From af45726a15a6e2e4484a66bc044d2e4e120a7cc5 Mon Sep 17 00:00:00 2001
From: apple <245524539+apples-kksk@users.noreply.github.com>
Date: Sat, 9 May 2026 17:51:27 +0800
Subject: [PATCH] Close open settings files before download overwrite

---
 src/service/file.service.ts                  | 31 ++++++++++++++++++++
 src/sync.ts                                  |  2 ++
 test/service/fileService/fileService.test.ts | 21 +++++++++++++
 3 files changed, 54 insertions(+)

diff --git a/src/service/file.service.ts b/src/service/file.service.ts
index 288064da..b9a0c1da 100644
--- a/src/service/file.service.ts
+++ b/src/service/file.service.ts
@@ -3,6 +3,7 @@
 import * as fs from "fs-extra";
 import * as path from "path";
 import * as recursiveRead from "recursive-readdir";
+import * as vscode from "vscode";
 import { CustomConfig } from "../models/customConfig.model";
 
 export class File {
@@ -95,6 +96,23 @@ export class FileService {
     }
   }
 
+  public static async CloseOpenFile(filePath: string): Promise<void> {
+    const matchingEditors = vscode.window.visibleTextEditors.filter(editor => {
+      return FileService.IsSamePath(editor.document.uri.fsPath, filePath);
+    });
+
+    for (const editor of matchingEditors) {
+      await vscode.window.showTextDocument(
+        editor.document,
+        editor.viewColumn,
+        false
+      );
+      await vscode.commands.executeCommand(
+        "workbench.action.closeActiveEditor"
+      );
+    }
+  }
+
   public static async ListFiles(
     directory: string,
     customSettings: CustomConfig
@@ -237,4 +255,17 @@ export class FileService {
   public static ConcatPath(...filePaths: string[]): string {
     return filePaths.join(path.sep);
   }
+
+  private static IsSamePath(firstPath: string, secondPath: string): boolean {
+    const first = FileService.NormalizePath(firstPath);
+    const second = FileService.NormalizePath(secondPath);
+    return first === second;
+  }
+
+  private static NormalizePath(filePath: string): string {
+    const normalizedPath = path.normalize(path.resolve(filePath));
+    return process.platform === "win32"
+      ? normalizedPath.toLowerCase()
+      : normalizedPath;
+  }
 }
diff --git a/src/sync.ts b/src/sync.ts
index 3e926481..c4fa7f4a 100644
--- a/src/sync.ts
+++ b/src/sync.ts
@@ -671,6 +671,8 @@ export class Sync {
                 }
               }
 
+              await FileService.CloseOpenFile(filePath);
+
               actionList.push(
                 FileService.WriteFile(filePath, content)
                   .then(() => {
diff --git a/test/service/fileService/fileService.test.ts b/test/service/fileService/fileService.test.ts
index ac6dfcd2..b8322265 100644
--- a/test/service/fileService/fileService.test.ts
+++ b/test/service/fileService/fileService.test.ts
@@ -1,4 +1,8 @@
 import { expect } from "chai";
+import * as fs from "fs-extra";
+import * as os from "os";
+import * as path from "path";
+import * as vscode from "vscode";
 
 import { File, FileService } from "../../../src/service/file.service";
 
@@ -33,4 +37,21 @@ describe("FileService", () => {
     );
     expect(actual).to.be.equals("/User/path/to/hoge/piyo/hoge.txt");
   });
+
+  it("should close an open editor for a file path", async () => {
+    const directory = fs.mkdtempSync(path.join(os.tmpdir(), "settings-sync-"));
+    const filePath = path.join(directory, "settings.json");
+    fs.writeFileSync(filePath, "{}");
+
+    const document = await vscode.workspace.openTextDocument(filePath);
+    await vscode.window.showTextDocument(document);
+
+    await FileService.CloseOpenFile(filePath);
+
+    const openEditor = vscode.window.visibleTextEditors.find(editor => {
+      return editor.document.uri.fsPath === filePath;
+    });
+
+    expect(openEditor).to.be.equals(undefined);
+  });
 });