<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;

class Questionnaire extends Model
{
    use SoftDeletes;

    /**
     * The attributes that should be mutated to dates.
     *
     * @var array
     */
    protected $dates = [
        'updated_at',
        'released_at',
        'created_at',
        'closed_at',
        'reviewed_at',
        'deleted_at'
    ];

    public function sections()
    {
        return $this->hasMany(Section::class);
    }

    public function questions()
    {
        return $this->hasManyThrough(Question::class, Section::class);
    }

    public function category()
    {
        return $this->belongsTo(Category::class);
    }

    public function creator()
    {
        return $this->belongsTo(User::class);
    }
}