feat: status api

internal/error/generic.go

@@ -5,10 +5,13 @@ import (
 )
 
 const (
-	ErrDummy int = -1
+	ErrStorageFailure int = 1000 + iota
+	ErrGameNotInitialized
+	ErrGameStateInvalid
+)
 
-	ErrStorageFailure   int = 1000
-	ErrGameStateInvalid int = 2000
+const (
+	ErrDummy int = -1
 
 	ErrDeleteShipTypeExistingGroup    = 5000
 	ErrDeleteShipTypePlanetProduction = 5001
@@ -68,6 +71,8 @@ func GenericErrorText(code int) string {
 		return "Dummy"
 	case ErrStorageFailure:
 		return "Storage failure"
+	case ErrGameNotInitialized:
+		return "Game not yet initialized"
 	case ErrGameStateInvalid:
 		return "Invalid game state"
 	case ErrInputUnknownRace:
@@ -170,13 +175,13 @@ func GenericErrorText(code int) string {
 }
 
 type GenericError struct {
-	code    int
+	Code    int
 	subject string
 	err     error
 }
 
 func (ge GenericError) Error() string {
-	msg := GenericErrorText(ge.code)
+	msg := GenericErrorText(ge.Code)
 	if ge.subject != "" {
 		msg += ": " + ge.subject
 	}
@@ -187,7 +192,7 @@ func (ge GenericError) Error() string {
 }
 
 func newGenericError(code int, arg ...any) error {
-	e := &GenericError{code: code}
+	e := &GenericError{Code: code}
 	if len(arg) > 0 {
 		i := 0
 		switch arg[i].(type) {