public static void viewFormat(int id, ScmStockItem item, ScmView gui)
{
string status_msg;
if (item.stockQty == 0)
{
status_msg = "Out of Stock";
gui.listView1.Items[id].BackColor = Color.LightPink;
}
else if (item.stockQty < 1.25f * item.stockMin)
{
status_msg = "Stock Low";
gui.listView1.Items[id].BackColor = Color.Yellow;
}
else if (item.stockQty <= item.stockMax)
{
status_msg = "In Stock";
}
else
{
status_msg = "Surplus";
gui.listView1.Items[id].BackColor = Color.Yellow;
}
gui.listView1.Items[id].SubItems.Add(status_msg);
}
private void BackButton_Click(object sender, EventArgs e)
{
Button temp_button = (Button)sender;
switch (temp_button.Name)
{
case "BackButton":
Program.MainForm.Show();
//Tells garbage collector this temporary form object will not be used again
this.Dispose();
break;
case "AddButton":
//Display validation message and return if invalid data exists
if (missingCode)
{
MessageBox.Show("Please enter a product code"); return;
}
;
if (missingName)
{
MessageBox.Show("Please enter a product name"); return;
}
;
if (invalidPrice)
{
MessageBox.Show("Please enter a valid price"); return;
}
;
if (invalidQty)
{
MessageBox.Show("Please enter a valid quantity"); return;
}
;
if (invalidMin)
{
MessageBox.Show("Please enter a valid minimum quantity"); return;
}
;
if (invalidMax)
{
MessageBox.Show("Please enter a valid maximum quantity"); return;
}
;
ScmStockItem temp_item = new ScmStockItem(itemCode, itemName, itemPrice, itemDate, itemQty, itemMin, itemMax);
ScmEventMediator.OnStockAdded(temp_item, new EventArgs());
break;
}
}
public static void addStock(ScmStockItem item)
{
initDb(); //I never assume the database exists
XDocument db = XDocument.Load(dbName);
//Add a new item as a child of the root element 'StockTable'
//We use the stock ID as the sole attribute of the new child for easy searching
XElement temp_item = new XElement(item.stockId);
//We add a child node for each attribute
//This is an easily readable way to ensure we don't excessively nest nodes
temp_item.Add(new XElement("stockName", item.stockName));
temp_item.Add(new XElement("stockPrice", item.stockPrice));
temp_item.Add(new XElement("stockQty", item.stockQty));
temp_item.Add(new XElement("stockDate", item.stockDate));
temp_item.Add(new XElement("stockMin", item.stockMin));
temp_item.Add(new XElement("stockMax", item.stockMax));
db.Root.Add(temp_item);
db.Save(dbName);
}
public static List <ScmStockItem> readStock()
{
initDb();
XDocument db = XDocument.Load(dbName);
List <ScmStockItem> stock_list = new List <ScmStockItem>();
ScmStockItem temp_item;
foreach (XElement node in db.Root.Elements())
{
temp_item = new ScmStockItem(
node.Name.ToString(),
node.Element("stockName").Value,
float.Parse(node.Element("stockPrice").Value),
DateTime.Parse(node.Element("stockDate").Value),
int.Parse(node.Element("stockQty").Value),
int.Parse(node.Element("stockMin").Value),
int.Parse(node.Element("stockMax").Value)
);
stock_list.Add(temp_item);
}
return(stock_list);
}
private void AddButton_Click(object sender, EventArgs e)
{
submission = new ScmStockItem(itemCode, itemName, itemPrice, itemDate, itemQty, itemMin, itemMax);
StockAdded(this, new EventArgs());
}
