max / supernote-push

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1	//! mDNS scan for Supernote devices on the local network.
2	//!
3	//! cargo run --example discover
4	//! cargo run --example discover -- 10 # wait up to 10 seconds
5
6	use std::time::Duration;
7
8	fn main() -> Result<(), Box<dyn std::error::Error>> {
9	let secs: u64 = std::env::args().nth(1).as_deref().unwrap_or("5").parse()?;
10	println!("scanning for {secs}s...");
11
12	let devices = supernote_push::discover(Duration::from_secs(secs))?;
13	if devices.is_empty() {
14	println!("no devices found.");
15	println!("make sure Wi-Fi Transfer is on: Files app -> menu -> Browse & Access.");
16	return Ok(());
17	}
18	for d in devices {
19	println!(" {}", d.host());
20	}
21	Ok(())
22	}
23