Data model visualization - Simplified and improved VMs

Layer conditions - Added left side property selection

src/Artemis.Core/Models/Profile/Conditions/Abstract/DisplayConditionPart.cs

@@ -0,0 +1,36 @@
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Artemis.Core.Models.Profile.Conditions.Abstract
+{
+    public abstract class DisplayConditionPart
+    {
+        private readonly List<DisplayConditionPart> _children;
+
+        protected DisplayConditionPart()
+        {
+            _children = new List<DisplayConditionPart>();
+        }
+
+        public DisplayConditionPart Parent { get; set; }
+        public IReadOnlyList<DisplayConditionPart> Children => _children.AsReadOnly();
+
+        public void AddChild(DisplayConditionPart displayConditionPart)
+        {
+            if (!_children.Contains(displayConditionPart))
+            {
+                displayConditionPart.Parent = this;
+                _children.Add(displayConditionPart);
+            }
+        }
+
+        public void RemoveChild(DisplayConditionPart displayConditionPart)
+        {
+            if (_children.Contains(displayConditionPart))
+            {
+                displayConditionPart.Parent = null;
+                _children.Remove(displayConditionPart);
+            }
+        }
+    }
+}

src/Artemis.Core/Models/Profile/Conditions/Abstract/LayerConditionPart.cs

@@ -1,14 +0,0 @@
-using System.Collections.Generic;
-
-namespace Artemis.Core.Models.Profile.Conditions.Abstract
-{
-    public abstract class LayerConditionPart
-    {
-        protected LayerConditionPart()
-        {
-            Children = new List<LayerConditionPart>();
-        }
-
-        public List<LayerConditionPart> Children { get; set; }
-    }
-}

src/Artemis.Core/Models/Profile/Conditions/DisplayCondition.cs

@@ -4,9 +4,9 @@ using Artemis.Core.Plugins.Abstract.DataModels;
 
 namespace Artemis.Core.Models.Profile.Conditions
 {
-    public class LayerCondition
+    public class DisplayCondition
     {
         public Expression<Func<DataModel, bool>> ExpressionTree { get; set; }
-        public LayerConditionGroup RootGroup { get; set; }
+        public DisplayConditionGroup RootGroup { get; set; }
     }
 }

src/Artemis.Core/Models/Profile/Conditions/DisplayConditionGroup.cs

@@ -2,7 +2,7 @@
 
 namespace Artemis.Core.Models.Profile.Conditions
 {
-    public class LayerConditionGroup : LayerConditionPart
+    public class DisplayConditionGroup : DisplayConditionPart
     {
         public BooleanOperator BooleanOperator { get; set; }
     }

src/Artemis.Core/Models/Profile/Conditions/DisplayConditionListPredicate.cs

@@ -2,7 +2,7 @@
 
 namespace Artemis.Core.Models.Profile.Conditions
 {
-    public class LayerConditionListStatement : LayerConditionPart
+    public class DisplayConditionListPredicate : DisplayConditionPart
     {
         public ListOperator ListOperator { get; set; }
 

src/Artemis.Core/Models/Profile/Conditions/DisplayConditionOperator.cs

@@ -6,7 +6,7 @@ using Artemis.Core.Services.Interfaces;
 
 namespace Artemis.Core.Models.Profile.Conditions
 {
-    public abstract class LayerConditionOperator
+    public abstract class DisplayConditionOperator
     {
         private IDataModelService _dataModelService;
         private bool _registered;

src/Artemis.Core/Models/Profile/Conditions/DisplayConditionPredicate.cs

@@ -3,12 +3,12 @@ using Artemis.Core.Models.Profile.Conditions.Abstract;
 
 namespace Artemis.Core.Models.Profile.Conditions
 {
-    public class LayerConditionStatement : LayerConditionPart
+    public class DisplayConditionPredicate : DisplayConditionPart
     {
         public Guid DataModelGuid { get; set; }
         public string PropertyPath { get; set; }
 
-        public LayerConditionOperator Operator { get; set; }
+        public DisplayConditionOperator Operator { get; set; }
         public object Value { get; set; }
     }
 }

src/Artemis.Core/Models/Profile/Conditions/Operators/GreaterThanConditionOperator.cs

@@ -4,7 +4,7 @@ using System.Linq.Expressions;
 
 namespace Artemis.Core.Models.Profile.Conditions.Operators
 {
-    public class GreaterThanConditionOperator : LayerConditionOperator
+    public class GreaterThanConditionOperator : DisplayConditionOperator
     {
         public override IReadOnlyCollection<Type> CompatibleTypes => new List<Type>
         {