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update: fix coupon & server record rate issue

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This commit is contained in:
tokumeikoi
2022-07-17 00:59:35 +08:00
parent 2073727a0a
commit 8702a3489b
8 changed files with 26 additions and 23 deletions
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5
app/Services/CouponService.php
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@ -15,7 +15,9 @@ class CouponService
public function __construct($code)
{
$this->coupon = Coupon::where('code', $code)->first();
$this->coupon = Coupon::where('code', $code)
->lockForUpdate()
->first();
}
public function use(Order $order):bool
@ -37,6 +39,7 @@ class CouponService
}
if ($this->coupon->limit_use !== NULL) {
$this->coupon->limit_use = $this->coupon->limit_use - 1;
if ($this->coupon->limit_use <= 0) return false;
if (!$this->coupon->save()) {
return false;
}