Exit menu after some inactive time

Signed-off-by: Olivier Mehani <shtrom@ssji.net>

src/Watchy.cpp

@@ -12,6 +12,7 @@ RTC_DATA_ATTR bool BLE_CONFIGURED;
 RTC_DATA_ATTR weatherData currentWeather;
 RTC_DATA_ATTR int weatherIntervalCounter = -1;
 RTC_DATA_ATTR bool displayFullInit       = true;
+RTC_DATA_ATTR bool alreadyInMenu         = true;
 
 void Watchy::init(String datetime) {
   esp_sleep_wakeup_cause_t wakeup_reason;
@@ -27,8 +28,9 @@ void Watchy::init(String datetime) {
 
   switch (wakeup_reason) {
   case ESP_SLEEP_WAKEUP_EXT0: // RTC Alarm
-    if (guiState == WATCHFACE_STATE) {
-      RTC.read(currentTime);
+    RTC.read(currentTime);
+    switch (guiState) {
+    case WATCHFACE_STATE:
       showWatchFace(true); // partial updates on tick
       if (settings.vibrateOClock) {
         if (currentTime.Minute == 0) {
@@ -36,6 +38,16 @@ void Watchy::init(String datetime) {
           vibMotor(75, 4);
         }
       }
+      break;
+    case MAIN_MENU_STATE:
+      // Return to watchface if in menu for more than one tick
+      if (alreadyInMenu) {
+        guiState = WATCHFACE_STATE;
+        showWatchFace(false);
+      } else {
+        alreadyInMenu = true;
+      }
+      break;
     }
     break;
   case ESP_SLEEP_WAKEUP_EXT1: // button Press
@@ -264,6 +276,7 @@ void Watchy::showMenu(byte menuIndex, bool partialRefresh) {
   display.display(partialRefresh);
 
   guiState = MAIN_MENU_STATE;
+  alreadyInMenu = false;
 }
 
 void Watchy::showFastMenu(byte menuIndex) {