feat: manually mirror opencoze's code from bytedance

Change-Id: I09a73aadda978ad9511264a756b2ce51f5761adf

frontend/packages/arch/bot-utils/src/platform.ts

@@ -0,0 +1,73 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+ 
+import Browser from 'bowser';
+
+const browser = Browser.getParser(window.navigator.userAgent);
+
+let getIsMobileCache: boolean | undefined;
+/**
+ * 是否是移动设备
+ * 注：ipad 不是移动设备
+ */
+const isMobile = () => browser.getPlatformType(true).includes('mobile');
+
+export const getIsMobile = () => {
+  if (typeof getIsMobileCache === 'undefined') {
+    getIsMobileCache = isMobile();
+  }
+  return getIsMobileCache;
+};
+
+let getIsIPhoneOrIPadCache: boolean | undefined;
+/**
+ * gpt-4 提供的代码
+ */
+export const getIsIPhoneOrIPad = () => {
+  if (typeof getIsIPhoneOrIPadCache === 'undefined') {
+    const { userAgent } = navigator;
+    const isAppleDevice = /iPad|iPhone|iPod/.test(userAgent);
+    const isIPadOS =
+      userAgent.includes('Macintosh') &&
+      'ontouchstart' in document.documentElement;
+
+    getIsIPhoneOrIPadCache = isAppleDevice || isIPadOS;
+  }
+
+  return getIsIPhoneOrIPadCache;
+};
+
+let getIsIPadCache: boolean | undefined;
+/**
+ * gpt-4 提供的代码
+ */
+export const getIsIPad = () => {
+  if (typeof getIsIPadCache === 'undefined') {
+    const { userAgent } = navigator;
+    const isIPadDevice = /iPad/.test(userAgent);
+    const isIPadOS =
+      userAgent.includes('Macintosh') &&
+      'ontouchstart' in document.documentElement;
+
+    getIsIPadCache = isIPadDevice || isIPadOS;
+  }
+
+  return getIsIPadCache;
+};
+
+export const getIsMobileOrIPad = () => getIsMobile() || getIsIPhoneOrIPad();
+
+export const getIsSafari = () => browser.getBrowserName(true) === 'safari';