<?php

namespace App\Models;

use App\Models\Traits\HasCovers;
use App\Models\Traits\HasSort;
use Illuminate\Database\Eloquent\Relations\BelongsToMany;

class Article extends Model
{

    use HasCovers,HasSort;

    /**
     * 应进行类型转换的属性
     *
     * @var array
     */
    protected $casts = [
        'subjoin'  => 'array',
        'pictures' => 'array',
    ];

    public function getLinkAttribute()
    {
        return route('article.show', $this);
    }

    /**
     * Notes: 关联分类
     *
     * @Author: 玄尘
     * @Date  : 2021/4/2 9:11
     * @return \Illuminate\Database\Eloquent\Relations\BelongsToMany
     */
    public function categories(): BelongsToMany
    {
        return $this->belongsToMany(Category::class)
            ->using(ArticleCategory::class);
    }

    /**
     * Notes: description
     *
     * @Author: 玄尘
     * @Date  : 2021/4/2 9:17
     * @param $query
     * @param $ids
     * @return mixed
     */
    public function scopeByCategory($query, $ids)
    {
        if (! is_array($ids)) {
            $ids = [$ids];
        }

        return $query->whereHas('categories', function ($q) use ($ids) {
            $q->whereIN('id', $ids);
        });
    }


    public function getDateD()
    {
        return $this->created_at->format('d');
    }

    public function getDateYM()
    {
        return $this->created_at->format('Y-m');
    }

}