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@ -5,6 +5,7 @@ import (
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"os"
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"os/signal"
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"sync"
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"time"
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"github.com/edouardparis/lntop/app"
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"github.com/edouardparis/lntop/events"
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@ -29,6 +30,49 @@ func newPubSub(logger logging.Logger, network *network.Network) *pubSub {
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}
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}
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func (p *pubSub) ticker(ctx context.Context, sub chan *events.Event) {
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p.wg.Add(1)
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ticker := time.NewTicker(3 * time.Second)
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go func() {
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var old *models.Info
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for {
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select {
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case <-p.stop:
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ticker.Stop()
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p.wg.Done()
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return
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case <-ticker.C:
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info, err := p.network.Info(ctx)
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if err != nil {
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p.logger.Error("SubscribeInvoice returned an error", logging.Error(err))
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}
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if old != nil {
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if old.BlockHeight != info.BlockHeight {
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sub <- events.New(events.BlockReceived)
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}
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if old.NumPeers != info.NumPeers {
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sub <- events.New(events.PeerUpdated)
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}
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if old.NumPendingChannels < info.NumPendingChannels {
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sub <- events.New(events.ChannelPending)
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}
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if old.NumActiveChannels < info.NumActiveChannels {
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sub <- events.New(events.ChannelActive)
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}
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if old.NumInactiveChannels < info.NumInactiveChannels {
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sub <- events.New(events.ChannelInactive)
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}
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}
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old = info
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}
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}
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}()
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}
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func (p *pubSub) invoices(ctx context.Context, sub chan *events.Event) {
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p.wg.Add(3)
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invoices := make(chan *models.Invoice)
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@ -81,5 +125,6 @@ func Run(ctx context.Context, app *app.App, sub chan *events.Event) {
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pubSub.logger.Debug("Starting...")
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pubSub.invoices(ctx, sub)
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pubSub.ticker(ctx, sub)
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pubSub.wait()
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}
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