package bootstrap

import (
	"isle/garage"
)

// GaragePeers returns a Peer for each known garage instance in the network.
func (b Bootstrap) GaragePeers() []garage.RemotePeer {
	var peers []garage.RemotePeer
	for _, host := range b.Hosts {
		peers = append(peers, host.GaragePeers()...)
	}
	return peers
}

// ChooseGaragePeer returns a Peer for a garage instance from the network. It
// will prefer a garage instance on this particular host, if there is one, but
// will otherwise return a random endpoint.
func (b Bootstrap) ChooseGaragePeer() garage.RemotePeer {
	thisHost := b.ThisHost()
	if len(thisHost.Garage.Instances) > 0 {
		return thisHost.GaragePeers()[0]
	}

	for _, peer := range b.GaragePeers() {
		return peer
	}

	panic("no garage instances configured")
}