Add support for checking if the iOS app is running on macOS

ios/RNAptabaseModule.swift

@@ -2,12 +2,20 @@ import Foundation
 
 @objc(RNAptabaseModule)
 class RNAptabaseModule: NSObject {
+
   @objc
   func constantsToExport() -> [AnyHashable : Any]! {
     return [
       "appVersion": Bundle.main.infoDictionary?["CFBundleShortVersionString"] as Any,
-      "appBuildNumber": Bundle.main.infoDictionary?["CFBundleVersion"] as Any
-    ]
+      "appBuildNumber": Bundle.main.infoDictionary?["CFBundleVersion"] as Any,
+      "isiOSAppOnMac": {
+        if #available(iOS 14.0, *) {
+          return ProcessInfo.processInfo.isiOSAppOnMac 
+        } else {
+          return false
+        }
+      }()
+      ]
   }
 
   @objc

src/env.ts

@@ -36,6 +36,10 @@ function getOperatingSystem(): [string, string] {
       return ["Android", Platform.constants.Release];
     case "ios":
       if (Platform.isPad) {
+        if (version.isiOSAppOnMac) {
+          // Version represents the emulated iPadOS version and not the MacOS version
+          return ["MacOS", Platform.Version];
+        }
         return ["iPadOS", Platform.Version];
       }
       return ["iOS", Platform.Version];

src/version.ts

@@ -5,11 +5,13 @@ const { RNAptabaseModule } = NativeModules;
 type VersionObject = {
   appVersion: string;
   appBuildNumber: string;
+  isiOSAppOnMac: boolean;
 };
 
 const Version: VersionObject = {
   appVersion: RNAptabaseModule?.appVersion?.toString() ?? "",
   appBuildNumber: RNAptabaseModule?.appBuildNumber?.toString() ?? "",
+  isiOSAppOnMac: RNAptabaseModule?.isiOSAppOnMac ?? false,
 };
 
 export default Version;