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/*
* 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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