fix: emails sending despite online status

Closes #140

go/cmd/emailnotifierjob/main.go

@@ -26,7 +26,7 @@ const (
 	// Minimum time a message must be unread before we consider notifying
 	unreadThreshold = 10 * time.Minute
 	// Minimum time between emails to the same user
-	emailCooldown = 1 * time.Hour
+	emailCooldown = 12 * time.Hour
 )
 
 func main() {
@@ -107,17 +107,15 @@ func runNotificationCycle(
 	behindCounts := map[string]int{}
 	latestActivity := map[string]time.Time{}
 
-	// Get all currently connected humans (empty channel_ids = all connections)
+	// Get all currently connected humans
 	allOnline := map[string]bool{}
-	presenceResp, err := pusherSvc.BulkGetPresence(ctx, &pbpusher.BulkGetPresenceRequest{})
+	onlineResp, err := pusherSvc.GetOnlineHumanIds(ctx, &pbpusher.GetOnlineHumanIdsRequest{})
 	if err != nil {
-		slog.Error("failed to get connected humans", "error", err)
-		// Continue without presence data — worst case we send an email to someone who's online
-	} else if ch, ok := presenceResp.Presences["_all"]; ok {
-		slog.Info("gathered bulk presence", "# of humans present", fmt.Sprintf("%d", len(ch.HumanIds)))
-		for _, id := range ch.HumanIds {
-			allOnline[id] = true
-		}
+		return fmt.Errorf("failed to get online humans: %w", err)
+	}
+	slog.Info("gathered online presence", "onlineCount", len(onlineResp.HumanIds), "humanIds", onlineResp.HumanIds)
+	for _, id := range onlineResp.HumanIds {
+		allOnline[id] = true
 	}
 
 	for _, net := range networks {
@@ -288,7 +286,7 @@ func buildEmailHTML(name string, count int, streamsWord string) string {
   <p>You have unread messages in <strong>%d %s</strong> on Flowy.llink.</p>
   <p>Open the app to catch up with your team.</p>
   <p style="color: #666; font-size: 13px; margin-top: 32px;">
-    Best,<br>Flowy Team
+    Best,<br>Flowy Team <br>Note: disable email notifications from in-app settings.
   </p>
 </body>
 </html>`, name, count, streamsWord)