invoiceninja/app/Http/Requests/Client/UpdateClientRequest.php

<?php
/**
 * Invoice Ninja (https://invoiceninja.com)
 *
 * @link https://github.com/invoiceninja/invoiceninja source repository
 *
 * @copyright Copyright (c) 2020. Invoice Ninja LLC (https://invoiceninja.com)
 *
 * @license https://opensource.org/licenses/AAL
 */

namespace App\Http\Requests\Client;

use App\DataMapper\ClientSettings;
use App\Http\Requests\Request;
use App\Http\ValidationRules\IsDeletedRule;
use App\Http\ValidationRules\ValidClientGroupSettingsRule;
use App\Http\ValidationRules\ValidSettingsRule;
use App\Utils\Traits\ChecksEntityStatus;
use App\Utils\Traits\MakesHash;
use Illuminate\Support\Facades\Log;
use Illuminate\Validation\Rule;

class UpdateClientRequest extends Request
{
    use MakesHash;
    use ChecksEntityStatus;
    /**
     * Determine if the user is authorized to make this request.
     *
     * @return bool
     */

    public function authorize() : bool
    {
        return auth()->user()->can('edit', $this->client);
    }

    public function rules()
    {
        /* Ensure we have a client name, and that all emails are unique*/

        $rules['company_logo'] = 'mimes:jpeg,jpg,png,gif|max:10000';
        $rules['industry_id'] = 'integer|nullable';
        $rules['size_id'] = 'integer|nullable';
        $rules['country_id'] = 'integer|nullable';
        $rules['shipping_country_id'] = 'integer|nullable';
        //$rules['id_number'] = 'unique:clients,id_number,,id,company_id,' . auth()->user()->company()->id;
        $rules['id_number'] = 'unique:clients,id_number,' . $this->id . ',id,company_id,' . $this->company_id;
        $rules['settings'] = new ValidClientGroupSettingsRule();
        $rules['contacts.*.email'] = 'nullable|distinct';

        // $contacts = request('contacts');

        // if (is_array($contacts)) {
        //     // for ($i = 0; $i < count($contacts); $i++) {
        //         // //    $rules['contacts.' . $i . '.email'] = 'nullable|email|unique:client_contacts,email,' . isset($contacts[$i]['id'].',company_id,'.$this->company_id);
        //         //     //$rules['contacts.' . $i . '.email'] = 'nullable|email';
        //         // }
        // }
        return $rules;
    }

    public function messages()
    {
        return [
            'unique' => ctrans('validation.unique', ['attribute' => 'email']),
            'email' => ctrans('validation.email', ['attribute' => 'email']),
            'name.required' => ctrans('validation.required', ['attribute' => 'name']),
            'required' => ctrans('validation.required', ['attribute' => 'email']),
        ];
    }

    protected function prepareForValidation()
    {
        $input = $this->all();
        
        if (isset($input['group_settings_id'])) {
            $input['group_settings_id'] = $this->decodePrimaryKey($input['group_settings_id']);
        }

        if(isset($input['contacts']))
        {
            foreach($input['contacts'] as $contact)
            {
                if(is_numeric($contact['id']))
                    unset($contact['id']);
                elseif(is_string($contact['id']))
                    $contact['id'] = $this->decodePrimaryKey($contact['id']);
            }
        }

        $this->replace($input);
    }
}