NN2021040101/app/Models/Top.php

<?php

namespace App\Models;
use Illuminate\Support\Facades\DB;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Pagination\LengthAwarePaginator;
use Illuminate\Support\Facades\Request;
class Top extends Model
{
    public function paginate()
    {
        $perPage = Request::get('per_page', 10);
    
        $page = Request::get('page', 1);
        $uid = Request::get('uid');
    
        $start = ($page-1)*$perPage;
        // 运行sql获取数据数组
        if($uid){
            $total=DB::select('select COUNT(*) as a FROM ( select uid, DATE(created_at) as a from love_live_statistics WHERE uid='.$uid.' GROUP BY uid,a ORDER BY a desc) AS Aa');
            $sql = 'select lid, uid, DATE(created_at) as a , sum(end_time-start_time) as b from love_live_statistics where uid='.$uid." GROUP BY uid,a ORDER BY a desc LIMIT   $start,$perPage";
        }else{
            $total=DB::select('select COUNT(*) as a FROM ( select uid, DATE(created_at) as a from love_live_statistics   GROUP BY uid,a ORDER BY a desc) AS Aa');
            $sql = 'select lid, DATE(created_at) as a , sum(end_time-start_time) as b from love_live_statistics GROUP BY uid,a ORDER BY a desc'." LIMIT   $start,$perPage"; 
        }
        
        $result = DB::select($sql);
        $movies = static::hydrate($result);
        $paginator = new LengthAwarePaginator($movies,$total[0]->a, $perPage);
    
        $paginator->setPath(url()->current());
    
        return $paginator;
    }
    

}