start of abstraction layer added

src/pyfronius/gen24.py

@@ -0,0 +1,32 @@
+# This attempts to be a simpler interface to a Fronius Gen24 Primo/Symo
+# Inverter. With some functions to poll status and set various parameters
+# easily without needing to know the underlyin modbus registers.
+#
+
+
+class Gen24:
+    def __init__(self, modbus_client):
+        self._modbus_client = modbus_client
+
+    def status(self):
+        pass
+        # return dict with:
+        # solar power
+        # AC power
+        # inverter status
+
+
+class Gen24Storage(Gen24):
+    def __init__(self, modbus_client):
+        super().__init__(modbus_client)
+
+    def status(self) -> {}:
+        base_stats = super().stats(self)
+        extra_stats = self._getStorageStats()
+        return base_stats.append(extra_stats)
+
+    def forceStorageCharge(self, watts=2500, time="1 hour"):
+        pass
+
+    def _getStorageStats():
+        pass