consolidated share code to shareUrl

src/lib/sharing.ts

@@ -0,0 +1,22 @@
+import {isNative} from 'platform/detection'
+// import * as Sharing from 'expo-sharing'
+import Clipboard from '@react-native-clipboard/clipboard'
+import * as Toast from '../view/com/util/Toast'
+import {Share} from 'react-native'
+
+/**
+ * This function shares a URL using the native Share API if available, or copies it to the clipboard
+ * and displays a toast message if not (mostly on web)
+ * @param {string} url - A string representing the URL that needs to be shared or copied to the
+ * clipboard.
+ */
+export async function shareUrl(url: string) {
+  if (isNative) {
+    Share.share({url: url})
+  } else {
+    // React Native Share is not supported by web. Web Share API
+    // has increasing but not full support, so default to clipboard
+    Clipboard.setString(url)
+    Toast.show('Copied to clipboard')
+  }
+}