main: show a more clear recording/paused status indicator

src/main.rs

@@ -324,7 +324,26 @@ impl App {
         self.draw_user_input(frame, layout[2]);
         self.draw_io_throbber(frame, status_layout[0]);
         self.draw_status(frame, status_layout[1]);
-        self.draw_volume(frame, status_layout[2]);
+        self.draw_recording_status(frame, status_layout[2]);
+        self.draw_volume(frame, status_layout[3]);
+    }
+
+    fn draw_recording_status(&self, frame: &mut Frame, area: Rect) {
+        frame.render_widget(Line::from_iter(
+            if self.recording_audio {
+                [
+                    Span::from(" "),
+                    Span::from(" Recording ").bg(style::Color::LightRed).fg(style::Color::White),
+                    Span::from(" ")
+                ]
+            } else {
+                [
+                    Span::from(" "),
+                    Span::from("  Stopped  ").bg(style::Color::DarkGray).fg(style::Color::White),
+                    Span::from(" ")
+                ]
+            }
+        ), area);
     }
 
     fn draw_volume(&self, frame: &mut Frame, area: Rect) {