offset: allow decimals

Author: markirb

fs_src/script.js

@@ -440,7 +440,7 @@ function tsSetConfig(c) {
     name: name,
     unit: parseInt(el(c, "unit").value),
     update_interval: parseInt(el(c, "update_interval").value),
-    offset: Math.round(parseFloat(el(c, "offset").value * 100)),
+    offset: Math.round(parseFloat(el(c, "offset").value) * 100),
   };
   setComponentConfig(c, cfg, el(c, "save_spinner"));
 }

src/shelly_hap_humidity_sensor.cpp

@@ -117,7 +117,7 @@ Status HumiditySensor::Init() {
           return kHAPError_Busy;
         }
         float temp = static_cast<float>(tempval.ValueOrDie());
-        *value = truncf((temp + cfg_->offset / 100) * 10) / 10;
+        *value = truncf((temp + cfg_->offset / 100.0) * 10) / 10;
         return kHAPError_None;
       },
 
@@ -144,7 +144,7 @@ StatusOr<std::string> HumiditySensor::GetInfoJSON() const {
   auto tempval = hum_sensor_->GetHumidity();
   if (tempval.ok()) {
     mgos::JSONAppendStringf(&res, "value: %.1f",
-                            tempval.ValueOrDie() + cfg_->offset / 100);
+                            tempval.ValueOrDie() + cfg_->offset / 100.0);
   } else {
     mgos::JSONAppendStringf(&res, "error: %.1f", tempval.ValueOrDie());
   }

src/shelly_hap_temperature_sensor.cpp

@@ -116,7 +116,7 @@ Status TemperatureSensor::Init() {
           return kHAPError_Busy;
         }
         float temp = static_cast<float>(tempval.ValueOrDie());
-        *value = truncf((temp + cfg_->offset / 100) * 10) / 10;
+        *value = truncf((temp + cfg_->offset / 100.0) * 10) / 10;
         return kHAPError_None;
       },
 
@@ -158,7 +158,7 @@ StatusOr<std::string> TemperatureSensor::GetInfoJSON() const {
   auto tempval = temp_sensor_->GetTemperature();
   if (tempval.ok()) {
     mgos::JSONAppendStringf(&res, "value: %.1f",
-                            tempval.ValueOrDie() + cfg_->offset / 100);
+                            tempval.ValueOrDie() + cfg_->offset / 100.0);
   } else {
     mgos::JSONAppendStringf(&res, "error: %.1f", tempval.ValueOrDie());
   }