AipGateway/AipGateway.API.Domain/Common/Extensions/IConfigurationExtensions.cs

using Microsoft.Extensions.Configuration;

namespace AipGateway.API.Domain.Common.Extensions
{
    public static class IConfigurationExtensions
    {
        public static string GetConnectionString(this IConfiguration configuration)
        {
            return configuration.GetSetting("SQLSERVER_CON_STR", "ConnectionStrings");
        }
        private static string GetSetting(this IConfiguration config, string Key, string Section = "")
        {
            var colonSpaceHolder = Section != null || Section != string.Empty ? ":" : string.Empty;
            return config[$"{Section}{colonSpaceHolder}{Key}"];
        }
    }

}