/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(MVCLite.Models.Article model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Article set ");
strSql.Append("Title=@Title,");
strSql.Append("Content=@Content,");
strSql.Append("levelMax=@levelMax,");
strSql.Append("CID=@CID,");
strSql.Append("AddTime=@AddTime,");
strSql.Append("Modifytime=@Modifytime,");
strSql.Append("click=@click");
strSql.Append(" where ID=@ID ");
SQLiteParameter[] parameters =
{
new SQLiteParameter("@Title", DbType.String, 150),
new SQLiteParameter("@Content", DbType.String),
new SQLiteParameter("@levelMax", DbType.Int32, 4),
new SQLiteParameter("@CID", DbType.Int32, 4),
new SQLiteParameter("@AddTime", DbType.DateTime),
new SQLiteParameter("@Modifytime", DbType.DateTime),
new SQLiteParameter("@click", DbType.Int32, 4),
new SQLiteParameter("@ID", DbType.Int32, 4)
};
parameters[0].Value = model.Title;
parameters[1].Value = model.Content;
parameters[2].Value = model.levelMax;
parameters[3].Value = model.CID;
parameters[4].Value = model.AddTime;
parameters[5].Value = model.Modifytime;
parameters[6].Value = model.click;
parameters[7].Value = model.ID;
int rows = DbHelperSQLite.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public MVCLite.Models.Article DataRowToModel(DataRow row)
{
MVCLite.Models.Article model = new MVCLite.Models.Article();
if (row != null)
{
if (row["ID"] != null && row["ID"].ToString() != "")
{
model.ID = int.Parse(row["ID"].ToString());
}
if (row["Title"] != null)
{
model.Title = row["Title"].ToString();
}
if (row["Content"] != null)
{
model.Content = row["Content"].ToString();
}
if (row["levelMax"] != null && row["levelMax"].ToString() != "")
{
model.levelMax = int.Parse(row["levelMax"].ToString());
}
if (row["CID"] != null && row["CID"].ToString() != "")
{
model.CID = int.Parse(row["CID"].ToString());
}
if (row["AddTime"] != null && row["AddTime"].ToString() != "")
{
model.AddTime = DateTime.Parse(row["AddTime"].ToString());
}
if (row["Modifytime"] != null && row["Modifytime"].ToString() != "")
{
model.Modifytime = DateTime.Parse(row["Modifytime"].ToString());
}
if (row["click"] != null && row["click"].ToString() != "")
{
model.click = int.Parse(row["click"].ToString());
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(MVCLite.Models.Article model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Article(");
strSql.Append("ID,Title,Content,levelMax,CID,AddTime,Modifytime,click)");
strSql.Append(" values (");
strSql.Append("@ID,@Title,@Content,@levelMax,@CID,@AddTime,@Modifytime,@click)");
SQLiteParameter[] parameters =
{
new SQLiteParameter("@ID", DbType.Int32, 4),
new SQLiteParameter("@Title", DbType.String, 150),
new SQLiteParameter("@Content", DbType.String),
new SQLiteParameter("@levelMax", DbType.Int32, 4),
new SQLiteParameter("@CID", DbType.Int32, 4),
new SQLiteParameter("@AddTime", DbType.DateTime),
new SQLiteParameter("@Modifytime", DbType.DateTime),
new SQLiteParameter("@click", DbType.Int32, 4)
};
parameters[0].Value = model.ID;
parameters[1].Value = model.Title;
parameters[2].Value = model.Content;
parameters[3].Value = model.levelMax;
parameters[4].Value = model.CID;
parameters[5].Value = model.AddTime;
parameters[6].Value = model.Modifytime;
parameters[7].Value = model.click;
int rows = DbHelperSQLite.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public MVCLite.Models.Article GetModel(int ID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select ID,Title,Content,levelMax,CID,AddTime,Modifytime,click from Article ");
strSql.Append(" where ID=@ID ");
SQLiteParameter[] parameters =
{
new SQLiteParameter("@ID", DbType.Int32, 4)
};
parameters[0].Value = ID;
MVCLite.Models.Article model = new MVCLite.Models.Article();
DataSet ds = DbHelperSQLite.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
