ldc-gen-game-web/app/Models/GainView.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class GainView extends Model
{

    protected $fillable = ["name", "file_name"];

    public function prizes()
    {
        return $this->hasMany('App\Models\Prizes', 'gain_view_id');
    }
}