automation_rs/google-home/src/bin/expand.rs

use automation_cast::Cast;
use automation_macro::google_home_traits;
use google_home::errors::ErrorCode;
use google_home::traits::AvailableSpeeds;

google_home_traits! {
    GoogleHomeDevice {
        "action.devices.traits.OnOff" => trait OnOff {
            command_only_on_off: bool,
            // This one is optional
            query_only_on_off: Option<bool>,

            async fn is_on(&self) -> Result<bool, ErrorCode> => on,

            "action.devices.commands.OnOff" => async fn set_on(&self, on: bool) -> Result<(), ErrorCode>,
        },
        "action.devices.traits.Scene" => trait Scene {
            scene_reversible: Option<bool>,

            "action.devices.commands.ActivateScene" => async fn set_active(&self, activate: bool) -> Result<(), ErrorCode>,
        },
        "action.devices.traits.FanSpeed" => trait FanSpeed {
            reversible: Option<bool>,
            command_only_fan_speed: Option<bool>,
            available_fan_speeds: AvailableSpeeds,

            fn get_fan_speed(&self) -> Result<String, ErrorCode> => current_fan_speed_setting,

            "action.devices.commands.SetFanSpeed" => fn set_speed(&self, fan_speed: String),
        },
        "action.devices.traits.HumiditySetting" => trait HumiditySetting {
            query_only_humidity_setting: Option<bool>,

            fn get_humidity(&self) -> Result<isize, ErrorCode> => humidity_ambient_percent,
        }
    }
}

trait Casts:
    Cast<dyn OnOff> + Cast<dyn Scene> + Cast<dyn FanSpeed> + Cast<dyn HumiditySetting>
{
}

trait GoogleHomeDevice: Casts {}

struct Device {}

#[async_trait::async_trait]
impl OnOff for Device {
    fn command_only_on_off(&self) -> bool {
        false
    }

    async fn is_on(&self) -> Result<bool, ErrorCode> {
        Ok(true)
    }

    async fn set_on(&self, _on: bool) -> Result<(), ErrorCode> {
        Ok(())
    }
}

fn main() {}