type ConfigWriter struct {
	Stdout     io.Writer
	configDump *configdump.Wrapper
}

// includeConfigType is a flag to indicate whether to include the config type in the output
var includeConfigType bool

func SetPrintConfigTypeInSummary(p bool) {
	includeConfigType = p
}

// Prime loads the config dump into the writer ready for printing

	"io"
	"text/tabwriter"

	"sigs.k8s.io/yaml"
)

// ConfigWriter is a writer for processing responses from the Ztunnel Admin config_dump endpoint
type ConfigWriter struct {
	Stdout      io.Writer
	ztunnelDump *ZtunnelDump
	FullDump    []byte
}

// Prime loads the config dump into the writer ready for printing
func (c *ConfigWriter) Prime(b []byte) error {
	cd := ZtunnelDump{}

	}{
		{
			name:        "errors if unable to unmarshal bytes",
			inputFile:   "",
			wantConfigs: 0,
			wantErr:     true,
		},
		{
			name:        "loads valid ztunnel config_dump",
			inputFile:   "testdata/dump.json",
			wantConfigs: 27,
			wantErr:     false,
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			cw := &ConfigWriter{}
			cd, _ := os.ReadFile(tt.inputFile)

	}
	if c.Port != 0 {
		p := fmt.Sprintf("|%v|", c.Port)
		if !strings.Contains(name, p) {
			return false
		}
	}
	return true
}

// PrintClusterSummary prints a summary of the relevant clusters in the config dump to the ConfigWriter stdout
func (c *ConfigWriter) PrintClusterSummary(filter ClusterFilter) error {
	w, clusters, err := c.setupClusterConfigWriter()
	if err != nil {
		return err
	}
	if includeConfigType {

// PrintSecretDump prints just the secret config dump to the ConfigWriter stdout
func (c *ConfigWriter) PrintSecretDump(outputFormat string) error {
	if c.ztunnelDump == nil {
		return fmt.Errorf("config writer has not been primed")
	}
	secretDump := c.ztunnelDump.Certificates
	out, err := json.MarshalIndent(secretDump, "", "    ")
	if err != nil {
		return fmt.Errorf("failed to marshal secrets dump: %v", err)
	}
	if outputFormat == "yaml" {

	"google.golang.org/protobuf/reflect/protoregistry"
	"google.golang.org/protobuf/types/known/emptypb"

	"istio.io/istio/istioctl/pkg/util/configdump"
)

// Comparator diffs between a config dump from Istiod and one from Envoy
type Comparator struct {
	envoy, istiod *configdump.Wrapper
	w             io.Writer
	context       int
	location      string
}

// NewComparator is a comparator constructor

		return nil, fmt.Errorf("failed to get dynamic listener dump: %s", err)
	}

	return &Analyzer{listenerDump: listeners}, nil
}

// Print print the analysis results.
func (a *Analyzer) Print(writer io.Writer) {
	var listeners []*listener.Listener
	for _, l := range a.listenerDump.DynamicListeners {
		listenerTyped := &listener.Listener{}
		// Support v2 or v3 in config dump. See ads.go:RequestedTypes for more info.

        print("-", k)

    print("##", "*" * 25)

    for k in sorted(common):
        if q0[k] != q1[k]:
            print("## ", k)
            s0 = yaml.safe_dump(q0[k], default_flow_style=False, indent=2)
            s1 = yaml.safe_dump(q1[k], default_flow_style=False, indent=2)

            print(datadiff.diff(s0, s1, fromfile=args.orig, tofile=args.new))

    return changed + len(added) + len(removed)

			return false
		}
	}
	if wf.Node != "" && !strings.EqualFold(workload.Node, wf.Node) {
		return false
	}
	return true
}

// PrintWorkloadSummary prints a summary of the relevant listeners in the config dump to the ConfigWriter stdout
func (c *ConfigWriter) PrintWorkloadSummary(filter WorkloadFilter) error {
	w := c.tabwriter()
	zDump := c.ztunnelDump

	verifiedWorkloads := make([]*ZtunnelWorkload, 0, len(zDump.Workloads))

type EndpointFilter struct {
	Address string
	Port    uint32
	Cluster string
	Status  string
}

// ConfigWriter is a writer for processing responses from the Envoy Admin config_dump endpoint
type ConfigWriter struct {
	Stdout   io.Writer
	clusters *clusters.Wrapper
}

// EndpointCluster is used to store the endpoint and cluster
type EndpointCluster struct {
	address            string