func printRTAsJSON(r *rt.RoutingTable) {
type ChannelDesc struct {
ID1 string `json:"lightning_id1"`
ID2 string `json:"lightning_id2"`
EdgeId string `json:"outpoint"`
Capacity int64 `json:"capacity"`
Weight float64 `json:"weight"`
}
var channels struct {
Channels []ChannelDesc `json:"channels"`
}
channelsRaw := r.AllChannels()
channels.Channels = make([]ChannelDesc, 0, len(channelsRaw))
for _, channelRaw := range channelsRaw {
sourceHex := channelRaw.Id1.String()
targetHex := channelRaw.Id2.String()
channels.Channels = append(channels.Channels,
ChannelDesc{
ID1: sourceHex,
ID2: targetHex,
EdgeId: channelRaw.EdgeID.String(),
Weight: channelRaw.Info.Weight(),
Capacity: channelRaw.Info.Capacity(),
},
)
}
printRespJson(channels)
}
// Prints routing table in human readable table format
func printRTAsTable(r *rt.RoutingTable, humanForm bool) {
// Minimum length of data part to which name can be shortened
var minLen int
var tmpl string
var lightningIdTree, edgeIdTree prefix_tree.PrefixTree
if humanForm {
tmpl = "%-10v %-10v %-10v %-10v %-10v\n"
minLen = 6
} else {
tmpl = "%-64v %-64v %-66v %-10v %-10v\n"
minLen = 100
}
fmt.Printf(tmpl, "ID1", "ID2", "Outpoint", "Capacity", "Weight")
channels := r.AllChannels()
if humanForm {
// Generate prefix tree for shortcuts
lightningIdTree = prefix_tree.NewPrefixTree()
for _, node := range r.Nodes() {
lightningIdTree.Add(node.String())
}
edgeIdTree = prefix_tree.NewPrefixTree()
for _, channel := range channels {
edgeIdTree.Add(channel.EdgeID.String())
}
}
for _, channel := range channels {
var source, target, edgeId string
sourceHex := channel.Id1.String()
targetHex := channel.Id2.String()
edgeIdRaw := channel.EdgeID.String()
if humanForm {
source = getShortcut(lightningIdTree, sourceHex, minLen)
target = getShortcut(lightningIdTree, targetHex, minLen)
edgeId = getShortcut(edgeIdTree, edgeIdRaw, minLen)
} else {
source = sourceHex
target = targetHex
edgeId = edgeIdRaw
}
fmt.Printf(tmpl, source, target, edgeId, channel.Info.Cpt, channel.Info.Wgt)
}
}