From 4531a05af32225fb782c184f71bf2ceeaff06f0a Mon Sep 17 00:00:00 2001
From: cn <cn@mycrobase.de>
Date: Tue, 23 Apr 2019 15:40:28 +0200
Subject: [PATCH] miflorad: improve logging to show peripheral connect retries

---
 cmd/miflorad/main.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/cmd/miflorad/main.go b/cmd/miflorad/main.go
index 4d0f1c8..879b7c5 100644
--- a/cmd/miflorad/main.go
+++ b/cmd/miflorad/main.go
@@ -151,7 +151,6 @@ func readData(peripheral *peripheral, client ble.Client) (common.SensorDataRespo
 }
 
 func connectPeripheral(peripheral *peripheral, send chan mifloraMetric) error {
-	fmt.Fprintf(os.Stderr, "Scanning for %s...\n", peripheral.id)
 
 	// only way to get back the found advertisement, must be buffered!
 	foundAdvertisementChannel := make(chan ble.Advertisement, 1)
@@ -217,13 +216,17 @@ func connectPeripheral(peripheral *peripheral, send chan mifloraMetric) error {
 
 func readPeripheral(peripheral *peripheral, send chan mifloraMetric) error {
 	var err error
+	fmt.Fprintf(os.Stderr, "Scanning for %s...", peripheral.id)
 	for retry := 0; retry < *readRetries; retry++ {
+		fmt.Fprintf(os.Stderr, " %d", retry+1)
 		err = connectPeripheral(peripheral, send)
 		// stop retrying once we have a success, last err will be returned (or nil)
 		if err == nil {
+			fmt.Fprintf(os.Stderr, ".")
 			break
 		}
 	}
+	fmt.Fprintf(os.Stderr, "\n")
 	return err
 }