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<?php

namespace App\Http\Requests;

use Illuminate\Foundation\Http\FormRequest;

class ArticleRequest extends FormRequest
{
    // 略
    public function attributes()
    {
        return [
            'title' => 'タイトル',
            'body' => '本文',
            'tags' => 'タグ',
        ];
    }
    
    //==========ここから追加==========
    public function passedValidation()
    {
        $this->tags = collect(json_decode($this->tags))
            ->slice(0, 5)
            ->map(function ($requestTag) {
                return $requestTag->text;
            });
    }
    //==========ここから追加==========
}