初始化项目

app/model/Nav.php

@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+namespace app\model;
+
+use think\Model;
+
+/**
+ * @mixin think\Model
+ */
+class Nav extends Model
+{
+
+  protected static $listNav = [];
+
+  public static $statusName = [
+    0 => '不显示',
+    1 => '显示'
+  ];
+  //
+  public function getImgAttr($value)
+  {
+    return get_source_link($value, '/static/images/noimg.png');
+  }
+
+  public function getStatusNameAttr()
+  {
+    return self::$statusName[$this->getData('status')];
+  }
+
+  public static function getListNav($type = 1)
+  {
+
+    if (!isset(self::$listNav[$type])) {
+      self::$listNav[$type] =  Nav::where('type', $type)->where('status', 1)->order('sort asc')->select();
+    }
+    return self::$listNav[$type];
+  }
+}