exchange-2.0/app/Classes/Modules/Currencies/ControllerLogic/CreateCurrencyLogic.php

<?php

namespace App\Classes\Modules\Currencies\ControllersLogic;

use App\Classes\General\Abstracts\AbstractControllerLogic;

use App\Classes\Modules\Currencies\Standards\Rules\CanCreateCurrency;
use App\Classes\Modules\Currencies\Services\CreatesCurrency;
use App\Classes\Modules\Currencies\Services\CreatesCurrencyLog;
use App\Classes\Modules\Currencies\DataTransferObjects\CurrencyObject;
use App\Http\Resources\CurrencyResource;

use ErrorException;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;

class CreateCurrencyLogic extends AbstractControllerLogic
{
    /**
     * @return array
     */
    protected function notification():array {
        return [
            'title' => 'Created Currency',
            'message' => 'You have successfully created a new Currency'
        ];
    }

    /** @var CanCreateCurrency */
    private $canCreateCurrency;

    /** @var CreatesCurrency */
    private $createsCurrency;

    /** @var CreatesCurrencyLog */
    private $createsCurrencyLog;

    /**
     * CreateSegmentLogic constructor.
     * @param CanCreateCurrency $canCreateCurrency
     * @param CreatesCurrency $createsCurrency
     * @param CreatesCurrencyLog $createsCurrencyLog
     */
    public function __construct(
        CanCreateCurrency $canCreateCurrency, 
        CreatesCurrency $createsCurrency,
        CreatesCurrencyLog $createsCurrencyLog
    )
    {
        $this->canCreateCurrency = $canCreateCurrency;
        $this->createsCurrency = $createsCurrency;
        $this->createsCurrencyLog = $createsCurrencyLog;
    }

    /**
     * @param Request $request
     * @return JsonResponse
     * @throws ErrorException
     */
    public function logic(Request $request) : JsonResponse
    {
        try {
            DB::beginTransaction();

            $currency_object = new CurrencyObject(
                $request->input('country_id'),
                $request->input('name'),
                $request->input('short_code'),
                $request->input('symbol'),
                number_format( (float) $request->input('selling'), 5, '.', '')
            );
            $this->canCreateCurrency->passes($currency_object);
            $currency_query = $this->createsCurrency->execute($currency_object);

            $currency_log_query = $this->createsCurrencyLog->execute($currency_query);

            DB::commit();

            return $this->resourceResponse(new CurrencyResource($currency_query));

        } catch (\Exception $exception) {
            throw new ErrorException($exception->getMessage(), $exception->getCode());
        }

    }
}