Periodically check if Northstar is running

3 files changed, 39 insertions, 3 deletions

diff --git a/src-tauri/src/lib.rs b/src-tauri/src/lib.rs
index f2fef1da..9856394d 100644
--- a/src-tauri/src/lib.rs
+++ b/src-tauri/src/lib.rs
@@ -334,6 +334,17 @@ pub fn check_origin_running() -> bool {
     false
 }
 
+/// Checks if Northstar process is running
+pub fn check_northstar_running() -> bool {
+    let s = sysinfo::System::new_all();
+    for _process in s.processes_by_name("NorthstarLauncher.exe") {
+        // check here if this is your process
+        // dbg!(process);
+        return true;
+    }
+    false
+}
+
 /// Helps with converting release candidate numbers which are different on Thunderstore
 /// due to restrictions imposed by the platform
 pub fn convert_release_candidate_number(version_number: String) -> String {
diff --git a/src-tauri/src/main.rs b/src-tauri/src/main.rs
index 20ad4716..c6c51e2b 100644
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@@ -10,9 +10,9 @@ use std::{
 };
 
 use app::{
-    check_is_flightcore_outdated, check_is_valid_game_path, check_origin_running,
-    convert_release_candidate_number, find_game_install_location, get_host_os,
-    get_northstar_version_number, install_northstar, launch_northstar, GameInstall,
+    check_is_flightcore_outdated, check_is_valid_game_path, check_northstar_running,
+    check_origin_running, convert_release_candidate_number, find_game_install_location,
+    get_host_os, get_northstar_version_number, install_northstar, launch_northstar, GameInstall,
 };
 use tauri::{Manager, State};
 use tokio::time::sleep;
@@ -50,6 +50,15 @@ fn main() {
                         .unwrap();
                 }
             });
+            let app_handle = app.app_handle();
+            tauri::async_runtime::spawn(async move {
+                loop {
+                    sleep(Duration::from_millis(2000)).await;
+                    app_handle
+                        .emit_all("northstar-running-ping", check_northstar_running())
+                        .unwrap();
+                }
+            });
 
             Ok(())
         })
diff --git a/src-ui/src/main.ts b/src-ui/src/main.ts
index df88af15..f7aa6ec6 100644
--- a/src-ui/src/main.ts
+++ b/src-ui/src/main.ts
@@ -131,6 +131,22 @@ document.addEventListener("DOMContentLoaded", async function () {
         console.log(evt.payload);
     });
 
+    // listen northstar-running-ping event (from Tauri Rust App)
+    listen("northstar-running-ping", function (evt: TauriEvent<any>) {
+        let northstar_is_running = evt.payload as boolean;
+        if (northstar_is_running) {
+            omniButtonEl.textContent = button_launched_string;
+        }
+        else {
+            // Only set button to launch Northstar if was running before
+            // Otherwise we'd have to check on each access if Titanfall2 path set, Northstar is installed, etc.
+            if (omniButtonEl.textContent == button_launched_string) {
+                omniButtonEl.textContent = button_play_string;
+            }
+        }
+        console.log(evt.payload);
+    });
+
     // omni button click
     omniButtonEl.addEventListener("click", async function () {