Connect to new rooms

src/ui/util.rs

@@ -0,0 +1,20 @@
+use std::sync::Arc;
+
+use parking_lot::FairMutex;
+use toss::terminal::Terminal;
+
+pub fn prompt(terminal: &mut Terminal, crossterm_lock: &Arc<FairMutex<()>>) -> Option<String> {
+    let content = {
+        let _guard = crossterm_lock.lock();
+        terminal.suspend().expect("could not suspend");
+        let content = edit::edit("").expect("could not edit");
+        terminal.unsuspend().expect("could not unsuspend");
+        content
+    };
+
+    if content.trim().is_empty() {
+        None
+    } else {
+        Some(content)
+    }
+}