From 39dc3f7150ab1c7dd2e7e44fe7502c23c9d65b63 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E9=9D=99?= <lym125@gmail.com>
Date: Tue, 30 Nov 2021 11:19:06 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E4=BB=B7=E6=A0=BC=E5=B1=9E?=
 =?UTF-8?q?=E6=80=A7=E8=BD=AC=E6=8D=A2?=
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---
 app/Casts/Price.php | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/app/Casts/Price.php b/app/Casts/Price.php
index 91c87fe1..adb848d8 100644
--- a/app/Casts/Price.php
+++ b/app/Casts/Price.php
@@ -17,6 +17,10 @@ class Price implements CastsAttributes
      */
     public function get($model, string $key, $value, array $attributes)
     {
+        if ((string) $value === '') {
+            return null;
+        }
+
         return bcdiv($value, 100, 2);
     }
 
@@ -31,6 +35,10 @@ class Price implements CastsAttributes
      */
     public function set($model, string $key, $value, array $attributes)
     {
+        if ((string) $value === '') {
+            return null;
+        }
+
         return (int) bcmul($value, 100);
     }
 }