crater/app/Http/Resources/ExchangeRateProviderResource.php

<?php

namespace Crater\Http\Resources;

use Illuminate\Http\Resources\Json\JsonResource;

class ExchangeRateProviderResource extends JsonResource
{
    /**
     * Transform the resource into an array.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return array
     */
    public function toArray($request)
    {
        return [
            'id' => $this->id,
            'key' => $this->key,
            'driver' => $this->driver,
            'currencies' => $this->currencies,
            'driver_config' => $this->driver_config,
            'company_id' => $this->company_id,
            'active' => $this->active,
            'company' => $this->when($this->company()->exists(), function () {
                return new CompanyResource($this->company);
            }),
        ];
    }
}