Add device class field support for iOS (#945)

Co-authored-by: Bang Lee <[email protected]>

Author: Qusic

lib/pal/posix/SystemInformationImpl.cpp

@@ -19,6 +19,7 @@ namespace PAL_NS_BEGIN {
         m_os_name = sysInfo.get("osName");
         m_os_major_version = sysInfo.get("osVer");
         m_os_full_version = sysInfo.get("osRel");
+        m_device_class = sysInfo.get("devClass");
     }
 
     SystemInformationImpl::~SystemInformationImpl()

lib/pal/posix/sysinfo_sources.cpp

@@ -279,6 +279,7 @@ sysinfo_sources_impl::sysinfo_sources_impl() : sysinfo_sources()
     cache["osVer"] = GetDeviceOsVersion();
     cache["osRel"] = GetDeviceOsRelease();
     cache["osBuild"] = GetDeviceOsBuild();
+    cache["devClass"] = GetDeviceClass();
 
     // Populate user timezone as hh:mm offset from UTC timezone. Example for PST: "-08:00"
     CFTimeZoneRef tz = CFTimeZoneCopySystem();

lib/pal/posix/sysinfo_utils_apple.hpp

@@ -21,5 +21,6 @@ std::string GetDeviceModel();
 
 std::string GetDeviceId();
 
+std::string GetDeviceClass();
 #endif /* LIB_PAL_POSIX_SYSINFO_UTILS_IOS_HPP_ */
 

lib/pal/posix/sysinfo_utils_ios.mm

@@ -68,3 +68,19 @@
     return std::string { [[[UIDevice currentDevice] systemVersion] UTF8String] };
 }
 
+std::string GetDeviceClass() {
+#if TARGET_IPHONE_SIMULATOR
+    return "iOS.Emulator";
+#else
+    switch (UIDevice.currentDevice.userInterfaceIdiom) {
+        case UIUserInterfaceIdiomPhone:
+            return "iOS.Phone";
+        case UIUserInterfaceIdiomPad:
+            return "iOS.Tablet";
+        case UIUserInterfaceIdiomTV:
+            return "iOS.AppleTV";
+        default:
+            return {};
+    }
+#endif
+}

lib/pal/posix/sysinfo_utils_mac.mm

@@ -83,3 +83,6 @@
     return GetDeviceOsVersion();
 }
 
+std::string GetDeviceClass() {
+  return {};
+}