protected void Button1_Click(object sender, EventArgs e)
{
// Vlozeni nove kategorie
// bez validatoru
DatabaseLibrary.Category cat = new DatabaseLibrary.Category();
cat.category_name = TextBox_categoryName.Text;
cat.category_type = Convert.ToInt32(TextBox_categoryType.Text);
new DatabaseLibrary.CategoryTable().InsertCategory(cat);
Response.Redirect(Request.RawUrl);
}
public void InsertCategory(Category cat)
{
using (MySqlConnection conn = new MySqlConnection(connString))
{
conn.Open();
MySqlCommand command = new MySqlCommand(INSERT_CATEGORY, conn);
/* Add parameters into the command */
command.Parameters.AddWithValue("@category_name", cat.category_name);
command.Parameters.AddWithValue("@category_type", cat.category_type);
/* Executes the command */
command.ExecuteNonQuery();
}
}
public List<Category> SelectAll()
{
List<Category> catList = new List<Category>();
using (MySqlConnection conn = new MySqlConnection(connString))
{
conn.Open();
MySqlCommand command = new MySqlCommand(SELECT_ALL, conn);
MySqlDataReader reader = command.ExecuteReader();
while (reader.Read())
{
Category cat = new Category();
cat.category_id = reader.GetInt32(0);
cat.category_name = reader.GetString(1);
cat.category_type = reader.GetInt32(2);
catList.Add(cat);
}
}
return catList;
}
public void Update(Category cat)
{
using (MySqlConnection conn = new MySqlConnection(connString))
{
conn.Open();
MySqlCommand command = new MySqlCommand(UPDATE_CATEGORY, conn);
command.Parameters.AddWithValue("@category_id", cat.category_id);
command.Parameters.AddWithValue("@category_name", cat.category_name);
command.Parameters.AddWithValue("@category_type", cat.category_type);
/* Executes the command */
command.ExecuteNonQuery();
}
}
public Category SelectOne(int categoryId)
{
Category cat = new Category();
using (MySqlConnection conn = new MySqlConnection(connString))
{
conn.Open();
MySqlCommand command = new MySqlCommand(SELECT_ONE, conn);
command.Parameters.AddWithValue("@category_id", categoryId);
MySqlDataReader reader = command.ExecuteReader();
while (reader.Read())
{
cat.category_id = reader.GetInt32(0);
cat.category_name = reader.GetString(1);
cat.category_type = reader.GetInt32(2);
}
reader.Close();
}
return cat;
}
/// <summary>
/// Tato trida slouzi pouze pro otestovani metod, ktere pracuji s databazi.
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
/*
* Otestovani tridy CategoryTable.
*/
CategoryTable catTable = new CategoryTable();
Category cat1, cat2;
// Vlozeni dvou kategorii
catTable.InsertCategory((cat1 = new Category("Vystava", 1)));
catTable.InsertCategory((cat2 = new Category("Autogramiada", 2)));
// Editace prvni kategorie
cat1.category_name = "Prednaska";
catTable.Update(cat1);
// Vypis vsech kategorii
List<Category> list = catTable.SelectAll();
Console.WriteLine("Prehled kategorii:");
foreach (Category cat in list)
Console.WriteLine("Name: " + cat.category_name + " Type:" + cat.category_type.ToString());
// Smazani kategorii
foreach (Category cat in list)
catTable.Delete(cat.category_id);
/*
* Otestovani tridy ClientTable.
*/
//ClientTable clientTable = new ClientTable();
// Vlozeni klienta
//Client c1 = new Client();
//c1.client_name = "Pepa";
//c1.client_surname = "Z depa";
//c1.client_email = "*****@*****.**";
//c1.client_phone = "123456789";
//c1.client_member_from = DateTime.Now;
//c1.client_birth_date = DateTime.Now;
//c1.client_isEmp = false;
//c1.client_is_active = true;
//c1.client_login = "******";
//c1.client_pass_hash = "rnfguiNFUI1518";
//clientTable.Insert(c1);
// Vypis klientu
//foreach (Client c in clientTable.SelectAll())
//{
// c1 = c;
// Console.WriteLine(c.client_name + " " + c.client_surname + " " + c.client_email);
//}
//// Editace udaju
//c1.client_street = "V depu 123";
//clientTable.Update(c1);
// Odstraneni clienta
//clientTable.Delete(c1.client_id);
/*
* Otestovani tridy BorrowingTable
*/
//BorrowingTable borrTable = new BorrowingTable();
//Borrowing b = new Borrowing();
//b.borrowing_from = DateTime.Now;
//b.borrowing_to = DateTime.Now;
//b.borrowing_is_returned = false;
//b.client_id = 7;
//b.copy_id = 1;
//borrTable.Insert(b);
// Vypsani vypujcek
//foreach (Borrowing borr in borrTable.SelectAll())
//{
// b = borr;
// Console.WriteLine(borr.borrowing_id.ToString() + " " + borr.borrowing_to);
//}
//// Editace vypujcky
//b.borrowing_is_returned = true;
//borrTable.Update(b);
//// Odstraneni vypujcky
//borrTable.Delete(b.borrowing_id);
}
