fix: ship send without any planets left

internal/error/generic.go

@@ -27,7 +27,8 @@ const (
 	ErrUpgradeInsufficientResources   = 5011
 	ErrSendShipHasNoDrives            = 5012
 	ErrSendUnreachableDestination     = 5013
-	ErrRaceExinct                     = 5014
+	ErrSendShipOwnerHasNoPlanets      = 5014
+	ErrRaceExinct                     = 5015
 )
 
 const (
@@ -165,6 +166,8 @@ func GenericErrorText(code int) string {
 		return "One or more ships are not equipped with hyperdrive and cannot be moved"
 	case ErrSendUnreachableDestination:
 		return "Destination planet is too far for current Drive level"
+	case ErrSendShipOwnerHasNoPlanets:
+		return "Race is not owning any planet, all flights impossible"
 	case ErrRaceExinct:
 		return "Race is extinct"
 	default:

internal/error/input.go

@@ -167,3 +167,7 @@ func NewSendShipHasNoDrivesError(arg ...any) error {
 func NewSendUnreachableDestinationError(arg ...any) error {
 	return newGenericError(ErrSendUnreachableDestination, arg...)
 }
+
+func NewSendShipOwnerHasNoPlanetsError(arg ...any) error {
+	return newGenericError(ErrSendShipOwnerHasNoPlanets, arg...)
+}