From 352c0e87f670db6168a345d96ec84b42976d5aad Mon Sep 17 00:00:00 2001
From: veista <taneli.veistinen@gmail.com>
Date: Thu, 22 Dec 2022 22:27:55 +0200
Subject: [PATCH] Added Central Heating Setpoint Sensor

Added CH Setpoint Sensor
Changed Min Bus Version On CH select
---
 custom_components/nilan/device.py     | 15 +++++++++++++++
 custom_components/nilan/device_map.py | 16 ++++++++++++----
 custom_components/nilan/manifest.json |  2 +-
 custom_components/nilan/sensor.py     | 11 +++++++++++
 4 files changed, 39 insertions(+), 5 deletions(-)

diff --git a/custom_components/nilan/device.py b/custom_components/nilan/device.py
index 0340017..d971396 100644
--- a/custom_components/nilan/device.py
+++ b/custom_components/nilan/device.py
@@ -592,6 +592,21 @@ async def get_room_master_temperature(self) -> float:
         _LOGGER.error("Could not read get_room_master_temperature")
         return None
 
+    async def get_central_heating_setpoint(self) -> float:
+        """get Central Heating Temperature Setpoint."""
+        result = await self._modbus.async_pymodbus_call(
+            self._unit_id, CTS602InputRegisters.central_heat_heat_ext_set, 1, "input"
+        )
+        if result is not None:
+            value = int.from_bytes(
+                result.registers[0].to_bytes(2, "little", signed=False),
+                "little",
+                signed=True,
+            )
+            return float(value) / 100
+        _LOGGER.error("Could not read get_central_heating_setpoint")
+        return None
+
     async def get_exchanger_efficiency(self) -> float:
         """get AirTemp Efficiency Pct"""
         result = await self._modbus.async_pymodbus_call(
diff --git a/custom_components/nilan/device_map.py b/custom_components/nilan/device_map.py
index fca1e05..0de4999 100644
--- a/custom_components/nilan/device_map.py
+++ b/custom_components/nilan/device_map.py
@@ -115,7 +115,7 @@
         ),
     },
     "get_t11_electric_water_heater_temperature": {
-        "entity_type": "sensor",
+        "entity_type": "water_heater",
         "min_bus_version": 1,
         "supported_devices": (
             19,
@@ -124,7 +124,7 @@
         ),
     },
     "get_t12_compressor_water_heater_temperature": {
-        "entity_type": "sensor",
+        "entity_type": "water_heater",
         "min_bus_version": 1,
         "supported_devices": (
             19,
@@ -236,6 +236,14 @@
         "min_bus_version": 1,
         "supported_devices": (None,),
     },
+    "get_central_heating_setpoint": {
+        "entity_type": "sensor",
+        "min_bus_version": 1,
+        "supported_devices": (
+            20,
+            21,
+        ),
+    },
     "get_display_led_1_state": {
         "entity_type": "binary_sensor",
         "min_bus_version": 1,
@@ -561,7 +569,7 @@
     },
     "get_central_heat_select": {
         "entity_type": "select",
-        "min_bus_version": 22,
+        "min_bus_version": 19,  # PH
         "supported_devices": (
             20,
             21,
@@ -714,7 +722,7 @@
     },
     "get_supply_air_after_heating": {
         "entity_type": "switch",
-        "min_bus_version": 20,
+        "min_bus_version": 19,  # PH
         "supported_devices": (None,),
     },
     "get_min_supply_step": {
diff --git a/custom_components/nilan/manifest.json b/custom_components/nilan/manifest.json
index 643fa81..3c90980 100644
--- a/custom_components/nilan/manifest.json
+++ b/custom_components/nilan/manifest.json
@@ -1,7 +1,7 @@
 {
   "domain": "nilan",
   "name": "Nilan",
-  "version": "1.1.5",
+  "version": "1.1.6",
   "config_flow": true,
   "documentation": "https://github.com/veista/nilan",
   "requirements": ["pymodbus==2.5.3"],
diff --git a/custom_components/nilan/sensor.py b/custom_components/nilan/sensor.py
index f6cd618..ffafbe1 100644
--- a/custom_components/nilan/sensor.py
+++ b/custom_components/nilan/sensor.py
@@ -241,6 +241,17 @@
             None,
         )
     ],
+    "get_central_heating_setpoint": [
+        Map(
+            "Central Heating Setpoint",
+            TEMP_CELSIUS,
+            SensorDeviceClass.TEMPERATURE,
+            SensorStateClass.MEASUREMENT,
+            None,
+            None,
+            None,
+        )
+    ],
     "get_humidity": [
         Map(
             "Humidity",