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famous-ly4-ev/app-modules/booking/src/Exceptions/InvalidVehicleSelectionException.php
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<?php
namespace Modules\Booking\Exceptions;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Modules\Shared\Enums\VehicleOption;
use RuntimeException;
class InvalidVehicleSelectionException extends RuntimeException
{
public static function frontSeatLimitExceeded(int $requested, int $max): self
{
return new self("Front seat request [{$requested}] exceeds the max of [{$max}] per booking.");
}
public static function optionDisabled(VehicleOption $vehicleOption): self
{
return new self("Vehicle option [{$vehicleOption->value}] is not currently available for booking.");
}
public static function duplicateOption(VehicleOption $vehicleOption): self
{
return new self("Vehicle option [{$vehicleOption->value}] was selected more than once — combine it into a single selection.");
}
public static function wholeVehicleCannotBeCombined(): self
{
return new self('Whole Vehicle cannot be combined with other vehicle options in the same booking.');
}
/**
* A rejected vehicle selection is a client input problem, not a server
* error — surface it as 422 rather than the default 500. A broader JSON
* error envelope for all of api/* is Phase 6 (T6.3); this keeps the
* mapping local until that lands.
*/
public function render(Request $request): ?JsonResponse
{
if ($request->expectsJson()) {
return response()->json(['message' => $this->getMessage()], 422);
}
return null;
}
}