private void RbShippingChargesYes_Checked(object sender, RoutedEventArgs e)
{
try
{
lblShippingCharges.Visibility = Visibility.Visible;
lblShippingChargesValue.Visibility = Visibility.Visible;
lblShippingChargesValue.Width = 120;
lblShippingChargesValue.Height = 25;
lblShippingChargesValue.Margin = new Thickness(607, 134, 0, 0);
lblShippingChargesValue.Content = "";
if (((KeyValuePair <string, string>)itemListComboBox.SelectedItem).Key == "Batteries")
{
Batteries batteriesForShip = new Batteries();
lblShippingChargesValue.Content = batteriesForShip.ShipItem();
}
else if (((KeyValuePair <string, string>)itemListComboBox.SelectedItem).Key == "Windshield Wipers")
{
WindshieldWipers windshieldForShip = new WindshieldWipers();
lblShippingChargesValue.Content = windshieldForShip.ShipItem();
}
else
{
lblShippingCharges.Visibility = Visibility.Hidden;
lblShippingChargesValue.Visibility = Visibility.Hidden;
}
}
catch (Exception)
{
MessageBox.Show("Some problem occurred during checking the yes button! ");
}
}
private void BtnLoadItemHistory_Click(object sender, RoutedEventArgs e)
{
try
{
XmlSerializer itemsSerializer = new XmlSerializer(typeof(List <Item>));
StreamReader itemsStreamReader = new StreamReader(".//ItemHistory.xml");
List <Item> deserializedItems = (List <Item>)itemsSerializer.Deserialize(itemsStreamReader);
itemsStreamReader.Close();
if (deserializedItems.Count > 0)
{
itemsPurchased.Clear();
currentTotalPrice = 0;
foreach (Item item in deserializedItems)
{
itemsPurchased.Add(item);
if (item.GetType() == typeof(Tire))
{
currentTotalPrice += item.ItemCost;
}
else if (item.GetType() == typeof(Batteries))
{
currentTotalPrice += item.ItemCost;
Batteries battery = (Batteries)item;
if (battery.Ship == true)
{
currentTotalPrice += battery.ShipItem();
}
}
else if (item.GetType() == typeof(WindshieldWipers))
{
currentTotalPrice += item.ItemCost;
WindshieldWipers wiper = (WindshieldWipers)item;
if (wiper.Ship == true)
{
currentTotalPrice += wiper.ShipItem();
}
}
}
lblTotalPrice.Content = currentTotalPrice;
MessageBox.Show("Item History Loaded successfully!");
}
else
{
MessageBox.Show("No items to load. Item History is empty!");
}
}
catch (Exception)
{
MessageBox.Show("Unable to load data. Read error while deserializing the data.");
}
}
private void BtnSubmitItemOrder_Click(object sender, RoutedEventArgs e)
{
try
{
if (itemListComboBox.SelectedItem != null)
{
//consolidating two conditional statements since both of them lead to the same path
if (((KeyValuePair <string, string>)itemListComboBox.SelectedItem).Key == "Tire" && tbItemNameValue.Text.Trim() != "")
{
//if (tbItemNameValue.Text.Trim() != "")
//{
Regex regex = new Regex(@"^[a-zA-Z\s]+$");
if (regex.IsMatch(tbItemNameValue.Text.Trim()))
{
if (tbTireModelNameValue.Text.Trim() != "")
{
if (regex.IsMatch(tbTireModelNameValue.Text.Trim()))
{
if (tbWheelDiameterValue.Text.Trim() != "")
{
Regex regexForDiameter = new Regex(@"^[0-9]+$");
if (regexForDiameter.IsMatch(tbWheelDiameterValue.Text.Trim()))
{
//encapsulating record - this is where the values or data record is converted into class in this example it is tire class
Tire tire = new Tire(Convert.ToInt32(lblItemNumber.Content), Convert.ToInt32(lblItemCost.Content), Convert.ToInt32(lblItemWeight.Content),
tbItemNameValue.Text.Trim(), tbTireModelNameValue.Text.Trim(), Convert.ToInt32(tbWheelDiameterValue.Text.Trim()));
itemsPurchased.Add(tire);
MessageBox.Show("Tire order successful");
currentTotalPrice += Convert.ToInt32(lblItemCost.Content);
lblTotalPrice.Content = currentTotalPrice;
}
else
{
MessageBox.Show("Only numbers allowed. Please enter wheel diameter in numbers only.");
}
}
else
{
MessageBox.Show("Wheel Diameter is empty. Please enter the data!");
}
}
else
{
MessageBox.Show("Only alphabets allowed. Please enter tire model name in alphabets only.");
}
}
else
{
MessageBox.Show("Tire Model name is empty. Please enter the data!");
}
}
else
{
MessageBox.Show("Only alphabets allowed. Please enter item name in alphabets only.");
}
//}
//else
//{
// MessageBox.Show("Please enter the required data!!");
//}
}
else if (((KeyValuePair <string, string>)itemListComboBox.SelectedItem).Key == "Batteries")
{
if (tbItemNameValue.Text.Trim() != "")
{
Regex regex = new Regex(@"^[a-zA-Z\s]+$");
if (regex.IsMatch(tbItemNameValue.Text.Trim()))
{
if (tbBatteryVoltageValue.Text.Trim() != "")
{
Regex regexForVolatage = new Regex(@"^[0-9]+$");
if (regexForVolatage.IsMatch(tbBatteryVoltageValue.Text.Trim()))
{
Batteries batteries = new Batteries(Convert.ToInt32(lblItemNumber.Content), Convert.ToInt32(lblItemCost.Content), Convert.ToInt32(lblItemWeight.Content),
tbItemNameValue.Text.Trim(), Convert.ToInt32(tbBatteryVoltageValue.Text.Trim()));
itemsPurchased.Add(batteries);
if (rbShippingChargesYes.IsChecked == true)
{
batteries.Ship = true;
currentTotalPrice += batteries.ShipItem();
}
MessageBox.Show("Batteries order successful");
currentTotalPrice += Convert.ToInt32(lblItemCost.Content);
lblTotalPrice.Content = currentTotalPrice;
}
else
{
MessageBox.Show("Only numbers allowed. Please enter voltage in numbers only.");
}
}
else
{
MessageBox.Show("Voltage is empty. Please enter the data!");
}
}
else
{
MessageBox.Show("Only alphabets allowed. Please enter item name in alphabets only.");
}
}
else
{
MessageBox.Show("Please enter the required data!!");
}
}
else if (((KeyValuePair <string, string>)itemListComboBox.SelectedItem).Key == "Windshield Wipers")
{
if (tbItemNameValue.Text.Trim() != "")
{
Regex regex = new Regex(@"^[a-zA-Z\s]+$");
if (regex.IsMatch(tbItemNameValue.Text.Trim()))
{
if (tbWiperLengthValue.Text.Trim() != "")
{
Regex regexForWiperLength = new Regex(@"^[0-9]+$");
if (regexForWiperLength.IsMatch(tbWiperLengthValue.Text.Trim()))
{
WindshieldWipers windshieldWipers = new WindshieldWipers(Convert.ToInt32(lblItemNumber.Content), Convert.ToInt32(lblItemCost.Content), Convert.ToInt32(lblItemWeight.Content),
tbItemNameValue.Text.Trim(), Convert.ToInt32(tbWiperLengthValue.Text.Trim()));
itemsPurchased.Add(windshieldWipers);
if (rbShippingChargesYes.IsChecked == true)
{
windshieldWipers.Ship = true;
currentTotalPrice += windshieldWipers.ShipItem();
}
MessageBox.Show("Windshield Wipers order successful");
currentTotalPrice += Convert.ToInt32(lblItemCost.Content);
lblTotalPrice.Content = currentTotalPrice;
}
else
{
MessageBox.Show("Only numbers allowed. Please enter wiper length in numbers only.");
}
}
else
{
MessageBox.Show("Wiper length is empty. Please enter the data!");
}
}
else
{
MessageBox.Show("Only alphabets allowed. Please enter item name in alphabets only.");
}
}
else
{
MessageBox.Show("Please enter the required data!!");
}
}
itemListComboBox.SelectedIndex = -1;
lblTireModelName.Visibility = Visibility.Hidden;
lblWheelDiameter.Visibility = Visibility.Hidden;
tbTireModelNameValue.Visibility = Visibility.Hidden;
tbWheelDiameterValue.Visibility = Visibility.Hidden;
tbWheelDiameterValue.Clear();
lblBatteryVoltage.Visibility = Visibility.Hidden;
tbBatteryVoltageValue.Visibility = Visibility.Hidden;
tbBatteryVoltageValue.Clear();
lblWiperLength.Visibility = Visibility.Hidden;
tbWiperLengthValue.Visibility = Visibility.Hidden;
tbWiperLengthValue.Clear();
lblShippingAvailable.Visibility = Visibility.Hidden;
rbShippingChargesYes.IsChecked = false;
rbShippingChargesNo.IsChecked = true;
rbShippingChargesYes.Visibility = Visibility.Hidden;
rbShippingChargesNo.Visibility = Visibility.Hidden;
lblShippingCharges.Visibility = Visibility.Hidden;
lblShippingChargesValue.Visibility = Visibility.Hidden;
tbItemNameValue.Text = "";
lblItemNumber.Content = "";
lblItemCost.Content = "";
lblItemWeight.Content = "";
}
else
{
MessageBox.Show("Please select an item from drop down inorder to purchase!!");
}
}
catch (Exception)
{
MessageBox.Show("An issue occured while submitting the order. Please try again!!");
}
}
