add idle timeout and version on settings screen

src-tauri/src/app.rs

@@ -1,4 +1,5 @@
 use std::error::Error;
+use std::time::Duration;
 
 use once_cell::sync::OnceCell;
 use sqlx::{
@@ -40,6 +41,7 @@ pub fn run() -> tauri::Result<()> {
             ipc::unlock,
             ipc::respond,
             ipc::get_session_status,
+            ipc::signal_activity,
             ipc::save_credentials,
             ipc::get_config,
             ipc::save_config,
@@ -119,10 +121,30 @@ async fn setup(app: &mut App) -> Result<(), Box<dyn Error>> {
 
     let state = AppState::new(conf, session, pool, setup_errors, desktop_is_gnome);
     app.manage(state);
+
+    // make sure we do this after managing app state, so that it doesn't panic
+    start_auto_locker(app.app_handle());
+
     Ok(())
 }
 
 
+fn start_auto_locker(app: AppHandle) {
+    rt::spawn(async move {
+        let state = app.state::<AppState>();
+        loop {
+            // this gives our session-timeout a minimum resolution of 10s, which seems fine?
+            let delay = Duration::from_secs(10);
+            tokio::time::sleep(delay).await;
+
+            if state.should_auto_lock().await {
+                state.lock().await.error_popup("Failed to lock Creddy");
+            }
+        }
+    });
+}
+
+
 pub fn show_main_window(app: &AppHandle) -> Result<(), WindowError> {
     let w = app.get_window("main").ok_or(WindowError::NoMainWindow)?;
     w.show()?;