using Microsoft.Extensions.Configuration; 
using System;
using System.Collections.Generic;
using System.IO;
using System.Text;

namespace OptServevice
{
	public static class ConfigurationManager
	{
		private static IConfigurationRoot _configurationRoot;
		public static IConfigurationRoot Configuration
		{
			get
			{
				if (_configurationRoot == null)
					InitConfig();
				return _configurationRoot;
			}
		}

		private static void InitConfig()
		{
			var builder = new ConfigurationBuilder()
			.SetBasePath(AppContext.BaseDirectory)
			.AddJsonFile("appsettings.json", optional: false, reloadOnChange: true)
			.AddEnvironmentVariables();

			_configurationRoot = builder.Build();

		}
	}
}