$key]['stock']}");
- //}
- }
- if ($result == 0) { // 锁生效
- throw new Exception('下单失败,请重试');
- }
- $key++;
- }
- }
-
- // 行为二
- if (!empty($extra['cart'])) {
- $cart = $extra['cart'];
- Db::execute('DELETE FROM ' . $prefix . "unishop_cart WHERE id IN ($cart) AND user_id = $extra[userId]");
- }
-
- // More ...
- }
-
-
- /**
- * 检查是否符合创建订单的条件
- * 条件1:商品是否存在
- * 条件2:商品库存情况
- * 条件3:收货地址是否在范围内
- * 条件4:是否使用优惠券,优惠券能否可用
- * @param array $params
- * @param array $extra
- * @throws Exception
- * @throws \think\exception\DbException
- */
- public function createOrderBefore(&$params, $extra)
- {
-
- $specs = explode(',', $extra['spec']);
- foreach ($specs as &$spec) {
- $spec = str_replace('|', ',', $spec);
- }
- $numbers = explode(',', $extra['number']);
- $productIds = explode(',', $extra['product_id']);
-
- if (count($specs) !== count($numbers) || count($specs) !== count($productIds)) {
- throw new Exception(__('Parameter error'));
- }
-
- // 订单价格
- $orderPrice = 0;
-
- // 条件一
- $products = [];
- foreach ($productIds as $key => &$productId) {
- $productId = Hashids::decodeHex($productId);
- $products[$key] = Db::name('unishop_product')
- ->where(['id' => $productId, 'switch' => Product::SWITCH_ON])
- ->lock(Config::isPessimism()) // Todo 是否使用悲观锁
- ->find();
- if (!$products[$key]) {
- throw new Exception(__('There are not exist or Offline'));
- }
- }
- if (count($products) == 0 || count($productIds) != count($products)) {
- throw new Exception(__('There are offline product'));
- }
- // 从购物车下单多个商品时,有同一个商品的不同规格导致减库存问题
- if (count($productIds) > 0) {
- $reduceStock = [];
- foreach ($products as $key => $value) {
- if (!isset($reduceStock[$value['id']])) {
- $reduceStock[$value['id']] = $numbers[$key];
- } else {
- $products[$key]['stock'] -= $reduceStock[$value['id']];
- $reduceStock[$value['id']] += $numbers[$key];
- }
- }
- }
-
- // 条件二
- foreach ($products as $key => $product) {
- $productInfo = (new \addons\unishop\extend\Product())->getBaseData($product, $specs[$key] ? $specs[$key] : '');
- if ($productInfo['stock'] < $numbers[$key]) {
- throw new Exception(__('Insufficient inventory,%s pieces left', $productInfo['stock']));
- }
- $orderPrice = bcadd($orderPrice, bcmul($productInfo['sales_price'], $numbers[$key], 2), 2);
- $baseProductInfo[] = $productInfo;
- }
-
- // 条件三
- $delivery = (new DeliveryRuleModel())->cityInScopeOfDelivery($extra['city_id'], $extra['delivery_id']);
- if (!$delivery) {
- throw new Exception(__('Your receiving address is not within the scope of delivery'));
- } else {
- if ($delivery['min'] > array_sum($numbers)) {
- throw new Exception(__('You must purchase at least %s item to use this shipping method', $delivery['min']));
- }
- }
- $address = (new Address)->where(['id' => $extra['address_id'], 'user_id' => $extra['userId']])->find();
- if (!$address) {
- throw new Exception(__('Address not exist'));
- }
-
- // 条件四
- if ($extra['coupon_id']) {
- $coupon = Coupon::get($extra['coupon_id']);
- if ($coupon['switch'] == Coupon::SWITCH_OFF || $coupon['deletetime'] || $coupon['starttime'] > time() || $coupon['endtime'] < time()) {
- throw new Exception('此优惠券不可用');
- }
- // 至少消费多少钱
- if ($coupon['least'] > $orderPrice) {
- throw new Exception('选中的优惠券不满足使用条件');
- }
- } else {
- $coupon = [];
- }
-
- $params = [$products, $delivery, $coupon, $baseProductInfo, $address, $orderPrice, $specs, $numbers];
- }
-
- /**
- * 支付成功
- * 行为一:更改订单的支付状态,更新支付时间。
- * 行为二:减少商品的已下单但未支付的数量
- * @param $params
- * @param $extra
- * @throws \think\db\exception\DataNotFoundException
- * @throws \think\db\exception\ModelNotFoundException
- * @throws \think\exception\DbException
- */
- public function paidSuccess(&$params, $extra)
- {
- $order = &$params;
- $order->have_paid = time();// 更新支付时间为当前时间
- $order->pay_type = $extra['pay_type'];
- $order->save();
-
- $orderProductModel = new OrderProduct();
- $orderProducts = $orderProductModel
- ->with('product')
- ->where(['order_id' => $order->id])
- ->select();
-
- foreach ($orderProducts as $product) {
- if (isset($product->product)) {
- $product->product->no_buy_yet -= $product->number;
- $product->product->save();
- }
- }
-
- // More ...
- }
-
- /**
- * 支付失败
- * @param $params
- */
- public function paidFail(&$params)
- {
- $order = &$params;
- $order->have_paid = \addons\unishop\model\Order::PAID_NO;
- $order->save();
-
- // More ...
- }
-
- /**
- * 订单退款
- * 行为一:退款
- * @param array $params 订单数据
- */
- public function orderRefund(&$params)
- {
- $order = &$params;
-
- // 行为一
- switch ($order['pay_type']) {
- case \addons\unishop\model\Order::PAY_WXPAY:
- $app = Wechat::initEasyWechat('payment');
- $result = $app->refund->byOutTradeNumber($params['out_trade_no'], $params['out_trade_no'], bcmul($params['total_price'], 100), bcmul($params['refund']['amount'], 100), [
- // 可在此处传入其他参数,详细参数见微信支付文档
- 'refund_desc' => $params['refund']['reason_type'],
- ]);
- break;
- case \addons\unishop\model\Order::PAY_ALIPAY:
- $alipay = Ali::initAliPay();
- $order = [
- 'out_trade_no' => $params['out_trade_no'],
- 'refund_amount' => $params['total_price'],
- ];
- $result = $alipay->refund($order);
- break;
- }
-
- // More ...
- }
- }
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