Reset the step count every day at midnight.

src/components/datetime/DateTimeController.cpp

@@ -1,9 +1,14 @@
 #include "DateTimeController.h"
 #include <date/date.h>
 #include <libraries/log/nrf_log.h>
+#include <systemtask/SystemTask.h>
 
 using namespace Pinetime::Controllers;
 
+DateTime::DateTime(System::SystemTask& systemTask) : systemTask{systemTask} {
+
+}
+
 
 void DateTime::SetTime(uint16_t year, uint8_t month, uint8_t day, uint8_t dayOfWeek, uint8_t hour, uint8_t minute,
                        uint8_t second, uint32_t systickCounter) {
@@ -62,6 +67,14 @@ void DateTime::UpdateTime(uint32_t systickCounter) {
   hour = time.hours().count();
   minute = time.minutes().count();
   second = time.seconds().count();
+
+  // Notify new day to SystemTask
+  if(hour == 0 and not isMidnightAlreadyNotified) {
+    isMidnightAlreadyNotified = true;
+    systemTask.PushMessage(System::SystemTask::Messages::OnNewDay);
+  } else if (hour != 0) {
+    isMidnightAlreadyNotified = false;
+  }
 }
 
 const char *DateTime::MonthShortToString() {

src/components/datetime/DateTimeController.h

@@ -4,12 +4,17 @@
 #include <chrono>
 
 namespace Pinetime {
+  namespace System {
+    class SystemTask;
+  }
   namespace Controllers {
     class DateTime {
       public:
         enum class Days : uint8_t {Unknown, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday};
         enum class Months : uint8_t {Unknown, January, February, March, April, May, June, July, August, September, October, November, December};
 
+        DateTime(System::SystemTask& systemTask);
+
         void SetTime(uint16_t year, uint8_t month, uint8_t day, uint8_t dayOfWeek, uint8_t hour, uint8_t minute, uint8_t second, uint32_t systickCounter);
         void UpdateTime(uint32_t systickCounter);
         uint16_t Year() const { return year; }
@@ -31,6 +36,7 @@ namespace Pinetime {
         std::chrono::time_point<std::chrono::system_clock, std::chrono::nanoseconds> CurrentDateTime() const { return currentDateTime; }
         std::chrono::seconds Uptime() const { return uptime; }
       private:
+        System::SystemTask& systemTask;
         uint16_t year = 0;
         Months month = Months::Unknown;
         uint8_t day = 0;
@@ -43,6 +49,8 @@ namespace Pinetime {
         std::chrono::time_point<std::chrono::system_clock, std::chrono::nanoseconds> currentDateTime;
         std::chrono::seconds uptime {0};
 
+        bool isMidnightAlreadyNotified = false;
+
         static char const *DaysString[];
         static char const *DaysStringShort[];
         static char const *DaysStringLow[];

src/drivers/Bma421.cpp

@@ -105,3 +105,7 @@ Bma421::Values Bma421::Process() {
 bool Bma421::IsOk() const {
   return isOk;
 }
+
+void Bma421::ResetStepCounter() {
+  bma423_reset_step_counter(&bma);
+}

src/drivers/Bma421.h

@@ -19,8 +19,8 @@ namespace Pinetime {
       Bma421& operator=(Bma421&&) = delete;
 
       void Init();
-      void Reset();
       Values Process();
+      void ResetStepCounter();
 
       void Read(uint8_t registerAddress, uint8_t *buffer, size_t size);
       void Write(uint8_t registerAddress, const uint8_t *data, size_t size);
@@ -28,6 +28,8 @@ namespace Pinetime {
       bool IsOk() const;
 
     private:
+      void Reset();
+
       TwiMaster& twiMaster;
       uint8_t deviceAddress = 0x18;
       struct bma4_dev bma;

src/main.cpp

@@ -107,7 +107,6 @@ Pinetime::Drivers::Hrs3300 heartRateSensor {twiMaster, heartRateSensorTwiAddress
 TimerHandle_t debounceTimer;
 Pinetime::Controllers::Battery batteryController;
 Pinetime::Controllers::Ble bleController;
-Pinetime::Controllers::DateTime dateTimeController;
 void ble_manager_set_ble_connection_callback(void (*connection)());
 void ble_manager_set_ble_disconnection_callback(void (*disconnection)());
 static constexpr uint8_t pinTouchIrq = 28;
@@ -259,7 +258,7 @@ int main(void) {
   debounceTimer = xTimerCreate ("debounceTimer", 200, pdFALSE, (void *) 0, DebounceTimerCallback);
 
   systemTask = std::make_unique<Pinetime::System::SystemTask>(spi, lcd, spiNorFlash, twiMaster, touchPanel, lvgl, batteryController, bleController,
-                                                    dateTimeController, motorController, heartRateSensor, motionSensor, settingsController);
+                                                    motorController, heartRateSensor, motionSensor, settingsController);
   systemTask->Start();
   nimble_port_init();
 

src/systemtask/SystemTask.cpp

@@ -40,7 +40,6 @@ SystemTask::SystemTask(Drivers::SpiMaster &spi, Drivers::St7789 &lcd,
                        Drivers::TwiMaster& twiMaster, Drivers::Cst816S &touchPanel,
                        Components::LittleVgl &lvgl,
                        Controllers::Battery &batteryController, Controllers::Ble &bleController,
-                       Controllers::DateTime &dateTimeController,
                        Pinetime::Controllers::MotorController& motorController,
                        Pinetime::Drivers::Hrs3300& heartRateSensor,
                        Pinetime::Drivers::Bma421& motionSensor,
@@ -48,7 +47,7 @@ SystemTask::SystemTask(Drivers::SpiMaster &spi, Drivers::St7789 &lcd,
                        spi{spi}, lcd{lcd}, spiNorFlash{spiNorFlash},
                        twiMaster{twiMaster}, touchPanel{touchPanel}, lvgl{lvgl}, batteryController{batteryController},
                        heartRateController{*this},
-                       bleController{bleController}, dateTimeController{dateTimeController},
+                       bleController{bleController}, dateTimeController{*this},
                        watchdog{}, watchdogView{watchdog},
                        motorController{motorController}, heartRateSensor{heartRateSensor}, motionSensor{motionSensor},
                        settingsController{settingsController},
@@ -210,6 +209,11 @@ void SystemTask::Work() {
           isSleeping = true;
           isGoingToSleep = false;
           break;
+        case Messages::OnNewDay:
+          // We might be sleeping (with TWI device disabled.
+          // Remember we'll have to reset the counter next time we're awake
+          stepCounterMustBeReset = true;
+          break;
         default: break;
       }
     }
@@ -239,6 +243,12 @@ void SystemTask::UpdateMotion() {
 
   if(isSleeping)
     twiMaster.Wakeup();
+
+  if(stepCounterMustBeReset) {
+    motionSensor.ResetStepCounter();
+    stepCounterMustBeReset = false;
+  }
+
   auto motionValues = motionSensor.Process();
   if(isSleeping)
     twiMaster.Sleep();

src/systemtask/SystemTask.h

@@ -40,7 +40,8 @@ namespace Pinetime {
     class SystemTask {
       public:
         enum class Messages {GoToSleep, GoToRunning, OnNewTime, OnNewNotification, OnNewCall, BleConnected,
-            BleFirmwareUpdateStarted, BleFirmwareUpdateFinished, OnTouchEvent, OnButtonEvent, OnDisplayTaskSleeping
+            BleFirmwareUpdateStarted, BleFirmwareUpdateFinished, OnTouchEvent, OnButtonEvent, OnDisplayTaskSleeping,
+            OnNewDay
         };
 
         SystemTask(Drivers::SpiMaster &spi, Drivers::St7789 &lcd,
@@ -48,7 +49,6 @@ namespace Pinetime {
                    Drivers::TwiMaster& twiMaster, Drivers::Cst816S &touchPanel,
                    Components::LittleVgl &lvgl,
                    Controllers::Battery &batteryController, Controllers::Ble &bleController,
-                   Controllers::DateTime &dateTimeController,
                    Pinetime::Controllers::MotorController& motorController,
                    Pinetime::Drivers::Hrs3300& heartRateSensor,
                    Pinetime::Drivers::Bma421& motionSensor,
@@ -80,7 +80,7 @@ namespace Pinetime {
         std::unique_ptr<Pinetime::Applications::HeartRateTask> heartRateApp;
 
         Pinetime::Controllers::Ble& bleController;
-        Pinetime::Controllers::DateTime& dateTimeController;
+        Pinetime::Controllers::DateTime dateTimeController;
         QueueHandle_t systemTasksMsgQueue;
         std::atomic<bool> isSleeping{false};
         std::atomic<bool> isGoingToSleep{false};
@@ -115,6 +115,7 @@ namespace Pinetime {
 
         void GoToRunning();
         void UpdateMotion();
+        bool stepCounterMustBeReset = false;
 
 #if configUSE_TRACE_FACILITY == 1
         SystemMonitor<FreeRtosMonitor> monitor;