Using Option for statuses

src/terminal/main.rs

@@ -30,12 +30,14 @@ pub struct PulseTradeApp {
 
     command: State<InputState>,
     scroll: State<ScrollState<7>>,
+
+    market_overview: State<Option<MarketOverview>>,
+    status: State<Option<Status>>,
+
     watch_list: State<Vec<WatchListItem>>,
     active_positions: State<Vec<ActivePosition>>,
     logs: State<Vec<EventLog>>,
     signals: State<Vec<Signal>>,
-    market_overview: State<MarketOverview>,
-    status: State<Status>,
     inspect: State<InspectTarget>,
 }
 
@@ -135,7 +137,7 @@ impl App for PulseTradeApp {
                 (
                     LayoutItem::Widget(Size::Flex(1)),
                     Box::new(
-                        advanced_draw(&self.scroll, 2, "MARKET OVERVIEW", &self.market_overview)
+                        advanced_option_draw(&self.scroll, 2, "MARKET OVERVIEW", &self.market_overview)
                             .await,
                     ),
                 ),
@@ -155,7 +157,7 @@ impl App for PulseTradeApp {
                 ),
                 (
                     LayoutItem::Widget(Size::Flex(1)),
-                    Box::new(advanced_draw(&self.scroll, 5, "STATUS", &self.status).await),
+                    Box::new(advanced_option_draw(&self.scroll, 5, "STATUS", &self.status).await),
                 ),
             ]),
         );
@@ -183,18 +185,8 @@ async fn main() -> tokio::io::Result<()> {
             signals: ctx.use_state(Vec::new()),
             logs: ctx.use_state(Vec::new()),
             inspect: ctx.use_state(InspectTarget::None),
-            market_overview: ctx.use_state(MarketOverview {
-                trend: pulse_wire::terminal::MarketTrend::Bullish,
-                volatility: pulse_wire::terminal::Volatility::High,
-                pressure: 0.324,
-                alerts: Vec::new(),
-            }),
-            status: ctx.use_state(Status {
-                feed: pulse_wire::terminal::Feed::Connected,
-                exchange: "Binance".to_string(),
-                dex: "DEX SCREENER".to_string(),
-                latency: 18,
-            }),
+            market_overview: ctx.use_state(None),
+            status: ctx.use_state(None),
         })
     })
     .await;
@@ -216,3 +208,22 @@ pub async fn advanced_draw<const N: usize, T: Formatted>(
         apply_padding(state.lock().await.get_formatted()).join("\n"),
     )
 }
+
+pub async fn advanced_option_draw<const N: usize, T: Formatted>(
+    scroll: &State<ScrollState<N>>,
+    index: usize,
+    title: &'static str,
+    state: &State<Option<T>>,
+) -> ScrollText {
+    let scroll = scroll.lock().await;
+
+    scroll.scroll(
+        index,
+        format!(" {}{title}\x1b[0m", scroll.get_selected(index)),
+        if let Some(state) = &*state.lock().await {
+            apply_padding(state.get_formatted()).join("\n")
+        } else {
+            " Loading..".to_string()
+        },
+    )
+}