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{}
	// TODO(fisherxu): migrate this to jsonpb when issue fixed in golang
	// Issue to track -> https://github.com/golang/protobuf/issues/632

	}
	return debug, err
}

func setupConfigdumpZtunnelConfigWriter(debug []byte, out io.Writer) (*ztunnelDump.ConfigWriter, error) {
	cw := &ztunnelDump.ConfigWriter{Stdout: out, FullDump: debug}
	err := cw.Prime(debug)
	if err != nil {
		return nil, err
	}
	return cw, nil
}

func setupFileZtunnelConfigdumpWriter(filename string, out io.Writer) (*ztunnelDump.ConfigWriter, error) {
	data, err := readFile(filename)

	for i := range src {  // Loop over values received from 'src'.
		if i%prime != 0 {
			dst <- i  // Send 'i' to channel 'dst'.
		}
	}
}

// The prime sieve: Daisy-chain filter processes together.
func sieve() {
	ch := make(chan int)  // Create a new channel.
	go generate(ch)       // Start generate() as a subprocess.
	for {
		prime := <-ch
		fmt.Print(prime, "\n")