<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\HasMany;

class SurveyQuestion extends Model
{
    protected $fillable = ['question', 'description', 'type', 'order', 'is_active'];

    protected $casts = [
        'is_active' => 'boolean',
        'order' => 'integer',
    ];

    public function options(): HasMany
    {
        return $this->hasMany(SurveyOption::class)->orderBy('order');
    }

    public function answers(): HasMany
    {
        return $this->hasMany(SurveyAnswer::class);
    }

    // The current user's selected option ids for this question.
    public function userAnswers(): HasMany
    {
        return $this->hasMany(SurveyAnswer::class)->where('user_id', auth()->id());
    }
}