add FileSyncAppConfigEditor

Author: andreaskueffel

FileSyncAppConfigEditor/FileSyncAppConfigEditor.csproj

@@ -0,0 +1,25 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net8.0-windows</TargetFramework>
+    <Nullable>enable</Nullable>
+    <UseWindowsForms>true</UseWindowsForms>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FileSyncLibNet\FileSyncLibNet.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Update="config20250115.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
+</Project>

FileSyncAppConfigEditor/IgnorePropertyResolver.cs

@@ -0,0 +1,28 @@
+using Newtonsoft.Json;
+using Newtonsoft.Json.Serialization;
+using System.Collections.Generic;
+using System.Reflection;
+
+namespace FileSyncAppConfigEditor
+{
+    //short helper class to ignore some properties from serialization
+    public class IgnorePropertyResolver: DefaultContractResolver
+    {
+        private readonly HashSet<string> ignoreProps;
+        public IgnorePropertyResolver(params string[] propNamesToIgnore)
+        {
+            this.ignoreProps = new HashSet<string>(propNamesToIgnore);
+        }
+
+        protected override JsonProperty CreateProperty(MemberInfo member, MemberSerialization memberSerialization)
+        {
+            JsonProperty property = base.CreateProperty(member, memberSerialization);
+            if (this.ignoreProps.Contains(property.PropertyName))
+            {
+                property.ShouldSerialize = _ => false;
+            }
+            return property;
+        }
+    }
+}
+