extern crate ndi_sdk;

use std::time::{Duration, Instant};

fn main() {
    let instance = ndi_sdk::load().expect("Failed to construct NDI instance");

    // We are going to create an NDI finder that locates sources on the network.
    let finder = instance
        .create_find_instance(true)
        .expect("Expected find instance to be created");

    let start = Instant::now();
    loop {
        // Run for one minute
        if start.elapsed() > Duration::from_secs(60) {
            break;
        }

        // Wait up till 5 seconds to check for new sources to be added or removed
        if !finder.wait_for_sources(5000) {
            println!("No change to the sources found.");
            continue;
        }

        // Get the updated list of sources
        let sources = finder.get_current_sources();

        // Display all the sources.
        println!("Network sources ({} found)", sources.len());
        for s in 0..sources.len() {
            println!("{}. {}", s, sources[s].name);
        }
    }
}