//Для неизвестного клиента
        private void CreateTab()
        {
            toolStripBtSave.Enabled = true;
            TabPage newTabPage = new TabPage("Клиент" + i++);

            tabControl1.TabPages.Add(newTabPage);

            UserControlClientsToday ucct = new UserControlClientsToday(db, newTabPage);

            ucct.Dock = DockStyle.Fill;

            newTabPage.Controls.Add(ucct);
            tabControl1.SelectedTab = newTabPage;

            toolStripBtSave.Click += (sender, args) =>
            {
                if (ucct.tbSurnameDriver.Text == "" || ucct.tbNameDriver.Text == "" || ucct.tbPatronimycDriver.Text == "" ||
                    ucct.tbBrandCar.Text == "" || ucct.tbModelCar.Text == "" || ucct.cbYearCreated.Text == "" ||
                    ucct.tbNumberSTSCar.Text == "")
                {
                    MessageBox.Show("Пожалуйста, заполните все поля");
                    return;
                }

                db.UpdateOrInsertClient(ucct.idClient, ucct.tbSurnameDriver.Text, ucct.tbNameDriver.Text, ucct.tbPatronimycDriver.Text,
                                        ucct.tbPhoneNumber.Text, ucct.tbBrandCar.Text, ucct.tbModelCar.Text, ucct.cbYearCreated.Text,
                                        ucct.tbNumberSTSCar.Text);
                newTabPage.Text = ucct.tbNameDriver.Text + "/" + ucct.tbModelCar.Text;
                MessageBox.Show("Изменения сохранены");
            };
        }
        //Для продленного клиента
        private void CreateTab(string currentClient, List <int> idRepairs, int quantityDays)
        {
            toolStripBtSave.Enabled = true;
            TabPage newTabPage = new TabPage();

            tabControl1.TabPages.Add(newTabPage);

            UserControlClientsToday ucct = new UserControlClientsToday(db, newTabPage, idRepairs, quantityDays);

            ucct.Dock = DockStyle.Fill;

            ucct.idClient = Convert.ToInt32(currentClient);
            db.ShowPickedClient(currentClient, "surname", ucct.tbSurnameDriver);
            db.ShowPickedClient(currentClient, "name", ucct.tbNameDriver);
            db.ShowPickedClient(currentClient, "patronimyc", ucct.tbPatronimycDriver);
            db.ShowPickedClient(currentClient, "phone_number", ucct.tbPhoneNumber);

            ucct.tbNumberSTSCar.Text = db.ShowPickedCar(currentClient, "number_sts");
            ucct.tbBrandCar.Text     = db.ShowPickedCar(currentClient, "brand");
            ucct.tbModelCar.Text     = db.ShowPickedCar(currentClient, "model");
            ucct.cbYearCreated.Text  = db.ShowPickedCar(currentClient, "year_created");
            newTabPage.Controls.Add(ucct);

            newTabPage.Text = ucct.tbNameDriver.Text + "/" + ucct.tbModelCar.Text;

            tabControl1.SelectedTab = newTabPage;

            toolStripBtSave.Click += (sender, args) =>
            {
                if (ucct.tbSurnameDriver.Text == "" || ucct.tbNameDriver.Text == "" || ucct.tbPatronimycDriver.Text == "" ||
                    ucct.tbBrandCar.Text == "" || ucct.tbModelCar.Text == "" || ucct.cbYearCreated.Text == "" ||
                    ucct.tbNumberSTSCar.Text == "")
                {
                    MessageBox.Show("Пожалуйста, заполните все поля");
                    return;
                }

                db.UpdateOrInsertClient(ucct.idClient, ucct.tbSurnameDriver.Text, ucct.tbNameDriver.Text, ucct.tbPatronimycDriver.Text,
                                        ucct.tbPhoneNumber.Text, ucct.tbBrandCar.Text, ucct.tbModelCar.Text, ucct.cbYearCreated.Text,
                                        ucct.tbNumberSTSCar.Text);
                newTabPage.Text = ucct.tbNameDriver.Text + "/" + ucct.tbModelCar.Text;
                MessageBox.Show("Изменения сохранены");
            };
        }