112 lines
3.9 KiB
PHP
112 lines
3.9 KiB
PHP
<?php
|
|
|
|
namespace plugin\marketing\app\model;
|
|
|
|
use app\model\Basic;
|
|
use plugin\finance\app\model\PluginFinanceOrders;
|
|
use plugin\finance\utils\enum\OrdersState;
|
|
use plugin\marketing\utils\enum\CouponRule;
|
|
use plugin\marketing\utils\enum\UseType;
|
|
use plugin\user\app\model\PluginUser;
|
|
|
|
class PluginMarketingCouponCode extends Basic
|
|
{
|
|
// 所有可识别订单状态
|
|
public static $validOrderStates = [
|
|
OrdersState::WAIT_PAY['value'],
|
|
OrdersState::PAID['value'],
|
|
OrdersState::FINISH['value'],
|
|
OrdersState::REFUND_ING['value'],
|
|
OrdersState::REFUND_SUCCESS['value'],
|
|
OrdersState::REFUND_FAIL['value'],
|
|
OrdersState::INVALID['value'],
|
|
OrdersState::NOTIFY_FAIL['value'],
|
|
];
|
|
protected function getOptions(): array
|
|
{
|
|
return [
|
|
'type' => [
|
|
// 设置JSON字段的类型
|
|
'discount' => 'float',
|
|
'full_price' => 'float',
|
|
'money' => 'float',
|
|
]
|
|
];
|
|
}
|
|
public function user()
|
|
{
|
|
return $this->hasOne(PluginUser::class, 'id', 'uid');
|
|
}
|
|
public function coupon()
|
|
{
|
|
return $this->hasOne(PluginMarketingCoupon::class, 'id', 'coupon_id');
|
|
}
|
|
protected function sceneExternal()
|
|
{
|
|
return $this->visible(['coupon_code', 'coupon_rule', 'state', 'state_text', 'discount', 'full_price', 'money', 'start_time', 'end_time', 'expire_time', 'receive_time', 'coupon', 'exclusive', 'scope', 'update_scope', 'support_scope', 'role', 'receive_type_text', 'use_type_text', 'server']);
|
|
}
|
|
/**
|
|
* 使用优惠券
|
|
* @param PluginFinanceOrders 订单
|
|
* @param PluginMarketingCouponCode 所选优惠券列表
|
|
* @param null $extra 额外参数
|
|
* @return array 返回可使用优惠券码id
|
|
* @throws \Exception
|
|
*/
|
|
public static function useCoupon($Order, $Coupons, $extra = null)
|
|
{
|
|
$Order->system_money = 0;
|
|
$result = [];
|
|
|
|
foreach ($Coupons as $item) {
|
|
$coupon = $item->coupon;
|
|
$server = $coupon->server()->column('server');
|
|
if (!empty($server) && !in_array($Order->type, $server)) {
|
|
throw new \Exception("优惠券「{$coupon->title}」不适用于当前服务");
|
|
}
|
|
|
|
// 3. 校验使用类型
|
|
switch ($coupon->use_type) {
|
|
case UseType::FIRST_ORDER['value']:
|
|
$hasPaidOrder = PluginFinanceOrders::where(['uid' => $Order->uid])
|
|
->whereIn('state', self::$validOrderStates)
|
|
->count();
|
|
if ($hasPaidOrder > 0) {
|
|
throw new \Exception("优惠券「{$coupon->title}」仅限首单使用");
|
|
}
|
|
break;
|
|
}
|
|
|
|
// 5. 优惠金额计算（先复制当前金额）
|
|
$newMoney = $Order->money;
|
|
|
|
switch ($coupon->coupon_rule) {
|
|
case CouponRule::DISCOUNT['value']:
|
|
if ($coupon->discount > 0 && $coupon->discount < 1) {
|
|
$newMoney = $newMoney * $coupon->discount;
|
|
}
|
|
break;
|
|
|
|
case CouponRule::FULL_PRICE['value']:
|
|
if ($coupon->full_price > 0 && $Order->origin_money < $coupon->full_price) {
|
|
throw new \Exception("优惠券「{$coupon->title}」不满足满减条件");
|
|
}
|
|
$newMoney -= $coupon->money;
|
|
break;
|
|
}
|
|
|
|
$newMoney = max(0, $newMoney);
|
|
$discountAmount = $Order->money - $newMoney;
|
|
|
|
// 6. 更新订单金额及归属
|
|
$Order->money = $newMoney;
|
|
$Order->system_money += $discountAmount;
|
|
|
|
// 7. 记录已使用的券码ID
|
|
$result[] = $item->id;
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
}
|