chore: move the go code into a subfolder

apps/api/internal/domain/oidc_error_reason.go

@@ -0,0 +1,48 @@
+package domain
+
+import (
+	"errors"
+
+	"github.com/zitadel/oidc/v3/pkg/oidc"
+
+	"github.com/zitadel/zitadel/internal/zerrors"
+)
+
+type OIDCErrorReason int32
+
+const (
+	OIDCErrorReasonUnspecified OIDCErrorReason = iota
+	OIDCErrorReasonInvalidRequest
+	OIDCErrorReasonUnauthorizedClient
+	OIDCErrorReasonAccessDenied
+	OIDCErrorReasonUnsupportedResponseType
+	OIDCErrorReasonInvalidScope
+	OIDCErrorReasonServerError
+	OIDCErrorReasonTemporaryUnavailable
+	OIDCErrorReasonInteractionRequired
+	OIDCErrorReasonLoginRequired
+	OIDCErrorReasonAccountSelectionRequired
+	OIDCErrorReasonConsentRequired
+	OIDCErrorReasonInvalidRequestURI
+	OIDCErrorReasonInvalidRequestObject
+	OIDCErrorReasonRequestNotSupported
+	OIDCErrorReasonRequestURINotSupported
+	OIDCErrorReasonRegistrationNotSupported
+	OIDCErrorReasonInvalidGrant
+)
+
+func OIDCErrorReasonFromError(err error) OIDCErrorReason {
+	if errors.Is(err, oidc.ErrInvalidRequest()) {
+		return OIDCErrorReasonInvalidRequest
+	}
+	if errors.Is(err, oidc.ErrInvalidGrant()) {
+		return OIDCErrorReasonInvalidGrant
+	}
+	if zerrors.IsPreconditionFailed(err) {
+		return OIDCErrorReasonAccessDenied
+	}
+	if zerrors.IsInternal(err) {
+		return OIDCErrorReasonServerError
+	}
+	return OIDCErrorReasonUnspecified
+}