public List<Category> GetListCategory()
{
//...Get all Categories...//
List<Category> list = new List<Category>();
Category ins;
//...Database Connection...
DataBaseConnection dbConn = new DataBaseConnection();
SqlConnection con = dbConn.SqlConn();
SqlCommand cmdI;
//...SQL Commands...
cmdI = new SqlCommand("SELECT * FROM Category", con);
cmdI.Connection.Open();
SqlDataReader drI = cmdI.ExecuteReader();
//...Retrieve Data...
if (drI.HasRows)
{
while (drI.Read())
{
ins = new Category();
ins.CategoryId = Convert.ToInt32(drI["CategoryId"]);
ins.Title = drI["Title"].ToString();
ins.Body = drI["Body"].ToString();
list.Add(ins);
}
}
drI.Close();
con.Close();
return list;
}
public Category GetCategory(int CategoryId)
{
Category ins = new Category();
//...Database Connection...
DataBaseConnection dbConn = new DataBaseConnection();
SqlConnection con = dbConn.SqlConn();
SqlCommand cmdI;
//...SQL Commands...
cmdI = new SqlCommand("SELECT * FROM Category WHERE CategoryId =" + CategoryId, con);
cmdI.Connection.Open();
SqlDataReader drI = cmdI.ExecuteReader();
//...Retrieve Data...
if (drI.HasRows)
{
while (drI.Read())
{
ins.CategoryId = Convert.ToInt32(drI["CategoryId"]);
ins.Title = drI["Title"].ToString();
ins.Body = drI["Body"].ToString();
}
}
drI.Close();
con.Close();
return ins;
}
public Category UpdateCategory(Category ins)
{
//...Database Connection...
DataBaseConnection dbConn = new DataBaseConnection();
SqlConnection con = dbConn.SqlConn();
con.Open();
SqlCommand cmdI = con.CreateCommand();
cmdI.Connection = con;
//...Update Record...
cmdI.Parameters.Clear();
cmdI.CommandText = "f_Admin_Update_Category";
cmdI.CommandType = System.Data.CommandType.StoredProcedure;
cmdI.Parameters.AddWithValue("@CategoryId", ins.CategoryId); // int
cmdI.Parameters.AddWithValue("@Title", ins.Title); // varchar(50)
cmdI.Parameters.AddWithValue("@Body", ins.Body); // varchar(max)
cmdI.ExecuteNonQuery();
cmdI.Connection.Close();
return ins;
}
public Category InsertCategory(Category ins)
{
//...Get User and Date Data...
string strTrx = "Insert_Category";
//...Database Connection...
DataBaseConnection dbConn = new DataBaseConnection();
SqlConnection con = dbConn.SqlConn();
con.Open();
//...Command Interface...
SqlCommand cmdI = con.CreateCommand();
SqlTransaction trx;
trx = con.BeginTransaction(strTrx);
cmdI.Connection = con;
cmdI.Transaction = trx;
try
{
//...Insert Record...
cmdI.Parameters.Clear();
cmdI.CommandText = "f_Admin_Insert_Category";
//cmdI.Connection.Open();
cmdI.CommandType = System.Data.CommandType.StoredProcedure;
cmdI.Parameters.AddWithValue("@Title", ins.Title); // varchar(50)
cmdI.Parameters.AddWithValue("@Body", ins.Body); // varchar(max)
//...Return new ID...
ins.CategoryId = (int)cmdI.ExecuteScalar();
//...Commit Transaction...
trx.Commit();
cmdI.Connection.Close();
}
catch (SqlException ex)
{
if (trx != null) trx.Rollback();
//...Save Error to Log...
Functions func = new Functions();
func.LogError(ex.ToString());
}
finally
{
//...Check for close and respond accordingly..
if (con.State != ConnectionState.Closed)
{
con.Close();
}
//...Clean up...
con.Dispose();
cmdI.Dispose();
trx.Dispose();
}
return ins;
}
