Core - Renamed LayerService to RenderElementService

Display conditions - Implemented persistent storage

src/Artemis.Storage/Entities/Profile/Abstract/DisplayConditionPartEntity.cs

@@ -1,13 +1,9 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 
 namespace Artemis.Storage.Entities.Profile.Abstract
 {
     public abstract class DisplayConditionPartEntity
     {
-        public Guid Id { get; set; }
-        public Guid ParentId { get; set; }
-
         public List<DisplayConditionPartEntity> Children { get; set; }
     }
 }

src/Artemis.Storage/Entities/Profile/Abstract/EffectsEntity.cs

@@ -1,9 +0,0 @@
-using System.Collections.Generic;
-
-namespace Artemis.Storage.Entities.Profile.Abstract
-{
-    public abstract class EffectsEntity : PropertiesEntity
-    {
-        public List<LayerEffectEntity> LayerEffects { get; set; }
-    }
-}

src/Artemis.Storage/Entities/Profile/Abstract/RenderElementEntity.cs

@@ -2,9 +2,12 @@
 
 namespace Artemis.Storage.Entities.Profile.Abstract
 {
-    public abstract class PropertiesEntity
+    public abstract class RenderElementEntity
     {
+        public List<LayerEffectEntity> LayerEffects { get; set; }
         public List<PropertyEntity> PropertyEntities { get; set; }
         public List<string> ExpandedPropertyGroups { get; set; }
+
+        public DisplayConditionGroupEntity RootDisplayCondition { get; set; }
     }
 }

src/Artemis.Storage/Entities/Profile/DisplayConditionPredicateEntity.cs

@@ -5,12 +5,15 @@ namespace Artemis.Storage.Entities.Profile
 {
     public class DisplayConditionPredicateEntity : DisplayConditionPartEntity
     {
-        public Guid LeftDataModelGuid { get; set; }
+        public Guid? LeftDataModelGuid { get; set; }
         public string LeftPropertyPath { get; set; }
 
-        public Guid RightDataModelGuid { get; set; }
+        public Guid? RightDataModelGuid { get; set; }
         public string RightPropertyPath { get; set; }
 
+        public string OperatorType { get; set; }
+        public Guid? OperatorPluginGuid { get; set; }
+
         // Stored as a string to be able to control serialization and deserialization ourselves
         public string RightStaticValue { get; set; }
     }

src/Artemis.Storage/Entities/Profile/FolderEntity.cs

@@ -5,7 +5,7 @@ using LiteDB;
 
 namespace Artemis.Storage.Entities.Profile
 {
-    public class FolderEntity : EffectsEntity
+    public class FolderEntity : RenderElementEntity
     {
         public FolderEntity()
         {

src/Artemis.Storage/Entities/Profile/LayerEntity.cs

@@ -5,7 +5,7 @@ using LiteDB;
 
 namespace Artemis.Storage.Entities.Profile
 {
-    public class LayerEntity : EffectsEntity
+    public class LayerEntity : RenderElementEntity
     {
         public LayerEntity()
         {