Add event handling framework

GamecraftModdingAPI/Commands/CommandPatch.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Reflection;
+using Harmony;
+using Svelto.Context;
+using Svelto.ECS;
+using RobocraftX;
+using RobocraftX.Multiplayer;
+using Unity.Entities;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Commands
+{
+    [HarmonyPatch]
+    class CommandPatch
+    {
+        public static void Prefix(UnityContext<FullGameCompositionRoot> contextHolder, EnginesRoot enginesRoot, World physicsWorld, Action reloadGame, MultiplayerInitParameters multiplayerParameters)
+        {
+            Logging.Log("Command Line was loaded");
+            // When a game is loaded, register the command engines
+            // TODO
+        }
+
+        public static MethodBase TargetMethod(HarmonyInstance instance)
+        {
+            var func = (Action<UnityContext<FullGameCompositionRoot>, EnginesRoot, World, Action, MultiplayerInitParameters>)RobocraftX.GUI.CommandLine.CommandLineCompositionRoot.Compose<UnityContext<FullGameCompositionRoot>>;
+            return func.Method;
+        }
+    }
+}

GamecraftModdingAPI/Commands/ICustomCommandEngine.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Svelto.ECS;
+
+namespace GamecraftModdingAPI.Commands
+{
+    interface ICustomCommandEngine : IEngine, IQueryingEntitiesEngine
+    {
+        string Name { get; }
+
+        string Description { get; }
+
+        void ExecuteCommand();
+    }
+}

GamecraftModdingAPI/Events/EventType.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GamecraftModdingAPI.Events
+{
+    public enum EventType
+    {
+        ApplicationInitialized,
+        MenuActivated,
+        MenuDestroyed,
+        MenuSwitchedTo,
+        GameActivated,
+        GameDestroyed,
+        GameReloaded,
+        GameSwitchedTo
+    }
+}

GamecraftModdingAPI/Events/GameInitPatch.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Harmony;
+using RobocraftX;
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    [HarmonyPatch(typeof(FullGameCompositionRoot), "ActivateMenu")]
+    class GameInitPatch
+    {
+
+        private static bool firstLoad = true;
+        public static void Postfix(ref EnginesRoot ____frontEndEnginesRoot)
+        {
+            // A new EnginesRoot is always created when ActivateMenu is called
+            // so all event emitters and handlers must be re-registered.
+            Manager.RegisterEngines(____frontEndEnginesRoot);
+            if (firstLoad)
+            {
+                firstLoad = false;
+                Logging.Log("Dispatching App Init event");
+                Manager.GetEventEmitter("GamecraftModdingAPIApplicationInitializedEventEmitter").Emit();
+            }
+            Logging.Log("Dispatching Menu Activated event");
+            Manager.GetEventEmitter("GamecraftModdingAPIMenuActivatedEventEmitter").Emit();
+        }
+    }
+}

GamecraftModdingAPI/Events/IEventEmitterEngine.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Svelto.ECS;
+
+namespace GamecraftModdingAPI.Events
+{
+    public interface IEventEmitterEngine : IEngine, IQueryingEntitiesEngine
+    {
+        string Name { get; }
+        object type { get; }
+
+        IEntityFactory Factory { set; }
+
+        void Emit();
+    }
+}

GamecraftModdingAPI/Events/IEventHandlerEngine.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Svelto.ECS;
+using Svelto.ECS.Internal;
+
+namespace GamecraftModdingAPI.Events
+{
+    public interface IEventHandlerEngine : IEngine, IQueryingEntitiesEngine, IReactOnAddAndRemove<ModEventEntityStruct>, IReactOnAddAndRemove
+    {
+        string Name { get; }
+    }
+}

GamecraftModdingAPI/Events/Manager.cs

@@ -0,0 +1,100 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Svelto.ECS;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Keeps track of event handlers and emitters.
+    /// This class can be used to add, remove and get event handlers and emitters.
+    /// </summary>
+    public static class Manager
+    {
+        private static Dictionary<string, IEventEmitterEngine> _eventEmitters = new Dictionary<string, IEventEmitterEngine>();
+
+        private static Dictionary<string, IEventHandlerEngine> _eventHandlers = new Dictionary<string, IEventHandlerEngine>();
+
+        // event handler management
+        
+        public static void AddEventHandler(IEventHandlerEngine engine)
+        {
+            _eventHandlers[engine.Name] = engine;
+        }
+
+        public static bool ExistsEventHandler(string name)
+        {
+            return _eventHandlers.ContainsKey(name);
+        }
+
+        public static bool ExistsEventHandler(IEventHandlerEngine engine)
+        {
+            return ExistsEventHandler(engine.Name);
+        }
+
+        public static IEventHandlerEngine GetEventHandler(string name)
+        {
+            return _eventHandlers[name];
+        }
+
+        public static Dictionary<string, IEventHandlerEngine> GetEventHandlers()
+        {
+            return _eventHandlers;
+        }
+
+        public static void RemoveEventHandler(string name)
+        {
+            _eventHandlers.Remove(name);
+        }
+
+        // event emitter management
+
+        public static void AddEventEmitter(IEventEmitterEngine engine)
+        {
+            _eventEmitters[engine.Name] = engine;
+        }
+
+        public static bool ExistsEventEmitter(string name)
+        {
+            return _eventEmitters.ContainsKey(name);
+        }
+
+        public static bool ExistsEventEmitter(IEventEmitterEngine engine)
+        {
+            return ExistsEventEmitter(engine.Name);
+        }
+
+        public static IEventEmitterEngine GetEventEmitter(string name)
+        {
+            return _eventEmitters[name];
+        }
+
+        public static Dictionary<string, IEventEmitterEngine> GetEventEmitters()
+        {
+            return _eventEmitters;
+        }
+
+        public static void RemoveEventEmitter(string name)
+        {
+            _eventEmitters.Remove(name);
+        }
+
+        public static void RegisterEngines(EnginesRoot enginesRoot)
+        {
+            // Register handlers before emitters so no events are missed
+            var entityFactory = enginesRoot.GenerateEntityFactory();
+            foreach (var key in _eventHandlers.Keys)
+            {
+                enginesRoot.AddEngine(_eventHandlers[key]);
+            }
+            foreach (var key in _eventEmitters.Keys)
+            {
+                _eventEmitters[key].Factory = entityFactory;
+                enginesRoot.AddEngine(_eventEmitters[key]);
+            }
+        }
+
+    }
+}

GamecraftModdingAPI/Events/ModEventEntityDescriptor.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Svelto.ECS;
+
+namespace GamecraftModdingAPI.Events
+{
+    public class ModEventEntityDescriptor : GenericEntityDescriptor<ModEventEntityStruct>
+    {
+    }
+}

GamecraftModdingAPI/Events/ModEventEntityStruct.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Svelto.ECS;
+using Svelto.ECS.Hybrid;
+
+namespace GamecraftModdingAPI.Events
+{
+    public struct ModEventEntityStruct : IEntityStruct
+    {
+        public object type;
+
+        public EGID ID { get; set; }
+    }
+}

GamecraftModdingAPI/Events/SimpleEventEmitterEngine.cs

@@ -0,0 +1,43 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Svelto.ECS;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    class SimpleEventEmitterEngine : IEventEmitterEngine
+    {
+        public string Name { get; set; }
+        public object type { get; set; }
+
+        public IEntityFactory Factory { private get; set; }
+
+        public IEntitiesDB entitiesDB { set; private get; }
+
+        public void Ready() { }
+
+        public void Emit()
+        {
+            Factory.BuildEntity<ModEventEntityDescriptor>(ApiExclusiveGroups.eventID++, ApiExclusiveGroups.eventsExclusiveGroup)
+                .Init(new ModEventEntityStruct
+                {
+                    type = type
+                });
+        }
+
+        public SimpleEventEmitterEngine(EventType type, string name)
+        {
+            this.type = type;
+            this.Name = name;
+        }
+
+        public SimpleEventEmitterEngine(object type, string name)
+        {
+            this.type = type;
+            this.Name = name;
+        }
+    }
+}

GamecraftModdingAPI/Events/SimpleEventHandlerEngine.cs

@@ -0,0 +1,40 @@
+using Svelto.ECS;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GamecraftModdingAPI.Events
+{
+    class SimpleEventHandlerEngine : IEventHandlerEngine
+    {
+        public object type { get; set; }
+        public string Name { get; set; }
+
+        private readonly Action<IEntitiesDB> onEvent;
+
+        public IEntitiesDB entitiesDB { set; private get; }
+
+        public void Add(ref ModEventEntityStruct entityView, EGID egid)
+        {
+            if (entityView.type.Equals(this.type))
+            {
+                onEvent.Invoke(entitiesDB);
+            }
+        }
+
+        public void Ready() { }
+
+        public void Remove(ref ModEventEntityStruct entityView, EGID egid) { }
+
+        public SimpleEventHandlerEngine(Action handleEvent, object type, string name) : this((IEntitiesDB db) => { handleEvent.Invoke(); }, type, name) { }
+        
+        public SimpleEventHandlerEngine(Action<IEntitiesDB> handleEvent, object type, string name)
+        {
+            this.type = type;
+            this.Name = name;
+            this.onEvent = handleEvent;
+        }
+    }
+}

GamecraftModdingAPI/GamecraftModdingAPI.csproj

@@ -3,6 +3,11 @@
   <PropertyGroup>
     <TargetFramework>net48</TargetFramework>
     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+    <Version>0.1.0.0</Version>
+    <Authors>Exmods</Authors>
+    <PackageLicenseExpression>GNU General Public Licence 3+</PackageLicenseExpression>
+    <PackageProjectUrl>https://git.exmods.org/modtainers/GamecraftModdingAPI</PackageProjectUrl>
+    <NeutralLanguage>en-CA</NeutralLanguage>
   </PropertyGroup>
 
   <ItemGroup>
@@ -531,6 +536,19 @@
       <HintPath>..\ref\Gamecraft_Data\Managed\VisualProfiler.dll</HintPath>
     </Reference>
   </ItemGroup>
+  <ItemGroup>
+    <Compile Update="Properties\Settings.Designer.cs">
+      <DesignTimeSharedInput>True</DesignTimeSharedInput>
+      <AutoGen>True</AutoGen>
+      <DependentUpon>Settings.settings</DependentUpon>
+    </Compile>
+  </ItemGroup>
+  <ItemGroup>
+    <None Update="Properties\Settings.settings">
+      <Generator>SettingsSingleFileGenerator</Generator>
+      <LastGenOutput>Settings.Designer.cs</LastGenOutput>
+    </None>
+  </ItemGroup>
 <!--End Dependencies-->
 
 </Project>

GamecraftModdingAPI/Main.cs

@@ -0,0 +1,39 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Harmony;
+using System.Reflection;
+using GamecraftModdingAPI.Utility;
+using GamecraftModdingAPI.Events;
+
+namespace GamecraftModdingAPI
+{
+    static class Main
+    {
+        private static HarmonyInstance harmony;
+        public static void Init()
+        {
+            var currentAssembly = Assembly.GetExecutingAssembly();
+            if (harmony == null)
+            {
+                harmony = HarmonyInstance.Create(currentAssembly.GetName().Name);
+                harmony.PatchAll(currentAssembly);
+            }
+            // create default event objects
+            Manager.AddEventHandler(new SimpleEventHandlerEngine(() => { Logging.Log("App Inited event!"); },
+                EventType.ApplicationInitialized, "appinit API debug"));
+            Manager.AddEventEmitter(new SimpleEventEmitterEngine(EventType.ApplicationInitialized, "GamecraftModdingAPIApplicationInitializedEventEmitter"));
+            Manager.AddEventEmitter(new SimpleEventEmitterEngine(EventType.MenuActivated, "GamecraftModdingAPIMenuActivatedEventEmitter"));
+            Logging.Log($"{currentAssembly.GetName().Name} {currentAssembly.GetName().Version} start & patch complete");
+        }
+
+        public static void Shutdown()
+        {
+            var currentAssembly = Assembly.GetExecutingAssembly();
+            harmony.UnpatchAll(currentAssembly.GetName().Name);
+            Logging.Log($"{currentAssembly.GetName().Name} {currentAssembly.GetName().Version} shutdown & unpatch complete");
+        }
+    }
+}

GamecraftModdingAPI/Properties/Settings.Designer.cs

@@ -0,0 +1,26 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by a tool.
+//     Runtime Version:4.0.30319.42000
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+namespace GamecraftModdingAPI.Properties {
+    
+    
+    [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "16.4.0.0")]
+    internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase {
+        
+        private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));
+        
+        public static Settings Default {
+            get {
+                return defaultInstance;
+            }
+        }
+    }
+}

GamecraftModdingAPI/Properties/Settings.settings

@@ -0,0 +1,6 @@
+<?xml version='1.0' encoding='utf-8'?>
+<SettingsFile xmlns="http://schemas.microsoft.com/VisualStudio/2004/01/settings" CurrentProfile="(Default)">
+  <Profiles>
+    <Profile Name="(Default)" />
+  </Profiles>
+</SettingsFile>

GamecraftModdingAPI/TestPatch.cs

@@ -1,22 +0,0 @@
-using System;
-using System.Reflection;
-using Harmony;
-using UnityEngine;
-
-namespace TestMod
-{
-    [HarmonyPatch]
-    class TestPatch
-    {
-        static void Prefix()
-        {
-            Debug.Log("Test Patch Prefix");
-        }
-
-        [HarmonyTargetMethod]
-        static MethodBase HTargetMethod(HarmonyInstance instance)
-        {
-            throw new NotImplementedException();
-        }
-    }
-}

GamecraftModdingAPI/Tests/GamecraftModdingAPIPluginTest.cs

@@ -1,13 +1,12 @@
 using System;
-using IllusionPlugin;
 using UnityEngine;
 using Harmony;
 using System.Reflection;
 
-namespace GamecraftModdingAPI
+namespace GamecraftModdingAPI.Tests
 {
     // unused by design
-    public class GamecraftModdingAPIPlugin //: IllusionPlugin.IEnhancedPlugin
+    public class GamecraftModdingAPIPluginTest //: IllusionPlugin.IEnhancedPlugin
     {
         public static HarmonyInstance harmony { get; protected set; }
 
@@ -21,18 +20,12 @@ namespace GamecraftModdingAPI
 
         public void OnApplicationQuit()
         {
-            harmony.UnpatchAll(HarmonyID);
-            Debug.Log(Name + " shutdown complete");
+            GamecraftModdingAPI.Main.Shutdown();
         }
 
         public void OnApplicationStart()
         {
-            if (harmony == null)
-            {
-                harmony = HarmonyInstance.Create(HarmonyID);
-                harmony.PatchAll(Assembly.GetExecutingAssembly());
-            }
-            Debug.Log(Name + " start & patch complete");
+            GamecraftModdingAPI.Main.Init();
         }
 
         public void OnFixedUpdate() { }

GamecraftModdingAPI/Utility/ApiExclusiveGroups.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Svelto.ECS;
+
+namespace GamecraftModdingAPI.Utility
+{
+    static class ApiExclusiveGroups
+    {
+        public static readonly ExclusiveGroup eventsExclusiveGroup = new ExclusiveGroup();
+
+        public static uint eventID;
+    }
+}

GamecraftModdingAPI/Utility/Logging.cs

@@ -0,0 +1,147 @@
+using System;
+using System.Collections.Generic;
+using System.Runtime.CompilerServices;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GamecraftModdingAPI.Utility
+{
+    /// <summary>
+    /// Utility class to access Gamecraft's built-in logging capabilities.
+    /// The log is saved to %APPDATA%\..\LocalLow\FreeJam\Gamecraft\Player.Log
+    /// </summary>
+    static class Logging
+    {
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void Log(string msg)
+        {
+            Svelto.Console.Log(msg);
+        }
+
+        /// <summary>
+        /// Write a regular message to Gamecraft's log
+        /// </summary>
+        /// <param name="obj">The object to log</param>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void Log(object obj)
+        {
+            Svelto.Console.Log(obj.ToString());
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void LogDebug(string msg)
+        {
+            Svelto.Console.LogDebug(msg);
+        }
+
+        /// <summary>
+        /// Write a debug message to Gamecraft's log
+        /// </summary>
+        /// <param name="obj">The object to log</param>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void LogDebug(object obj)
+        {
+            Svelto.Console.LogDebug(obj.ToString());
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void LogDebug<T>(string msg, T extraDebug)
+        {
+            Svelto.Console.LogDebug<T>(msg, extraDebug);
+        }
+
+        /// <summary>
+        /// Write a debug message and object to Gamecraft's log
+        /// The reason this method exists in Svelto.Console is beyond my understanding
+        /// </summary>
+        /// <typeparam name="T">The type of the extra debug object</typeparam>
+        /// <param name="obj">The object to log</param>
+        /// <param name="extraDebug">The extra object to log</param>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void LogDebug<T>(object obj, T extraDebug)
+        {
+            Svelto.Console.LogDebug<T>(obj.ToString(), extraDebug);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void LogError(string msg, Dictionary<string, string> extraData = null)
+        {
+            Svelto.Console.LogError(msg, extraData);
+        }
+
+        /// <summary>
+        /// Write an error message to Gamecraft's log
+        /// </summary>
+        /// <param name="obj">The object to log</param>
+        /// <param name="extraData">The extra data to pass to the ILogger</param>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void LogError(object obj, Dictionary<string, string> extraData = null)
+        {
+            Svelto.Console.LogError(obj.ToString(), extraData);
+        }
+
+        /// <summary>
+        /// Write an exception to Gamecraft's log
+        /// </summary>
+        /// <param name="e">The exception to log</param>
+        /// <param name="extraData">The extra data to pass to the ILogger.
+        /// This is automatically populated with "OuterException#" and "OuterStacktrace#" entries</param>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void LogException(Exception e, Dictionary<string, string> extraData = null)
+        {
+            Svelto.Console.LogException(e, extraData);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void LogException(string msg, Exception e, Dictionary<string, string> extraData = null)
+        {
+            Svelto.Console.LogException(msg, e, extraData);
+        }
+
+        /// <summary>
+        /// Write an exception message to Gamecraft's log
+        /// </summary>
+        /// <param name="obj">The object to log</param>
+        /// <param name="e">The exception to log</param>
+        /// <param name="extraData">The extra data to pass to the ILogger.
+        /// This is implemented similar to LogException(Exception e, Dictionary extraData)'s extraData</param>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void LogException(object obj, Exception e, Dictionary<string, string> extraData = null)
+        {
+            Svelto.Console.LogException(obj.ToString(), e, extraData);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void LogWarning(string msg)
+        {
+            Svelto.Console.LogWarning(msg);
+        }
+
+        /// <summary>
+        /// Write a warning message to Gamecraft's log
+        /// </summary>
+        /// <param name="obj">The object to log</param>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void LogWarning(object obj)
+        {
+            Svelto.Console.LogWarning(obj.ToString());
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void SystemLog(string msg)
+        {
+            Svelto.Console.SystemLog(msg);
+        }
+
+        /// <summary>
+        /// Write a message to stdout (usually the terminal which is running, like Command Prompt or PowerShell)
+        /// </summary>
+        /// <param name="obj">The object to log</param>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static void SystemLog(object obj)
+        {
+            Svelto.Console.SystemLog(obj.ToString());
+        }
+    }
+}