fixed issue with not escaping regex for validating commands

SharedLibrary/Helpers/BaseConfigurationHandler.cs

@@ -0,0 +1,53 @@
+using Microsoft.Extensions.Configuration;
+using Newtonsoft.Json;
+using SharedLibrary.Interfaces;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SharedLibrary.Configuration
+{
+    public class BaseConfigurationHandler<T> : IConfigurationHandler<T> where T : IBaseConfiguration
+    {
+        string Filename;
+        IConfigurationRoot ConfigurationRoot { get; set; }
+        T _configuration;
+
+        public BaseConfigurationHandler(string fn)
+        {
+            Filename = fn;
+            Build();
+        }
+
+        public void Build()
+        {
+            ConfigurationRoot = new ConfigurationBuilder()
+              .AddJsonFile($"{AppDomain.CurrentDomain.BaseDirectory}{Filename}.json", true)
+              .Build();
+
+            _configuration = ConfigurationRoot.Get<T>();
+
+            if (_configuration == null)
+                _configuration = default(T);
+        }
+
+        public Task Save()
+        {
+            var appConfigJSON = JsonConvert.SerializeObject(_configuration, Formatting.Indented);
+            return Task.Factory.StartNew(() =>
+            {
+                File.WriteAllText($"{AppDomain.CurrentDomain.BaseDirectory}{Filename}.json", appConfigJSON);
+            });
+        }
+
+        public T Configuration() => _configuration;
+
+        public void Set(T config)
+        {
+            _configuration = config;
+        }
+    }
+}