package rep

import (
	"log"
	"time"
)

func (rep *Replicator) runWALRecvr() {
	go func() {
		<-rep.stop
		rep.client.Close()
	}()

	defer rep.done.Done()

	for {
		rep.runWALRecvrOnce()
		select {
		case <-rep.stop:
			log.Print("[WAL-RECVR] Stopped")
			return
		default:
			time.Sleep(time.Second)
		}
	}
}

func (rep *Replicator) runWALRecvrOnce() {
	logf := func(pattern string, args ...any) {
		log.Printf("[WAL-RECVR] "+pattern, args...)
	}

	err := rep.client.StreamWAL(rep.wal)
	if !rep.stopped() {
		logf("Recv failed: %v", err)
	}
}