use open crate for autolaunching ui in browser (#64)

* add option to automatically open UI on launch

Cargo.toml

@@ -11,6 +11,7 @@ axum = "0.6.18"
 clap = { version = "4.3.11", features = ["derive"] }
 clap_lex = "0.5.0"
 directories-next = "2.0.0"
+open = "5.0.0"
 rcon = { version = "0.5.2", features = ["rt-tokio"], git = "https://github.com/MegaAntiCheat/rust-rcon" }
 regex = "1.8.4"
 serde = { version = "1.0.164", features = ["rc"] }

src/main.rs

@@ -1,4 +1,5 @@
 use player_records::PlayerRecords;
+use std::path::Path;
 use std::time::Duration;
 use steamapi::steam_api_loop;
 use steamid_ng::SteamID;
@@ -52,6 +53,9 @@ pub struct Args {
     /// Do not panic on detecting missing launch options or failure to read/parse the localconfig.vdf file.
     #[arg(short, long = "ignore_launch_opts", action=ArgAction::SetTrue, default_value_t=false)]
     pub ignore_launch_options: bool,
+    /// Launch the web-ui in the default browser on startup
+    #[arg(long = "autolaunch_ui", action=ArgAction::SetTrue, default_value_t=false)]
+    pub autolaunch_ui: bool,
 }
 
 #[tokio::main]
@@ -169,6 +173,9 @@ async fn main() {
         tracing::error!("Failed to save playerlist: {:?}", e);
     }
 
+    // Check autolaunch ui setting before settings is borrowed
+    let autolaunch_ui = args.autolaunch_ui || (&settings).get_autolaunch_ui();
+
     // Initialize State
     State::initialize_state(State::new(settings, playerlist));
     let io = IOManager::new();
@@ -180,6 +187,12 @@ async fn main() {
         web::web_main(port).await;
     });
 
+    if autolaunch_ui {
+        if let Err(e) = open::that(Path::new(&format!("http://localhost:{}", port))) {
+            tracing::error!("Failed to open web browser: {:?}", e);
+        }
+    }    
+
     // Steam API loop
     let (steam_api_requester, steam_api_receiver) = tokio::sync::mpsc::unbounded_channel();
     tokio::task::spawn(async move {

src/settings.rs

@@ -43,6 +43,7 @@ pub struct Settings {
     rcon_password: Arc<str>,
     steam_api_key: Arc<str>,
     port: u16,
+    autolaunch_ui: bool,
     external: serde_json::Value,
     #[serde(skip)]
     override_tf2_dir: Option<PathBuf>,
@@ -276,6 +277,11 @@ impl Settings {
         self.port = port;
         self.save_ok();
     }
+
+    pub fn get_autolaunch_ui(&self) -> bool {
+        self.autolaunch_ui
+    }
+
     pub fn set_steam_api_key(&mut self, key: Arc<str>) {
         self.steam_api_key = key;
         self.save_ok();
@@ -314,6 +320,7 @@ impl Default for Settings {
             rcon_password: "mac_rcon".into(),
             steam_api_key: "YOUR_API_KEY_HERE".into(),
             port: 3621,
+            autolaunch_ui: false,
             override_tf2_dir: None,
             override_rcon_password: None,
             override_steam_api_key: None,