add some preliminary vfx work

MareSynchronos/Managers/TransientResourceManager.cs

@@ -0,0 +1,87 @@
+using MareSynchronos.Models;
+using MareSynchronos.Utils;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MareSynchronos.Managers
+{
+    public delegate void TransientResourceLoadedEvent(IntPtr drawObject);
+
+    public class TransientResourceManager : IDisposable
+    {
+        private readonly IpcManager manager;
+        private readonly DalamudUtil dalamudUtil;
+        public event TransientResourceLoadedEvent? TransientResourceLoaded;
+
+        private Dictionary<IntPtr, HashSet<string>> TransientResources { get; } = new();
+        public TransientResourceManager(IpcManager manager, DalamudUtil dalamudUtil)
+        {
+            manager.PenumbraResourceLoadEvent += Manager_PenumbraResourceLoadEvent;
+            this.manager = manager;
+            this.dalamudUtil = dalamudUtil;
+            dalamudUtil.FrameworkUpdate += DalamudUtil_FrameworkUpdate;
+        }
+
+        private void DalamudUtil_FrameworkUpdate()
+        {
+            foreach (var item in TransientResources.ToList())
+            {
+                if (!dalamudUtil.IsDrawObjectPresent(item.Key))
+                {
+                    Logger.Debug("Object not present anymore: " + item.Key);
+                    TransientResources.Remove(item.Key);
+                }
+            }
+        }
+
+        public List<string> GetTransientResources(IntPtr drawObject)
+        {
+            if (TransientResources.TryGetValue(drawObject, out var result))
+            {
+                return result.ToList();
+            }
+
+            return new List<string>();
+        }
+
+        private void Manager_PenumbraResourceLoadEvent(IntPtr drawObject, string gamePath, string filePath)
+        {
+            if (!TransientResources.ContainsKey(drawObject))
+            {
+                TransientResources[drawObject] = new();
+            }
+
+            if (filePath.StartsWith("|"))
+            {
+                filePath = filePath.Split("|")[2];
+            }
+
+            var newPath = filePath.ToLowerInvariant().Replace("\\", "/");
+
+            if (filePath != gamePath && !TransientResources[drawObject].Contains(newPath))
+            {
+                TransientResources[drawObject].Add(newPath);
+                Logger.Debug($"Adding {filePath.ToLowerInvariant().Replace("\\", "/")} for {drawObject}");
+                TransientResourceLoaded?.Invoke(drawObject);
+            }
+        }
+
+        public void RemoveTransientResource(IntPtr drawObject, FileReplacement fileReplacement)
+        {
+            if (TransientResources.ContainsKey(drawObject))
+            {
+                TransientResources[drawObject].RemoveWhere(f => fileReplacement.ResolvedPath == f);
+            }
+        }
+
+        public void Dispose()
+        {
+            dalamudUtil.FrameworkUpdate -= DalamudUtil_FrameworkUpdate;
+            manager.PenumbraResourceLoadEvent -= Manager_PenumbraResourceLoadEvent;
+            TransientResources.Clear();
+        }
+    }
+}