Report AirFilter humidity

google-home/src/attributes.rs

@@ -17,4 +17,6 @@ pub struct Attributes {
     pub command_only_fan_speed: Option<bool>,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub available_fan_speeds: Option<AvailableSpeeds>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub query_only_humidity_setting: Option<bool>,
 }

google-home/src/device.rs

@@ -4,7 +4,7 @@ use serde::Serialize;
 use crate::errors::{DeviceError, ErrorCode};
 use crate::request::execute::CommandType;
 use crate::response;
-use crate::traits::{FanSpeed, OnOff, Scene, Trait};
+use crate::traits::{FanSpeed, HumiditySetting, OnOff, Scene, Trait};
 use crate::types::Type;
 
 // TODO: Find a more elegant way to do this
@@ -42,7 +42,7 @@ where
 }
 
 #[async_trait]
-#[impl_cast::device(As: OnOff + Scene + FanSpeed)]
+#[impl_cast::device(As: OnOff + Scene + FanSpeed + HumiditySetting)]
 pub trait GoogleHomeDevice: AsGoogleHomeDevice + Sync + Send + 'static {
     fn get_device_type(&self) -> Type;
     fn get_device_name(&self) -> Name;
@@ -95,6 +95,12 @@ pub trait GoogleHomeDevice: AsGoogleHomeDevice + Sync + Send + 'static {
             device.attributes.available_fan_speeds = Some(fan_speed.available_speeds());
         }
 
+        if let Some(humidity_setting) = As::<dyn HumiditySetting>::cast(self) {
+            traits.push(Trait::HumiditySetting);
+            device.attributes.query_only_humidity_setting =
+                humidity_setting.query_only_humidity_setting();
+        }
+
         device.traits = traits;
 
         device
@@ -120,6 +126,11 @@ pub trait GoogleHomeDevice: AsGoogleHomeDevice + Sync + Send + 'static {
             device.state.current_fan_speed_setting = Some(fan_speed.current_speed().await);
         }
 
+        if let Some(humidity_setting) = As::<dyn HumiditySetting>::cast(self) {
+            device.state.humidity_ambient_percent =
+                Some(humidity_setting.humidity_ambient_percent().await);
+        }
+
         device
     }
 

google-home/src/response.rs

@@ -36,4 +36,7 @@ pub struct State {
 
     #[serde(skip_serializing_if = "Option::is_none")]
     pub current_fan_speed_setting: Option<String>,
+
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub humidity_ambient_percent: Option<isize>,
 }

google-home/src/response/execute.rs

@@ -98,6 +98,7 @@ mod tests {
         let state = State {
             on: Some(true),
             current_fan_speed_setting: None,
+            humidity_ambient_percent: None,
         };
         let mut command = Command::new(Status::Success);
         command.states = Some(States {

google-home/src/traits.rs

@@ -11,6 +11,8 @@ pub enum Trait {
     Scene,
     #[serde(rename = "action.devices.traits.FanSpeed")]
     FanSpeed,
+    #[serde(rename = "action.devices.traits.HumiditySetting")]
+    HumiditySetting,
 }
 
 #[async_trait]
@@ -72,3 +74,14 @@ pub trait FanSpeed {
     async fn current_speed(&self) -> String;
     async fn set_speed(&self, speed: &str) -> Result<(), ErrorCode>;
 }
+
+#[async_trait]
+#[impl_cast::device_trait]
+pub trait HumiditySetting {
+    // TODO: This implementation is not complete, I have only implemented what I need right now
+    fn query_only_humidity_setting(&self) -> Option<bool> {
+        None
+    }
+
+    async fn humidity_ambient_percent(&self) -> isize;
+}

src/devices/air_filter.rs

@@ -1,7 +1,7 @@
 use async_trait::async_trait;
 use google_home::device::Name;
 use google_home::errors::ErrorCode;
-use google_home::traits::{AvailableSpeeds, FanSpeed, OnOff, Speed, SpeedValues};
+use google_home::traits::{AvailableSpeeds, FanSpeed, HumiditySetting, OnOff, Speed, SpeedValues};
 use google_home::types::Type;
 use google_home::GoogleHomeDevice;
 use rumqttc::{AsyncClient, Publish};
@@ -13,7 +13,7 @@ use crate::device_manager::{ConfigExternal, DeviceConfig};
 use crate::devices::Device;
 use crate::error::DeviceConfigError;
 use crate::event::OnMqtt;
-use crate::messages::{AirFilterMessage, AirFilterState};
+use crate::messages::{AirFilterFanState, AirFilterState, SetAirFilterFanState};
 
 #[derive(Debug, Deserialize)]
 pub struct AirFilterConfig {
@@ -35,7 +35,10 @@ impl DeviceConfig for AirFilterConfig {
             info: self.info,
             mqtt: self.mqtt,
             client: ext.client.clone(),
-            last_known_state: AirFilterState::Off,
+            last_known_state: AirFilterState {
+                state: AirFilterFanState::Off,
+                humidity: 0.0,
+            },
         };
 
         Ok(Box::new(device))
@@ -53,8 +56,8 @@ pub struct AirFilter {
 }
 
 impl AirFilter {
-    async fn set_speed(&self, state: AirFilterState) {
-        let message = AirFilterMessage::new(state);
+    async fn set_speed(&self, state: AirFilterFanState) {
+        let message = SetAirFilterFanState::new(state);
 
         let topic = format!("{}/set", self.mqtt.topic);
         // TODO: Handle potential errors here
@@ -84,8 +87,8 @@ impl OnMqtt for AirFilter {
     }
 
     async fn on_mqtt(&mut self, message: Publish) {
-        let state = match AirFilterMessage::try_from(message) {
-            Ok(state) => state.state(),
+        let state = match AirFilterState::try_from(message) {
+            Ok(state) => state,
             Err(err) => {
                 error!(id = self.identifier, "Failed to parse message: {err}");
                 return;
@@ -131,16 +134,16 @@ impl GoogleHomeDevice for AirFilter {
 #[async_trait]
 impl OnOff for AirFilter {
     async fn is_on(&self) -> Result<bool, ErrorCode> {
-        Ok(self.last_known_state != AirFilterState::Off)
+        Ok(self.last_known_state.state != AirFilterFanState::Off)
     }
 
     async fn set_on(&mut self, on: bool) -> Result<(), ErrorCode> {
         debug!("Turning on air filter: {on}");
 
         if on {
-            self.set_speed(AirFilterState::High).await;
+            self.set_speed(AirFilterFanState::High).await;
         } else {
-            self.set_speed(AirFilterState::Off).await;
+            self.set_speed(AirFilterFanState::Off).await;
         }
 
         Ok(())
@@ -186,11 +189,11 @@ impl FanSpeed for AirFilter {
     }
 
     async fn current_speed(&self) -> String {
-        let speed = match self.last_known_state {
-            AirFilterState::Off => "off",
-            AirFilterState::Low => "low",
-            AirFilterState::Medium => "medium",
-            AirFilterState::High => "high",
+        let speed = match self.last_known_state.state {
+            AirFilterFanState::Off => "off",
+            AirFilterFanState::Low => "low",
+            AirFilterFanState::Medium => "medium",
+            AirFilterFanState::High => "high",
         };
 
         speed.into()
@@ -198,13 +201,13 @@ impl FanSpeed for AirFilter {
 
     async fn set_speed(&self, speed: &str) -> Result<(), ErrorCode> {
         let state = if speed == "off" {
-            AirFilterState::Off
+            AirFilterFanState::Off
         } else if speed == "low" {
-            AirFilterState::Low
+            AirFilterFanState::Low
         } else if speed == "medium" {
-            AirFilterState::Medium
+            AirFilterFanState::Medium
         } else if speed == "high" {
-            AirFilterState::High
+            AirFilterFanState::High
         } else {
             return Err(google_home::errors::DeviceError::TransientError.into());
         };
@@ -214,3 +217,14 @@ impl FanSpeed for AirFilter {
         Ok(())
     }
 }
+
+#[async_trait]
+impl HumiditySetting for AirFilter {
+    fn query_only_humidity_setting(&self) -> Option<bool> {
+        Some(true)
+    }
+
+    async fn humidity_ambient_percent(&self) -> isize {
+        self.last_known_state.humidity.round() as isize
+    }
+}

src/messages.rs

@@ -245,7 +245,7 @@ impl TryFrom<Bytes> for HueMessage {
 // TODO: Import this from the air_filter code itself instead of copying
 #[derive(PartialEq, Eq, Debug, Clone, Copy, Deserialize, Serialize)]
 #[serde(rename_all = "snake_case")]
-pub enum AirFilterState {
+pub enum AirFilterFanState {
     Off,
     Low,
     Medium,
@@ -253,21 +253,23 @@ pub enum AirFilterState {
 }
 
 #[derive(Debug, Clone, Copy, Deserialize, Serialize)]
-pub struct AirFilterMessage {
-    state: AirFilterState,
+pub struct SetAirFilterFanState {
+    state: AirFilterFanState,
 }
 
-impl AirFilterMessage {
-    pub fn state(&self) -> AirFilterState {
-        self.state
-    }
+#[derive(PartialEq, Debug, Clone, Copy, Deserialize, Serialize)]
+pub struct AirFilterState {
+    pub state: AirFilterFanState,
+    pub humidity: f32,
+}
 
-    pub fn new(state: AirFilterState) -> Self {
+impl SetAirFilterFanState {
+    pub fn new(state: AirFilterFanState) -> Self {
         Self { state }
     }
 }
 
-impl TryFrom<Publish> for AirFilterMessage {
+impl TryFrom<Publish> for AirFilterState {
     type Error = ParseError;
 
     fn try_from(message: Publish) -> Result<Self, Self::Error> {