implemented listeners for transfered event [CI SKIP]

wg-event-gen/src/gen.rs

@@ -50,7 +50,7 @@ pub(crate) fn gen_events(
                 }
                 if prev.traffic != cur.traffic {
                     if let ((p_tx, p_rx), (c_tx, c_rx)) = (prev.traffic, cur.traffic) {
-                        listeners.fire(Event::Tranfered {
+                        listeners.fire(Event::Transfered {
                             peer: &cur,
                             tx: c_tx - p_tx,
                             rx: c_rx - p_rx,

wg-event-gen/src/listener.rs

@@ -1,4 +1,5 @@
 use crate::Peer;
+use number_prefix::{NumberPrefix, Prefixed, Standalone};
 use std::net::SocketAddr;
 use std::path::PathBuf;
 use std::process::Command;
@@ -13,14 +14,19 @@ pub enum Event<'a> {
     Connected(&'a Peer),
     Disconnected(&'a Peer),
     Roamed(&'a Peer, SocketAddr),
-    Tranfered { peer: &'a Peer, tx: u64, rx: u64 },
+    Transfered { peer: &'a Peer, tx: u64, rx: u64 },
 }
 
 pub trait EventListener {
+    fn name(&self) -> &'static str;
+
     fn fire<'a>(&self, event: Event<'a>);
 }
 
 impl EventListener for Vec<Box<EventListener>> {
+    fn name(&self) -> &'static str {
+        "List of Listeners"
+    }
     fn fire<'a>(&self, event: Event<'a>) {
         self.iter().for_each(|l| l.fire(event.clone()));
     }
@@ -29,6 +35,10 @@ impl EventListener for Vec<Box<EventListener>> {
 pub struct LogListener;
 
 impl EventListener for LogListener {
+    fn name(&self) -> &'static str {
+        "Log"
+    }
+
     fn fire<'a>(&self, event: Event<'a>) {
         match event {
             Event::Connected(peer) => println!("{} connected!", peer.key),
@@ -41,9 +51,19 @@ impl EventListener for LogListener {
                 previous_addr,
                 peer.endpoint.unwrap()
             ),
-            Event::Tranfered { peer, tx, rx } => {
-                println!("{} transfered {} up, {} down", peer.key, tx, rx)
+            Event::Transfered { peer, tx, rx } => {
+                let prefix = |cnt: u64| match NumberPrefix::binary(cnt as f64) {
+                    Standalone(bytes) => format!("{}B", bytes),
+                    Prefixed(prefix, n) => format!("{:.0} {}B", n, prefix),
+                };
+                println!(
+                    "{} transfered {} up, {} down",
+                    peer.key,
+                    prefix(tx),
+                    prefix(rx)
+                );
             }
+
             _ => unimplemented!(),
         }
     }
@@ -107,6 +127,9 @@ impl ScriptListener {
 }
 
 impl EventListener for ScriptListener {
+    fn name(&self) -> &'static str {
+        "Script"
+    }
     fn fire<'a>(&self, event: Event<'a>) {
         match event {
             Event::Connected(peer) => self.call_sub(vec!["connected", &self.peer_props(peer)]),
@@ -120,6 +143,12 @@ impl EventListener for ScriptListener {
                 &self.peer_props(peer),
                 &previous_addr.to_string(),
             ]),
+            Event::Transfered { peer, tx, rx } => self.call_sub(vec![
+                "transfered",
+                &self.peer_props(peer),
+                &tx.to_string(),
+                &rx.to_string(),
+            ]),
             _ => unimplemented!(),
         }
     }