Fix endianness for heatpumpVdAE and heatpumpVdAQ by using INT32_SWAP

Co-authored-by: lewie <5707426+lewie@users.noreply.github.com>

Author: Copilot

bundles/org.openhab.binding.modbus.lambda/src/main/java/org/openhab/binding/modbus/lambda/internal/parser/AbstractBaseParser.java

@@ -154,4 +154,13 @@ protected Long extractUInt32(ModbusRegisterArray raw, int index, long def) {
     protected Long extractInt32(ModbusRegisterArray raw, int index, long def) {
         return Objects.requireNonNull(extractOptionalInt32(raw, index).orElse(def));
     }
+
+    protected Optional<Long> extractOptionalInt32Swap(ModbusRegisterArray raw, int index) {
+        return ModbusBitUtilities.extractStateFromRegisters(raw, index, ValueType.INT32_SWAP)
+                .map(DecimalType::longValue).filter(value -> value != 0);
+    }
+
+    protected Long extractInt32Swap(ModbusRegisterArray raw, int index, long def) {
+        return Objects.requireNonNull(extractOptionalInt32Swap(raw, index).orElse(def));
+    }
 }

bundles/org.openhab.binding.modbus.lambda/src/main/java/org/openhab/binding/modbus/lambda/internal/parser/HeatpumpBlockParser.java

@@ -48,8 +48,8 @@ public HeatpumpBlock parse(ModbusRegisterArray raw) {
         block.heatpumpRequestTReturn = extractInt16(raw, 17, (short) 0);
         block.heatpumpRequestHeatSink = extractInt16(raw, 18, (short) 0);
         block.heatpumpRelaisState = extractInt16(raw, 19, (short) 0);
-        block.heatpumpVdAE = extractInt32(raw, 20, (long) 0);
-        block.heatpumpVdAQ = extractInt32(raw, 22, (long) 0);
+        block.heatpumpVdAE = extractInt32Swap(raw, 20, (long) 0);
+        block.heatpumpVdAQ = extractInt32Swap(raw, 22, (long) 0);
         return block;
     }
 }