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chengkun

2025-09-05 4822304b63e1bd6327860af7f3db0133cecf167f

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<?php
 
namespace app\admin\controller;
 
use think\facade\Cache;
use think\facade\Db;
use think\facade\View;
use think\facade\Request;
 
class MsgCategory extends Common {
    
    private $viewPath = 'msgCategory';
    /**
     * 消息分类列表
     */
    public function index() {
        ////////
        if (!Request::isPost()) {
            $other['title'] = '消息类别';
            $guide['one']['text'] = '消息中心';
            $guide['two']['text'] = '消息类别';
            View::assign('guide', $guide);
            View::assign('other', $other);
            View::assign('viewPath', $this->viewPath);
            return View::fetch('index');
        } else {
            $order = 'order_id asc,id asc';
            $list = Db::name('msg_category')->field("id,title,ifshow,father_id,order_id")->order($order)->select()->toArray();
            $list = _generateListTree($list, 0, ['id', 'father_id']);;
            $result['list'] = $list;
            return $this->successResponse($result);
        }
    }
    
    /**
     * 更新消息分类显示状态
     */
    public function updateShowCate() {
        header('Content-Type:text/html;charset=utf-8');
        if (!Request::isPost()) {
            return $this->errorResponse(lang('request_method_incorrect'));
        }
        $id = input('id');
        if (!is_numeric($id)) {
            return $this->errorResponse('参数错误');
        }
        $ifshow = input('ifshow');
        $info = Db::name('msg_category')->field('id')->where('id', $id)->find();
        if (empty($info)) {
            return $this->errorResponse('信息不存在');
        }
        if ($ifshow == '1') {
            $data['ifshow'] = 1;
        } else {
            $data['ifshow'] = 0;
        }
        $backval = Db::name('msg_category')->where('id', $id)->save($data);
        if ($backval === FALSE) {
            return $this->errorResponse('更新失败');
        } else {
            $this->delCache();
            return $this->successResponse('更新成功');
        }
    }
    
    /**
     * 保存消息分类
     * @return array|int[]
     */
    public function saveCate() {
        if (!Request::isPost()) {
            return $this->errorResponse(lang('request_method_incorrect'));
        }
        $id = input('id');
        $data = Request::post();
        $id = $data['id'];
        if (is_numeric($id)) {
            //更新数据
            $validate = new \app\admin\validate\MsgCategory();
            $result = $validate->check($data);
            if (!$result) {
                return $this->errorResponse($validate->getError());
            }
            //////保存////////////
            Db::name('msg_category')->where('id', $id)->withoutField('id')->save($data);
            ////////////////////////
            $this->delCache();
            $res['message'] = '消息分类编辑成功';
            return $this->successResponse($res);
        } else {
            unset($data['id']);
            $validate = new \app\admin\validate\MsgCategory();
            $result = $validate->check($data);
            if (!$result) {
                return $this->errorResponse($validate->getError());
            }
            //////////////////////
            Db::startTrans();
            try {
                $data['add_time'] = time();
                $data['ifshow'] = 1;//默认显示
                $new_id = Db::name('msg_category')->insertGetId($data);
                if ($new_id) {
                    Db::name('msg_category')->where('id', $new_id)->save(['order_id' => $new_id]);
                    ///////执行成功，提交事务///////
                    Db::commit();
                    $this->delCache();
                    $res['message'] = '消息分类添加成功';
                    return $this->successResponse($res);
                } else {
                    //任一执行失败，执行回滚操作
                    Db::rollback();
                    return $this->errorResponse('消息分类添加失败');
                }
            } catch (\Exception $e) {
                // 回滚事务
                Db::rollback();
                return $this->errorResponse('消息分类添加失败');
            }
        }
    }
    
    /**
     * 清除缓存
     * @return void
     */
    private function delCache() {
        Cache::tag('msg_category')->clear();
    }
    
}