69 lines
2.1 KiB
PHP
69 lines
2.1 KiB
PHP
<?php
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// +----------------------------------------------------------------------
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// | YwxApp [ WE CAN DO IT JUST THINK ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2026-2036 http://ywxapp.cn All rights reserved.
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// +----------------------------------------------------------------------
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// | Author: ywxapp<admin@ywxapp.cn>
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// +----------------------------------------------------------------------
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declare (strict_types = 1);
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namespace addon\haonav\model;
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use ywxapp\model\BaseModel;
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class Category extends BaseModel
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{
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protected function getOptions(): array
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{
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// 所有的参数配置统一返回
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return [
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'strict' => false,
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'name' => 'haonav_category',
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// 'connection' => '',
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// 'query' => [],
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// 'type' => [],
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// 'hidden' => [],
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// 'visible' => [],
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// 'append' => [],
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'autoRelation' => [],
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'createTime' => 'create_at',
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'updateTime' => 'update_at',
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'dateFormat' => 'Y-m-d H:i:s',
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];
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}
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public function links()
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{
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return $this->hasMany(Links::class, 'cid', 'id');
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}
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/**
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* 子分类（二级及更深层次）
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*/
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public function children()
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{
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return $this->hasMany(self::class, 'pid', 'id');
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}
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/**
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* 删除前保护：存在子分类或下属链接时禁止删除，避免产生孤儿数据
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* @param \think\Model $model
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* @throws \think\Exception
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*/
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public static function onBeforeDelete($model)
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{
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$childCount = self::where('pid', $model->id)->count();
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if ($childCount > 0) {
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throw new \think\Exception('该分类下还存在 ' . $childCount . ' 个子分类，请先处理子分类');
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}
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$linkCount = \addon\haonav\model\Links::where('cid', $model->id)->count();
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if ($linkCount > 0) {
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throw new \think\Exception('该分类下还存在 ' . $linkCount . ' 个链接，请先移走或删除这些链接');
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}
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}
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}
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