FilmScript/NScript/NScriptPlugin.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Reflection;

using IllusionPlugin;
//using GamecraftModdingAPI;

namespace NScript
{
	public class NScriptPlugin : IEnhancedPlugin
	{
		public override string Name { get; } = Assembly.GetExecutingAssembly().GetName().Name;

		public override string Version { get; } = Assembly.GetExecutingAssembly().GetName().Version.ToString();

		private string toggleButtonText = "Turn On";

		private HarmonyLib.Harmony instance;

		private Install.Installer _installer = null;

		// called when Gamecraft shuts down
		public override void OnApplicationQuit()
		{
            // Shutdown this mod
            instance?.UnpatchAll(Assembly.GetExecutingAssembly().GetName().FullName);
            GamecraftModdingAPI.Utility.Logging.LogDebug($"{Name} has shutdown");

            // Shutdown the Gamecraft modding API last
			GamecraftModdingAPI.Main.Shutdown();
		}

        // called when Gamecraft starts up
		public override void OnApplicationStart()
		{
            // Initialize the Gamecraft modding API first
			GamecraftModdingAPI.Main.Init();
			// check out the modding API docs here: https://mod.exmods.org/
			instance = new HarmonyLib.Harmony(Assembly.GetExecutingAssembly().GetName().FullName);
			instance.PatchAll(Assembly.GetExecutingAssembly());
			
			// load external libraries
			_installer = Install.InstallTools.BuildDefaultInstaller();
			_installer.InstallEverything();
			// TODO wait for this later, since these resources are usually only used when in a game
			// (i.e. there's no need to prevent the main menu from loading just to download this stuff)
			_installer.WaitForCompletion();
			if (Filmscript.GeneralBindings.DllExists())
			{
				GamecraftModdingAPI.Utility.Logging.MetaLog($"filmscript.dll {Filmscript.GeneralBindings.Version()}");
			}
			else
			{
				GamecraftModdingAPI.Utility.Logging.MetaLog($"Failed to find filmscript DLL");
			}

			// Initialize this mod
			GamecraftModdingAPI.Utility.GameEngineManager.AddGameEngine(new CameraEngine());

			GamecraftModdingAPI.Utility.Logging.MetaLog($"{Name} has started up");
		}
		
		public override void OnGUI()
		{
			// toggle custom camera mode
			if (UnityEngine.GUILayout.Button(toggleButtonText))
			{
				// toggle button text indicates what the button will do *next* time it's pressed
				if (CameraPatch.AllowDefaultBehaviour)
				{
					toggleButtonText = "Turn Off"; // custom camera mode is turning on
				}
				else
				{
					toggleButtonText = "Turn On"; // custom camera mode is turning off
				}

				CameraPatch.AllowDefaultBehaviour = !CameraPatch.AllowDefaultBehaviour;
				CameraEngine.useDefaultBehaviour = !CameraEngine.useDefaultBehaviour;
			}

			if (_installer != null && _installer.CurrentlyInstalling != null)
			{
				UnityEngine.GUILayout.Box($"Downloading {_installer.CurrentlyInstalling}...");
			}
		}
	}
}