Add power modeling and scheduling based on thesis

src/power/Power.h

@@ -11,8 +11,6 @@
 #ifndef Power_h
 #define Power_h
 
-#define TOTAL_POWER_MILLIWATTS POWER_BUDGET
-
 enum TaskResumptionReason { POWER_AVAILABLE, TIMEOUT };
 
 class Power {
@@ -55,6 +53,11 @@ public:
   /// @return Battery charge state in percent
   static int getBatteryChargePercent();
 
+  /// @brief Get estimated battery charge state as percentage based on
+  // voltage directly
+  /// @return Battery charge state in percent
+  static int getBatteryVoltageChargePercent();
+
   /// @brief Get estimated battery charge state as coulombs
   /// @return Battery charge state in coulombs
   static float getBatteryChargeCoulombs();
@@ -62,26 +65,35 @@ public:
   /// @brief get available current (after voltage conversion and efficiency
   /// losses, referencing 1C discharge)
   /// @return available current in milliamps
-  static float getAvailableCurrent();
+  static float getMax3V3Current();
 
 protected:
   /// @brief PowerScheduler instance to manage power consumption
   static PowerScheduler *powerScheduler;
 
   /// @brief update Power State
-  static void updatePowerState();
+  static void updatePowerStateHandler();
 
   /*
    * Power State
    */
 
+  /// @brief last time of power state update
+  static TickType_t lastPowerStateUpdate;
+
   /// @brief remaining Charge in coulombs
-  static int coloumbsRemaining;
+  static float coloumbsRemaining;
 
   /// @brief remaining Charge in percent
   static int percentRemaining;
 
-  friend class PowerScheduler;
+  /// @brief Circular array of last calculated values for current state of
+  /// charge
+  static float lastSOC[PowerParameters::Battery::AVERAGING_SAMPLES];
+  static int latestSoCIndex;
+
+  /// @brief Add calculated value to circular array, pushing out oldest value
+  static void addSoCSample(float soc);
 };
 
 extern Power power;