added get to some properties

Signed-off-by: thatscringebro <thatscringebro@tutanota.com>

Cargo.toml

@@ -4,3 +4,6 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
+btleplug = "0.11.8"
+tokio = { version = "1.44.2", features = ["full"] }
+uuid = "1.16.0"

src/lib.rs

@@ -1,14 +1,39 @@
-pub fn add(left: u64, right: u64) -> u64 {
-    left + right
-}
+use btleplug::Result;
+use btleplug::api::{Central, Manager as _, Peripheral as _, ScanFilter};
+use btleplug::platform::{Adapter, Manager, Peripheral};
+use std::error::Error;
+use uuid::{Uuid, uuid};
 
-#[cfg(test)]
-mod tests {
-    use super::*;
+const FIRMWARE_VERSION_UUID: Uuid = uuid!("00002a26-0000-1000-8000-00805f9b34fb");
+const BATTERY_LEVEL_UUID: Uuid = uuid!("00002a19-0000-1000-8000-00805f9b34fb");
 
-    #[test]
-    fn it_works() {
-        let result = add(2, 2);
-        assert_eq!(result, 4);
+pub async fn find_infinitime(adapter: &Adapter) -> Option<Peripheral> {
+    for p in adapter.peripherals().await.unwrap() {
+        if p.properties()
+            .await
+            .unwrap()
+            .unwrap()
+            .local_name
+            .iter()
+            .any(|name| name.to_lowercase().contains("infinitime"))
+        {
+            return Some(p);
+        }
     }
+    return None;
+}
+
+async fn get_property_value(infinitime: &Peripheral, property: Uuid) -> String {
+    let chars = infinitime.characteristics();
+    let cmd_char = chars.iter().find(|c| c.uuid == property).unwrap();
+    let result = infinitime.read(cmd_char).await.unwrap();
+
+    return String::from_utf8(result).expect("Invalid UTF-8");
+}
+
+pub async fn get_firmware_version(infinitime: &Peripheral) -> String {
+    return get_property_value(infinitime, FIRMWARE_VERSION_UUID).await;
+}
+pub async fn get_battery_level(infinitime: &Peripheral) -> String {
+    return get_property_value(infinitime, BATTERY_LEVEL_UUID).await;
 }