ranking/app/service/Goods/ClassifyService.php

<?php

namespace app\service\Goods;

use app\model\Classify;
use app\model\OperationLog;
use app\service\BaseService;

class ClassifyService extends BaseService
{

    public function __construct()
    {
        parent::__construct();
    }


    public function list($top_class, $son_class, $user_id, $usestatus, $createtime, $page, $limit){

        $where = [];
        $where['classify.is_deleted'] = 0;
        if(!empty($top_class)){
            $where['classify.top_class'] = $top_class;
        }
        if(!empty($son_class)){
            $where['classify.son_class'] = $son_class;
        }
        if(!empty($user_id)){
            $where['classify.user_id'] = $user_id;
        }
        if(!empty($usestatus) || $usestatus >= 0){
            $where['classify.status'] = $usestatus;
        }
        if(!empty($createtime)){
            $where['createtime'] = $createtime;
        }

        $search = $this->buildSearch(['createtime', 'order'], $where);
        $list = (new Classify())->list($search, $where, $limit, ['admin']);
        $list->hidden(['admin']);
        $list =  $list->toArray();
        $start = ($page - 1) * $limit + 1;
        $end = $page * $limit;
        if($list['total'] < $end){
            $end = $list['total'];
        }
        if($list['total'] < $start){
            $start = $end = $list['total'];
        }
        $list['start'] = $start;
        $list['end'] = $end;
        return $list;
    }


    public function getTop(){
        $where = [];
        $where['classify.is_deleted'] = 0;
        $result = [];
        Classify::where($where)->field('top_class')->select()->each(function($item) use(&$result){
            if(count($result) >= 1){
                $result[count($result)+1] = $item['top_class'];
            }else{
                $result[1] = $item['top_class'];
            }
        });
        $result = array_unique($result);
        return $result;

    }

    public function getSon($top_class){
        $where = [];
        $where['is_deleted'] = 0;
        $where['top_class'] = $top_class;
        $result = Classify::where($where)->field('son_class')->select()->toArray();
        $result = array_column($result, "son_class");
        return $result;
    }


    public function addClass($pull_top_class, $top_class, $son_class){
        if(!empty($pull_top_class)){
            $addclass = [
                'top_class' => $pull_top_class,
                'son_class' => $son_class,
                'user_id' => $this->admin_id,
            ];
            $id = (new Classify())->insertGetId($addclass);
            // 插入操作日志
            $log = [
                'type' => 'class',
                'log_id' => $id,
                'message' => date('Y-m-d H:i:s') . "由{$this->account_name}创建",
            ];
            (new OperationLog())->insert($log);
            return;
        }
        $where = [];
        $where['is_deleted'] = 0;
        $where['top_class'] = $top_class;
        $result = Classify::where($where)->find();
        if($result){

            $addclass = [
                'top_class' => $top_class,
                'son_class' => $son_class,
                'user_id' => $this->admin_id,
            ];
            $id = (new Classify())->insertGetId($addclass);
            // 插入操作日志
            $log = [
                'type' => 'class',
                'log_id' => $id,
                'message' => date('Y-m-d H:i:s') . "由{$this->account_name}创建",
            ];
            (new OperationLog())->insert($log);
        }else{

            $addclass = [
                'top_class' => $top_class,
                'son_class' => $son_class,
                'user_id' => $this->admin_id,
            ];
            $id = (new Classify())->insertGetId($addclass);
            // 插入操作日志
            $log = [
                'type' => 'class',
                'log_id' => $id,
                'message' => date('Y-m-d H:i:s') . "由{$this->account_name}创建",
            ];
            (new OperationLog())->insert($log);


        }

    }


    public function updateStatus($id){

        $where = [];
        $where['is_deleted'] = 0;
        $where['id'] = $id;
        $result = Classify::where($where)->find();
        if(!$result){
            throw new \think\Exception('该分类不存在', 400);
        }

        if($result->status == 0){
            $result->status = 1;
            $result->save();
            // 插入操作日志
            $log = [
                'type' => 'class',
                'log_id' => $id,
                'message' => date('Y-m-d H:i:s') . "由{$this->account_name}停用",
            ];
            (new OperationLog())->insert($log);
        }else{
            $result->status = 0;
            $result->save();
            // 插入操作日志
            $log = [
                'type' => 'class',
                'log_id' => $id,
                'message' => date('Y-m-d H:i:s') . "由{$this->account_name}启用",
            ];
            (new OperationLog())->insert($log);
        }
    }


}