add informative footers

src/discovery.rs

@@ -25,8 +25,6 @@ impl JoecalState {
 
     pub async fn listen_multicast(&self, config: &Config) -> crate::error::Result<()> {
         let mut buf = [0; 65536];
-        println!("Socket local addr: {:?}", self.socket.local_addr()?);
-        println!("Listening on multicast addr: {}", config.multicast_addr);
 
         let mut timeout = tokio::time::interval(Duration::from_secs(5));
 

src/http_server.rs

@@ -21,10 +21,9 @@ impl JoecalState {
         config: &Config,
     ) -> crate::error::Result<()> {
         let app = self.create_router(config);
+        // TODO: make addr config
         let addr = SocketAddr::from(([0, 0, 0, 0], config.port));
-
         let listener = TcpListener::bind(&addr).await?;
-        println!("HTTP server listening on {addr}");
 
         axum::serve(
             listener,

src/main.rs

@@ -1,3 +1,4 @@
+#![feature(slice_as_array)]
 use std::{collections::BTreeMap, io, net::SocketAddr};
 
 use joecalsend::{Config, JoecalState, RunningState, error, models::Device};
@@ -57,11 +58,13 @@ async fn main() -> error::Result<()> {
     Ok(result?)
 }
 
+pub type Peers = BTreeMap<SocketAddr, (String, String)>;
+
 pub struct App {
     state: JoecalState,
     screen: CurrentScreen,
     // addr -> (alias, fingerprint)
-    peers: BTreeMap<SocketAddr, (String, String)>,
+    peers: Peers,
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
@@ -69,6 +72,7 @@ enum CurrentScreen {
     Main,
     Sending,
     Receiving,
+    Stopping,
 }
 
 impl App {
@@ -84,11 +88,13 @@ impl App {
         loop {
             terminal.draw(|frame| self.draw(frame))?;
             self.handle_events().await?;
-            let rstate = self.state.running_state.lock().await;
-            if *rstate == RunningState::Stopping {
+
+            if self.screen == CurrentScreen::Stopping {
                 break;
             }
+
             let peers = self.state.peers.lock().await;
+            self.peers.clear();
             peers.iter().for_each(|(k, v)| {
                 // k is fingerprint, v is addr, device
                 let addr = v.0;
@@ -100,10 +106,6 @@ impl App {
         Ok(())
     }
 
-    fn draw(&self, frame: &mut Frame) {
-        frame.render_widget(self, frame.area());
-    }
-
     async fn handle_events(&mut self) -> io::Result<()> {
         match event::read()? {
             // it's important to check that the event is a key press event as
@@ -126,8 +128,9 @@ impl App {
         }
     }
 
-    async fn exit(&self) {
+    async fn exit(&mut self) {
         self.state.stop().await;
+        self.screen = CurrentScreen::Stopping;
     }
 
     async fn send(&mut self) {

src/ui.rs

@@ -5,7 +5,7 @@ use ratatui::{
     layout::{Constraint, Direction, Layout, Rect},
     style::Stylize,
     text::{Line, Span},
-    widgets::{List, ListItem},
+    widgets::{Block, Borders, List, ListItem},
 };
 
 use crate::App;
@@ -35,16 +35,63 @@ fn centered_rect(percent_x: u16, percent_y: u16, r: Rect) -> Rect {
 }
 
 impl App {
-    pub fn peers(&self, frame: &mut Frame) {
-        let mut items = Vec::with_capacity(self.peers.len());
-        for (k, v) in self.peers.iter() {
-            let item = format!("{:?}: {}({})", k, v.0, v.1);
-            let s = Line::from(item.yellow());
+    pub fn draw(&self, frame: &mut Frame) {
+        let [top, middle, bottom] = Layout::default()
+            .direction(Direction::Vertical)
+            .constraints([Constraint::Min(3), Constraint::Min(3), Constraint::Min(3)])
+            .split(frame.area())
+            .as_array()
+            .cloned()
+            .unwrap();
 
-            let item = ListItem::new(s);
-            items.push(item);
-        }
-        let list = List::new(items);
-        frame.render_widget(list, frame.area());
+        let [footer_left, footer_right] = Layout::default()
+            .direction(Direction::Horizontal)
+            .constraints([Constraint::Percentage(50), Constraint::Percentage(50)])
+            .split(bottom)
+            .as_array()
+            .cloned()
+            .unwrap();
+
+        frame.render_widget(self, frame.area());
+        network_info(frame, footer_left);
+        peers(&self.peers, frame, footer_right);
     }
 }
+
+fn peers(peers: &crate::Peers, frame: &mut Frame, area: Rect) {
+    let mut items = Vec::with_capacity(peers.len());
+    for (k, v) in peers.iter() {
+        let item = format!("{:?}: {} ({})", k, v.0, v.1);
+        let s = Line::from(item.yellow());
+
+        let item = ListItem::new(s);
+        items.push(item);
+    }
+    let block = Block::default().title("Peers").borders(Borders::all());
+    let list = List::new(items).block(block);
+    frame.render_widget(list, area);
+}
+
+fn network_info(frame: &mut Frame, area: Rect) {
+    let udp: Line = format!("UDP socket: {:?}", joecalsend::LISTENING_SOCKET_ADDR)
+        .yellow()
+        .into();
+    let multicast: Line = format!(
+        "Multicast address: {:?}:{}",
+        joecalsend::MULTICAST_IP,
+        joecalsend::DEFAULT_PORT
+    )
+    .yellow()
+    .into();
+    let http: Line = format!("HTTP address: {:?}", joecalsend::LISTENING_SOCKET_ADDR)
+        .yellow()
+        .into();
+    let items = [
+        ListItem::new(udp),
+        ListItem::new(multicast),
+        ListItem::new(http),
+    ];
+    let block = Block::default().title("Listeners").borders(Borders::all());
+    let list = List::new(items).block(block);
+    frame.render_widget(list, area);
+}