/**  版本信息模板在安装目录下，可自行修改。
* pro_teach_know.cs
*
* 功 能： N/A
* 类 名： pro_teach_know
*
* Ver    变更日期             负责人  变更内容
* ───────────────────────────────────
* V0.01  2021/3/31 9:14:53   N/A    初版
*
* Copyright (c) 2012 Maticsoft Corporation. All rights reserved.
*┌──────────────────────────────────┐
*│　此技术信息为本公司机密信息，未经本公司书面同意禁止向第三方披露．　│
*│　版权所有：动软卓越（北京）科技有限公司　　　　　　　　　　　　　　│
*└──────────────────────────────────┘
*/
using System;
using System.Data;
using System.Text;
using MySql.Data.MySqlClient;
using Maticsoft.DBUtility;//Please add references
namespace DataService.DAL
{
	/// <summary>
	/// 数据访问类:pro_teach_know
	/// </summary>
	public partial class pro_teach_know
	{
		public pro_teach_know()
		{}
		#region  BasicMethod

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(string teach_id,string know_id)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from pro_teach_know");
			strSql.Append(" where teach_id=@teach_id and know_id=@know_id ");
			MySqlParameter[] parameters = {
					new MySqlParameter("@teach_id", MySqlDbType.VarChar,50),
					new MySqlParameter("@know_id", MySqlDbType.VarChar,50)			};
			parameters[0].Value = teach_id;
			parameters[1].Value = know_id;

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


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public bool Add(DataService.Model.pro_teach_know model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into pro_teach_know(");
			strSql.Append("teach_id,know_id,create_time,content,r1,r2,r3)");
			strSql.Append(" values (");
			strSql.Append("@teach_id,@know_id,@create_time,@content,@r1,@r2,@r3)");
			MySqlParameter[] parameters = {
					new MySqlParameter("@teach_id", MySqlDbType.VarChar,50),
					new MySqlParameter("@know_id", MySqlDbType.VarChar,50),
					new MySqlParameter("@create_time", MySqlDbType.DateTime),
					new MySqlParameter("@content", MySqlDbType.Text),
					new MySqlParameter("@r1", MySqlDbType.VarChar,500),
					new MySqlParameter("@r2", MySqlDbType.VarChar,500),
					new MySqlParameter("@r3", MySqlDbType.VarChar,500)};
			parameters[0].Value = model.teach_id;
			parameters[1].Value = model.know_id;
			parameters[2].Value = model.create_time;
			parameters[3].Value = model.content;
			parameters[4].Value = model.r1;
			parameters[5].Value = model.r2;
			parameters[6].Value = model.r3;

			int rows=DbHelperMySQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}
		/// <summary>
		/// 更新一条数据
		/// </summary>
		public bool Update(DataService.Model.pro_teach_know model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("update pro_teach_know set ");
			strSql.Append("create_time=@create_time,");
			strSql.Append("content=@content,");
			strSql.Append("r1=@r1,");
			strSql.Append("r2=@r2,");
			strSql.Append("r3=@r3");
			strSql.Append(" where teach_id=@teach_id and know_id=@know_id ");
			MySqlParameter[] parameters = {
					new MySqlParameter("@create_time", MySqlDbType.DateTime),
					new MySqlParameter("@content", MySqlDbType.Text),
					new MySqlParameter("@r1", MySqlDbType.VarChar,500),
					new MySqlParameter("@r2", MySqlDbType.VarChar,500),
					new MySqlParameter("@r3", MySqlDbType.VarChar,500),
					new MySqlParameter("@teach_id", MySqlDbType.VarChar,50),
					new MySqlParameter("@know_id", MySqlDbType.VarChar,50)};
			parameters[0].Value = model.create_time;
			parameters[1].Value = model.content;
			parameters[2].Value = model.r1;
			parameters[3].Value = model.r2;
			parameters[4].Value = model.r3;
			parameters[5].Value = model.teach_id;
			parameters[6].Value = model.know_id;

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

		/// <summary>
		/// 删除一条数据
		/// </summary>
		public bool Delete(string teach_id,string know_id)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from pro_teach_know ");
			strSql.Append(" where teach_id=@teach_id and know_id=@know_id ");
			MySqlParameter[] parameters = {
					new MySqlParameter("@teach_id", MySqlDbType.VarChar,50),
					new MySqlParameter("@know_id", MySqlDbType.VarChar,50)			};
			parameters[0].Value = teach_id;
			parameters[1].Value = know_id;

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


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public DataService.Model.pro_teach_know GetModel(string teach_id,string know_id)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select teach_id,know_id,create_time,content,r1,r2,r3 from pro_teach_know ");
			strSql.Append(" where teach_id=@teach_id and know_id=@know_id ");
			MySqlParameter[] parameters = {
					new MySqlParameter("@teach_id", MySqlDbType.VarChar,50),
					new MySqlParameter("@know_id", MySqlDbType.VarChar,50)			};
			parameters[0].Value = teach_id;
			parameters[1].Value = know_id;

			DataService.Model.pro_teach_know model=new DataService.Model.pro_teach_know();
			DataSet ds=DbHelperMySQL.Query(strSql.ToString(),parameters);
			if(ds.Tables[0].Rows.Count>0)
			{
				return DataRowToModel(ds.Tables[0].Rows[0]);
			}
			else
			{
				return null;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public DataService.Model.pro_teach_know DataRowToModel(DataRow row)
		{
			DataService.Model.pro_teach_know model=new DataService.Model.pro_teach_know();
			if (row != null)
			{
				if(row["teach_id"]!=null)
				{
					model.teach_id=row["teach_id"].ToString();
				}
				if(row["know_id"]!=null)
				{
					model.know_id=row["know_id"].ToString();
				}
				if(row["create_time"]!=null && row["create_time"].ToString()!="")
				{
					model.create_time=DateTime.Parse(row["create_time"].ToString());
				}
				if(row["content"]!=null)
				{
					model.content=row["content"].ToString();
				}
				if(row["r1"]!=null)
				{
					model.r1=row["r1"].ToString();
				}
				if(row["r2"]!=null)
				{
					model.r2=row["r2"].ToString();
				}
				if(row["r3"]!=null)
				{
					model.r3=row["r3"].ToString();
				}
			}
			return model;
		}

		/// <summary>
		/// 获得数据列表
		/// </summary>
		public DataSet GetList(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select teach_id,know_id,create_time,content,r1,r2,r3 ");
			strSql.Append(" FROM pro_teach_know ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			return DbHelperMySQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获取记录总数
		/// </summary>
		public int GetRecordCount(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) FROM pro_teach_know ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			object obj = DbHelperMySQL.GetSingle(strSql.ToString());
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("SELECT * FROM ( ");
			strSql.Append(" SELECT ROW_NUMBER() OVER (");
			if (!string.IsNullOrEmpty(orderby.Trim()))
			{
				strSql.Append("order by T." + orderby );
			}
			else
			{
				strSql.Append("order by T.know_id desc");
			}
			strSql.Append(")AS Row, T.*  from pro_teach_know T ");
			if (!string.IsNullOrEmpty(strWhere.Trim()))
			{
				strSql.Append(" WHERE " + strWhere);
			}
			strSql.Append(" ) TT");
			strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
			return DbHelperMySQL.Query(strSql.ToString());
		}

		/*
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetList(int PageSize,int PageIndex,string strWhere)
		{
			MySqlParameter[] parameters = {
					new MySqlParameter("@tblName", MySqlDbType.VarChar, 255),
					new MySqlParameter("@fldName", MySqlDbType.VarChar, 255),
					new MySqlParameter("@PageSize", MySqlDbType.Int32),
					new MySqlParameter("@PageIndex", MySqlDbType.Int32),
					new MySqlParameter("@IsReCount", MySqlDbType.Bit),
					new MySqlParameter("@OrderType", MySqlDbType.Bit),
					new MySqlParameter("@strWhere", MySqlDbType.VarChar,1000),
					};
			parameters[0].Value = "pro_teach_know";
			parameters[1].Value = "know_id";
			parameters[2].Value = PageSize;
			parameters[3].Value = PageIndex;
			parameters[4].Value = 0;
			parameters[5].Value = 0;
			parameters[6].Value = strWhere;	
			return DbHelperMySQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
		}*/

		#endregion  BasicMethod
		#region  ExtensionMethod

		#endregion  ExtensionMethod
	}
}