public Item GetItem(int id)
{
using (var db = new DatabaseContext())
{
Item item = _itemDa.GetItem(db, id);
if (item != null)
{
item.Quantity = _itemDa.GetItemNotSoldItem(db, item).Count;
}
return(item);
}
}
public bool CreateOrUpdate(Invoice invoice)
{
CompanyDa companyDa = new CompanyDa();
RepresentativeDa representativeDa = new RepresentativeDa();
ProductDa productDa = new ProductDa();
ItemDa itemDa = new ItemDa();
ElementDa elementDa = new ElementDa();
using (var db = new DatabaseContext())
{
using (var dbTransaction = db.Database.BeginTransaction())
{
try
{
#region Invoice
companyDa.CreateOrUpdate(db, invoice.Receiver.Company);
invoice.Receiver.Company_ID = invoice.Receiver.Company.ID;
invoice.Receiver.Company = null;
companyDa.CreateOrUpdate(db, invoice.Sender.Company);
invoice.Sender.Company_ID = invoice.Sender.Company.ID;
invoice.Sender.Company = null;
representativeDa.CreateOrUpdate(db, invoice.Receiver);
invoice.Receiver_ID = invoice.Receiver.ID;
invoice.Receiver = null;
representativeDa.CreateOrUpdate(db, invoice.Sender);
invoice.Sender_ID = invoice.Sender.ID;
invoice.Sender = null;
List <Element> elements = invoice.Elements == null ? new List <Element>() : invoice.Elements.ToList();
invoice.Elements = null;
#region Transport
decimal total;
if (invoice.Incoming) //incoming
{
total = elements.Sum(item => item.Item.IncomingPrice);
}
else//outgoing
{
total = elements.Sum(item => item.Item.OutgoingPrice);
}
decimal transport = invoice.Transport;
Invoice dbInvoice = _invoiceDa.GetInvoice(db, invoice.ID);
if (dbInvoice != null)
{
transport = transport - dbInvoice.Transport;
}
if (total != 0)
{
transport = transport / total;
}
#endregion
_invoiceDa.CreateOrUpdate(db, invoice);
#endregion
if (invoice.Incoming)//incoming
{
foreach (Element element in elements)
{
Item item = itemDa.GetItem(db, element.Item.ID);
List <int> itemIds = new List <int>();
if (item != null)
{
itemIds = elementDa.GetSameItemIdsInIncomingInvoice(db, item, invoice.ID);
}
productDa.CreateOrUpdate(db, element.Item.Product);
//removes from database if count was reduced and when item wasn't sold yet
if (itemIds.Count > element.Item.Quantity)
{
int removedCount = itemIds.Count - element.Item.Quantity;
List <int> removedItemIds = new List <int>();
foreach (int i in itemIds)
{
item = itemDa.GetItem(db, i);
if (removedCount > 0)
{
if (item.OutgoingPrice == 0 && item.OutgoingTaxGroup_ID == null)
{
itemDa.Delete(db, item);
removedItemIds.Add(i);
removedCount = removedCount - 1;
}
}
else
{
break;
}
}
itemIds = itemIds.Except(removedItemIds).ToList();
}
for (int i = 0; i < element.Item.Quantity; i++)
{
item = itemDa.GetItem(db, itemIds.ElementAtOrDefault(i));
if (element.Item.Delete)
{
//remove if item hasn't been sold yet
if (item != null && item.OutgoingPrice == 0 && item.OutgoingTaxGroup_ID == null)
{
itemDa.Delete(db, item);
}
}
else
{
if (item == null)
{
item = new Item();
}
item.Product_ID = element.Item.Product.ID;
item.SerNumber = element.Item.SerNumber;
item.IncomingPrice = element.Item.IncomingPrice * transport + element.Item.IncomingPrice;
item.IncomingTaxGroup_ID = element.Item.IncomingTaxGroup_ID;
itemDa.CreateOrUpdate(db, item);
Element tempElement = new Element
{
Item_ID = item.ID,
Invoice_ID = invoice.ID
};
elementDa.CreateOrUpdate(db, tempElement);
}
}
}
}
else//outgoing
{
foreach (Element element in elements)
{
Item item = itemDa.GetItem(db, element.Item.ID);
List <int> itemIds = elementDa.GetSameItemIdsInOutgoingInvoice(db, item, invoice.ID);
productDa.CreateOrUpdate(db, element.Item.Product);
//removes from invoice if count was reduced
if (itemIds.Count > element.Item.Quantity)
{
int removedCount = itemIds.Count - element.Item.Quantity;
List <int> removedItemIds = new List <int>();
foreach (int i in itemIds)
{
item = itemDa.GetItem(db, i);
if (removedCount > 0)
{
//on delete of outgoing make item not sold and removes from invoice
item.OutgoingPrice = 0;
item.OutgoingTaxGroup_ID = null;
itemDa.CreateOrUpdate(db, item);
Element tempElement = new Element
{
Item_ID = item.ID,
Invoice_ID = invoice.ID
};
db.Elements.Attach(tempElement);
elementDa.Delete(db, tempElement);
removedItemIds.Add(i);
removedCount = removedCount - 1;
}
else
{
break;
}
}
itemIds = itemIds.Except(removedItemIds).ToList();
}
for (int i = 0; i < element.Item.Quantity; i++)
{
item = itemDa.GetItem(db, itemIds.ElementAtOrDefault(i));
if (element.Item.Delete)//on delete of outgoing make item not sold and removes from invoice
{
item.OutgoingPrice = 0;
item.OutgoingTaxGroup_ID = null;
itemDa.CreateOrUpdate(db, item);
Element tempElement = new Element
{
Item_ID = item.ID,
Invoice_ID = invoice.ID
};
db.Elements.Attach(tempElement);
elementDa.Delete(db, tempElement);
}
else
{
if (item == null)
{
item = itemDa.GetItem(db, element.Item.ID);
item = itemDa.GetItemNotSoldItem(db, item).ElementAtOrDefault(0);
}
if (item != null)
{
item.Product_ID = element.Item.Product.ID;
item.OutgoingPrice =
element.Item.OutgoingPrice * transport + element.Item.OutgoingPrice;
item.OutgoingTaxGroup_ID = element.Item.OutgoingTaxGroup_ID;
itemDa.CreateOrUpdate(db, item);
Element tempElement = new Element
{
Item_ID = item.ID,
Invoice_ID = invoice.ID
};
elementDa.CreateOrUpdate(db, tempElement);
}
}
}
}
}
dbTransaction.Commit();
return(true);
}
catch
{
dbTransaction.Rollback();
return(false);
}
}
}
}