From ec02bc7bcc2b1a53e0a69d255000d5d7eb76c460 Mon Sep 17 00:00:00 2001
From: Greg <gmp@wow.st>
Date: Fri, 25 Oct 2019 09:09:54 -0400
Subject: [PATCH] Some debug output, and turn off BLE.wantScan when scanning
 starts.

---
 ble_darwin.go | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/ble_darwin.go b/ble_darwin.go
index 2007292..5607b77 100644
--- a/ble_darwin.go
+++ b/ble_darwin.go
@@ -213,20 +213,18 @@ func (b *BLE) setState(x ns.CBManagerState) {
 	defer b.Unlock()
 	b.state = x
 	if b.ready && b.wantScan {
-		go func() {
-			fmt.Printf("Go: Scanning\n")
-			b.cm.ScanForPeripheralsWithServices(nil, nil)
-		}()
+		fmt.Printf("Go: Scanning\n")
+		b.cm.ScanForPeripheralsWithServices(nil, nil)
+		b.wantScan = false
 	}
 }
 
 func (b *BLE) Scan() {
 	b.Lock()
+	defer b.Unlock()
 	if b.state != (ns.CBManagerState)(ns.CBManagerStatePoweredOn) {
 		b.wantScan = true
-		b.Unlock()
 	} else {
-		b.Unlock()
 		fmt.Printf("Go: Scanning\n")
 		b.cm.ScanForPeripheralsWithServices(nil, nil)
 	}
@@ -244,7 +242,8 @@ func (b *BLE) StopScan() {
 }
 
 func connectTracker(b *BLE, x ConnectionListItem) {
-	tick := time.NewTicker(time.Second * 30)
+	fmt.Printf("connectTracker(): %s\n", x.p.Name)
+	tick := time.NewTicker(time.Second * 5)
 	select {
 	case <-b.connections.close:
 		fmt.Printf("Closing connection to %s\n", x.p.Name)
@@ -290,13 +289,13 @@ func (b *BLE) Connect(p Peripheral) {
 	b.connections.Add(item)
 	go connectTracker(b, item)
 	//time.Sleep(time.Second/10)
+	fmt.Printf("BLE.Connect(): calling cm.ConnectPeripheral(%p)\n", p.p.Ptr())
 	b.cm.ConnectPeripheral(p.p, nil)
-	fmt.Printf("cm.ConnectPeripheral() returned\n")
+	fmt.Printf("BLE.Connect() returned\n")
 }
 
 func updateState(c *ns.CBCentralManager) {
 	b := cdLookup[c.Ptr()]
-	fmt.Printf("Go: did update state\n")
 	st := c.CBManager.State()
 	if st == (ns.CBManagerState)(ns.CBManagerStatePoweredOn) {
 		b.ready = true