saerro-go/hack/ess-sampler/main.go
2024-11-13 21:12:33 -08:00

74 lines
1.4 KiB
Go

package main
import (
"bytes"
"context"
"log"
"os"
"os/signal"
"syscall"
"time"
"git.sapphic.engineer/ps2.live/saerro-go/cmd/ws/eventhandler"
"git.sapphic.engineer/ps2.live/saerro-go/cmd/ws/wsmanager"
"git.sapphic.engineer/ps2.live/saerro-go/types"
)
func main() {
wsAddr := os.Getenv("WS_ADDR")
if wsAddr == "" {
log.Fatalln("WS_ADDR is not set.")
}
wsm := wsmanager.NewWebsocketManager(eventhandler.EventHandler{})
ctx, cancel := context.WithTimeout(context.Background(), time.Second*30)
defer cancel()
err := wsm.Connect(ctx, wsAddr)
if err != nil {
log.Fatalln(err)
}
buf := bytes.Buffer{}
go func() {
for {
ctx := context.Background()
_, data, err := wsm.Conn.Read(ctx)
if err != nil {
log.Fatalln("wsm: read failed:", err)
}
buf.Write(data)
buf.WriteByte('\n')
}
}()
go func() {
time.Sleep(time.Second * 1)
err = wsm.Subscribe(ctx)
if err != nil {
wsm.FailClose()
log.Fatalln("subscribe failed", err)
}
// log.Println("sent subscribe")
}()
exitSignal := make(chan os.Signal, 1)
signal.Notify(exitSignal, syscall.SIGINT, syscall.SIGTERM)
select {
case <-exitSignal:
log.Println("got interrupt, exiting...")
case <-wsm.Closed:
log.Println("websocket closed, bailing...")
case <-time.After(time.Second * 30):
buf.WriteTo(os.Stdout)
}
}
type handler struct{}
func (h handler) HandleEvent(_ context.Context, _ types.ESSEvent) {}