add peers list

src/main.rs

@@ -58,12 +58,12 @@ async fn main() -> error::Result<()> {
     Ok(result?)
 }
 
-struct App {
+pub struct App {
-    state: JoecalState,
+    pub state: JoecalState,
     rstate: RunningState,
-    screen: CurrentScreen,
+    pub screen: CurrentScreen,
     // addr to (alias, fingerprint)
-    peers: BTreeMap<SocketAddr, (String, String)>,
+    pub peers: BTreeMap<SocketAddr, (String, String)>,
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]

src/ui/mod.rs

@@ -1,4 +1,14 @@
-use ratatui::layout::{Constraint, Direction, Layout, Rect};
+use std::{collections::BTreeMap, net::SocketAddr};
+
+use ratatui::{
+    Frame,
+    layout::{Constraint, Direction, Layout, Rect},
+    style::Stylize,
+    text::{Line, Span},
+    widgets::{List, ListItem},
+};
+
+use crate::App;
 
 // helper function to create a centered rect using up certain percentage of the
 // available rect `r`
@@ -23,3 +33,18 @@ fn centered_rect(percent_x: u16, percent_y: u16, r: Rect) -> Rect {
         ])
         .split(popup_layout[1])[1] // Return the middle chunk
 }
+
+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());
+
+            let item = ListItem::new(s);
+            items.push(item);
+        }
+        let list = List::new(items);
+        frame.render_widget(list, frame.area());
+    }
+}