private void ExistingCustomerSaleForm_Load(object sender, EventArgs e)
{
uiCustomerComboBox.DataSource = StockSystem.Customers;
uiCustomerComboBox.DisplayMember = "Name";
uiItemComboBox.DataSource = StockSystem.GetItems();
uiItemComboBox.DisplayMember = "Name";
}
private void uiSubmitButton_Click(object sender, EventArgs e)
{
if (uiItemComboBox.SelectedItem == null)
{
MessageBox.Show("Invalid item!");
}
else
{
try
{
Item item = (Item)uiItemComboBox.SelectedItem;
Purchase purchase = new Purchase(uiSaleDateDateTimePicker.Value, item);
Customer customer = new Customer(uiNameTextBox.Text, uiEmailTextBox.Text, uiGDPRCheckBox.Checked, purchase);
StockSystem.AddCustomer(customer);
MessageBox.Show("Success!");
Close();
}
catch (Exception ee)
{
MessageBox.Show(ee.Message);
}
}
}
private void uiSubmitTextBox_Click(object sender, EventArgs e)
{
Item item;
string name = uiItemNameTextBox.Text;
string colour = uiItemColourTextBox.Text;
string style = uiItemStyleComboBox.Text;
string type = uiItemTypeComboBox.Text;
if (!decimal.TryParse(uiItemPriceTextBox.Text, out decimal price))
{
MessageBox.Show("Price must be a decimal!");
}
else if (!int.TryParse(uiItemStockLevelTextBox.Text, out int stockLevel))
{
MessageBox.Show("Stock level must be an integer!");
}
else if (!int.TryParse(uiItemOrderStockLevelTextBox.Text, out int orderStockLevel))
{
MessageBox.Show("Order stock level must be an integer!");
}
else if (!int.TryParse(uiItemCapacityTextBox.Text, out int capacity) && uiItemCapacityTextBox.Enabled)
{
MessageBox.Show("Capacity must be an integer!");
}
else if (!int.TryParse(uiItemSizeTextBox.Text, out int size) && uiItemSizeTextBox.Enabled)
{
MessageBox.Show("Size must be an integer!");
}
else if (!int.TryParse(uiItemQuantityTextBox.Text, out int quantity) && uiItemQuantityTextBox.Enabled)
{
MessageBox.Show("Quantity must be an integer!");
}
else
{
try
{
switch (uiItemCategoryComboBox.SelectedIndex)
{
case 0:
item = new Bag(capacity, name, price, stockLevel, orderStockLevel);
break;
case 1:
item = new Clothing(size, colour, style, name, price, stockLevel, orderStockLevel);
break;
case 2:
item = new Nutrition(quantity, type, name, price, stockLevel, orderStockLevel);
break;
case 3:
item = new Shoe(size, type, name, price, stockLevel, orderStockLevel);
break;
case 4:
item = new Watch(type, name, price, stockLevel, orderStockLevel);
break;
default:
throw new ArgumentException("Invalid item category!");
}
Supplier supplier = new Supplier(uiSupplierNameTextBox.Text, item);
StockSystem.AddSupplier(supplier);
MessageBox.Show("Success!");
Close();
}
catch (Exception ee)
{
MessageBox.Show(ee.Message);
}
}
}
