fix: Fix estimated consumption cases when no FutureConsumption succeeds (#180)

Author: GuyKh

custom_components/iec/coordinator.py

@@ -690,7 +690,12 @@ def _calculate_estimated_bill(meter_id, future_consumptions: dict[str, FutureCon
         future_consumption = 0
 
         if last_meter_read:
-            future_consumption = future_consumption_info.total_import - last_meter_read
+            if future_consumption_info.total_import:
+                future_consumption = future_consumption_info.total_import - last_meter_read
+            else:
+                _LOGGER.warn(f"Failed to calculate Future Consumption, Assuming last meter read \
+                    ({last_meter_read}) as full consumption")
+                future_consumption = last_meter_read
 
         kva_price = power_size * kva_tariff / 365
 

custom_components/iec/manifest.json

@@ -11,5 +11,5 @@
   "issue_tracker": "https://github.com/guykh/iec-custom-component/issues",
   "loggers": ["iec_api"],
   "requirements": ["iec-api==0.4.3"],
-  "version": "0.0.35"
+  "version": "0.0.36-beta"
 }