From 5e07a424170fef522e032ca5c18dc7abeed98bab Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Sat, 10 Jun 2023 12:43:10 +0200
Subject: [PATCH] Add app version and ui orientation settings to iOS

---
 .../Cooker/Platform/iOS/iOSPlatformTools.cpp  | 22 +++++++++--
 .../Engine/Platform/iOS/iOSPlatformSettings.h | 38 +++++++++++++++++++
 2 files changed, 56 insertions(+), 4 deletions(-)

diff --git a/Source/Editor/Cooker/Platform/iOS/iOSPlatformTools.cpp b/Source/Editor/Cooker/Platform/iOS/iOSPlatformTools.cpp
index 9d9142511..eccd2d733 100644
--- a/Source/Editor/Cooker/Platform/iOS/iOSPlatformTools.cpp
+++ b/Source/Editor/Cooker/Platform/iOS/iOSPlatformTools.cpp
@@ -19,8 +19,6 @@
 #include "Editor/ProjectInfo.h"
 #include "Editor/Cooker/GameCooker.h"
 #include "Editor/Utilities/EditorUtilities.h"
-#include <ThirdParty/pugixml/pugixml.hpp>
-using namespace pugi;
 
 IMPLEMENT_SETTINGS_GETTER(iOSPlatformSettings, iOSPlatform);
 
@@ -35,6 +33,21 @@ namespace
         productName.Replace(TEXT("-"), TEXT(""));
         return productName;
     }
+
+    String GetUIInterfaceOrientation(iOSPlatformSettings::UIInterfaceOrientations orientations)
+    {
+        String result;
+        if (EnumHasAnyFlags(orientations, iOSPlatformSettings::UIInterfaceOrientations::Portrait))
+            result += TEXT("UIInterfaceOrientationPortrait ");
+        if (EnumHasAnyFlags(orientations, iOSPlatformSettings::UIInterfaceOrientations::PortraitUpsideDown))
+            result += TEXT("UIInterfaceOrientationPortraitUpsideDown ");
+        if (EnumHasAnyFlags(orientations, iOSPlatformSettings::UIInterfaceOrientations::LandscapeLeft))
+            result += TEXT("UIInterfaceOrientationLandscapeLeft ");
+        if (EnumHasAnyFlags(orientations, iOSPlatformSettings::UIInterfaceOrientations::LandscapeRight))
+            result += TEXT("UIInterfaceOrientationLandscapeRight ");
+        result = result.TrimTrailing();
+        return result;
+    }
 }
 
 const Char* iOSPlatformTools::GetDisplayName() const
@@ -179,11 +192,12 @@ bool iOSPlatformTools::OnPostProcess(CookingData& data)
     configReplaceMap[TEXT("${AppName}")] = appName;
     configReplaceMap[TEXT("${AppIdentifier}")] = appIdentifier;
     configReplaceMap[TEXT("${AppTeamId}")] = platformSettings->AppTeamId;
-    configReplaceMap[TEXT("${AppVersion}")] = TEXT("1"); // TODO: expose to iOS platform settings (matches CURRENT_PROJECT_VERSION in XCode)
+    configReplaceMap[TEXT("${AppVersion}")] = platformSettings->AppVersion;
     configReplaceMap[TEXT("${ProjectName}")] = gameSettings->ProductName;
     configReplaceMap[TEXT("${ProjectVersion}")] = projectVersion;
     configReplaceMap[TEXT("${HeaderSearchPaths}")] = Globals::StartupFolder;
-    // TODO: screen rotation settings in XCode project from iOS Platform Settings
+    configReplaceMap[TEXT("${UISupportedInterfaceOrientations_iPhone}")] = GetUIInterfaceOrientation(platformSettings->SupportedInterfaceOrientationsiPhone);
+    configReplaceMap[TEXT("${UISupportedInterfaceOrientations_iPad}")] = GetUIInterfaceOrientation(platformSettings->SupportedInterfaceOrientationsiPad);
     {
         // Initialize auto-generated areas as empty
         configReplaceMap[TEXT("${PBXBuildFile}")] = String::Empty;
diff --git a/Source/Engine/Platform/iOS/iOSPlatformSettings.h b/Source/Engine/Platform/iOS/iOSPlatformSettings.h
index f2b4ee64f..5794c18f5 100644
--- a/Source/Engine/Platform/iOS/iOSPlatformSettings.h
+++ b/Source/Engine/Platform/iOS/iOSPlatformSettings.h
@@ -13,12 +13,47 @@ API_CLASS(sealed, Namespace="FlaxEditor.Content.Settings") class FLAXENGINE_API
 {
     DECLARE_SCRIPTING_TYPE_MINIMAL(ApplePlatformSettings);
 
+    /// <summary>
+    /// The display orientation modes. Can be combined as flags.
+    /// </summary>
+    API_ENUM(Attributes="Flags") enum class UIInterfaceOrientations
+    {
+        // The device is in portrait mode, with the device upright and the Home button on the bottom.
+        Portrait = 1,
+        // The device is in portrait mode but is upside down, with the device upright and the Home button at the top.
+        PortraitUpsideDown = 2,
+        // The device is in landscape mode, with the device upright and the Home button on the left.
+        LandscapeLeft = 4,
+        // The device is in landscape mode, with the device upright and the Home button on the right.
+        LandscapeRight = 8,
+        // The all modes.
+        All = Portrait | PortraitUpsideDown | LandscapeLeft | LandscapeRight
+    };
+
     /// <summary>
     /// The app developer name - App Store Team ID.
     /// </summary>
     API_FIELD(Attributes="EditorOrder(10), EditorDisplay(\"General\")")
     String AppTeamId;
 
+    /// <summary>
+    /// The app version number (matches CURRENT_PROJECT_VERSION in XCode).
+    /// </summary>
+    API_FIELD(Attributes="EditorOrder(20), EditorDisplay(\"General\")")
+    String AppVersion = TEXT("1");
+
+    /// <summary>
+    /// The UI interface orientation modes supported on iPhone devices.
+    /// </summary>
+    API_FIELD(Attributes="EditorOrder(200), EditorDisplay(\"UI\", \"Supported Interface Orientations (iPhone)\")")
+    UIInterfaceOrientations SupportedInterfaceOrientationsiPhone = UIInterfaceOrientations::All;
+
+    /// <summary>
+    /// The UI interface orientation modes supported on iPad devices.
+    /// </summary>
+    API_FIELD(Attributes="EditorOrder(210), EditorDisplay(\"UI\", \"Supported Interface Orientations (iPad)\")")
+    UIInterfaceOrientations SupportedInterfaceOrientationsiPad = UIInterfaceOrientations::All;
+
     /// <summary>
     /// Gets the instance of the settings asset (default value if missing). Object returned by this method is always loaded with valid data to use.
     /// </summary>
@@ -29,6 +64,9 @@ API_CLASS(sealed, Namespace="FlaxEditor.Content.Settings") class FLAXENGINE_API
     {
         ApplePlatformSettings::Deserialize(stream, modifier);
         DESERIALIZE(AppTeamId);
+        DESERIALIZE(AppVersion);
+        DESERIALIZE(SupportedInterfaceOrientationsiPhone);
+        DESERIALIZE(SupportedInterfaceOrientationsiPad);
     }
 };