From 092400202458a5fe00b291a2e6dac3424c5f3694 Mon Sep 17 00:00:00 2001
From: Chris Cameron <chris.cameron@wedoresi.com>
Date: Tue, 13 Mar 2018 11:33:15 -0400
Subject: [PATCH] Initial commit of PropertyComparer

---
 .../Comparers/PropertyComparer.cs             | 30 +++++++++++++++++++
 .../PropertyEqualityComparer.cs               |  2 +-
 .../ICD.Common.Utils_SimplSharp.csproj        |  3 +-
 3 files changed, 33 insertions(+), 2 deletions(-)
 create mode 100644 ICD.Common.Utils/Comparers/PropertyComparer.cs
 rename ICD.Common.Utils/{Extensions => Comparers}/PropertyEqualityComparer.cs (96%)

diff --git a/ICD.Common.Utils/Comparers/PropertyComparer.cs b/ICD.Common.Utils/Comparers/PropertyComparer.cs
new file mode 100644
index 0000000..1e75327
--- /dev/null
+++ b/ICD.Common.Utils/Comparers/PropertyComparer.cs
@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+
+namespace ICD.Common.Utils.Comparers
+{
+	public sealed class PropertyComparer<TParent, TProperty> : IComparer<TParent>
+	{
+		private readonly IComparer<TProperty> m_Comparer;
+		private readonly Func<TParent, TProperty> m_GetProperty;
+
+		/// <summary>
+		/// Constructor.
+		/// </summary>
+		/// <param name="comparer"></param>
+		/// <param name="getProperty"></param>
+		public PropertyComparer(IComparer<TProperty> comparer, Func<TParent, TProperty> getProperty)
+		{
+			m_Comparer = comparer;
+			m_GetProperty = getProperty;
+		}
+
+		public int Compare(TParent x, TParent y)
+		{
+			TProperty a = m_GetProperty(x);
+			TProperty b = m_GetProperty(y);
+
+			return m_Comparer.Compare(a, b);
+		}
+	}
+}
diff --git a/ICD.Common.Utils/Extensions/PropertyEqualityComparer.cs b/ICD.Common.Utils/Comparers/PropertyEqualityComparer.cs
similarity index 96%
rename from ICD.Common.Utils/Extensions/PropertyEqualityComparer.cs
rename to ICD.Common.Utils/Comparers/PropertyEqualityComparer.cs
index 57ef41a..b425a22 100644
--- a/ICD.Common.Utils/Extensions/PropertyEqualityComparer.cs
+++ b/ICD.Common.Utils/Comparers/PropertyEqualityComparer.cs
@@ -1,7 +1,7 @@
 using System;
 using System.Collections.Generic;
 
-namespace ICD.Common.Utils.Extensions
+namespace ICD.Common.Utils.Comparers
 {
 	/// <summary>
 	/// Allows for comparing items based on some property.
diff --git a/ICD.Common.Utils/ICD.Common.Utils_SimplSharp.csproj b/ICD.Common.Utils/ICD.Common.Utils_SimplSharp.csproj
index 06fa71a..77241a9 100644
--- a/ICD.Common.Utils/ICD.Common.Utils_SimplSharp.csproj
+++ b/ICD.Common.Utils/ICD.Common.Utils_SimplSharp.csproj
@@ -74,6 +74,7 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Attributes\AbstractIcdAttribute.cs" />
+    <Compile Include="Comparers\PropertyComparer.cs" />
     <Compile Include="ConsoleColor.cs" />
     <Compile Include="EventArguments\BoolEventArgs.cs" />
     <Compile Include="EventArguments\CharEventArgs.cs" />
@@ -87,7 +88,7 @@
     <None Include="ObfuscationSettings.cs" />
     <Compile Include="Extensions\ByteExtensions.cs" />
     <Compile Include="Extensions\ListExtensions.cs" />
-    <Compile Include="Extensions\PropertyEqualityComparer.cs" />
+    <Compile Include="Comparers\PropertyEqualityComparer.cs" />
     <Compile Include="ProcessorUtils.SimplSharp.cs" />
     <Compile Include="ProcessorUtils.Standard.cs" />
     <Compile Include="ProgramUtils.SimplSharp.cs" />