using System;
using System.Collections.Generic;
using System.Data;
using System.Text;
using QMFrameWork.Data;
using QMAPP.Entity;
using QMAPP.FJC.Entity.QT;

namespace QMAPP.FJC.DAL.QT
{
    /// <summary>
    ///　模块名称：采集数据项
    ///　作    者：张鹏
    ///　编写日期：2017年08月31日
    /// </summary>
    public class DAIItemDAL
    {

        #region 获取信息
        /// <summary>
        /// 获取信息
        /// </summary>
        /// <param name="">条件</param>
        /// <returns>*信息</returns>
        public DAIItem Get(DAIItem info)
        {
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    //获取信息
                    info = session.Get<DAIItem>(info);
                }
                return info;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion

        #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 DataPage GetList(DAIItem condition, DataPage page)
        {
            string sql = null;
            List<DataParameter> parameters = new List<DataParameter>();
            try
            {
                sql = this.GetQuerySql(condition, ref parameters);
                //分页关键字段及排序
                page.KeyName = "PID";
                if (string.IsNullOrEmpty(page.SortExpression))
                    page.SortExpression = "UPDATEDATE DESC";
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    page = session.GetDataPage<DAIItem>(sql, parameters.ToArray(), page);
                }
                return page;
            }
            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(DAIItem condition, ref List<DataParameter> parameters)
        {
            StringBuilder sqlBuilder = new StringBuilder();
            StringBuilder whereBuilder = new StringBuilder();
            try
            {
                //构成查询语句
                sqlBuilder.Append("SELECT PID,DA_CODE,ITEM_CODE,ITEM_NAME,PIVOTAL_ITEM,DATA_TYPE,INSP_FEATURE_CODE,MATERIAL_CODE,REMARK,CREATEUSER,CREATEDATE,UPDATEUSER,UPDATEDATE ");
                sqlBuilder.Append("FROM T_QT_DAI_ITEM ");
                //查询条件
                if (whereBuilder.Length > 0)
                {
                    sqlBuilder.Append(" WHERE " + whereBuilder.ToString().Substring(4));
                }
                return sqlBuilder.ToString();
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #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 GetExportData(DAIItem info)
        {
            DataTable dt = null;
            string sql = null;
            List<DataParameter> parameters = new List<DataParameter>();
            try
            {
                //构成查询语句
                sql = this.GetQuerySql(info, ref parameters);
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    dt = session.GetTable(sql, parameters.ToArray());
                    dt.TableName = "DAIItem";
                }
                return dt;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion

        #region 信息是否重复
        /// <summary>
        /// 判断名称是否存在
        /// </summary>
        /// <param name="info"></param>
        /// <returns>true:已存在；fasel:不存在。</returns>
        public bool Exists(DAIItem info)
        {
            StringBuilder sqlBuilder = new StringBuilder();
            StringBuilder whereBuilder = new StringBuilder();
            List<DataParameter> parameters = new List<DataParameter>();
            int count = 0;
            try
            {
                sqlBuilder.Append("SELECT COUNT(0) FROM T_QT_DAI_ITEM");
                if (info.PID == null)
                {
                    info.PID = "";
                }
                whereBuilder.Append(" AND PID <> @PID ");
                parameters.Add(new DataParameter { ParameterName = "PID", DataType = DbType.String, Value = info.PID });

                //添加进行无重复字段判断代码

                if (whereBuilder.Length > 0)
                {
                    sqlBuilder.Append(" WHERE " + whereBuilder.ToString().Substring(4));
                }
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    count = Convert.ToInt32(session.ExecuteSqlScalar(sqlBuilder.ToString(), parameters.ToArray()));
                }
                return count > 0;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion

        #region 插入信息
        /// <summary>
        /// 插入信息(单表)
        /// </summary>
        /// <param name="">信息</param>
        /// <returns>插入行数</returns>
        public int Insert(DAIItem info)
        {
            int count = 0;
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    //插入基本信息
                    count = session.Insert<DAIItem>(info);
                }
                return count;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion

        #region 更新信息
        /// <summary>
        /// 更新信息
        /// </summary>
        /// <param name=""></param>
        /// <returns>更新行数</returns>
        public int Update(DAIItem info)
        {
            int count = 0;
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    //更新基本信息
                    count = session.Update<DAIItem>(info);
                }
                return count;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion

        #region 删除
        /// <summary>
        /// 删除信息
        /// </summary>
        /// <param name=""></param>
        /// <returns>删除个数</returns>
        public int Delete(DAIItem info)
        {
            int count = 0;
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    //删除基本信息
                    count = session.Delete<DAIItem>(info);
                }
                return count;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion

        #region 导入
        public ImportMessage GetImportData(List<DAIItem> list)
        {
            ImportMessage em = new ImportMessage();
            List<DataParameter> parameters = new List<DataParameter>();
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    //设置祖先对象数据会话
                    session.OpenTs();
                    foreach (DAIItem info in list)
                    {
                        if (info.IsNewInfo)
                        {
                            //插入信息
                            int count = session.Insert<DAIItem>(info);
                            em.insertNum++;
                        }
                        else
                        {
                            //更新信息
                            int count = session.Update<DAIItem>(info);
                            em.updateNum++;
                        }
                    }
                    session.CommitTs();
                }
            }
            catch (Exception ex)
            {
                throw ex;
            }
            return em;
        }
        #endregion

    }

}