lowersleep: Implement Lower to Sleep functionality (#827)

src/components/motion/MotionController.cpp

@@ -115,6 +115,20 @@ bool MotionController::ShouldShakeWake(uint16_t thresh) {
   return accumulatedSpeed > thresh;
 }
 
+bool MotionController::ShouldLowerSleep() const {
+  if (stats.yMean < 724 || DegreesRolled(stats.yMean, stats.zMean, stats.prevYMean, stats.prevZMean) < 30) {
+    return false;
+  }
+
+  for (uint8_t i = AccelStats::numHistory + 1; i < yHistory.Size(); i++) {
+    if (yHistory[i] < 265) {
+      return false;
+    }
+  }
+
+  return true;
+}
+
 void MotionController::Init(Pinetime::Drivers::Bma421::DeviceTypes types) {
   switch (types) {
     case Drivers::Bma421::DeviceTypes::BMA421:

src/components/motion/MotionController.h

@@ -46,6 +46,7 @@ namespace Pinetime {
 
       bool ShouldShakeWake(uint16_t thresh);
       bool ShouldRaiseWake() const;
+      bool ShouldLowerSleep() const;
 
       int32_t CurrentShakeSpeed() const {
         return accumulatedSpeed;

src/components/settings/Settings.h

@@ -12,12 +12,7 @@ namespace Pinetime {
       enum class ClockType : uint8_t { H24, H12 };
       enum class Notification : uint8_t { On, Off, Sleep };
       enum class ChimesOption : uint8_t { None, Hours, HalfHours };
-      enum class WakeUpMode : uint8_t {
-        SingleTap = 0,
-        DoubleTap = 1,
-        RaiseWrist = 2,
-        Shake = 3,
-      };
+      enum class WakeUpMode : uint8_t { SingleTap = 0, DoubleTap = 1, RaiseWrist = 2, Shake = 3, LowerWrist = 4 };
       enum class Colors : uint8_t {
         White,
         Silver,
@@ -238,7 +233,7 @@ namespace Pinetime {
         }
       };
 
-      std::bitset<4> getWakeUpModes() const {
+      std::bitset<5> getWakeUpModes() const {
         return settings.wakeUpMode;
       }
 
@@ -279,7 +274,7 @@ namespace Pinetime {
     private:
       Pinetime::Controllers::FS& fs;
 
-      static constexpr uint32_t settingsVersion = 0x0005;
+      static constexpr uint32_t settingsVersion = 0x0006;
 
       struct SettingsData {
         uint32_t version = settingsVersion;
@@ -296,8 +291,9 @@ namespace Pinetime {
 
         WatchFaceInfineat watchFaceInfineat;
 
-        std::bitset<4> wakeUpMode {0};
+        std::bitset<5> wakeUpMode {0};
         uint16_t shakeWakeThreshold = 150;
+
         Controllers::BrightnessController::Levels brightLevel = Controllers::BrightnessController::Levels::Medium;
       };