LYGJJ_4.0/DAL/T_Knowledge.cs

using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using XYFDRQ.DBUtility;//Please add references
namespace XYFDRQ.DAL
{
    /// <summary>
    /// 数据访问类:T_Knowledge
    /// </summary>
    public partial class T_Knowledge
    {
        public T_Knowledge()
        { }
        #region  Method
        /// <summary>
        /// 是否存在该记录
        /// </summary>
        public bool Exists(int F_Id)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from T_Knowledge");
            strSql.Append(" where F_Id=@F_Id");
            SqlParameter[] parameters = {
					new SqlParameter("@F_Id", SqlDbType.Int,4)
};
            parameters[0].Value = F_Id;

            return DbHelperSQL.Exists(strSql.ToString(), parameters);
        }


        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(XYFDRQ.Model.T_Knowledge model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into T_Knowledge(");
            strSql.Append("F_Title,F_Digest,F_Content,F_Class,F_UserId,F_FileParth,F_AddData)");
            strSql.Append(" values (");
            strSql.Append("@F_Title,@F_Digest,@F_Content,@F_Class,@F_UserId,@F_FileParth,@F_AddData)");
            strSql.Append(";select @@IDENTITY");
            SqlParameter[] parameters = {
					new SqlParameter("@F_Title", SqlDbType.VarChar,200),
					new SqlParameter("@F_Digest", SqlDbType.VarChar,200),
					new SqlParameter("@F_Content", SqlDbType.NText),
					new SqlParameter("@F_Class", SqlDbType.Int,4),
					new SqlParameter("@F_UserId", SqlDbType.Int,4),
					new SqlParameter("@F_FileParth", SqlDbType.VarChar,200),
					new SqlParameter("@F_AddData", SqlDbType.DateTime)};
            parameters[0].Value = model.F_Title;
            parameters[1].Value = model.F_Digest;
            parameters[2].Value = model.F_Content;
            parameters[3].Value = model.F_Class;
            parameters[4].Value = model.F_UserId;
            parameters[5].Value = model.F_FileParth;
            parameters[6].Value = model.F_AddData;

            object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }
        /// <summary>
        /// 更新一条数据
        /// </summary>
        public bool Update(XYFDRQ.Model.T_Knowledge model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("update T_Knowledge set ");
            strSql.Append("F_Title=@F_Title,");
            strSql.Append("F_Digest=@F_Digest,");
            strSql.Append("F_Content=@F_Content,");
            strSql.Append("F_Class=@F_Class,");
            strSql.Append("F_UserId=@F_UserId,");
            strSql.Append("F_FileParth=@F_FileParth,");
            strSql.Append("F_AddData=@F_AddData");
            strSql.Append(" where F_Id=@F_Id");
            SqlParameter[] parameters = {
					new SqlParameter("@F_Title", SqlDbType.VarChar,200),
					new SqlParameter("@F_Digest", SqlDbType.VarChar,200),
					new SqlParameter("@F_Content", SqlDbType.NText),
					new SqlParameter("@F_Class", SqlDbType.Int,4),
					new SqlParameter("@F_UserId", SqlDbType.Int,4),
					new SqlParameter("@F_FileParth", SqlDbType.VarChar,200),
					new SqlParameter("@F_AddData", SqlDbType.DateTime),
					new SqlParameter("@F_Id", SqlDbType.Int,4)};
            parameters[0].Value = model.F_Title;
            parameters[1].Value = model.F_Digest;
            parameters[2].Value = model.F_Content;
            parameters[3].Value = model.F_Class;
            parameters[4].Value = model.F_UserId;
            parameters[5].Value = model.F_FileParth;
            parameters[6].Value = model.F_AddData;
            parameters[7].Value = model.F_Id;

            int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        /// <summary>
        /// 删除一条数据
        /// </summary>
        public bool Delete(int F_Id)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from T_Knowledge ");
            strSql.Append(" where F_Id=@F_Id");
            SqlParameter[] parameters = {
					new SqlParameter("@F_Id", SqlDbType.Int,4)
};
            parameters[0].Value = F_Id;

            int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        /// <summary>
        /// 删除一条数据
        /// </summary>
        public bool DeleteList(string F_Idlist)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from T_Knowledge ");
            strSql.Append(" where F_Id in (" + F_Idlist + ")  ");
            int rows = DbHelperSQL.ExecuteSql(strSql.ToString());
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }


        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public XYFDRQ.Model.T_Knowledge GetModel(int F_Id)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("select  top 1 F_Id,F_Title,F_Digest,F_Content,F_Class,F_UserId,F_FileParth,F_AddData from T_Knowledge ");
            strSql.Append(" where F_Id=@F_Id");
            SqlParameter[] parameters = {
					new SqlParameter("@F_Id", SqlDbType.Int,4)
};
            parameters[0].Value = F_Id;

            XYFDRQ.Model.T_Knowledge model = new XYFDRQ.Model.T_Knowledge();
            DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
            if (ds.Tables[0].Rows.Count > 0)
            {
                if (ds.Tables[0].Rows[0]["F_Id"] != null && ds.Tables[0].Rows[0]["F_Id"].ToString() != "")
                {
                    model.F_Id = int.Parse(ds.Tables[0].Rows[0]["F_Id"].ToString());
                }
                if (ds.Tables[0].Rows[0]["F_Title"] != null && ds.Tables[0].Rows[0]["F_Title"].ToString() != "")
                {
                    model.F_Title = ds.Tables[0].Rows[0]["F_Title"].ToString();
                }
                if (ds.Tables[0].Rows[0]["F_Digest"] != null && ds.Tables[0].Rows[0]["F_Digest"].ToString() != "")
                {
                    model.F_Digest = ds.Tables[0].Rows[0]["F_Digest"].ToString();
                }
                if (ds.Tables[0].Rows[0]["F_Content"] != null && ds.Tables[0].Rows[0]["F_Content"].ToString() != "")
                {
                    model.F_Content = ds.Tables[0].Rows[0]["F_Content"].ToString();
                }
                if (ds.Tables[0].Rows[0]["F_Class"] != null && ds.Tables[0].Rows[0]["F_Class"].ToString() != "")
                {
                    model.F_Class = int.Parse(ds.Tables[0].Rows[0]["F_Class"].ToString());
                }
                if (ds.Tables[0].Rows[0]["F_UserId"] != null && ds.Tables[0].Rows[0]["F_UserId"].ToString() != "")
                {
                    model.F_UserId = int.Parse(ds.Tables[0].Rows[0]["F_UserId"].ToString());
                }
                if (ds.Tables[0].Rows[0]["F_FileParth"] != null && ds.Tables[0].Rows[0]["F_FileParth"].ToString() != "")
                {
                    model.F_FileParth = ds.Tables[0].Rows[0]["F_FileParth"].ToString();
                }
                if (ds.Tables[0].Rows[0]["F_AddData"] != null && ds.Tables[0].Rows[0]["F_AddData"].ToString() != "")
                {
                    model.F_AddData = DateTime.Parse(ds.Tables[0].Rows[0]["F_AddData"].ToString());
                }
                return model;
            }
            else
            {
                return null;
            }
        }

        /// <summary>
        /// 获得数据列表
        /// </summary>
        public DataSet GetList(string strWhere)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select F_Id,F_Title,F_Digest,F_Content,F_Class,F_UserId,F_FileParth,F_AddData ");
            strSql.Append(" FROM T_Knowledge ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            return DbHelperSQL.Query(strSql.ToString());
        }

        /// <summary>
        /// 获得前几行数据
        /// </summary>
        public DataSet GetList(int Top, string strWhere, string filedOrder)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select ");
            if (Top > 0)
            {
                strSql.Append(" top " + Top.ToString());
            }
            strSql.Append(" F_Id,F_Title,F_Digest,F_Content,F_Class,F_UserId,F_FileParth,F_AddData ");
            strSql.Append(" FROM T_Knowledge ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            strSql.Append(" order by " + filedOrder);
            return DbHelperSQL.Query(strSql.ToString());
        }

        /*
        /// <summary>
        /// 分页获取数据列表
        /// </summary>
        public DataSet GetList(int PageSize,int PageIndex,string strWhere)
        {
            SqlParameter[] parameters = {
                    new SqlParameter("@tblName", SqlDbType.VarChar, 255),
                    new SqlParameter("@fldName", SqlDbType.VarChar, 255),
                    new SqlParameter("@PageSize", SqlDbType.Int),
                    new SqlParameter("@PageIndex", SqlDbType.Int),
                    new SqlParameter("@IsReCount", SqlDbType.Bit),
                    new SqlParameter("@OrderType", SqlDbType.Bit),
                    new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
                    };
            parameters[0].Value = "T_Knowledge";
            parameters[1].Value = "F_Id";
            parameters[2].Value = PageSize;
            parameters[3].Value = PageIndex;
            parameters[4].Value = 0;
            parameters[5].Value = 0;
            parameters[6].Value = strWhere;	
            return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
        }*/

        #endregion  Method
    }
}