From ecc1eb5570f3d3752e0e83232d08af940b143b8c Mon Sep 17 00:00:00 2001
From: "iVampireSP.com" <im@ivampiresp.com>
Date: Tue, 17 Jan 2023 13:09:06 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E8=BF=9B?=
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---
 app/Models/User.php | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/app/Models/User.php b/app/Models/User.php
index 65d50d0..c25a5c8 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -169,15 +169,19 @@ public function startTransfer(User $to, string $amount, string|null $description
     /**
      * 扣除费用
      *
-     * @param string $amount
-     * @param string $description
-     * @param bool   $fail
-     * @param array  $options
+     * @param string|null $amount
+     * @param string      $description
+     * @param bool        $fail
+     * @param array       $options
      *
      * @return string
      */
-    public function reduce(string $amount = "0", string $description = "消费", bool $fail = false, array $options = []): string
+    public function reduce(string|null $amount = "0", string $description = "消费", bool $fail = false, array $options = []): string
     {
+        if ($amount === null || $amount === '') {
+            return $this->balance;
+        }
+
         Cache::lock('user_balance_' . $this->id, 10)->block(10, function () use ($amount, $fail, $description, $options) {
             $this->refresh();