package model

import "net"

// Endpoint holds the network context of a node in the service graph.
type Endpoint struct {
	ServiceName string `json:"serviceName,omitempty"`
	IPv4        net.IP `json:"ipv4,omitempty"`
	IPv6        net.IP `json:"ipv6,omitempty"`
	Port        uint16 `json:"port,omitempty"`
}

// Empty returns if all Endpoint properties are empty / unspecified.
func (e *Endpoint) Empty() bool {
	return e == nil ||
		(e.ServiceName == "" && e.Port == 0 && len(e.IPv4) == 0 && len(e.IPv6) == 0)
}