cmd: giveaway group

internal/error/generic.go

@@ -19,10 +19,12 @@ const (
 	ErrEntityInUse                    = 5006
 	ErrShipsBusy                      = 5007
 	ErrShipsNotOnSamePlanet           = 5008
+	ErrGiveawayGroupShipsTypeNotEqual = 5009
 )
 
 const (
 	ErrInputUnknownRace int = 3000 + iota
+	ErrInputSameRace
 	ErrInputEntityTypeNameInvalid
 	ErrInputEntityTypeNameDuplicate
 	ErrInputEntityTypeNameEquality
@@ -50,6 +52,8 @@ func GenericErrorText(code int) string {
 		return "Invalid game state"
 	case ErrInputUnknownRace:
 		return "Race name is unknown to this game"
+	case ErrInputSameRace:
+		return "Race name must be different from your own"
 	case ErrInputEntityTypeNameInvalid:
 		return "Name has invalid length or symbols"
 	case ErrInputEntityTypeNameDuplicate:
@@ -98,6 +102,8 @@ func GenericErrorText(code int) string {
 		return "Ships currently not in orbit or free to use"
 	case ErrShipsNotOnSamePlanet:
 		return "Ships not on the same planet"
+	case ErrGiveawayGroupShipsTypeNotEqual:
+		return "Ship type already defined with different specifications"
 	default:
 		return fmt.Sprintf("Undescribed error with code %d", code)
 	}

internal/error/input.go

@@ -3,6 +3,10 @@ package error
 func NewRaceUnknownError(arg ...any) error {
 	return newGenericError(ErrInputUnknownRace, arg...)
 }
+func NewInputSameRaceError(arg ...any) error {
+	// TODO: check all possible commands
+	return newGenericError(ErrInputSameRace, arg...)
+}
 
 func NewEntityTypeNameValidationError(arg ...any) error {
 	return newGenericError(ErrInputEntityTypeNameInvalid, arg...)
@@ -87,3 +91,7 @@ func NewShipsBusyError(arg ...any) error {
 func NewShipsNotOnSamePlanetError(arg ...any) error {
 	return newGenericError(ErrShipsNotOnSamePlanet, arg...)
 }
+
+func NewGiveawayGroupShipsTypeNotEqualError(arg ...any) error {
+	return newGenericError(ErrGiveawayGroupShipsTypeNotEqual, arg...)
+}