drop for terminalcore

client/src/tui/terminal/core.rs

@@ -37,14 +37,17 @@ impl TerminalCore {
     }
 
     pub fn cleanup(&mut self) -> Result<(), Box<dyn std::error::Error>> {
-        let mut stdout = stdout();
+        let backend = self.terminal.backend_mut();
-        execute!(stdout, Show)?;
-        execute!(stdout, SetCursorStyle::DefaultUserShape)?;
-        execute!(stdout, LeaveAlternateScreen)?;
-        disable_raw_mode()?;
-        stdout.flush()?;
         execute!(
-            stdout,
+            backend,
+            Show,
+            SetCursorStyle::DefaultUserShape,
+            LeaveAlternateScreen
+        )?;
+        disable_raw_mode()?;
+        backend.flush()?;
+        execute!(
+            backend,
             crossterm::terminal::Clear(crossterm::terminal::ClearType::All),
             MoveTo(0, 0)
         )?;
@@ -63,3 +66,9 @@ impl TerminalCore {
         Ok(())
     }
 }
+
+impl Drop for TerminalCore {
+    fn drop(&mut self) {
+        let _ = self.cleanup();
+    }
+}