Removed 2 non-OOP classes and fixed fly cam teleport

Remvoed Hotbar and GameClient since their functions are also implemented in OOP classes
Added static methods to add/remove persistent debug info
Made some patches and other things internal
Added support for FlyCams in SetLocation

TechbloxModdingAPI/App/Game.cs

@@ -397,9 +397,10 @@ namespace TechbloxModdingAPI.App
         /// <summary>
         /// Add information to the in-game debug display.
         /// When this object is garbage collected, this debug info is automatically removed.
+        /// The provided getter function is called each frame so make sure it returns quickly.
         /// </summary>
         /// <param name="id">Debug info identifier.</param>
-        /// <param name="contentGetter">Content getter.</param>
+        /// <param name="contentGetter">A function that returns the current information.</param>
         public void AddDebugInfo(string id, Func<string> contentGetter)
         {
 	        if (!VerifyMode()) return;
@@ -407,7 +408,7 @@ namespace TechbloxModdingAPI.App
 	        {
 		        throw new GameNotFoundException("Game object references a menu item but AddDebugInfo only works on the currently-loaded game");
 	        }
-            debugOverlayEngine.SetInfo(id, contentGetter);
+	        debugOverlayEngine.SetInfo("game_" + id, contentGetter);
 	        debugIds.Add(id);
         }
 
@@ -424,10 +425,32 @@ namespace TechbloxModdingAPI.App
 		        throw new GameNotFoundException("Game object references a menu item but RemoveDebugInfo only works on the currently-loaded game");
 	        }
 	        if (!debugIds.Contains(id)) return false;
-            debugOverlayEngine.RemoveInfo(id);
+	        debugOverlayEngine.RemoveInfo("game_" + id);
 	        return debugIds.Remove(id);
         }
 
+        /// <summary>
+        /// Add information to the in-game debug display.
+        /// This debug info will be present for all games until it is manually removed.
+        /// The provided getter function is called each frame so make sure it returns quickly.
+        /// </summary>
+        /// <param name="id">Debug info identifier.</param>
+        /// <param name="contentGetter">A function that returns the current information.</param>
+        public static void AddPersistentDebugInfo(string id, Func<string> contentGetter)
+        {
+	        debugOverlayEngine.SetInfo("persistent_" + id, contentGetter);
+        }
+
+        /// <summary>
+        /// Remove persistent information from the in-game debug display.
+        /// </summary>
+        /// <returns><c>true</c>, if debug info was removed, <c>false</c> otherwise.</returns>
+        /// <param name="id">Debug info identifier.</param>
+        public static bool RemovePersistentDebugInfo(string id)
+        {
+	        return debugOverlayEngine.RemoveInfo("persistent_" + id);
+        }
+
         /// <summary>
         /// Gets the blocks in the game.
 		/// This returns null when in a loading state, and throws AppStateException when in menu.

TechbloxModdingAPI/Blocks/Engines/PlacementEngine.cs

@@ -113,7 +113,7 @@ namespace TechbloxModdingAPI.Blocks.Engines
         public bool isRemovable => false;
 
         [HarmonyPatch]
-        public class FactoryObtainerPatch
+        class FactoryObtainerPatch
         {
             static void Postfix(BlockEntityFactory blockEntityFactory, IEntityFactory entityFactory)
             {

TechbloxModdingAPI/Blocks/Engines/RemovalEngine.cs

@@ -44,7 +44,7 @@ namespace TechbloxModdingAPI.Blocks.Engines
 		public bool isRemovable => false;
 
 		[HarmonyPatch]
-        public class FactoryObtainerPatch
+        class FactoryObtainerPatch
         {
             static void Postfix(IEntityFunctions entityFunctions,
                 MachineGraphConnectionEntityFactory machineGraphConnectionEntityFactory)

TechbloxModdingAPI/Blocks/Engines/ScalingEngine.cs

@@ -41,7 +41,7 @@ namespace TechbloxModdingAPI.Blocks.Engines
 		}
 
 		[HarmonyPatch]
-        public class PhysicsEnginePatch
+        class PhysicsEnginePatch
         {
             static void Postfix(IReactOnAddAndRemove<UECSPhysicsEntityCreationStruct> __instance)
             {

TechbloxModdingAPI/Inventory/Hotbar.cs

@@ -1,46 +0,0 @@
-using System;
-
-using RobocraftX.Common.Input;
-using RobocraftX.Multiplayer.Input;
-using HarmonyLib;
-using TechbloxModdingAPI.Blocks;
-using TechbloxModdingAPI.Utility;
-
-namespace TechbloxModdingAPI.Inventory
-{
-    public static class Hotbar
-    {
-		private static readonly HotbarEngine hotbarEngine = new HotbarEngine();
-
-        /// <summary>
-        /// Switch the block in the player's hand
-        /// </summary>
-        /// <param name="block">The block to switch to.</param>
-        /// <param name="playerID">The player. Omit this to use the local player.</param>
-		public static void EquipBlock(BlockIDs block, uint playerID = uint.MaxValue)
-		{
-			if (playerID == uint.MaxValue)
-			{
-				playerID = hotbarEngine.GetLocalPlayerID();
-			}
-			hotbarEngine.SelectBlock((int) block, playerID);
-            // cubeSelectedByPick = true will crash the game
-            // (this would be equivalent to mouse middle click pick block action)
-			// reason: the game expects a Dictionary entry for the tweaked stats
-		}
-
-        /// <summary>
-        /// Gets the block in the player's hand
-        /// </summary>
-        /// <returns>The equipped block.</returns>
-		public static BlockIDs GetEquippedBlock()
-		{
-			return HotbarSlotSelectionHandlerEnginePatch.EquippedPartID;
-		}
-
-		public static void Init()
-		{
-			GameEngineManager.AddGameEngine(hotbarEngine);
-		}
-    }
-}

TechbloxModdingAPI/Inventory/HotbarEngine.cs

@@ -1,55 +0,0 @@
-using System;
-
-using RobocraftX.Character;
-using RobocraftX.GUI.Hotbar;
-using RobocraftX.Players;
-using RobocraftX.Common;
-using RobocraftX.Common.Input;
-using RobocraftX.Common.Players;
-using Svelto.ECS;
-
-using TechbloxModdingAPI.Blocks;
-using TechbloxModdingAPI.Utility;
-using RobocraftX.Blocks;
-using Techblox.FlyCam;
-using TechbloxModdingAPI.Engines;
-
-namespace TechbloxModdingAPI.Inventory
-{
-	public class HotbarEngine : IApiEngine
-	{
-		public string Name { get; } = "TechbloxModdingAPIHotbarGameEngine";
-
-		public EntitiesDB entitiesDB { set; private get; }
-
-		public bool isRemovable => false;
-
-		public bool IsInGame = false;
-
-		public void Dispose()
-		{
-			IsInGame = false;
-		}
-
-		public void Ready()
-		{
-			IsInGame = true;
-		}
-
-		public bool SelectBlock(int block, uint playerID, bool cubeSelectedByPick = false)
-		{
-			if (!entitiesDB.TryQueryEntitiesAndIndex<EquippedPartStruct>(playerID, Techblox.FlyCam.FlyCam.Group,
-				out var index, out var inputs))
-				return false;
-			inputs[index].CubeSelectedByPick = cubeSelectedByPick;
-			inputs[index].SelectedDBPartID = block;
-			// TODO: expose the rest of the input functionality
-			return true;
-		}
-
-        public uint GetLocalPlayerID()
-		{
-			return LocalPlayerIDUtility.GetLocalPlayerID(entitiesDB);
-		}
-	}
-}

TechbloxModdingAPI/Inventory/HotbarSlotSelectionHandlerEnginePatch.cs

@@ -9,7 +9,7 @@ using TechbloxModdingAPI.Blocks;
 namespace TechbloxModdingAPI.Inventory
 {
     [HarmonyPatch]
-    public class HotbarSlotSelectionHandlerEnginePatch
+    class HotbarSlotSelectionHandlerEnginePatch
     {
 		private static int selectedBlockInt = 0;
 

TechbloxModdingAPI/Main.cs

@@ -65,8 +65,6 @@ namespace TechbloxModdingAPI
             Utility.GameState.Init();
             // init block implementors
             Logging.MetaDebugLog($"Initializing Blocks");
-			// init inventory
-			Inventory.Hotbar.Init();
 			// init input
 			Input.FakeInput.Init();
 			// init object-oriented classes
@@ -75,7 +73,6 @@ namespace TechbloxModdingAPI
             BlockGroup.Init();
             Wire.Init();
             Logging.MetaDebugLog($"Initializing Client");
-            GameClient.Init();
 			Client.Init();
 			Game.Init();
             // init UI

TechbloxModdingAPI/Persistence/SerializerManager.cs

@@ -58,7 +58,7 @@ namespace TechbloxModdingAPI.Persistence
 			return _serializers.Count;
 		}
 
-		public static void RegisterSerializers(EnginesRoot enginesRoot)
+		internal static void RegisterSerializers(EnginesRoot enginesRoot)
 		{
 			_lastEnginesRoot = enginesRoot;
 			IEntitySerialization ies = enginesRoot.GenerateEntitySerializer();

TechbloxModdingAPI/Players/PlayerEngine.cs

@@ -102,24 +102,18 @@ namespace TechbloxModdingAPI.Players
 		public bool SetLocation(uint playerId, float3 location, bool exitSeat = true)
 		{
 			if (entitiesDB == null) return false;
-			var characterGroups = CharacterExclusiveGroups.AllCharacters;
+			var rbesOpt = GetCharacterStruct<RigidBodyEntityStruct>(playerId, out var group);
-			for (int i = 0; i < characterGroups.count; i++)
+			if (!rbesOpt)
-            {
+				return false;
-                EGID egid = new EGID(playerId, characterGroups[i]);
+			if (group == CharacterExclusiveGroups.InPilotSeatGroup && exitSeat)
-				if (entitiesDB.Exists<RigidBodyEntityStruct>(egid))
-                {
-                    ref RigidBodyEntityStruct rbes = ref entitiesDB.QueryEntity<RigidBodyEntityStruct>(egid);
-                    if (characterGroups[i] == CharacterExclusiveGroups.InPilotSeatGroup && exitSeat)
 			{
+				EGID egid = new EGID(playerId, group);
 				entitiesDB.QueryEntity<CharacterPilotSeatEntityStruct>(egid).instantExit = true;
 				entitiesDB.PublishEntityChange<CharacterPilotSeatEntityStruct>(egid);
 			}
-					rbes.position = location;
+			rbesOpt.Get().position = location;
 			return true;
 		}
-            }
-			return false;
-		}
 
 		public bool GetGameOverScreen(uint playerId)
 		{
@@ -138,8 +132,13 @@ namespace TechbloxModdingAPI.Players
         // reusable methods
 
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-		public OptionalRef<T> GetCharacterStruct<T>(uint playerId) where T : unmanaged, IEntityComponent
+        public OptionalRef<T> GetCharacterStruct<T>(uint playerId) where T : unmanaged, IEntityComponent =>
+	        GetCharacterStruct<T>(playerId, out _);
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+		public OptionalRef<T> GetCharacterStruct<T>(uint playerId, out ExclusiveGroupStruct group) where T : unmanaged, IEntityComponent
 		{
+			group = default;
 			if (GameState.IsBuildMode())
 				return entitiesDB.QueryEntityOptional<T>(new EGID(playerId, Techblox.FlyCam.FlyCam.Group));
 			
@@ -149,8 +148,11 @@ namespace TechbloxModdingAPI.Players
 				EGID egid = new EGID(playerId, characterGroups[i]);
 				var opt = entitiesDB.QueryEntityOptional<T>(egid);
 				if (opt.Exists)
+				{
+					group = characterGroups[i];
 					return opt;
 				}
+			}
 
 			return new OptionalRef<T>();
 		}

TechbloxModdingAPI/Tests/TechbloxModdingAPIPluginTest.cs

@@ -25,7 +25,7 @@ namespace TechbloxModdingAPI.Tests
     /// Modding API implemented as a standalone IPA Plugin.
     /// Ideally, TechbloxModdingAPI should be loaded by another mod; not itself
     /// </summary>
-    public class TechbloxModdingAPIPluginTest : IllusionPlugin.IEnhancedPlugin
+    class TechbloxModdingAPIPluginTest : IllusionPlugin.IEnhancedPlugin
     {
 
         private static Harmony harmony { get; set; }
@@ -194,7 +194,7 @@ namespace TechbloxModdingAPI.Tests
 						Game.CurrentGame().ToggleTimeMode();
 					}).Build();
 
-				GameClient.SetDebugInfo("InstalledMods", InstalledMods);
+				Game.AddPersistentDebugInfo("InstalledMods", InstalledMods);
 				Block.Placed += (sender, args) =>
 					Logging.MetaDebugLog("Placed block " + args.Block);
 				Block.Removed += (sender, args) =>

TechbloxModdingAPI/Utility/GameClient.cs

@@ -1,30 +0,0 @@
-using System;
-using TechbloxModdingAPI.Blocks;
-
-namespace TechbloxModdingAPI.Utility
-{
-    public static class GameClient
-    {
-        private static DebugInterfaceEngine _engine = new DebugInterfaceEngine();
-        
-        /// <summary>
-        /// Saves the extra information to be displayed on the debug view.
-        /// The provided getter function is called each time the view updates so make sure it returns quickly.
-        /// </summary>
-        /// <param name="id">A global ID for the custom information</param>
-        /// <param name="contentGetter">A function that returns the current information</param>
-        public static void SetDebugInfo(string id, Func<string> contentGetter) => _engine.SetInfo(id, contentGetter);
-        
-        /// <summary>
-        /// Removes an information provided by a plugin.
-        /// </summary>
-        /// <param name="id">The ID of the custom information</param>
-        /// <returns></returns>
-        public static bool RemoveDebugInfo(string id) => _engine.RemoveInfo(id);
-
-        public static void Init()
-        {
-            GameEngineManager.AddGameEngine(_engine);
-        }
-    }
-}