owl-admin/app/Http/Requests/Coach/SubmitRealNameRequest.php

<?php

namespace App\Http\Requests\Coach;

use Illuminate\Foundation\Http\FormRequest;

class SubmitRealNameRequest extends FormRequest
{
    public function authorize()
    {
        return true;
    }

    public function rules()
    {
        return [
            'real_name' => 'nullable|string|min:2|max:20',
            'id_card' => 'nullable|string|size:18',
            'id_card_front_photo' => 'required|string|max:2048',
            'id_card_back_photo' => 'required|string|max:2048',
            'id_card_hand_photo' => 'required|string|max:2048',
        ];
    }

    public function messages()
    {
        return [
            'real_name.string' => '姓名必须是字符串',
            'real_name.min' => '姓名不能少于2个字符',
            'real_name.max' => '姓名不能超过20个字符',
            'id_card.size' => '身份证号必须是18位',
            'id_card_front_photo.required' => '身份证正面照片不能为空',
            'id_card_front_photo.max' => '身份证正面照片数据过大',
            'id_card_back_photo.required' => '身份证反面照片不能为空',
            'id_card_back_photo.max' => '身份证反面照片数据过大',
            'id_card_hand_photo.required' => '手持身份证照片不能为空',
            'id_card_hand_photo.max' => '手持身份证照片数据过大',
        ];
    }
}