<?php
 
namespace App\Casts;
 
use Slowlyo\OwlAdmin\Admin;
use Illuminate\Support\Str;
use Illuminate\Support\Facades\Storage as StorageFacades;
use Illuminate\Contracts\Database\Eloquent\CastsAttributes;

/**
 * 转换文件存储路径
 * 
 * get: 返回全路径
 * set: 原样保存
 */
class Storage implements CastsAttributes
{
    /**
     * Cast the given value.
     *
     * @param  \Illuminate\Database\Eloquent\Model  $model
     * @param  string  $key
     * @param  mixed  $value
     * @param  array  $attributes
     * @return array
     */
    public function get($model, $key, $value, $attributes)
    {
        return $value ? (Str::startsWith($value, ['http://', 'https://']) ? $value : StorageFacades::disk(Admin::config('admin.upload.disk'))->url($value)) : '';
    }
 
    /**
     * Prepare the given value for storage.
     *
     * @param  \Illuminate\Database\Eloquent\Model  $model
     * @param  string  $key
     * @param  array  $value
     * @param  array  $attributes
     * @return string
     */
    public function set($model, $key, $value, $attributes)
    {
        return $value;
    }
}