using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using QMFrameWork.Data;
using QMAPP.Entity.Sys;
using System.Data;

namespace QMAPP.DAL.Sys
{
    /// <summary>
    /// 流程设置数据层对象
    /// 创建者：
    /// 创建日期：
    /// </summary>
    public class FlowSetDAL : BaseDAL
    {

        #region 获取列表
        /// <summary>
        /// 获取列表
        /// </summary>
        /// <param name="condition">条件</param>
        /// <param name="page">数据页</param>
        /// <returns>数据页</returns>
        public List<ZPFlow> GetList()
        {
            string sql = null;
            List<DataParameter> parameters = new List<DataParameter>();
            List<ZPFlow> resultList = null;
            try
            {
                sql = this.GetQuerySql(new ZPFlow(), ref parameters);

                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    sql = this.ChangeSqlByDB(sql, session);
                    resultList = session.GetList<ZPFlow>(sql, parameters.ToArray()).ToList<ZPFlow>();
                }
                return resultList;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion


        #region 获取查询语句
        /// <summary>
        /// 获取查询语句
        /// </summary>
        /// <param name="user">查询条件</param>
        /// <param name="parameters">参数</param>
        /// <returns>查询语句</returns>
        private string GetQuerySql(ZPFlow zpFlow, ref List<DataParameter> parameters)
        {
            StringBuilder sqlBuilder = new StringBuilder();
            try
            {
                //构成查询语句
                sqlBuilder.Append(@" SELECT FLOWLEVEL,SDEPT,
                                    (SELECT ORGA.ORGADESC FROM T_QM_ORGANIZATION ORGA WHERE ORGA.ORGAID = FLOW.SDEPT) AS SOrgaDesc 
                                    FROM T_QM_ZPFLOW FLOW  ");

                if (zpFlow.FlowLevel != 0)
                {
                    sqlBuilder.Append(" WHERE FLOW.FLOWLEVEL = @FLOWLEVEL ");
                    parameters.Add(new DataParameter { ParameterName = "FLOWLEVEL", DataType = DbType.Int32, Value = zpFlow.FlowLevel });
                }

                sqlBuilder.Append(" ORDER BY FLOWLEVEL ASC  ");

                return sqlBuilder.ToString();
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion
 
        #region 获取结点下的人员信息
        /// <summary>
        /// 获取结点下的人员信息
        /// </summary>
        /// <returns>数据页</returns>
        public List<ZPFlow> GetUserByFlowLevel(ZPFlow zpFlow)
        {
            string sql = null;
            List<DataParameter> parameters = new List<DataParameter>();
            List<ZPFlow> resultList = null;
            try
            {
                sql = this.GetQuerySql(zpFlow, ref parameters);

                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    sql = this.ChangeSqlByDB(sql, session);
                    resultList = session.GetList<ZPFlow>(sql, parameters.ToArray()).ToList<ZPFlow>();
                }
                return resultList;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion

        #region 保存结点下的人员信息
        /// <summary>
        /// 保存结点下的人员信息
        /// </summary>
        /// <returns>数据页</returns>
        public int SaveUser(string FlowLevel ,List<ZPFlow> zpFlowList)
        {
            int count = 0;
             List<DataParameter> parameters = null;
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    session.OpenTs();
                    parameters = new List<DataParameter>();
                    //删除原有的流程设置信息
                    string sql = " DELETE FROM T_QM_ZPFLOW WHERE FLOWLEVEL = @FLOWLEVEL ";
                    parameters.Add(new DataParameter { ParameterName = "FLOWLEVEL", DataType = DbType.Int32, Value = FlowLevel });
                    sql = this.ChangeSqlByDB(sql, session);
                    session.ExecuteSql(sql, parameters.ToArray());

                    //插入新的流程设置记录
                    foreach (ZPFlow zp in zpFlowList)
                    {
                        sql = " INSERT INTO T_QM_ZPFLOW(PID,FLOWLEVEL,SDEPT)VALUES(@PID,@FLOWLEVEL,@SDEPT)";
                        parameters.Add(new DataParameter { ParameterName = "PID", DataType = DbType.String, Value = zp.PID });

                        parameters.Add(new DataParameter { ParameterName = "SDEPT", DataType = DbType.String, Value = zp.SDept });
                        sql = this.ChangeSqlByDB(sql, session);
                        count += session.ExecuteSql(sql, parameters.ToArray());
                    }
                    session.CommitTs();
                }
                return count;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion

    }
}