UNIT3D-Community-Edition/app/Models/Poll.php

<?php
/**
 * NOTICE OF LICENSE.
 *
 * UNIT3D Community Edition is open-sourced software licensed under the GNU Affero General Public License v3.0
 * The details is bundled with this project in the file LICENSE.txt.
 *
 * @project    UNIT3D Community Edition
 *
 * @author     HDVinnie <hdinnovations@protonmail.com>
 * @license    https://www.gnu.org/licenses/agpl-3.0.en.html/ GNU Affero General Public License v3.0
 */

namespace App\Models;

use App\Traits\Auditable;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

class Poll extends Model
{
    use Auditable;
    use HasFactory;

    /**
     * The Attributes That Are Mass Assignable.
     *
     * @var array
     */
    protected $fillable = [
        'title',
        'multiple_choice',
    ];

    /**
     * Belongs To A User.
     */
    public function user(): \Illuminate\Database\Eloquent\Relations\BelongsTo
    {
        return $this->belongsTo(User::class)->withDefault([
            'username' => 'System',
            'id'       => '1',
        ]);
    }

    /**
     * A Poll Has Many Options.
     */
    public function options(): \Illuminate\Database\Eloquent\Relations\HasMany
    {
        return $this->hasMany(Option::class);
    }

    /**
     * A Poll Has Many Voters.
     */
    public function voters(): \Illuminate\Database\Eloquent\Relations\HasMany
    {
        return $this->hasMany(Voter::class);
    }

    /**
     * Set The Poll's Title.
     */
    public function setTitleAttribute($title): void
    {
        $this->attributes['title'] = $title;
    }

    /**
     * Get Total Votes On A Poll Option.
     */
    public function totalVotes(): int
    {
        $result = 0;
        foreach ($this->options as $option) {
            $result += $option->votes;
        }

        return $result;
    }
}