<?php

namespace App\Models;

use App\Casts\StorageFile;
use EloquentFilter\Filterable;
use Illuminate\Database\Eloquent\Model;
use App\Traits\HasDateTimeFormatter;
use App\Traits\TreePath;

/**
 * 字典表
 */
class Keyword extends Model
{
    use Filterable, HasDateTimeFormatter, TreePath;

    protected $fillable = ['id', 'name', 'key', 'value', 'parent_id', 'path', 'sort', 'level', 'options', 'image', 'images', 'description', 'content'];

    protected $casts = [
        'options' => 'array',
        'images' => 'array',
        'image' => StorageFile::class,
    ];
    
    protected static function booted(): void
    {
        static::creating(function (Model $model) {
            if ($model->parent_id) {
                $parent = static::query()->findOrFail($model->parent_id);
                $model->path = $parent->path . $parent->id . '-';
                $model->level = $parent->level + 1;
            } else {
                $model->parent_id = 0;
                $model->path = '-';
                $model->level = 1;
            }
        });

        static::updating(function (Model $model) {
            if ($model->parent_id) {
                $parent = static::query()->findOrFail($model->parent_id);
                $model->path = $parent->path . $parent->id . '-';
                $model->level = $parent->level + 1;
            } else {
                $model->parent_id = 0;
                $model->path = '-';
                $model->level = 1;
            }
        });

        static::deleting(function (Model $model) {
            static::query()->allChildren($model->id)->delete();
        });
    }
}