private void PlusButton_Click(object sender, EventArgs e)
{
var panel = OrderTableLayoutPanel;
int rowIndex = OrderTableLayoutPanel.GetPositionFromControl((Button)sender).Row;
var value = Int32.Parse(panel.GetControlFromPosition(1, rowIndex).Text);
var product = products.Find(x => x.Name.Equals(panel.GetControlFromPosition(0, rowIndex).Text));
var price = product.Price;
if (productsDiscountAmount.Keys.Any(m => m.Item1.Id == product.Id))
{
for (int i = 0; i < productsDiscountAmount.Count; i++)
{
var discount = productsDiscountAmount.ElementAt(i);
if (discount.Key.Item1.Id == product.Id)
{
var disc = discount.Value / (Int32.Parse(panel.GetControlFromPosition(1, rowIndex).Text));
panel.GetControlFromPosition(2, rowIndex).Text = (Convert.ToDouble(panel.GetControlFromPosition(2, rowIndex).Text, nfi) + price - disc).ToString(nfi);
productsDiscountAmount[discount.Key] += disc;
}
}
}
else
{
panel.GetControlFromPosition(2, rowIndex).Text = (Convert.ToDouble(panel.GetControlFromPosition(2, rowIndex).Text, nfi) + price).ToString(nfi);
}
panel.GetControlFromPosition(1, rowIndex).Text = (value + 1).ToString();
orderProducts.Find(x => x.Name.Equals(product.Name)).Count++;
UpdateSumTextBox();
}
private void ApplyDiscount(Product product, Discount discount, double?discountAmount)
{
double?newValue;
var panel = OrderTableLayoutPanel;
for (int i = 1; i < panel.RowCount; i++)
{
if (OrderTableLayoutPanel.GetControlFromPosition(0, i).Text == product.Name)
{
var oldPrice = Convert.ToDouble(OrderTableLayoutPanel.GetControlFromPosition(2, i).Text, nfi);
int amount = Int32.Parse(OrderTableLayoutPanel.GetControlFromPosition(1, i).Text);
if (discountAmount < 0)
{
newValue = 0;
discountAmount = Convert.ToDouble(OrderTableLayoutPanel.GetControlFromPosition(2, i).Text, nfi);
productsDiscountAmount.Add(new Tuple <Product, Discount>(product, discount), Convert.ToDouble(discountAmount, nfi));
}
else
{
newValue = amount * discountAmount;
productsDiscountAmount.Add(new Tuple <Product, Discount>(product, discount), Convert.ToDouble(oldPrice - newValue, nfi));
}
OrderTableLayoutPanel.GetControlFromPosition(2, i).Text = Convert.ToDouble(newValue).ToString(nfi);
}
}
}
private void RemoveDiscount(Product product, Discount discount)
{
var panel = OrderTableLayoutPanel;
double value;
Tuple <Product, Discount> tuple = new Tuple <Product, Discount>(product, discount);
if (productsDiscountAmount.Keys.Contains(tuple))
{
value = productsDiscountAmount[tuple];
for (int i = 1; i < panel.RowCount; i++)
{
if (OrderTableLayoutPanel.GetControlFromPosition(0, i).Text == product.Name)
{
double newValue = Convert.ToDouble(OrderTableLayoutPanel.GetControlFromPosition(2, i).Text, nfi) + value;
OrderTableLayoutPanel.GetControlFromPosition(2, i).Text = Convert.ToDouble(newValue).ToString(nfi);
productsDiscountAmount.Remove(tuple);
}
}
}
}
private void DeleteButton_Click(object sender, EventArgs e)
{
var panel = OrderTableLayoutPanel;
int rowIndex = OrderTableLayoutPanel.GetPositionFromControl((Button)sender).Row;
Product product = orderProducts.Find(x => x.Name == panel.GetControlFromPosition(0, rowIndex).Text);
orderProducts.Remove(product);
for (int i = 0; i < DiscountList.Items.Count; i++)
{
Discount discount = (Discount)DiscountList.Items[i];
bool containsFlag = false;
if (discount.Products.Any(m => m.Id == product.Id))
{
foreach (var pr in discount.Products)
{
if (orderProducts.Any(m => m.Id == pr.Id))
{
containsFlag = true;
break;
}
}
if (containsFlag)
{
var tuple = productsDiscountAmount.FirstOrDefault(x => x.Key.Item1.Id == product.Id && x.Key.Item2.Id == discount.Id);
if (tuple.Key != null)
{
productsDiscountAmount.Remove(tuple.Key);
}
}
else
{
DiscountList.SetItemCheckState(i, CheckState.Indeterminate);
var tuple = productsDiscountAmount.FirstOrDefault(x => x.Key.Item1.Id == product.Id && x.Key.Item2.Id == discount.Id);
if (tuple.Key != null)
{
productsDiscountAmount.Remove(tuple.Key);
}
}
}
}
// delete all controls of row that we want to delete
for (int i = 0; i < panel.ColumnCount; i++)
{
var control = panel.GetControlFromPosition(i, rowIndex);
panel.Controls.Remove(control);
}
// move up row controls that comes after row we want to remove
for (int i = rowIndex + 1; i < panel.RowCount; i++)
{
for (int j = 0; j < panel.ColumnCount; j++)
{
var control = panel.GetControlFromPosition(j, i);
if (control != null)
{
panel.SetRow(control, i - 1);
}
}
}
var removeStyle = panel.RowCount - 1;
if (panel.RowStyles.Count > removeStyle)
{
panel.RowStyles.RemoveAt(removeStyle);
}
panel.RowCount--;
UpdateSumTextBox();
}
private void ProductsListView_DoubleClick(object sender, EventArgs e)
{
var item = ProductsListView.SelectedItems[0];
if (!OrderContains(item.Text))
{
Button delButton = new DeleteButtonClass().DeleteButton;
delButton.Click += new System.EventHandler(this.DeleteButton_Click);
Button plusButton = new PlusButtonClass().PlusButton;
plusButton.Click += new System.EventHandler(this.PlusButton_Click);
Button minusButton = new MinusButtonClass().MinusButton;
minusButton.Click += new System.EventHandler(this.MinusButton_Click);
this.OrderTableLayoutPanel.RowCount += 1;
this.OrderTableLayoutPanel.Controls.Add(new Label()
{
Width = 200, Font = new Font("Century Gothic", 14), Text = item.SubItems[0].Text
}, 0, this.OrderTableLayoutPanel.RowCount - 1);
this.OrderTableLayoutPanel.Controls.Add(new Label()
{
Font = new Font("Century Gothic", 14), Text = "1"
}, 1, this.OrderTableLayoutPanel.RowCount - 1);
this.OrderTableLayoutPanel.Controls.Add(new Label()
{
Font = new Font("Century Gothic", 14), Text = item.SubItems[1].Text
}, 2, this.OrderTableLayoutPanel.RowCount - 1);
this.OrderTableLayoutPanel.Controls.Add(minusButton, 3, this.OrderTableLayoutPanel.RowCount - 1);
this.OrderTableLayoutPanel.Controls.Add(plusButton, 4, this.OrderTableLayoutPanel.RowCount - 1);
this.OrderTableLayoutPanel.Controls.Add(delButton, 5, this.OrderTableLayoutPanel.RowCount - 1);
var product = products.Find(x => x.Name.Equals(item.Text));
orderProducts.Add(new Product(product.Id, product.Name, 1));
foreach (var discount in discounts)
{
foreach (var p in discount.Products)
{
if (p.Id == product.Id)
{
int index = DiscountList.Items.IndexOf(discount);
DiscountList.SetItemCheckState(index, CheckState.Unchecked);
}
}
}
}
else
{
for (int rowIndex = 1; rowIndex < OrderTableLayoutPanel.RowCount; rowIndex++)
{
if (OrderTableLayoutPanel.GetControlFromPosition(0, rowIndex).Text == item.Text)
{
var product = products.Find(x => x.Name.Equals(item.Text));
var price = product.Price;
if (productsDiscountAmount.Keys.Any(m => m.Item1.Id == product.Id))
{
for (int i = 0; i < productsDiscountAmount.Count; i++)
{
var discount = productsDiscountAmount.ElementAt(i);
if (discount.Key.Item1.Id == product.Id)
{
var disc = discount.Value / (Int32.Parse(OrderTableLayoutPanel.GetControlFromPosition(1, rowIndex).Text));
OrderTableLayoutPanel.GetControlFromPosition(2, rowIndex).Text = (Convert.ToDouble(OrderTableLayoutPanel.GetControlFromPosition(2, rowIndex).Text, nfi) + price - disc).ToString(nfi);
productsDiscountAmount[discount.Key] += disc;
OrderTableLayoutPanel.GetControlFromPosition(1, rowIndex).Text = (Int32.Parse(OrderTableLayoutPanel.GetControlFromPosition(1, rowIndex).Text) + 1).ToString();
}
}
}
else
{
OrderTableLayoutPanel.GetControlFromPosition(1, rowIndex).Text = (Int32.Parse(OrderTableLayoutPanel.GetControlFromPosition(1, rowIndex).Text) + 1).ToString();
OrderTableLayoutPanel.GetControlFromPosition(2, rowIndex).Text = (Double.Parse(OrderTableLayoutPanel.GetControlFromPosition(1, rowIndex).Text, nfi) * product.Price).ToString(nfi);
}
orderProducts.Find(x => x.Name.Equals(item.Text)).Count++;
}
}
}
UpdateSumTextBox();
}
