From 93562d1954b07c1a24a06347152d691d9c1ea35a Mon Sep 17 00:00:00 2001
From: Jakob Stendahl <jakob.stendahl@outlook.com>
Date: Wed, 24 Feb 2021 13:00:16 +0100
Subject: :lipstick: Make bluetooth symbol flash when not connected

---
 inc/Screen.h    |  6 ++++++
 source/main.cpp | 20 +++++++++++++++++++-
 2 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/inc/Screen.h b/inc/Screen.h
index b60ba2b..e141a86 100644
--- a/inc/Screen.h
+++ b/inc/Screen.h
@@ -67,6 +67,12 @@ static const char* const strBattLevel[] = {
     000,255,255,255,000\n\
     000,255,255,255,000\n"
 };
+const char* const bluetoothSymbol = "\
+    000,000,255,255,000\n\
+    255,000,255,000,255\n\
+    000,255,255,255,000\n\
+    255,000,255,000,255\n\
+    000,000,255,255,000\n";
 
 void plotYLine(MicroBit *uBit, int y1, int y2, int x);
 
diff --git a/source/main.cpp b/source/main.cpp
index 815d560..27481a9 100644
--- a/source/main.cpp
+++ b/source/main.cpp
@@ -193,7 +193,25 @@ void mainScreen() {
     bool bDelayElapsed = (uBit.systemTime() - tmpTimer) > 1000;
     if (bDelayElapsed) { tmpTimer = uBit.systemTime(); }
 
-    if (bDelayElapsed && bConnected) { uart->send(ManagedString("B:") + ManagedString(batteryMilliVolt)); }
+    if (bConnected) {
+        if (bDelayElapsed) {
+            uart->send(ManagedString("B:") + ManagedString(batteryMilliVolt));
+        }
+    } else {
+        if (bDelayElapsed) {
+            bBLEIndicator = !bBLEIndicator;
+            uBit.display.clear();
+            if (bBLEIndicator) {
+                MicroBitImage img(bluetoothSymbol);
+                uBit.display.print(img);
+            } else {
+                // Need to actually see this to know if I want to flash only
+                // blank screen or with battery.
+                //batteryLevelFullScreen();
+            }
+        }
+        return;
+    }
 
     switch (displayMainScreenMode) {
         case OFF:
-- 
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