using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using DataAccessLayer;
using System.Configuration;
using System.Xml.Linq;

namespace AppConfigParser
{
    public class SqlConfigurationParser
    {
        public void Dispose()
        {
            
        }

        public void LoadFromSql(DBProvider provider, string type)
        {
            Configuration config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);

            using (DataAccessDE de = new DataAccessDE(provider))
            {
                using (var r = de.ExecuteDataReaderStoredProcedure(provider, "dbo.GetTrimestraleSettings", new List<Parametro>() { new Parametro() { ParameterName = "Type", Value = type } }))
                {
                    while (r.Read())
                    {
                        bool isConnectionString = r["IsConnection"].ToString() == "1";

                        string name = r["ParameterName"].ToString();
                        string value = r["ParameterValue"].ToString();
                        string description = r["ParameterDescription"].ToString();

                        if (!isConnectionString)
                        {
                            ConfigurationManager.AppSettings[name] = value;
                            if (config.AppSettings.Settings[name] != null)
                            {
                                config.AppSettings.Settings[name].Value = value;
                            }
                            else
                            {
                                config.AppSettings.Settings.Add(name, value);
                            }
                        }
                        else
                        {
                            if (config.ConnectionStrings.ConnectionStrings[name] != null)
                            {
                                config.ConnectionStrings.ConnectionStrings[name].ConnectionString = value;
                            }
                            else
                            {
                                config.ConnectionStrings.ConnectionStrings.Add(new ConnectionStringSettings(name, value));
                            }
                        }

                    }
                }

            }

            config.Save(ConfigurationSaveMode.Modified);
            ConfigurationManager.RefreshSection("appConfig");
            ConfigurationManager.RefreshSection("connectionStrings");
        }

    }
}