public InventoryAutoGenerator()
{
DataSet data = db.Select("*", InventoryItem.Table);
db.BeginTransaction();
while (data.Read())
{
InventoryItem item = new InventoryItem(data.GetRecordDataSet());
Random rnd = new Random();
int quantity = rnd.Next(1, 1000);
float price = (float)rnd.Next(1, 20) * (float)rnd.NextDouble();
item.setQuantity(quantity);
item.setCurrentCost(price);
item.setAverageCost(price);
item.SaveObject(db);
}
db.CommitTransaction();
}
private void RecalculateAverage(InventoryItem item)
{
try
{
DataSet dataSet = db.Select("inventory_item_transactions.*", "inventory_transactions, inventory_item_transactions", "inventory_transactions.transactionID = inventory_item_transactions.transactionID AND inventory_transactions.ClientType = 2 AND inventory_item_transactions.itemID = '" + item.getItemID() + "'",InventoryTransaction.Fields.DateOfTransaction.ToString());
item.setQuantity(0);
item.setCurrentCost(0);
item.setAverageCost(0);
item.SaveObject(db);
float qty = 0;
float avg = 0;
while (dataSet.Read())
{
InventoryTransactionItem transItem = new InventoryTransactionItem(dataSet.GetRecordDataSet());
if (!transItem.GetTransactionID().Equals(mTransaction.GetTransactionID()))
{
qty += transItem.GetQuantity();
avg = (avg * qty) + (transItem.GetUnitPrice() * transItem.GetQuantity());
avg = avg / (qty + transItem.GetQuantity());
item.setCurrentCost(transItem.GetUnitPrice());
}
}
item.setAverageCost(avg);
item.setQuantity(qty);
item.SaveObject(db);
}
catch (Exception ex)
{
MessageBox.Show("Failed to Recalculate new average of item - " + msgCodes.GetString("M2102") + " " + ex.Message, "Error - 2102", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
