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

namespace QMAPP.DAL.Sys
{
    /// <summary>
    ///　模块编号：
    ///　作    用：在线帮助持久层
    ///　作    者：韩磊
    ///　编写日期：2014年12月22日
    ///</summary>
    public class OnlineHelpDAL :BaseDAL
    {
        #region 获取页面级帮助

        /// <summary>
        /// 获取页面级帮助
        /// </summary>
        /// <param name="helpInfo">条件</param>
        /// <returns>页面级帮助对象</returns>
        public OnlineHelp Get(OnlineHelp helpInfo)
        {
            try
            {
               List<OnlineHelp> ret= GetList(helpInfo);
               if (ret.Count > 0)
               {
                   helpInfo = ret[0];
               }

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

        #endregion

        #region 插入在线帮助信息

        /// <summary>
        /// 插入在线帮助信息
        /// </summary>
        /// <param name="helpInfo">在线帮助信息</param>
        /// <returns>插入数</returns>
        public int Insert(OnlineHelp helpInfo)
        {
            int count = 0;

            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    //插入基本信息
                    StringBuilder sql = new StringBuilder();
                    sql.Append("INSERT INTO T_QM_ONLINEHELP (PID,MENUID,PAGENAME,MODELNAME,COLUMNANME,KIND,HELPCONTENT)");
                    sql.Append("VALUES (@PID,@MENUID,@PAGENAME,@MODELNAME,@COLUMNANME,@KIND,@HELPCONTENT)");

                    List<DataParameter> parameters = new List<DataParameter>();
                    parameters.Add(new DataParameter { ParameterName = "PID", DataType = DbType.String, Value = helpInfo.PID });
                    parameters.Add(new DataParameter { ParameterName = "MENUID", DataType = DbType.String, Value = helpInfo.MENUID });
                    parameters.Add(new DataParameter { ParameterName = "PAGENAME", DataType = DbType.String, Value = helpInfo.PAGENAME });
                    parameters.Add(new DataParameter { ParameterName = "MODELNAME", DataType = DbType.String, Value = helpInfo.MODELNAME });
                    parameters.Add(new DataParameter { ParameterName = "COLUMNANME", DataType = DbType.String, Value = helpInfo.COLUMNANME });
                    parameters.Add(new DataParameter { ParameterName = "KIND", DataType = DbType.String, Value = helpInfo.KIND });
                    //parameters.Add(new DataParameter { ParameterName = "HELPCONTENT", Value = Encoding.Default.GetBytes(helpInfo.HELPCONTENT) });
                    parameters.Add(new DataParameter { ParameterName = "HELPCONTENT", Value = helpInfo.HELPCONTENT });

                    count=session.ExecuteSql(sql.ToString(), parameters.ToArray());

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

        #endregion

        #region 更新在线帮助信息

        /// <summary>
        /// 更新在线帮助信息
        /// </summary>
        /// <param name="helpInfo">锁定信息</param>
        /// <returns>更新个数</returns>
        public int Update(OnlineHelp helpInfo)
        {
            int count = 0;

            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    //更新基本信息
                    StringBuilder sql = new StringBuilder();
                    sql.Append("UPDATE T_QM_ONLINEHELP SET HELPCONTENT=@HELPCONTENT ,MODELNAME=@MODELNAME ,PAGENAME=@PAGENAME WHERE PID=@PID");
                    List<DataParameter> parameters = new List<DataParameter>();
                    parameters.Add(new DataParameter { ParameterName = "PID", DataType = DbType.String, Value = helpInfo.PID });
                    //parameters.Add(new DataParameter { ParameterName = "HELPCONTENT", Value =Encoding.Default.GetBytes(helpInfo.HELPCONTENT) });
                    parameters.Add(new DataParameter { ParameterName = "HELPCONTENT", Value = helpInfo.HELPCONTENT });
                    parameters.Add(new DataParameter { ParameterName = "MODELNAME", DataType = DbType.String, Value = helpInfo.MODELNAME });
                    parameters.Add(new DataParameter { ParameterName = "PAGENAME", DataType = DbType.String, Value = helpInfo.PAGENAME });
                    count=session.ExecuteSql(sql.ToString(), parameters.ToArray());
                }
                return count;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        #endregion

        #region 获取字段级帮助集合

        /// <summary>
        /// 获取字段级帮助集合
        /// </summary>
        /// <param name="condition">条件</param>
        /// <param name="page">数据页</param>
        /// <returns>数据页</returns>
        public List<OnlineHelp> GetList(OnlineHelp condition)
        {
            string sql = null;
            List<DataParameter> parameters = new List<DataParameter>();
            List<OnlineHelp> ret = new List<OnlineHelp>();
            DataTable dt = new DataTable();
            try
            {
                sql = this.GetQuerySql(condition, ref parameters);
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {                    
                    dt = session.GetTable(sql, parameters.ToArray());                    
                }

                if (dt != null && dt.Rows.Count > 0)
                {
                    foreach (DataRow item in dt.Rows)
                    {
                        OnlineHelp helpInfo = new OnlineHelp();
                        helpInfo.PID = item["PID"].ToString();
                        helpInfo.KIND = item["KIND"].ToString();
                        helpInfo.MODELNAME = item["MODELNAME"].ToString();
                        helpInfo.PAGENAME = item["PAGENAME"].ToString();
                        helpInfo.COLUMNANME = item["COLUMNANME"].ToString();

                        if (!(item["HELPCONTENT"] is DBNull))
                        {
                            string content = item["HELPCONTENT"].ToString();
                            helpInfo.HELPCONTENT = content;
                        }

                        helpInfo.MENUID = item["MENUID"].ToString();
                        ret.Add(helpInfo);
                    }
                }

                return ret;
            }
            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(OnlineHelp condition, ref List<DataParameter> parameters)
        {
            StringBuilder sqlBuilder = new StringBuilder();
            StringBuilder whereBuilder = new StringBuilder();
            try
            {
                //构成查询语句
                sqlBuilder.Append("SELECT PID,MENUID,PAGENAME,MODELNAME,COLUMNANME,KIND,HELPCONTENT ");
                sqlBuilder.Append("FROM T_QM_ONLINEHELP ");

               // 查询条件
                if (string.IsNullOrEmpty(condition.MENUID) == false)
                {
                    whereBuilder.Append(" AND MENUID = @MENUID");
                    parameters.Add(new DataParameter { ParameterName = "MENUID", DataType = DbType.String, Value = condition.MENUID });
                }
                if (string.IsNullOrEmpty(condition.KIND) == false)
                {
                    whereBuilder.Append(" AND KIND = @KIND");
                    parameters.Add(new DataParameter { ParameterName = "KIND", DataType = DbType.String, Value = condition.KIND });
                }
                if (whereBuilder.Length > 0)
                {
                    sqlBuilder.Append(" WHERE " + whereBuilder.ToString().Substring(4));
                }
                return sqlBuilder.ToString();
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        #endregion

        #region 更新在线帮助信息

        /// <summary>
        /// 更新在线帮助信息
        /// </summary>
        /// <param name="helpInfos">在线帮助信息集合</param>
        /// <returns>更新个数</returns>
        public int Save(List<OnlineHelp> helpInfos)
        {
            int count = 0;

            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    session.OpenTs();

                    foreach (OnlineHelp item in helpInfos)
                    {
                        if (string.IsNullOrEmpty(item.PID) == true)
                        {
                            item.PID = Guid.NewGuid().ToString();
                            count=Insert(item);
                        }
                        else
                        {
                           count= Update(item);
                        }
                    }

                    session.CommitTs();
                }
                return count;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        #endregion

    }

}