Add discovery example

Author: Johannesd3

Cargo.lock

@@ -29,5 +29,11 @@ path = "../core"
 default_features = false
 version = "0.2.0"
 
+[dev-dependencies]
+futures = "0.3"
+hex = "0.4"
+simple_logger = "1.11"
+tokio = { version = "1.0", features = ["macros", "rt"] }
+
 [features]
 with-dns-sd = ["dns-sd"]

discovery/Cargo.toml

@@ -0,0 +1,25 @@
+use futures::StreamExt;
+use librespot_discovery::DeviceType;
+use sha1::{Digest, Sha1};
+use simple_logger::SimpleLogger;
+
+#[tokio::main(flavor = "current_thread")]
+async fn main() {
+    SimpleLogger::new()
+        .with_level(log::LevelFilter::Debug)
+        .init()
+        .unwrap();
+
+    let name = "Librespot".to_string();
+    let device_id = hex::encode(Sha1::digest(name.as_bytes()));
+
+    let mut server = librespot_discovery::Discovery::builder(device_id)
+        .name(name)
+        .device_type(DeviceType::Computer)
+        .launch()
+        .unwrap();
+
+    while let Some(x) = server.next().await {
+        println!("Received {:?}", x);
+    }
+}