using cuidian.Sql;
using System;
using System.Collections.Generic;
using System.Data.SqlClient;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using WdtUtils.Proxy;
using WdtUtils.Load;
using WdtUtils;

namespace WangToTempDb
{
    public abstract class BaseUpLoad : IUpLoad
    {
        protected BaseProxy _proxy;
        protected ILoad _load;
        protected SqlConnection _tempDb, _targetDb;
        protected string _operType;
        protected Dictionary<string, string> _args;

        public BaseUpLoad()
        {
            __Init();
        }
        public void UpLoad(Dictionary<string, string> args)
        {
            _args = args;
            //_args.Add("page_no", "0");
            _args["page_no"] = "0";
            Result result = _LoadFirstPage();       


            if (!result.IsSucess) return;

            if (result.TotalCount == 0) return;

  
            for (int i = 0; i <= result.PageCnt; i++)
            {
                _ImportData();

                _args["page_no"] = (i + 1).ToString();
                _LoadNextPage();
                                
            }

           

            _DeleteDup();
        }
        protected string _ConvertStr(string data, bool space)
        {
            if (space) return _ConvertStr(data).Replace(" ", "");

            return _ConvertStr(data);
        }
        protected string _ConvertStr(string data)
        {
            return data.Replace("'", "''");
        }
        

        protected string _ConvertNotStr(string valueStr)
        {
            return string.IsNullOrWhiteSpace(valueStr) ? "0": valueStr;
        }
        protected virtual void _LoadNextPage()
        { }

        protected abstract Result _LoadFirstPage();

        protected virtual void _ImportData()
        {
            
        }



       

        protected virtual void _DeleteDup()
        { }

       

        protected void _InsertIntoTempDb(string sql,string source)
        {
            string msgSql = "insert into errmsg(opertype,msg,errorflag,sources) values('{0}','{1}',1,'{2}')";
            try
            {
                DbUtils.ExecuteNonQuery(sql, _tempDb);
            }
            catch (Exception ex)
            {
                DbUtils.ExecuteNonQuery(string.Format(msgSql,new object[] { _operType, ex.Message, source }), _tempDb);
            }
            
        }

        private void __Init()
        {
            _targetDb = ConnectionUtils.Instance.GetConnection();
            _tempDb = ConnectionUtils.Instance.GetConnection("TempDB");
            _SetLoader();
        }

        protected abstract void _SetLoader();
    }
}