private void btnLogin_Click(object sender, EventArgs e)
{
string username = txtUser.Text;
string password = txtPass.Text;
EC_User user = new EC_User();
C_User active = new C_User();
try
{
user.UserName = username;
user.Password = password;
if (active.CheckUser(username, password))
{
MessageBox.Show("Đăng Nhập Thành Công", "Chúc Mừng", MessageBoxButtons.OK, MessageBoxIcon.Information);
user.PhanQuyen = active.LoadPhanQuyen(user.PhanQuyen, username);
user.MaNV = active.LoadMaNVUser(user.MaNV, user.UserName);
fmain.Access = user.PhanQuyen;
fmain.User = user;
this.Hide();
fmain.Show();
}
else
{
MessageBox.Show("Tài khoản đăng nhập chưa đúng. Vui lòng kiểm tra lại.", "Chú Ý", MessageBoxButtons.OK, MessageBoxIcon.Error);
txtUser.Text = "";
txtPass.Text = "";
txtUser.Focus();
return;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
public void UpdateTK(EC_User _user)
{
string sqlquery = (@"UPDATE tb_User
SET Password =N'{0}', phanquyen =N'{1}', manv =N'{2}' where Username =N'{3}'");
sqlquery = string.Format(sqlquery, _user.Password, _user.PhanQuyen, _user.MaNV, _user.UserName);
Connect.ExcuteNonQuery(sqlquery);
}
public void AddTK(EC_User _user)
{
string sqlquery = @"INSERT INTO tb_User
(Username, Password, phanquyen, manv)
VALUES (N'{0}',N'{1}',N'{2}',N'{3}')";
sqlquery = string.Format(sqlquery, _user.UserName, _user.Password, _user.PhanQuyen, _user.MaNV);
Connect.ExcuteNonQuery(sqlquery);
}
public void AddUser(EC_User _user)
{
if (!sql.CheckUserName(_user.UserName))
{
sql.AddTK(_user);
}
else
{
MessageBox.Show("User này đã tồn tại!", "Chú Ý", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
public void DeleteUser(EC_User _user)
{
sql.DeleteTK(_user);
}
public void UpdateUser(EC_User _user)
{
sql.UpdateTK(_user);
}
public void DeleteTK(EC_User _user)
{
Connect.ExcuteNonQuery("DELETE FROM [tb_User] WHERE Username=N'" + _user.UserName + "'");
}
public bool CheckUser(EC_User _user)
{
string sqlquery = "select count(*) from tb_User where Username ='******' and Password = '******'";
return(Connect.CheckUsername(sqlquery));
}
