<?php

namespace App\Models;

use App\Polls\Contracts\QuestionType;
use App\Polls\Localized;
use App\Polls\QuestionTypeRegistry;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

class PollQuestion extends Model
{
    use HasFactory;

    protected $fillable = ['poll_id', 'position', 'type', 'label', 'settings', 'required'];

    protected $casts = [
        'label' => 'array',
        'settings' => 'array',
        'required' => 'boolean',
    ];


    public function poll()
    {
        return $this->belongsTo(Poll::class);
    }

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

    /**
     * Label in the given (or current) locale, falling back to the app fallback locale
     * and then to the first label that is filled in.
     */
    public function labelFor(?string $locale = null): string
    {
        return Localized::pick($this->label, $locale);
    }

    /**
     * The question type handling this question.
     */
    public function questionType(): QuestionType
    {
        return app(QuestionTypeRegistry::class)->get($this->type);
    }
}