}

// Prime loads the config dump into the writer ready for printing
func (c *ConfigWriter) Prime(b []byte) error {
	cd := ZtunnelDump{}
	// TODO(fisherxu): migrate this to jsonpb when issue fixed in golang
	// Issue to track -> https://github.com/golang/protobuf/issues/632
	err := json.Unmarshal(b, &cd)
	if err != nil {
		return fmt.Errorf("error unmarshalling config dump response from ztunnel: %v", err)
	}
	c.ztunnelDump = &cd
	return nil
}

type nonstrictResolver struct{}

var envoyResolver nonstrictResolver

func (m *nonstrictResolver) Resolve(typeURL string) (legacyproto.Message, error) {
	// See https://github.com/golang/protobuf/issues/747#issuecomment-437463120
	mname := typeURL
	if slash := strings.LastIndex(typeURL, "/"); slash >= 0 {
		mname = mname[slash+1:]
	}
	mt, err := protoregistry.GlobalTypes.FindMessageByName(protoreflect.FullName(mname))

	ExitDataError      = 65 // some format error with input data

	// below here are non-zero exit codes that don't indicate an error with istioctl itself
	ExitAnalyzerFoundIssues = 79 // istioctl analyze found issues, for CI/CD
)

func GetExitCode(e error) int {
	if strings.Contains(e.Error(), "unknown command") {
		e = util.CommandParseError{Err: e}
	}

	switch e.(type) {
	case util.CommandParseError:

	cd, _ := os.ReadFile("testdata/ecds/configdump.json")
	cw.Prime(cd)
	err := cw.PrintEcds("json")
	assert.NoError(t, err)

	// protojson opt out of whitespace randomization, see more details: https://github.com/golang/protobuf/issues/1082
	var rm json.RawMessage = gotOut.Bytes()
	jsonOutput, err := json.MarshalIndent(rm, "", "    ")
	if err != nil {
		assert.NoError(t, err)
	}
	jsonOutput = append(jsonOutput, '\n')

	}
	if isMCP {
		return mcpDialOptions(ctx, opts.GCPProject, k8sCreds)
	}
	return []grpc.DialOption{
		// nolint: gosec
		// Only runs over istioctl experimental
		// TODO: https://github.com/istio/istio/issues/41937
		grpc.WithTransportCredentials(credentials.NewTLS(
			&tls.Config{
				// Always skip verifying, because without it we always get "certificate signed by unknown authority".

	"istio.io/istio/pkg/kube"
)

type operatorRemoveArgs struct {
	// skipConfirmation determines whether the user is prompted for confirmation.
	// If set to true, the user is not prompted and a Yes response is assumed in all cases.
	skipConfirmation bool
	// force proceeds even if there are validation errors
	force bool
	// operatorNamespace is the namespace the operator controller is installed into.
	operatorNamespace string

	if err != nil {
		return nil, err
	}
	return setupClustersEnvoyConfigWriter(data, out)
}

// TODO(fisherxu): migrate this to config dump when implemented in Envoy
// Issue to track -> https://github.com/envoyproxy/envoy/issues/3362
func setupClustersEnvoyConfigWriter(debug []byte, out io.Writer) (*clusters.ConfigWriter, error) {
	cw := &clusters.ConfigWriter{Stdout: out}
	err := cw.Prime(debug)
	if err != nil {

	// to take effect.
	ReadinessTimeout time.Duration
	// SkipConfirmation determines whether the user is prompted for confirmation.
	// If set to true, the user is not prompted and a Yes response is assumed in all cases.
	SkipConfirmation bool
	// Force proceeds even if there are validation errors
	Force bool
	// Verify after installation
	Verify bool

					t.Fatal(err)
				}
			}

			select {
			case err := <-errChan:
				if err != nil {
					// An invalid configuration should return nil
					// Either an invalid config did not return nil (which is an issue) or an unexpected error occurred
					t.Fatal(err)
				}
				assert.Equal(t, isReady.Load(), false)
			case <-time.After(5 * time.Second):
				t.Fatal("timed out waiting for invalid configuration to be detected")

const (

	// help strings and long formatted user outputs
	skipConfirmationFlagHelpStr = `The skipConfirmation determines whether the user is prompted for confirmation.
If set to true, the user is not prompted and a Yes response is assumed in all cases.`
	overrideHelpStr = `If true, allow revision tags to be overwritten, otherwise reject revision tag updates that
overwrite existing revision tags.`