From a670da769fa1c544b4f375fad482d4915bc354f0 Mon Sep 17 00:00:00 2001
From: Ian Gulliver <github@flamingcow.io>
Date: Wed, 20 Aug 2025 23:11:19 -0700
Subject: [PATCH] Parallelize sending

---
 main.go | 31 ++++++++++++++++++++++++-------
 1 file changed, 24 insertions(+), 7 deletions(-)

diff --git a/main.go b/main.go
index 274cc81..dbd3b03 100644
--- a/main.go
+++ b/main.go
@@ -77,14 +77,31 @@ func (ph *PHandler) serveRoot(w http.ResponseWriter, r *http.Request) {
 }
 
 func (ph *PHandler) sendAlert(m string) error {
-	err := ph.pd.sendAlert(m)
-	if err != nil {
-		return fmt.Errorf("Error sending to PagerDuty: %w", err)
-	}
+	res := make(chan error, 2)
 
-	err = ph.gc.sendMessage(ph.garminIMEI, ph.garminSender, m)
-	if err != nil {
-		return fmt.Errorf("Error sending to Garmin: %w", err)
+	go func() {
+		err := ph.gc.sendMessage(ph.garminIMEI, ph.garminSender, m)
+		if err != nil {
+			res <- fmt.Errorf("Error sending to Garmin: %w", err)
+		} else {
+			res <- nil
+		}
+	}()
+
+	go func() {
+		err := ph.pd.sendAlert(m)
+		if err != nil {
+			res <- fmt.Errorf("Error sending to PagerDuty: %w", err)
+		} else {
+			res <- nil
+		}
+	}()
+
+	for i := 0; i < 2; i++ {
+		err := <-res
+		if err != nil {
+			return err
+		}
 	}
 
 	return nil