Merge pull request #83 from p00f/upower-string

implement upower module

src/clients/mod.rs

@@ -6,4 +6,6 @@ pub mod compositor;
 pub mod music;
 #[cfg(feature = "tray")]
 pub mod system_tray;
+#[cfg(feature = "upower")]
+pub mod upower;
 pub mod wayland;

src/clients/upower.rs

@@ -0,0 +1,40 @@
+use async_once::AsyncOnce;
+use lazy_static::lazy_static;
+use std::sync::Arc;
+use upower_dbus::UPowerProxy;
+use zbus::fdo::PropertiesProxy;
+
+lazy_static! {
+    static ref DISPLAY_PROXY: AsyncOnce<Arc<PropertiesProxy<'static>>> = AsyncOnce::new(async {
+        let dbus = zbus::Connection::system()
+            .await
+            .expect("failed to create connection to system bus");
+
+        let device_proxy = UPowerProxy::new(&dbus)
+            .await
+            .expect("failed to create upower proxy");
+
+        let display_device = device_proxy
+            .get_display_device()
+            .await
+            .unwrap_or_else(|_| panic!("failed to get display device for {device_proxy:?}"));
+
+        let path = display_device.path().to_owned();
+
+        let proxy = PropertiesProxy::builder(&dbus)
+            .destination("org.freedesktop.UPower")
+            .expect("failed to set proxy destination address")
+            .path(path)
+            .expect("failed to set proxy path")
+            .cache_properties(zbus::CacheProperties::No)
+            .build()
+            .await
+            .expect("failed to build proxy");
+
+        Arc::new(proxy)
+    });
+}
+
+pub async fn get_display_proxy() -> &'static PropertiesProxy<'static> {
+    DISPLAY_PROXY.get().await
+}