adding user for dov

dc_charger.py

@@ -0,0 +1,19 @@
+def dc_charger_on(
+    battery_max_kwh: float,
+    battery_current_kwh: float,
+    solar_max_kwh: float,
+    daily_power_kwh: float,
+    night: bool,
+) -> bool:
+    battery_free_kwh = battery_max_kwh - battery_current_kwh
+
+    if daily_power_kwh <= battery_current_kwh or night:
+        return True
+
+    if battery_current_kwh >= battery_max_kwh:
+        return False
+
+    if solar_max_kwh >= battery_free_kwh:
+        return False
+
+    return True