项目初始化

app/admin/model/UserMoneyLog.php

@@ -0,0 +1,69 @@
+<?php
+
+namespace app\admin\model;
+
+use support\think\Model;
+use think\model\relation\BelongsTo;
+
+class UserMoneyLog extends Model
+{
+    protected string $table = 'user_money_log';
+    protected string $pk = 'id';
+    protected bool $autoWriteTimestamp = true;
+    protected bool $updateTime = false;
+
+    public static function onBeforeInsert($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((string) $value, '100', 2);
+    }
+
+    public function setMoneyAttr($value): string
+    {
+        return bcmul((string) $value, '100', 2);
+    }
+
+    public function getBeforeAttr($value): string
+    {
+        return bcdiv((string) $value, '100', 2);
+    }
+
+    public function setBeforeAttr($value): string
+    {
+        return bcmul((string) $value, '100', 2);
+    }
+
+    public function getAfterAttr($value): string
+    {
+        return bcdiv((string) $value, '100', 2);
+    }
+
+    public function setAfterAttr($value): string
+    {
+        return bcmul((string) $value, '100', 2);
+    }
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'user_id');
+    }
+}