🔋 Updates battery service with voltage and current

esp32/lib/ESP32-sveltekit/BatteryService.cpp

@@ -6,6 +6,7 @@
  *   https://github.com/theelims/ESP32-sveltekit
  *
  *   Copyright (C) 2023 theelims
+ *   Copyright (C) 2024 runeharlyk
  *
  *   All Rights Reserved. This software may be modified and distributed under
  *   the terms of the LGPL v3 license. See the LICENSE file for details.
@@ -24,9 +25,9 @@ void BatteryService::begin()
 void BatteryService::batteryEvent()
 {
     JsonDocument doc;
-    char message[32];
-    doc["soc"] = _lastSOC;
-    doc["charging"] = _isCharging;
+    char message[64];
+    doc["voltage"] = _voltage;
+    doc["current"] = _current;
     serializeJson(doc, message);
     _socket->emit(EVENT_BATTERY, message);
 }

esp32/lib/ESP32-sveltekit/BatteryService.h

@@ -8,6 +8,7 @@
  *   https://github.com/theelims/ESP32-sveltekit
  *
  *   Copyright (C) 2023 theelims
+ *   Copyright (C) 2024 runeharlyk
  *
  *   All Rights Reserved. This software may be modified and distributed under
  *   the terms of the LGPL v3 license. See the LICENSE file for details.
@@ -25,21 +26,39 @@ public:
 
     void begin();
 
-    void updateSOC(float stateOfCharge)
-    {
-        _lastSOC = (int)round(stateOfCharge);
-        batteryEvent();
+    void loop() {
+        unsigned long currentMillis = millis();
+
+        if (!_lastUpdate || (currentMillis - _lastUpdate) >= BATTERY_CHECK_INTERVAL)
+        {
+            _lastUpdate = currentMillis;
+            updateBattery();
+        }
+        if(!_lastEmit || (currentMillis - _lastEmit) >= BATTERY_INTERVAL)
+        {
+            _lastEmit = currentMillis;
+            batteryEvent();
+        }
     }
 
-    void setCharging(boolean isCharging)
+    void updateBattery()
     {
-        _isCharging = isCharging;
-        batteryEvent();
+    }
+
+    float getVoltage() {
+        return _voltage;
+    }
+
+    float getCurrent() {
+        return _current;
     }
 
 private:
     void batteryEvent();
     EventSocket *_socket;
-    int _lastSOC = 100;
-    boolean _isCharging = false;
+
+    unsigned long _lastUpdate;
+    unsigned long _lastEmit;
+    float _voltage = 0;
+    float _current = 0;
 };