add

app/admin/model/UserMoneyLog.php

@@ -0,0 +1,80 @@
+<?php
+
+namespace app\admin\model;
+
+use Throwable;
+use think\model;
+use think\Exception;
+use think\model\relation\BelongsTo;
+
+/**
+ * UserMoneyLog 模型
+ * 1. 创建余额日志自动完成会员余额的添加
+ * 2. 创建余额日志时，请开启事务
+ */
+class UserMoneyLog extends model
+{
+    protected $autoWriteTimestamp = true;
+    protected $updateTime         = false;
+
+    /**
+     * 入库前
+     * @throws Throwable
+     */
+    public static function onBeforeInsert($model): void
+    {
+        $user = User::where('id', $model->user_id)->lock(true)->find();
+        if (!$user) {
+            throw new Exception("The user can't find it");
+        }
+        if (!$model->memo) {
+            throw new Exception("Change note cannot be blank");
+        }
+        $model->before = $user->money;
+
+        $user->money += $model->money;
+        $user->save();
+
+        $model->after = $user->money;
+    }
+
+    public static function onBeforeDelete(): bool
+    {
+        return false;
+    }
+
+    public function getMoneyAttr($value): string
+    {
+        return bcdiv($value, 100, 2);
+    }
+
+    public function setMoneyAttr($value): string
+    {
+        return bcmul($value, 100, 2);
+    }
+
+    public function getBeforeAttr($value): string
+    {
+        return bcdiv($value, 100, 2);
+    }
+
+    public function setBeforeAttr($value): string
+    {
+        return bcmul($value, 100, 2);
+    }
+
+    public function getAfterAttr($value): string
+    {
+        return bcdiv($value, 100, 2);
+    }
+
+    public function setAfterAttr($value): string
+    {
+        return bcmul($value, 100, 2);
+    }
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'user_id');
+    }
+}