From f3e07135010d15f1d0ffcbebc5ee6be5904f605d Mon Sep 17 00:00:00 2001
From: かっこかり <67428053+kakkokari-gtyih@users.noreply.github.com>
Date: Mon, 6 Oct 2025 10:06:53 +0900
Subject: enhance(frontend):
 お問い合わせページからデバイス情報を出力できるように (#16598)
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* enhance(frontend): デバイス情報を出力できるように

* fix lint

* Update Changelog

* enhance: getHighEntropyValuesが使用できなかった場合のフォールバックを追加

* fix lint

* fix: getHighEntropyValuesが使用できない場合は生のUAを返すように

* enhance: getHighEntropyValuesが使用できる場合でも生のUAを含めるように

* :v:

* onHeaderClicked -> onOpened
---
 .../frontend/src/utility/get-user-environment.ts   | 66 ++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 packages/frontend/src/utility/get-user-environment.ts

(limited to 'packages/frontend/src/utility/get-user-environment.ts')

diff --git a/packages/frontend/src/utility/get-user-environment.ts b/packages/frontend/src/utility/get-user-environment.ts
new file mode 100644
index 0000000000..3b8d43fb2c
--- /dev/null
+++ b/packages/frontend/src/utility/get-user-environment.ts
@@ -0,0 +1,66 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+export type UserEnvironment = {
+	os: string;
+	browser: string;
+	userAgent: string;
+	screenWidth: number;
+	screenHeight: number;
+	viaGetHighEntropyValues: true;
+} | {
+	userAgent: string;
+	screenWidth: number;
+	screenHeight: number;
+	viaGetHighEntropyValues: false;
+};
+
+export async function getUserEnvironment(): Promise<UserEnvironment> {
+	if ('userAgentData' in navigator && navigator.userAgentData != null) {
+		try {
+			const uaData: any = await navigator.userAgentData.getHighEntropyValues([
+				'fullVersionList',
+				'platformVersion',
+			]);
+
+			let osVersion = 'v' + uaData.platformVersion;
+
+			if (uaData.platform === 'Windows' && uaData.platformVersion != null) {
+				// https://learn.microsoft.com/ja-jp/microsoft-edge/web-platform/how-to-detect-win11
+				const majorPlatformVersion = parseInt(uaData.platformVersion.split('.')[0]);
+				if (majorPlatformVersion >= 13) {
+					osVersion = '11 or later';
+				} else if (majorPlatformVersion > 0) {
+					osVersion = '10';
+				} else {
+					osVersion = '8.1 or earlier';
+				}
+			}
+
+			const browserData = uaData.fullVersionList.find((item) => !/^\s*not.+a.+brand\s*$/i.test(item.brand));
+			return {
+				os: `${uaData.platform} ${osVersion}`,
+				browser: browserData ? `${browserData.brand} v${browserData.version}` : 'Unknown',
+				userAgent: navigator.userAgent,
+				screenWidth: window.innerWidth,
+				screenHeight: window.innerHeight,
+				viaGetHighEntropyValues: true,
+			};
+		} catch {
+			return getViaUa();
+		}
+	} else {
+		return getViaUa();
+	}
+}
+
+function getViaUa(): UserEnvironment {
+	return {
+		userAgent: navigator.userAgent,
+		screenWidth: window.innerWidth,
+		screenHeight: window.innerHeight,
+		viaGetHighEntropyValues: false,
+	};
+}
-- 
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