From 0e2bab2804609cf450579d686ef15bc5a28fed55 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Fri, 9 Jun 2017 15:35:33 +0800
Subject: [PATCH] =?UTF-8?q?=E6=A8=A1=E5=9E=8B=E7=B1=BB=E5=A2=9E=E5=8A=A0se?=
 =?UTF-8?q?tInc=E5=92=8CsetDec=E6=96=B9=E6=B3=95?=
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---
 library/think/Model.php | 60 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

diff --git a/library/think/Model.php b/library/think/Model.php
index ea83126f..6fc8cabe 100644
--- a/library/think/Model.php
+++ b/library/think/Model.php
@@ -1132,6 +1132,66 @@ abstract class Model implements \JsonSerializable, \ArrayAccess
         return $data;
     }
 
+    /**
+     * 字段值(延迟)增长
+     * @access public
+     * @param string  $field    字段名
+     * @param integer $step     增长值
+     * @param integer $lazyTime 延时时间(s)
+     * @return integer|true
+     * @throws Exception
+     */
+    public function setInc($field, $step = 1, $lazyTime = 0)
+    {
+        // 删除条件
+        $pk = $this->getPk();
+
+        if (is_string($pk) && isset($this->data[$pk])) {
+            $where = [$pk => $this->data[$pk]];
+        } elseif (!empty($this->updateWhere)) {
+            $where = $this->updateWhere;
+        } else {
+            $where = null;
+        }
+
+        $result = $this->getQuery()->where($where)->setInc($field, $step, $lazyTime);
+        if (true !== $result) {
+            $this->data[$field] += $step;
+        }
+
+        return $result;
+    }
+
+    /**
+     * 字段值(延迟)增长
+     * @access public
+     * @param string  $field    字段名
+     * @param integer $step     增长值
+     * @param integer $lazyTime 延时时间(s)
+     * @return integer|true
+     * @throws Exception
+     */
+    public function setDec($field, $step = 1, $lazyTime = 0)
+    {
+        // 删除条件
+        $pk = $this->getPk();
+
+        if (is_string($pk) && isset($this->data[$pk])) {
+            $where = [$pk => $this->data[$pk]];
+        } elseif (!empty($this->updateWhere)) {
+            $where = $this->updateWhere;
+        } else {
+            $where = null;
+        }
+
+        $result = $this->getQuery()->where($where)->setDec($field, $step, $lazyTime);
+        if (true !== $result) {
+            $this->data[$field] -= $step;
+        }
+
+        return $result;
+    }
+
     /**
      * 保存多个数据到当前数据对象
      * @access public