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rustler_btleplug

0.0.4-alpha
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Elixir library providing Bluetooth Low Energy (BLE) client functionality through a Rustler NIF. Uses the btleplug crate to scan for, connect to, and interact with BLE peripherals. POC basic functionality and only client (central) mode is supported resp. usable currently.

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rustler_btleplug native btleplug_client src gatt_battery_characteristic.rs
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native/btleplug_client/src/gatt_battery_characteristic.rs 

use std::io;

use std::thread;

use std::time::Duration;



fn main() -> battery::Result<()> {

    let manager = battery::Manager::new()?;

    let mut battery = match manager.batteries()?.next() {

        Some(Ok(battery)) => battery,

        Some(Err(e)) => {

            eprintln!("Unable to access battery information");

            return Err(e);

        }

        None => {

            eprintln!("Unable to find any batteries");

            return Err(io::Error::from(io::ErrorKind::NotFound).into());

        }

    };



    loop {

        println!("{:?}", battery);

        thread::sleep(Duration::from_secs(1));

        manager.refresh(&mut battery)?;

    }

}