Sindbad~EG File Manager

<?php

namespace App\Http\Livewire;

use Livewire\Component;
use Livewire\WithPagination;
use App\Models\Canje;
use App\Models\Canjeproductos;
use App\Exports\CanjeExport;
use Maatwebsite\Excel\Facades\Excel;
use Carbon\Carbon;
use DB;

class Solicitudesadmin extends Component{

    use WithPagination;

    protected $queryString = ['buscar' => ['except' => '']];

    protected $paginationTheme = 'bootstrap';

    public $buscar='',$inicio,$fin;

    public function mount() {
        $this->inicio = Carbon::now()->startOfWeek()->format('Y-m-d');
        $this->fin = Carbon::now()->endOfWeek()->format('Y-m-d');
    }

    public function render(){

        $canjes=DB::table('canjeproductos as cp')
            ->join('canjes as c','cp.canje_id','c.id')
            ->join('users as u','c.usuario_id','u.id')
            ->join('catalogos as ca','cp.producto_id','ca.id')
            ->select('u.name','ca.*','c.created_at as fecha','cp.monedas','cp.cantidad')
            ->where('u.name','LIKE',"%{$this->buscar}%")
            ->whereBetween('cp.created_at', [$this->inicio, $this->fin])
            ->orderBy('cp.id','desc')->paginate(20); 

        return view('livewire.solicitudesadmin',["canjes"=>$canjes]);
    }

    public function descargar(){
        return Excel::download(new CanjeExport(), 'Solicitudes_Aventura_Solar.xlsx');
    }

}