From 5b416bd3bffd7d6740db1da11ff36fa30a7ecb30 Mon Sep 17 00:00:00 2001
From: xintaofei <itpkcn@gmail.com>
Date: Sun, 8 Mar 2026 20:40:59 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8Dfolder=E7=AA=97=E5=8F=A3?=
 =?UTF-8?q?=E7=9A=84=E5=A4=A7=E5=B0=8F=E7=8A=B6=E6=80=81=E6=9C=AA=E4=BF=9D?=
 =?UTF-8?q?=E6=8C=81=E4=B8=8A=E6=AC=A1=E7=9A=84=E4=BD=8D=E7=BD=AE=E5=92=8C?=
 =?UTF-8?q?=E7=8A=B6=E6=80=81?=
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---
 src-tauri/src/commands/windows.rs | 19 +++++++++++++++++--
 src-tauri/src/lib.rs              |  2 +-
 2 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/src-tauri/src/commands/windows.rs b/src-tauri/src/commands/windows.rs
index f511330..70726c0 100644
--- a/src-tauri/src/commands/windows.rs
+++ b/src-tauri/src/commands/windows.rs
@@ -16,6 +16,10 @@ pub struct CommitWindowState {
     owner_by_commit_label: Mutex<HashMap<String, String>>,
 }
 
+pub fn folder_window_label(folder_id: i32) -> String {
+    format!("folder-{folder_id}")
+}
+
 pub(crate) fn apply_platform_window_style<'a, R, M>(
     builder: WebviewWindowBuilder<'a, R, M>,
 ) -> WebviewWindowBuilder<'a, R, M>
@@ -208,8 +212,19 @@ pub async fn open_folder_window(
         .await
         .map_err(AppCommandError::from)?;
 
-    // Create folder window with unique label
-    let label = format!("folder-{}", uuid::Uuid::new_v4());
+    let label = folder_window_label(entry.id);
+    if let Some(existing) = app.get_webview_window(&label) {
+        ensure_windows_undecorated(&existing);
+        let _ = existing.unminimize();
+        existing.set_focus().map_err(|e| {
+            AppCommandError::window("Failed to focus folder window", e.to_string())
+        })?;
+        if let Some(w) = app.get_webview_window("welcome") {
+            let _ = w.close();
+        }
+        return Ok(());
+    }
+
     let url = WebviewUrl::App(format!("folder?id={}", entry.id).into());
     let builder = WebviewWindowBuilder::new(&app, &label, url)
         .title(&entry.name)
diff --git a/src-tauri/src/lib.rs b/src-tauri/src/lib.rs
index 2166fcd..f88fa08 100644
--- a/src-tauri/src/lib.rs
+++ b/src-tauri/src/lib.rs
@@ -74,7 +74,7 @@ pub fn run() {
                 let _ = windows::open_welcome_window(app.handle());
             } else {
                 for entry in &open_folders {
-                    let label = format!("folder-{}", uuid::Uuid::new_v4());
+                    let label = windows::folder_window_label(entry.id);
                     let url = tauri::WebviewUrl::App(format!("folder?id={}", entry.id).into());
                     let builder = tauri::WebviewWindowBuilder::new(app, &label, url)
                         .title(&entry.name)