using CSFrameworkV5.Core.Common;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace CSFrameworkV5.Core.DataSetLib
{
    /// <summary>
    ///帐套缓存数据,数据源:CSFramework_System.tb_DataSet表
    /// </summary>
    public class DataSetData : IDataSetData
    {
        private DataTable _SystemDataSets;
        private List<DataSetConfigItem> _list;

        public DataSetData(DataTable dtDataSets)
        {
            _list = new List<DataSetConfigItem>();
            _SystemDataSets = dtDataSets;

            string pwd;

            //密码
            foreach (DataRow R in _SystemDataSets.Rows)
            {
                pwd = ConvertEx.ToString(R[tb_DataSet.DBUserPassword]);
                R[tb_DataSet.DBUserPassword] = KeyProvider.Default.Decrypt(pwd);

                _list.Add(Row2Object(R));
            }

            _SystemDataSets.AcceptChanges();
        }

        public List<DataSetConfigItem> DataSets => _list;

        /// <summary>
        /// DataRow数据转换为Object实体对象
        /// </summary>
        /// <param name="drDataSet"></param>
        /// <returns></returns>
        private DataSetConfigItem Row2Object(DataRow drDataSet)
        {
            var param = new DataSetConfigItem();
            param.DataSetID = drDataSet[tb_DataSet.DataSetID].ToStringEx();
            param.DataSetName = drDataSet[tb_DataSet.DataSetName].ToStringEx();
            param.DatabaseType =
                drDataSet[tb_DataSet.DatabaseType].ToStringEx();
            param.RemoteServerIP =
                drDataSet[tb_DataSet.RemoteServerIP].ToStringEx();
            param.RemoteServerPort =
                int.Parse(drDataSet[tb_DataSet.RemoteServerPort].ToStringEx());
            param.LocalServerIP =
                drDataSet[tb_DataSet.LocalServerIP].ToStringEx();
            param.LocalServerPort =
                int.Parse(drDataSet[tb_DataSet.LocalServerPort].ToStringEx());
            param.DBName = drDataSet[tb_DataSet.DBName].ToStringEx();
            param.DBUserName = drDataSet[tb_DataSet.DBUserName].ToStringEx();
            param.DBUserPassword =
                drDataSet[tb_DataSet.DBUserPassword].ToStringEx();
            return param;
        }

        public DataSetConfigItem GetConfig(string datasetID)
        {
            var rows =
                _SystemDataSets.Select(tb_DataSet.DataSetID + "='" + datasetID +
                                       "'");
            if (rows.Length > 0)
                return Row2Object(rows[0]);
            else
                return null;
        }
    }
}