Better function-name, connect city heating state to gateway

Author: bouwew

plugwise/helper.py

@@ -684,7 +684,7 @@ def group_switches(self):
 
         return switch_groups
 
-    def open_valves(self):
+    def heating_valves(self):
         """Obtain the amount of open valves, from APPLIANCES."""
         loc_found = 0
         open_valve_count = 0

plugwise/smile.py

@@ -267,10 +267,10 @@ def get_device_data(self, dev_id):
 
         # Adam: indicate Auxiliary heating_state based on valves being open in case of city-provided heating
         if self.smile_name == "Adam":
-            if details["class"] == "heater_central":
-                if not self.active_device_present and self.open_valves() is not None:
+            if details["class"] == "gateway":
+                if not self.active_device_present and self.heating_valves() is not None:
                     device_data["heating_state"] = True
-                    if self.open_valves() == 0:
+                    if self.heating_valves() == 0:
                         device_data["heating_state"] = False
 
         if details["class"] not in THERMOSTAT_CLASSES: