From c19adcc3f83563e5af7968e7e157f17174cfb808 Mon Sep 17 00:00:00 2001
From: purp1e <zx8244@qq.com>
Date: Wed, 5 Nov 2025 11:32:43 +0800
Subject: [PATCH] [feat] listen to steam user changes

---
 src-tauri/Cargo.lock         | 162 ++++++++++++++++++++++++++++++++++-
 src-tauri/Cargo.toml         |   1 +
 src-tauri/src/cmds.rs        |   5 ++
 src-tauri/src/main.rs        |   1 +
 src-tauri/src/steam/mod.rs   |   1 +
 src-tauri/src/steam/watch.rs |  76 ++++++++++++++++
 src/app/layout.tsx           |  31 ++++++-
 7 files changed, 274 insertions(+), 3 deletions(-)
 create mode 100644 src-tauri/src/steam/watch.rs

diff --git a/src-tauri/Cargo.lock b/src-tauri/Cargo.lock
index 539aa78..2cb0128 100644
--- a/src-tauri/Cargo.lock
+++ b/src-tauri/Cargo.lock
@@ -10,6 +10,7 @@ dependencies = [
  "base64 0.22.1",
  "futures-util",
  "log",
+ "notify",
  "regex",
  "reqwest",
  "serde",
@@ -1288,6 +1289,18 @@ dependencies = [
  "rustc_version",
 ]
 
+[[package]]
+name = "filetime"
+version = "0.2.26"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc0505cd1b6fa6580283f6bdf70a73fcf4aba1184038c90902b92b3dd0df63ed"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "libredox",
+ "windows-sys 0.60.2",
+]
+
 [[package]]
 name = "find-msvc-tools"
 version = "0.1.4"
@@ -1367,6 +1380,15 @@ dependencies = [
  "percent-encoding",
 ]
 
+[[package]]
+name = "fsevent-sys"
+version = "4.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76ee7a02da4d231650c7cea31349b889be2f45ddb3ef3032d2ec8185f6313fd2"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "futf"
 version = "0.1.5"
@@ -2204,6 +2226,26 @@ dependencies = [
  "cfb",
 ]
 
+[[package]]
+name = "inotify"
+version = "0.9.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f8069d3ec154eb856955c1c0fbffefbf5f3c40a104ec912d4797314c1801abff"
+dependencies = [
+ "bitflags 1.3.2",
+ "inotify-sys",
+ "libc",
+]
+
+[[package]]
+name = "inotify-sys"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e05c02b5e89bff3b946cedeca278abc628fe811e604f027c45a8aa3cf793d0eb"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "ipnet"
 version = "2.11.0"
@@ -2348,6 +2390,26 @@ dependencies = [
  "unicode-segmentation",
 ]
 
+[[package]]
+name = "kqueue"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eac30106d7dce88daf4a3fcb4879ea939476d5074a9b7ddd0fb97fa4bed5596a"
+dependencies = [
+ "kqueue-sys",
+ "libc",
+]
+
+[[package]]
+name = "kqueue-sys"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed9625ffda8729b85e45cf04090035ac368927b8cebc34898e7c120f52e4838b"
+dependencies = [
+ "bitflags 1.3.2",
+ "libc",
+]
+
 [[package]]
 name = "kuchikiki"
 version = "0.8.8-speedreader"
@@ -2430,6 +2492,7 @@ checksum = "416f7e718bdb06000964960ffa43b4335ad4012ae8b99060261aa4a8088d5ccb"
 dependencies = [
  "bitflags 2.10.0",
  "libc",
+ "redox_syscall",
 ]
 
 [[package]]
@@ -2572,6 +2635,18 @@ dependencies = [
  "simd-adler32",
 ]
 
+[[package]]
+name = "mio"
+version = "0.8.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4a650543ca06a924e8b371db273b2756685faae30f8487da1b56505a8f78b0c"
+dependencies = [
+ "libc",
+ "log",
+ "wasi 0.11.1+wasi-snapshot-preview1",
+ "windows-sys 0.48.0",
+]
+
 [[package]]
 name = "mio"
 version = "1.1.0"
@@ -2708,6 +2783,25 @@ dependencies = [
  "minimal-lexical",
 ]
 
+[[package]]
+name = "notify"
+version = "6.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6205bd8bb1e454ad2e27422015fb5e4f2bcc7e08fa8f27058670d208324a4d2d"
+dependencies = [
+ "bitflags 2.10.0",
+ "crossbeam-channel",
+ "filetime",
+ "fsevent-sys",
+ "inotify",
+ "kqueue",
+ "libc",
+ "log",
+ "mio 0.8.11",
+ "walkdir",
+ "windows-sys 0.48.0",
+]
+
 [[package]]
 name = "notify-rust"
 version = "4.11.7"
@@ -5450,7 +5544,7 @@ checksum = "ff360e02eab121e0bc37a2d3b4d4dc622e6eda3a8e5253d5435ecf5bd4c68408"
 dependencies = [
  "bytes",
  "libc",
- "mio",
+ "mio 1.1.0",
  "pin-project-lite",
  "signal-hook-registry",
  "socket2",
@@ -6433,6 +6527,15 @@ dependencies = [
  "windows-targets 0.42.2",
 ]
 
+[[package]]
+name = "windows-sys"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
+dependencies = [
+ "windows-targets 0.48.5",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.52.0"
@@ -6484,6 +6587,21 @@ dependencies = [
  "windows_x86_64_msvc 0.42.2",
 ]
 
+[[package]]
+name = "windows-targets"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
+dependencies = [
+ "windows_aarch64_gnullvm 0.48.5",
+ "windows_aarch64_msvc 0.48.5",
+ "windows_i686_gnu 0.48.5",
+ "windows_i686_msvc 0.48.5",
+ "windows_x86_64_gnu 0.48.5",
+ "windows_x86_64_gnullvm 0.48.5",
+ "windows_x86_64_msvc 0.48.5",
+]
+
 [[package]]
 name = "windows-targets"
 version = "0.52.6"
@@ -6541,6 +6659,12 @@ version = "0.42.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "597a5118570b68bc08d8d59125332c54f1ba9d9adeedeef5b99b02ba2b0698f8"
 
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
+
 [[package]]
 name = "windows_aarch64_gnullvm"
 version = "0.52.6"
@@ -6559,6 +6683,12 @@ version = "0.42.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e08e8864a60f06ef0d0ff4ba04124db8b0fb3be5776a5cd47641e942e58c4d43"
 
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
+
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.52.6"
@@ -6577,6 +6707,12 @@ version = "0.42.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c61d927d8da41da96a81f029489353e68739737d3beca43145c8afec9a31a84f"
 
+[[package]]
+name = "windows_i686_gnu"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
+
 [[package]]
 name = "windows_i686_gnu"
 version = "0.52.6"
@@ -6607,6 +6743,12 @@ version = "0.42.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "44d840b6ec649f480a41c8d80f9c65108b92d89345dd94027bfe06ac444d1060"
 
+[[package]]
+name = "windows_i686_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
+
 [[package]]
 name = "windows_i686_msvc"
 version = "0.52.6"
@@ -6625,6 +6767,12 @@ version = "0.42.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8de912b8b8feb55c064867cf047dda097f92d51efad5b491dfb98f6bbb70cb36"
 
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
+
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.52.6"
@@ -6643,6 +6791,12 @@ version = "0.42.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "26d41b46a36d453748aedef1486d5c7a85db22e56aff34643984ea85514e94a3"
 
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
+
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.52.6"
@@ -6661,6 +6815,12 @@ version = "0.42.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9aec5da331524158c6d1a4ac0ab1541149c0b9505fde06423b02f5ef0106b9f0"
 
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
+
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.52.6"
diff --git a/src-tauri/Cargo.toml b/src-tauri/Cargo.toml
index c553e1d..d1ecd7c 100644
--- a/src-tauri/Cargo.toml
+++ b/src-tauri/Cargo.toml
@@ -52,6 +52,7 @@ tauri-plugin-autostart = "2.5.1"
 tauri-plugin-single-instance = { version = "2.3.6", features = ["deep-link"] }
 tauri-plugin-deep-link = "2.4.5"
 anyhow = "1.0.100"
+notify = "6.1.1"
 [target.'cfg(windows)'.dependencies] # Windows Only
 winreg = "0.55.0"
 
diff --git a/src-tauri/src/cmds.rs b/src-tauri/src/cmds.rs
index 72ddf1d..c051c1d 100644
--- a/src-tauri/src/cmds.rs
+++ b/src-tauri/src/cmds.rs
@@ -106,6 +106,11 @@ pub fn set_auto_login_user(user: &str) -> Result<String, String> {
     Ok(format!("Set auto login user to {}", user))
 }
 
+#[tauri::command]
+pub fn start_watch_loginusers(app: tauri::AppHandle, steam_dir: String) -> Result<(), String> {
+    wrap_err!(steam::watch::start_watch_loginusers(app, steam_dir))
+}
+
 #[tauri::command]
 pub fn get_cs2_video_config(steam_dir: &str, steam_id32: u32) -> Result<VideoConfig, String> {
     let p = format!(
diff --git a/src-tauri/src/main.rs b/src-tauri/src/main.rs
index 8ad1e17..0c4e02e 100644
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@@ -129,6 +129,7 @@ fn main() {
             cmds::set_powerplan,
             cmds::get_steam_users,
             cmds::set_auto_login_user,
+            cmds::start_watch_loginusers,
 			cmds::get_cs2_video_config,
 			cmds::set_cs2_video_config,
             cmds::check_path,
diff --git a/src-tauri/src/steam/mod.rs b/src-tauri/src/steam/mod.rs
index 2f78e66..51a7bb4 100644
--- a/src-tauri/src/steam/mod.rs
+++ b/src-tauri/src/steam/mod.rs
@@ -3,6 +3,7 @@ pub mod id;
 pub mod path;
 pub mod reg;
 pub mod user;
+pub mod watch;
 
 // common steam utils
 use anyhow::Result;
diff --git a/src-tauri/src/steam/watch.rs b/src-tauri/src/steam/watch.rs
new file mode 100644
index 0000000..de4823d
--- /dev/null
+++ b/src-tauri/src/steam/watch.rs
@@ -0,0 +1,76 @@
+use anyhow::Result;
+use notify::{Config, Event, EventKind, RecommendedWatcher, RecursiveMode, Watcher};
+use std::path::Path;
+use std::sync::{Mutex, OnceLock};
+use tauri::{AppHandle, Emitter};
+
+// 全局 watcher 存储，用于管理文件监听器的生命周期
+static WATCHER: OnceLock<Mutex<Option<RecommendedWatcher>>> = OnceLock::new();
+
+/// 启动监听 loginusers.vdf 文件的变化
+pub fn start_watch_loginusers(app: AppHandle, steam_dir: String) -> Result<()> {
+    // 停止之前的监听
+    stop_watch_loginusers();
+
+    let loginusers_path = Path::new(&steam_dir).join("config/loginusers.vdf");
+    let config_dir = Path::new(&steam_dir).join("config");
+    
+    // 如果 config 目录不存在，不进行监听
+    if !config_dir.exists() {
+        log::warn!("config 目录不存在，跳过监听: {:?}", config_dir);
+        return Ok(());
+    }
+
+    let app_clone = app.clone();
+    
+    let mut watcher = RecommendedWatcher::new(
+        move |result: Result<Event, notify::Error>| {
+            match result {
+                Ok(event) => {
+                    // 检查是否是 loginusers.vdf 文件的变化
+                    if let EventKind::Modify(_) | EventKind::Create(_) = event.kind {
+                        for path in &event.paths {
+                            if path.ends_with("loginusers.vdf") {
+                                log::info!("检测到 loginusers.vdf 文件变化: {:?}", path);
+                                // 延迟一小段时间，确保文件写入完成
+                                std::thread::sleep(std::time::Duration::from_millis(100));
+                                // 发送事件到前端
+                                if let Err(e) = app_clone.emit("steam://loginusers_changed", ()) {
+                                    log::error!("发送 loginusers 变化事件失败: {}", e);
+                                }
+                                break;
+                            }
+                        }
+                    }
+                }
+                Err(e) => {
+                    log::error!("文件监听错误: {}", e);
+                }
+            }
+        },
+        Config::default(),
+    )?;
+
+    // 监听 config 目录（而不是单个文件），因为某些文件系统可能不会直接监听单个文件
+    watcher.watch(&config_dir, RecursiveMode::NonRecursive)?;
+    log::info!("开始监听 loginusers.vdf 文件: {:?}", loginusers_path);
+
+    // 保存 watcher 到全局变量
+    let watcher_store = WATCHER.get_or_init(|| Mutex::new(None));
+    *watcher_store.lock().unwrap() = Some(watcher);
+
+    Ok(())
+}
+
+/// 停止监听 loginusers.vdf 文件
+pub fn stop_watch_loginusers() {
+    if let Some(watcher_store) = WATCHER.get() {
+        if let Ok(mut watcher_guard) = watcher_store.lock() {
+            if let Some(watcher) = watcher_guard.take() {
+                drop(watcher);
+                log::info!("已停止监听 loginusers.vdf 文件");
+            }
+        }
+    }
+}
+
diff --git a/src/app/layout.tsx b/src/app/layout.tsx
index 315ca32..01c6357 100644
--- a/src/app/layout.tsx
+++ b/src/app/layout.tsx
@@ -5,7 +5,7 @@ import { toolStore, useToolStore } from "@/store/tool"
 import { addToast } from "@heroui/react"
 import { invoke } from "@tauri-apps/api/core"
 import { listen } from "@tauri-apps/api/event"
-import { useDebounce } from "ahooks"
+import { useDebounce, useThrottleFn } from "ahooks"
 import { useEffect } from "react"
 import "./globals.css"
 import Providers from "./providers"
@@ -75,8 +75,35 @@ export default function RootLayout({ children }: { children: React.ReactNode })
   useEffect(() => {
     if (debounceSteamDirValid) {
       void steam.getUsers()
+      // 启动文件监听
+      void invoke("start_watch_loginusers", { steamDir: steam.state.steamDir })
     }
-  }, [debounceSteamDirValid])
+  }, [debounceSteamDirValid, steam.state.steamDir])
+
+  // 节流获取用户列表函数，3秒间隔，trailing模式
+  const { run: throttledGetUsers } = useThrottleFn(
+    async () => {
+      if (steam.state.steamDirValid) {
+        await steam.getUsers()
+      }
+    },
+    {
+      wait: 3000,
+      leading: false,
+      trailing: true,
+    }
+  )
+
+  // 监听 loginusers.vdf 文件变化事件
+  useEffect(() => {
+    const unlisten = listen("steam://loginusers_changed", async () => {
+      // 文件变化时使用节流函数重新获取用户列表
+      throttledGetUsers()
+    })
+    return () => {
+      void unlisten.then((fn) => fn())
+    }
+  }, [steam.state.steamDirValid, throttledGetUsers])
 
   return (
     <html lang="en">