UI Update, volumes

Assets/Code/Infrastructure/Volume/VolumeService.cs

@@ -0,0 +1,50 @@
+using System.Collections.Generic;
+using Code.Infrastructure.EventBus;
+
+namespace Code.Infrastructure.Volume
+{
+    public interface IVolumeService
+    {
+        void TryLoadVolume(VolumeId volumeId);
+        void TryRemoveVolume(VolumeId volumeId);
+    }
+
+    public class VolumeService : IVolumeLoadedHandle, IVolumeService
+    {
+        private Dictionary<VolumeId, UnityEngine.Rendering.Volume> _loadedVolumes = new();
+        private EventBus.EventBus _eventBus;
+        private IVolumeFactory _factory;
+
+        public VolumeService(EventBus.EventBus eventBus, IVolumeFactory factory)
+        {
+            _eventBus = eventBus;
+            _eventBus.Subscribe(this);
+            _factory = factory;
+        }
+        public void TryLoadVolume(VolumeId volumeId) => _factory.LoadVolume(volumeId);
+
+        public void VolumeLoaded(UnityEngine.Rendering.Volume volume, VolumeId volumeId)
+        {
+            _loadedVolumes.Add(volumeId, volume);
+            
+            _eventBus.RaiseEvent<IVolumeLoaded>(ui=> ui.VolumeLoaded(volumeId));
+        }
+
+        public void TryRemoveVolume(VolumeId volumeId)
+        {
+            // TODO Close it
+            RemoveVolume(volumeId);
+        }
+        
+        private void RemoveVolume(VolumeId volumeId)
+        {
+            _factory.ReleaseVolume(_loadedVolumes[volumeId]);
+            _loadedVolumes.Remove(volumeId);
+        }
+    }
+
+    public interface IVolumeLoaded : IGlobalSubscriber
+    {
+        void VolumeLoaded(VolumeId volumeId);
+    }
+}