Data bindings - WIP commit

Layer/effect config dialogs - Don't require specific ctor parameter names

src/Artemis.UI/Screens/ProfileEditor/LayerProperties/DataBindings/DataBindingViewModel.cs

@@ -1,4 +1,5 @@
-using System.Reflection;
+using System.Linq;
+using System.Reflection;
 using Artemis.Core;
 using Stylet;
 
@@ -6,15 +7,70 @@ namespace Artemis.UI.Screens.ProfileEditor.LayerProperties.DataBindings
 {
     public class DataBindingViewModel : PropertyChangedBase
     {
-        public DataBindingViewModel(BaseLayerProperty layerProperty, PropertyInfo dataBindingProperty)
+        private DataBinding _dataBinding;
+
+        public DataBindingViewModel(BaseLayerProperty layerProperty, PropertyInfo targetProperty)
         {
-            DisplayName = dataBindingProperty.Name.ToUpper();
             LayerProperty = layerProperty;
-            DataBindingProperty = dataBindingProperty;
+            TargetProperty = targetProperty;
+
+            DisplayName = TargetProperty.Name.ToUpper();
+            ModifierViewModels = new BindableCollection<DataBindingModifierViewModel>();
+            DataBinding = layerProperty.DataBindings.FirstOrDefault(d => d.TargetProperty == targetProperty);
         }
 
-        public string DisplayName { get; }
         public BaseLayerProperty LayerProperty { get; }
-        public PropertyInfo DataBindingProperty { get; }
+        public PropertyInfo TargetProperty { get; }
+        public string DisplayName { get; }
+        public BindableCollection<DataBindingModifierViewModel> ModifierViewModels { get; }
+        
+        public DataBinding DataBinding
+        {
+            get => _dataBinding;
+            set
+            {
+                if (!SetAndNotify(ref _dataBinding, value)) return;
+                UpdateModifierViewModels();
+            }
+        }
+
+        public void EnableDataBinding()
+        {
+            if (DataBinding != null)
+                return;
+
+            DataBinding = LayerProperty.AddDataBinding(TargetProperty);
+        }
+
+        public void RemoveDataBinding()
+        {
+            if (DataBinding == null)
+                return;
+
+            var toRemove = DataBinding;
+            DataBinding = null;
+            LayerProperty.RemoveDataBinding(toRemove);
+        }
+
+        public void AddModifier()
+        {
+            if (DataBinding == null)
+                return;
+
+            var modifier = new DataBindingModifier(ProfileRightSideType.Dynamic);
+            DataBinding.AddModifier(modifier);
+
+            ModifierViewModels.Add(new DataBindingModifierViewModel(modifier));
+        }
+
+        private void UpdateModifierViewModels()
+        {
+            ModifierViewModels.Clear();
+            if (DataBinding == null)
+                return;
+
+            foreach (var dataBindingModifier in DataBinding.Modifiers)
+                ModifierViewModels.Add(new DataBindingModifierViewModel(dataBindingModifier));
+        }
     }
 }