public void SaveVeggiToFile(Veggi v)
{
StreamWriter writer = new StreamWriter(path, true);
writer.WriteLine(v.ToString());
writer.Close();
}
public void RemoveVeggi(Veggi v, double amount)
{
v.PutBack(amount);
if (v.Amount <= 0)
{
basket.Remove(v);
}
file.UpdatedVeggies(basket);
}
public override bool Equals(object obj)
{
if (obj is Veggi)
{
Veggi otherVeggi = (Veggi)obj;
if (otherVeggi.name == this.name && otherVeggi.category == this.category && otherVeggi.unitPrice == this.unitPrice)
{
return(true);
}
}
return(false);
}
//methods
public void AddVeggiToBasket(Veggi v)
{
if (basket.Contains(v))
{
v.BuyMore(v.Amount);
}
else
{
basket.Add(v);
file.SaveVeggiToFile(v);
}
file.UpdatedVeggies(basket);
}
private void listBoxVeggis_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
Veggi veggi = (Veggi)listBoxVeggis.SelectedItem;
if (veggi == null)
{
textBoxPrice.Text = "0";
}
else
{
double price = veggi.Amount * veggi.Price;
textBoxPrice.Text = price.ToString();
}
}
private void buttonAdd_Click(object sender, RoutedEventArgs e)
{
if (textBoxVeggi.Text == "" || textBoxUnitPrice.Text == "" || textBoxAmount.Text == "")
{
MessageBox.Show("Input is empty!");
}
else
{
string name = textBoxVeggi.Text;
double unitPrice = double.Parse(textBoxUnitPrice.Text);
double amount = double.Parse(textBoxAmount.Text);
string category = textBoxCategory.Text;
Veggi v = new Veggi(name, unitPrice, amount, category);
basket.AddVeggiToBasket(v);
RefreshGUI();
}
}
private void buttonPutBack_Click(object sender, RoutedEventArgs e)
{
if (listBoxVeggis.SelectedItem == null)
{
MessageBox.Show("Select an Item!");
}
else if (textBoxAmount.Text == "")
{
MessageBox.Show("Amount is empty!");
}
else
{
double amount = double.Parse(textBoxAmount.Text);
Veggi veggi = (Veggi)listBoxVeggis.SelectedItem;
basket.RemoveVeggi(veggi, amount);
RefreshGUI();
}
}
//methods
public List <Veggi> ReadFile()
{
List <Veggi> veggies = new List <Veggi>();
StreamReader reader = new StreamReader(path);
string line = reader.ReadLine();
while (line != null)
{
//read line and split it into parts
string[] parts = line.Split('\t');
string name = parts[1];
double unitPrice = double.Parse(parts[3]);
double amount = double.Parse(parts[5]);
string category = parts[7];
//creat object and add to collection
Veggi v = new Veggi(name, unitPrice, amount, category);
veggies.Add(v);
line = reader.ReadLine();
}
reader.Close();
return(veggies);
}
