use a vec instead of vecdeque for screen state stack

Cargo.lock

@@ -375,6 +375,15 @@ dependencies = [
  "crypto-common",
 ]
 
+[[package]]
+name = "directories"
+version = "6.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "16f5094c54661b38d03bd7e50df373292118db60b585c08a411c6d840017fe7d"
+dependencies = [
+ "dirs-sys",
+]
+
 [[package]]
 name = "dirs"
 version = "6.0.0"
@@ -1045,6 +1054,7 @@ dependencies = [
  "axum",
  "chrono",
  "crossterm",
+ "directories",
  "figment",
  "futures",
  "julid-rs",

Cargo.toml

@@ -7,6 +7,7 @@ edition = "2024"
 axum = { version = "0.8", features = ["macros"] }
 chrono = "0.4"
 crossterm = { version = "0.28", features = ["event-stream"] }
+directories = "6.0.0"
 figment = { version = "0.10", features = ["toml", "test", "env"] }
 futures = "0.3.31"
 julid-rs = { version = "1", default-features = false, features = ["serde"] }

src/frontend/mod.rs

@@ -24,7 +24,7 @@ pub type Peers = BTreeMap<SocketAddr, (String, String)>;
 
 pub struct App {
     pub state: JoecalState,
-    pub screen: VecDeque<CurrentScreen>,
+    pub screen: Vec<CurrentScreen>,
     pub events: EventStream,
     // addr -> (alias, fingerprint)
     pub peers: Peers,
@@ -42,7 +42,7 @@ impl App {
     pub fn new(state: JoecalState) -> Self {
         App {
             state,
-            screen: VecDeque::from([CurrentScreen::Main]),
+            screen: vec![CurrentScreen::Main],
             peers: Default::default(),
             events: Default::default(),
         }
@@ -53,7 +53,7 @@ impl App {
             terminal.draw(|frame| self.draw(frame))?;
             self.handle_events().await?;
 
-            if let Some(&top) = self.screen.back()
+            if let Some(&top) = self.screen.last()
                 && top == CurrentScreen::Stopping
             {
                 self.state.stop().await;
@@ -105,23 +105,22 @@ impl App {
     }
 
     fn exit(&mut self) {
-        self.screen.clear();
+        self.screen.push(CurrentScreen::Stopping);
-        self.screen.push_back(CurrentScreen::Stopping);
     }
 
     fn send(&mut self) {
-        self.screen.clear();
+        self.screen.push(CurrentScreen::Sending);
-        self.screen.push_back(CurrentScreen::Sending);
     }
 
     fn recv(&mut self) {
-        self.screen.clear();
+        self.screen.push(CurrentScreen::Receiving);
-        self.screen.push_back(CurrentScreen::Receiving);
     }
 
     fn pop(&mut self) {
-        if self.screen.pop_back().is_none() {
+        if self.screen.last().is_none() {
-            self.screen.push_back(CurrentScreen::Main);
+            self.screen.push(CurrentScreen::Main);
+        } else {
+            self.screen.pop();
         }
     }
 }
@@ -146,7 +145,7 @@ impl Widget for &App {
 
         let current_screen = format!(
             "{:?}",
-            self.screen.back().cloned().unwrap_or(CurrentScreen::Main)
+            self.screen.last().copied().unwrap_or(CurrentScreen::Main)
         );
         let text = Text::from(Line::from(current_screen.yellow()));
 

src/frontend/ui.rs

@@ -3,10 +3,18 @@ use ratatui::{
     layout::{Constraint, Direction, Layout, Rect},
     style::Stylize,
     text::Line,
-    widgets::{Block, Borders, List, ListItem},
+    widgets::{Block, Borders, List, ListItem, Padding},
 };
 
-use crate::{App, frontend::Peers};
+use crate::{
+    App,
+    frontend::{CurrentScreen, Peers},
+};
+
+enum Action {
+    PushScreen(CurrentScreen),
+    PopScreen,
+}
 
 impl App {
     pub fn draw(&self, frame: &mut Frame) {
@@ -43,7 +51,10 @@ fn peers(peers: &Peers, frame: &mut Frame, area: Rect) {
         items.push(item);
     }
     let title = Line::from(" Peers ".bold()).centered();
-    let block = Block::default().title(title).borders(Borders::all());
+    let block = Block::default()
+        .title(title)
+        .borders(Borders::all())
+        .padding(Padding::uniform(1));
     let list = List::new(items).block(block);
     frame.render_widget(list, area);
 }
@@ -68,7 +79,10 @@ fn network_info(frame: &mut Frame, area: Rect) {
         ListItem::new(http),
     ];
     let title = Line::from(" Listeners ".bold()).centered();
-    let block = Block::default().title(title).borders(Borders::all());
+    let block = Block::default()
+        .title(title)
+        .borders(Borders::all())
+        .padding(Padding::uniform(1));
     let list = List::new(items).block(block);
     frame.render_widget(list, area);
 }

src/main.rs

@@ -44,6 +44,9 @@ async fn main() -> error::Result<()> {
     let result = app.run(&mut terminal).await;
     ratatui::restore();
 
+    let mut alarm = tokio::time::interval(tokio::time::Duration::from_secs(5));
+    alarm.tick().await;
+
     loop {
         tokio::select! {
             handle = handles.join_next() => {
@@ -55,7 +58,7 @@ async fn main() -> error::Result<()> {
                     None => break,
                 }
             }
-            _ = tokio::time::sleep(tokio::time::Duration::from_secs(5)) => {
+            _ = alarm.tick() => {
                 println!("Exit timeout reached, aborting all unjoined tasks");
                 handles.abort_all();
                 break;