<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class Book extends Model
{
    protected $fillable = [
        'title',
        'slug',
        'author',
        'cover_image',
        'publication_date',
        'description',
        'category_id',
    ];

    /**
     * Get the category that owns the book.
     */
    public function category()
    {
        return $this->belongsTo(Category::class);
    }

    /**
     * Get the summary associated with the book.
     */
    public function summary()
    {
        return $this->hasOne(Summary::class);
    }
}