using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Configuration;
using System.Data;
using ServerPartTransmission.Common;

namespace ServerPartTransmission.Business
{
    public class SERVERPARTFEEDBACK
    {
        //存储数据库连接字符串
        private string _OracleConnStr = ConfigurationManager.AppSettings["OracleConnStr"];
        //声明数据库操作类
        private OracleHelper oracleHelper;

        /// <summary>
        /// 构造函数
        /// </summary>
        public SERVERPARTFEEDBACK()
        {
            oracleHelper = new OracleHelper(_OracleConnStr.Split(',')[0], _OracleConnStr.Split(',')[1],
                    _OracleConnStr.Split(',')[2], _OracleConnStr.Split(',')[3]);
        }

        /// <summary>
        /// 更新或者插入来自区服上的心跳数据反馈数据
        /// </summary>
        /// <param name="jsonString"></param>
        /// <returns></returns>
        public string SaveServerpartFeedBack(string jsonString)
        {
            string strBack = "{\"error\": 1 ,\"msg\": \"添加成功！\",\"rows\":[]}";
            //下列数组标记字段必须有值，需先做有效性判断。
            string[] _RequiredDatas = new string[]
            {
                            "SERVERPARTCODE",
                            "SHOPCODE",
                            "MACHINECODE"
            };
            string _ISCheckData = Validation.ISCheckData(jsonString, _RequiredDatas);
            if (_ISCheckData != null)
            {
                strBack = _ISCheckData;
                return strBack;
            }
            List<Model.EXCHANGE.SERVERPARTFEEDBACK> _DataStateFeedback =
                JsonHelper.JSONStringToListUTC<Model.EXCHANGE.SERVERPARTFEEDBACK>(jsonString);
            if (_DataStateFeedback == null || _DataStateFeedback.Count == 0)
            {
                strBack = "{\"error\": -1 ,\"msg\": \"添加失败：JSON参数解析异常！\",\"rows\":[]}";
                return strBack;
            }
            string _strServerPart = "";
            var _ServerPartList = _DataStateFeedback.Select(p => p.SERVERPARTCODE).Distinct().ToArray();
            foreach (var _ServerPartTemp in _ServerPartList)
            {
                _strServerPart += (string.IsNullOrWhiteSpace(_strServerPart) ? "'" : ",'") + _ServerPartTemp.Trim() + "'";
            }

            //取出该（这些）服务区既定字段的所有数据
            DataTable _DataTable = oracleHelper.ExcuteSqlGetDataSet(
                string.Format(@"SELECT SERVERPARTCODE,SHOPCODE,MACHINECODE FROM HIGHWAY_EXCHANGE.T_SERVERPARTFEEDBACK 
                                    WHERE SERVERPARTCODE IN ({0}) ", _strServerPart)).Tables[0];

            List<Model.EXCHANGE.SERVERPARTFEEDBACK> _InsertList = new List<Model.EXCHANGE.SERVERPARTFEEDBACK>();//需插入的集合
            List<Model.EXCHANGE.SERVERPARTFEEDBACK> _UpdateList = new List<Model.EXCHANGE.SERVERPARTFEEDBACK>();//需更新的集合
            DataRow[] _DataRows = null;                                                 //临时DataRow数组

            foreach (Model.EXCHANGE.SERVERPARTFEEDBACK _STATEFEEDBACK in _DataStateFeedback)
            {
                if (_DataTable != null && _DataTable.Rows.Count > 0)
                {
                    _DataRows = _DataTable.Select(
                        string.Format(@" SERVERPARTCODE = '{0}' AND SHOPCODE = '{1}' AND MACHINECODE = '{2}' ",
                        _STATEFEEDBACK.SERVERPARTCODE, _STATEFEEDBACK.SHOPCODE, _STATEFEEDBACK.MACHINECODE));
                    if (_DataRows != null && _DataRows.Length > 0)
                    {
                        //记录已存在、需更新的数据
                        _UpdateList.Add(_STATEFEEDBACK);
                        continue;
                    }
                }

                //需更新的集合
                _InsertList.Add(_STATEFEEDBACK);
            }

            if (_InsertList.Count + _UpdateList.Count != _DataStateFeedback.Count)
            {
                strBack = "{\"error\": -1 ,\"msg\": \"添加失败：数据分割失败！\",\"rows\":[]}";
                return strBack;
            }
            if (_InsertList.Count > 0)
            {
                OperationDataHelper<Model.EXCHANGE.SERVERPARTFEEDBACK>.InsertTableData(
                    oracleHelper, _InsertList, "HIGHWAY_EXCHANGE.T_SERVERPARTFEEDBACK");
            }
            if (_UpdateList.Count > 0)
            {
                try
                {
                    OperationDataHelper<Model.EXCHANGE.SERVERPARTFEEDBACK>.UpdateTableData(
                    oracleHelper, _UpdateList, "HIGHWAY_EXCHANGE.T_SERVERPARTFEEDBACK",
                    new string[] { "SERVERPARTCODE", "SHOPCODE", "MACHINECODE" }, true);
                }
                catch (Exception)
                {
                    strBack = "{\"error\": 2 ,\"msg\": \"添加成功，更新失败！\",\"rows\":" +
                      JsonHelper.ListToJson(_UpdateList, "rows", false) + "}";
                    return strBack;
                }
            }

            return strBack;
        }
    }
}