Hopefully fix read receipts timestamps (#2557)

This should avoid coercions between signed and unsigned ints which might fix problems like `sql: converting argument $5 type: uint64 values with high bit set are not supported`.

1 files changed, 2 insertions, 1 deletions

diff --git a/clientapi/producers/syncapi.go b/clientapi/producers/syncapi.go
index 48b1ae88..0ac63779 100644
--- a/clientapi/producers/syncapi.go
+++ b/clientapi/producers/syncapi.go
@@ -17,6 +17,7 @@ package producers
 import (
 	"context"
 	"encoding/json"
+	"fmt"
 	"strconv"
 	"time"
 
@@ -83,7 +84,7 @@ func (p *SyncAPIProducer) SendReceipt(
 	m.Header.Set(jetstream.RoomID, roomID)
 	m.Header.Set(jetstream.EventID, eventID)
 	m.Header.Set("type", receiptType)
-	m.Header.Set("timestamp", strconv.Itoa(int(timestamp)))
+	m.Header.Set("timestamp", fmt.Sprintf("%d", timestamp))
 
 	log.WithFields(log.Fields{}).Tracef("Producing to topic '%s'", p.TopicReceiptEvent)
 	_, err := p.JetStream.PublishMsg(m, nats.Context(ctx))