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application/common/model/FileCate.php

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+<?php
+// +----------------------------------------------------------------------
+// | likeshop100%开源免费商用商城系统
+// +----------------------------------------------------------------------
+// | 欢迎阅读学习系统程序代码，建议反馈是我们前进的动力
+// | 开源版本可自由商用，可去除界面版权logo
+// | 商业版本务必购买商业授权，以免引起法律纠纷
+// | 禁止对系统程序代码以任何目的，任何形式的再发布
+// | gitee下载：https://gitee.com/likeshop_gitee
+// | github下载：https://github.com/likeshop-github
+// | 访问官网：https://www.likeshop.cn
+// | 访问社区：https://home.likeshop.cn
+// | 访问手册：http://doc.likeshop.cn
+// | 微信公众号：likeshop技术社区
+// | likeshop团队 版权所有 拥有最终解释权
+// +----------------------------------------------------------------------
+// | author: likeshopTeam
+// +----------------------------------------------------------------------
+
+
+namespace app\common\model;
+
+use think\Model;
+
+class FileCate extends Model
+{
+    public static function getTreeMenu($get)
+    {
+        $field = 'id,name,pid,level,sort';
+        switch($get['type']) {
+            case 'video':
+                $where = [
+                    'del' => 0,
+                    'partner_id' => $get['partner_id'],
+                    'type' => self::getTypeNumber($get['type'])
+                ];
+                $menu = self::where($where)->order('sort', 'desc')->select()->toArray();
+                break;
+        }
+        return self::formatTreeMenu($menu);
+    }
+
+    public static function getMenu($get)
+    {
+        $field = 'id,name,pid,level,sort';
+        switch($get['type']) {
+            case 'video':
+                $where = [
+                    'del' => 0,
+                    'partner_id' => $get['partner_id'],
+                    'type' => self::getTypeNumber($get['type'])
+                ];
+                $menu = self::field($field)->where($where)->order('sort', 'desc')->select()->toArray();
+                break;
+        }
+        return self::formatMenu($menu);
+    }
+
+    public static function getTypeNumber($type)
+    {
+        switch($type) {
+            case 'image':
+                return 1;
+            case 'video':
+                return 2;
+            default:
+                return 0;
+        }
+    }
+
+    public static function formatMenu($menu)
+    {
+        $tree = [];
+        foreach($menu as $item) {
+            // 查找一级分类
+            if($item['pid'] != 0) {
+                continue;
+            }
+            $tree[$item['id']] = '|__'.$item['name'];
+            // 查找二级分类
+            foreach($menu as $subItem) {
+                if($subItem['pid'] == $item['id']) {
+                    $tree[$subItem['id']] = '|____'.$subItem['name'];
+                }
+            }
+        }
+        return $tree;
+    }
+
+    public static function formatTreeMenu($menu)
+    {
+//        [{
+//        title: '江西' //一级菜单
+//                ,children: [{
+//            title: '南昌' //二级菜单
+//                    ,children: [{
+//                title: '高新区' //三级菜单
+//                        //…… //以此类推，可无限层级
+//                    }]
+//                }]
+//            },{
+//        title: '陕西' //一级菜单
+//                ,children: [{
+//            title: '西安' //二级菜单
+//                }]
+//            }]
+        $tree = [];
+        $i = 0;
+        foreach($menu as $item) {
+            // 查找一级分类
+            if($item['pid'] != 0) {
+                continue;
+            }
+            $tree[$i]["id"] = $item['id'];
+            $tree[$i]["title"] = $item['name'];
+            $tree[$i]["spread"] = true;
+            $tree[$i]["children"] = [];
+            // 查找二级分类
+            $j = 0;
+            foreach($menu as $subItem) {
+                if($subItem['pid'] == $item['id']) {
+                    $tree[$i]["children"][$j]["id"] = $subItem['id'];
+                    $tree[$i]["children"][$j]["title"] = $subItem['name'];
+                    $tree[$i]["children"][$j]["spread"] = true;
+                    $tree[$i]["children"][$j]["children"] = [];
+                    // 查找三级分类
+                    $k = 0;
+                    foreach($menu as $thirdItem) {
+                        if($thirdItem['pid'] == $subItem['id']) {
+                            $tree[$i]["children"][$j]["children"][$k]["id"] = $thirdItem['id'];
+                            $tree[$i]["children"][$j]["children"][$k]["title"] = $thirdItem['name'];
+                            $k++;
+                        }
+                    }
+                    $j++;
+                }
+            }
+            $i++;
+        }
+        return $tree;
+    }
+
+    public static function getCateById($id)
+    {
+        $cate = FileCate::field('id,name,pid,sort')->where(['del'=>0, 'id'=>$id])->findOrEmpty();
+        if($cate->isEmpty()) {
+            return [];
+        }
+        return $cate->toArray();
+    }
+}