package swarm

import (
	addrutil "github.com/ipfs/fs-repo-migrations/fs-repo-6-to-7/gx/ipfs/QmNSWW3Sb4eju4o2djPQ1L1c2Zj9XN9sMYJL8r1cbxdc6b/go-addr-util"
	iconn "github.com/ipfs/fs-repo-migrations/fs-repo-6-to-7/gx/ipfs/QmToCvh5eJtoDheMggre7b2zeFCJ6tAyB82YVs457cqoUE/go-libp2p-interface-conn"
	ma "github.com/ipfs/fs-repo-migrations/fs-repo-6-to-7/gx/ipfs/QmWWQ2Txc2c6tqjsBpzg5Ar652cHPGNsQQp2SejkNmkUMb/go-multiaddr"
)

// ListenAddresses returns a list of addresses at which this swarm listens.
func (s *Swarm) ListenAddresses() []ma.Multiaddr {
	listeners := s.swarm.Listeners()
	addrs := make([]ma.Multiaddr, 0, len(listeners))
	for _, l := range listeners {
		if l2, ok := l.NetListener().(iconn.Listener); ok {
			addrs = append(addrs, l2.Multiaddr())
		}
	}
	return addrs
}

// InterfaceListenAddresses returns a list of addresses at which this swarm
// listens. It expands "any interface" addresses (/ip4/0.0.0.0, /ip6/::) to
// use the known local interfaces.
func (s *Swarm) InterfaceListenAddresses() ([]ma.Multiaddr, error) {
	return addrutil.ResolveUnspecifiedAddresses(s.ListenAddresses(), nil)
}
