controller implemented and tested

energysystem.py

@@ -0,0 +1,25 @@
+
+
+
+class EnergySystem():
+    def __init__(self):
+        self.components = []
+
+    def add_components(self, *args):
+        for comp in args:
+            self.components.append(comp)
+
+    def get_state_and_store_to_database(self, db):
+        state = {}
+        for comp in self.components:
+            component_state = comp.get_state()
+            state[comp.device_name] = component_state
+            db.store_data(comp.device_name, component_state)
+
+        return state
+
+    def get_component_by_name(self, name):
+        for comp in self.components:
+            if comp.device_name == name:
+                return comp
+