feat: add .net 8 detection for experimental patcher stream

src-tauri/src/commands.rs

@@ -14,7 +14,8 @@ use tokio::time::{Duration, sleep};
 use crate::presence;
 use crate::utils::{
     check_folder_completeness, get_osu_config, get_osu_user_config, get_window_title_by_pid,
-    set_osu_config_vals, set_osu_user_config_vals, is_wmctrl_available, is_osuwinello_available
+    is_net8_installed, is_osuwinello_available, is_wmctrl_available, set_osu_config_vals,
+    set_osu_user_config_vals,
 };
 
 #[tauri::command]
@@ -336,10 +337,8 @@ pub async fn run_osu_updater(folder: String) -> Result<(), String> {
         sleep(Duration::from_millis(500)).await;
     }
 
-    // Wait for updater process to fully exit
     let _ = updater_process.wait().await;
 
-    // Clean up update-related files
     let force_update_files = [".require_update", "help.txt", "_pending"];
     for update_file_name in &force_update_files {
         let path = PathBuf::from(&folder).join(update_file_name);
@@ -435,7 +434,7 @@ pub struct UpdateFile {
 pub async fn get_ezpp_launcher_update_files(
     folder: String,
     update_url: String,
-    update_stream: String
+    update_stream: String,
 ) -> Result<(Vec<UpdateFile>, Vec<UpdateFile>), String> {
     let osu_path = PathBuf::from(folder);
     let client = Client::new();
@@ -536,7 +535,6 @@ pub async fn download_ezpp_launcher_update_files(
                 .await
                 .map_err(|e| e.to_string())?;
 
-            // Emit progress to frontend
             app.emit(
                 "download-progress",
                 UpdateStatus {
@@ -715,4 +713,9 @@ pub fn has_wmctrl() -> bool {
 #[tauri::command]
 pub fn has_osuwinello() -> bool {
     is_osuwinello_available()
-}
+}
+
+#[tauri::command]
+pub async fn has_net8() -> bool {
+    is_net8_installed().await
+}

src-tauri/src/lib.rs

@@ -10,7 +10,8 @@ use crate::commands::{
     get_osu_release_stream, get_osu_skin, get_osu_version, get_platform, get_skins_count,
     is_osu_running, open_url_in_browser, presence_connect, presence_disconnect,
     presence_is_connected, presence_update_status, presence_update_user, replace_ui_files, run_osu,
-    run_osu_updater, set_osu_config_values, set_osu_user_config_values, valid_osu_folder, has_osuwinello, has_wmctrl
+    run_osu_updater, set_osu_config_values, set_osu_user_config_values, valid_osu_folder, has_osuwinello, has_wmctrl,
+    has_net8
 };
 
 #[cfg_attr(mobile, tauri::mobile_entry_point)]
@@ -62,7 +63,8 @@ pub fn run() {
             presence_update_user,
             presence_is_connected,
             has_osuwinello,
-            has_wmctrl
+            has_wmctrl,
+            has_net8
         ])
         .plugin(tauri_plugin_fs::init())
         .plugin(tauri_plugin_dialog::init())

src-tauri/src/utils.rs

@@ -239,13 +239,13 @@ pub fn get_window_title_by_pid(target_pid: Pid) -> String {
 
 #[cfg(windows)]
 pub fn get_window_title_by_pid(pid: Pid) -> String {
+    use std::ffi::OsString;
+    use std::os::windows::ffi::OsStringExt;
     use std::sync::{Arc, Mutex};
     use winapi::shared::windef::HWND;
     use winapi::um::winuser::{
         EnumWindows, GetWindowTextW, GetWindowThreadProcessId, IsWindowVisible,
     };
-    use std::ffi::OsString;
-    use std::os::windows::ffi::OsStringExt;
 
     extern "system" fn enum_windows_proc(
         hwnd: HWND,
@@ -266,7 +266,7 @@ pub fn get_window_title_by_pid(pid: Pid) -> String {
                     let title_str = title.to_string_lossy().into_owned();
                     if !title_str.is_empty() {
                         *result.lock().unwrap() = Some(title_str);
-                        return 0
+                        return 0;
                     }
                 }
             }
@@ -284,3 +284,26 @@ pub fn get_window_title_by_pid(pid: Pid) -> String {
     }
     result.lock().unwrap().clone().unwrap_or_default()
 }
+
+pub async fn is_net8_installed() -> bool {
+    use std::process::Command;
+    let output_result = Command::new("dotnet").arg("--list-runtimes").output();
+    match output_result {
+        Ok(output) => {
+            if !output.status.success() {
+                eprintln!(
+                    "Error: `dotnet --list-runtimes` failed with status: {}",
+                    output.status
+                );
+                eprintln!("stderr: {}", String::from_utf8_lossy(&output.stderr));
+                return false;
+            }
+
+            let stdout_str = String::from_utf8_lossy(&output.stdout);
+            stdout_str
+                .lines()
+                .any(|line| line.starts_with("Microsoft.WindowsDesktop.App 8."))
+        }
+        Err(_) => false,
+    }
+}