NewsCategoryLogic.php
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<?php
namespace App\Http\Logic\Bside\News;
use App\Enums\Common\Code;
use App\Http\Logic\Bside\BaseLogic;
use App\Models\News\News as NewsModel;
use App\Models\News\NewsCategory as NewsCategoryModel;
use Illuminate\Support\Facades\DB;
class NewsCategoryLogic extends BaseLogic
{
public function __construct()
{
parent::__construct();
$this->model = new NewsCategoryModel();
$this->param = $this->requestAll;
}
/**
* @name :详情
* @return array
* @throws \App\Exceptions\BsideGlobalException
* @author :liyuhang
* @method
*/
public function info_news_category(){
$info = $this->model->read($this->param);
if($info === false){
$this->fail('error',Code::USER_ERROR);
}
return $this->success($info);
}
/**
* @name :添加时验证上级分类是否有商品，有则替换带当前分类下
* @return void
* @author :liyuhang
* @method
*/
public function add_news_category(){
DB::beginTransaction();
$this->param['project_id'] = $this->user['project_id'];
$this->param['operator_id'] = $this->user['id'];
$this->param['create_id'] = $this->user['id'];
$this->param['created_at'] = date('Y-m-d H:i:s');
$this->param['updated_at'] = date('Y-m-d H:i:s');
$cate_id = $this->model->insertGetId($this->param);
if($cate_id === false){
DB::rollBack();
$this->fail('error',Code::USER_ERROR);
}
//判断为子分类时
if(isset($this->param['pid']) && !empty($this->param['pid'])) {
//查看当前上级分类下是否有其他分类
$cate_info = $this->model->read(['pid' => $this->param['pid'], 'id' => ['!=', $cate_id]]);
if ($cate_info === false) {
//查看当前上一级分类下是否有新闻
$newsModel = new NewsModel();
$news_info = $newsModel->read(['category_id' => ['like', ',' . $this->param['pid'] . ',']]);
if ($news_info !== false) {
$replacement = ',' . $cate_id . ',';
$old = ',' . $this->param['pid'] . ',';
//更新所有商品到当前分类
$rs = DB::table('gl_news')->where('category_id', 'like', '%' . $old . '%')
->update(['category_id' => DB::raw("REPLACE(category_id, '$old', '$replacement')")]);
if ($rs === false) {
DB::rollBack();
$this->fail('error', Code::USER_ERROR);
}
}
}
}
DB::commit();
return $this->success();
}
/**
* @name :编辑分类
* @return void
* @author :liyuhang
* @method
*/
public function edit_news_category(){
$this->param['operator_id'] = $this->user['id'];
$rs = $this->model->edit($this->param,['id'=>$this->param['id']]);
if($rs === false){
$this->fail('error',Code::USER_ERROR);
}
return $this->success();
}
/**
* @name :修改状态
* @return array
* @throws \App\Exceptions\BsideGlobalException
* @author :liyuhang
* @method
*/
public function status_news_category(){
$this->param['operator_id'] = $this->user['id'];
$rs = $this->model->edit($this->param,['id'=>$this->param['id']]);
if($rs === false){
$this->fail('error',Code::USER_ERROR);
}
return $this->success();
}
/**
* @name :删除新闻分类
* @return array
* @throws \App\Exceptions\BsideGlobalException
* @author :liyuhang
* @method
*/
public function del_news_category(){
$this->param = $this->requestAll;
foreach ($this->param['id'] as $v){
//查询是否有子分类
$rs = $this->model->read(['pid'=>$v],['id']);
if($rs !== false){
$this->fail('当前分类拥有子分类不允许删除',Code::USER_ERROR);
}
//查看当前分内下是否有商品
$newsModel = new NewsModel();
$rs = $newsModel->read(['category_id'=>$v],['id']);
if($rs !== false){
$this->fail('当前分类拥有商品',Code::USER_ERROR);
}
}
$this->param['id'] = ['in',$this->param['id']];
$rs = $this->model->del($this->param);
if($rs === false){
$this->fail('error',Code::USER_ERROR);
}
return $this->success();
}
}