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

namespace QMAPP.DAL.Sys
{
    /// <summary>
    /// 数据任务计划数据层对象
    /// 创建者：韩磊
    /// 创建日期：2014.12.18
    /// </summary>
    public class DataTaskPlanDAL:BaseDAL
    {
        #region 获取数据任务计划

        /// <summary>
        /// 获取数据任务计划
        /// </summary>
        /// <param name="task">条件</param>
        /// <returns>任务信息</returns>
        public DataTaskPlan Get(DataTaskPlan task)
        {
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    task = session.Get<DataTaskPlan>(task);                    
                }

                return task;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        #endregion 

        #region 获取数据任务计划列表

        /// <summary>
        /// 获取数据任务计划列表
        /// </summary>
        /// <param name="condition">条件</param>
        /// <param name="page">数据页</param>
        /// <returns>数据页</returns>
        public DataPage GetList(DataTaskPlan condition, DataPage page)
        {
            StringBuilder sqlBuilder = new StringBuilder();
            StringBuilder whereBuilder = new StringBuilder();
            List<DataParameter> parameters = new List<DataParameter>();
            try
            {
                //构成查询语句
                sqlBuilder.Append(" SELECT PLANID, ");
                sqlBuilder.Append(" PLANNAME,TASKID,PERIOD ,PLANSTARTDATE , PLANENDDATE , ISUSE  , REMARK");
                sqlBuilder.Append(" ,PERIODTYPE,EXECUTEDAY,ONCETIME,INTERVAL ,IINTERVALTYPE , DAYSTARTTIME,DAYENDTIME");
                sqlBuilder.Append(" FROM T_QM_DATATASKPLAN  ");

                //分页关键字段及排序
                page.KeyName = "PLANID";
                if (string.IsNullOrEmpty(page.SortExpression))
                {
                    page.SortExpression = "PLANID DESC";
                }

                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    page = session.GetDataPage<DataTaskPlan>(sqlBuilder.ToString(), parameters.ToArray(), page);
                }

                return page;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        #endregion

        #region 插入执行日志

        /// <summary>
        /// 插入执行日志
        /// </summary>
        /// <param name="log">执行日志</param>
        public void InsertExecuteLog(DataTaskLog log)
        {
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    session.Insert<DataTaskLog>(log);
                }
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        
        #endregion

        #region 获取执行日志列表

        /// <summary>
        /// 获取执行日志列表
        /// </summary>
        /// <param name="page">数据页</param>
        /// <param name="log">日志</param>
        /// <returns>数据页</returns>
        public DataPage GetLogList(DataTaskLog log, DataPage page)
        {
            string sql = "";
            List<DataParameter> parameters = new List<DataParameter>();
            try
            {
                //构成查询语句
                sql = this.GetQuerySql(log, parameters);

                //分页关键字段及排序
                page.KeyName = "PID";
                if(string.IsNullOrEmpty(page.SortExpression)==true)
                    page.SortExpression = "LASTEXECUTETIME DESC";

                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    sql = this.ChangeSqlByDB(sql, session);
                    page = session.GetDataPage<DataTaskLog>(sql, parameters.ToArray(), page);
                }

                return page;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        #endregion

        #region 获取导出的数据
        /// <summary>
        /// 获取导出的数据
        /// </summary>
        /// <param name="user">查询条件</param>
        /// <returns>数据</returns>
        public DataTable GetExportLogData(DataTaskLog log)
        {
            DataTable dt = null;
            string sql = null;
            List<DataParameter> parameters = new List<DataParameter>();
            try
            {
                //构成查询语句
                sql = this.GetQuerySql(log, parameters);
                //sql += " ORDER BY LASTEXECUTETIME DESC";
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    sql = this.ChangeSqlByDB(sql, session);
                    dt = session.GetTable(sql, parameters.ToArray());
                    dt.TableName = "T_QM_DATATASKLOG";
                }
                return dt;
            }
            catch (Exception ex)
            {
                throw;
            }
        }
        #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(DataTaskLog log, List<DataParameter> parameters)
        {
            string sql = "";
            try
            {
                //构成查询语句
                sql = "SELECT * FROM T_QM_DATATASKLOG WHERE PLANID = @PLANID";
                parameters.Add(new DataParameter("PLANID", log.PLANID));

                if (string.IsNullOrEmpty(log.StartTime) == false)
                {
                    sql += " AND LASTEXECUTETIME >= @STARTTIME";
                    parameters.Add(new DataParameter("STARTTIME", DateTime.Parse(log.StartTime)));
                }

                if (string.IsNullOrEmpty(log.EndTime) == false)
                {
                    sql += " AND LASTEXECUTETIME >= @ENDTIME";
                    parameters.Add(new DataParameter("ENDTIME", DateTime.Parse(log.EndTime).AddDays(1).AddSeconds(-1)));
                }

                return sql;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion
    }
}