using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Configuration;
using System.Collections.Specialized;
using System.Reflection;

namespace connor_zwcadm.util {
   public class ConfigUtil {

      public const string LOG_STATUS = "log_status";
      public const string TC_HOST = "tc_host";
      public const string LAST_LOGIN_USER = "last_login_user";
      public static string GetValue(string key) {
         if (key == null||key.Length==0) {
            return "";
         }
         Configuration appConfig = ConfigurationManager.OpenExeConfiguration(Assembly.GetExecutingAssembly().Location);
         KeyValueConfigurationElement config = appConfig.AppSettings.Settings[key];
         if (config == null) {
            return "";
         }
         return config.Value == null ? "" : config.Value;
      }

      public static void SetValue(string key, string value) {
         if (key == null || key.Length == 0) {
            return;
         }
         Configuration appConfig = ConfigurationManager.OpenExeConfiguration(Assembly.GetExecutingAssembly().Location);
         KeyValueConfigurationElement config = appConfig.AppSettings.Settings[key];
         if (config == null) {
            appConfig.AppSettings.Settings.Add(key, value);
         }
         else {
            config.Value = value;
         }
         appConfig.Save(ConfigurationSaveMode.Modified);
         ConfigurationManager.RefreshSection("appSettings");
      }
   }
}