/// <summary>
/// Dodaj nowa/istniejaca karte do banku
/// </summary>
/// <param name="owner">Użytkownik żądający dodania</param>
/// <param name="type">Typ dodawanej karty</param>
/// <returns>
/// Obiekt utworzonej karty
/// </returns>
internal Card AddCard(Client owner, CardType type, decimal debit = 1000)
{
if (owner == null)
{
throw new NullUserException("Nie podano użytkownika");
}
string number = GenerateCardNumber(type);
Card card = null;
switch (type)
{
case CardType.CreditCard:
card = new CreditCard(number, owner, debit);
break;
case CardType.DebitCard:
card = new DebitCard(number, owner);
break;
case CardType.ATMCard:
card = new ATMCard(number, owner);
break;
}
Cards.Add(card);
return(card);
}
/// <summary>
/// Odczytuje stan systemu z pliku o podanej ścieżce.
/// UWAGA: Obecny stan systemu zostanie utracony na rzecz nowego stanu
/// </summary>
/// <param name="filePath">Ścieżka do pliku do odczytania</param>
/// <returns>Zwraca true, jeżeli udało się poprawnie załadować stan systemu, a false, jeżeli wystąpił błąd</returns>
internal bool LoadSystemState(string filePath)
{
Stream fileStream = FileHandling.GetReadingStream(filePath);
if (fileStream == null)
{
throw new NoSuchFileException("Nie znaleziono podanego pliku do czytania", filePath);
}
// Czyszczenie listy banków
bankList.Clear();
// XMLParser (reader)
using (XmlReader reader = XmlReader.Create(fileStream))
{
string currentBankName = null, currentBankId = null;
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element && reader.Name == "bank")
{
currentBankName = reader.GetAttribute("name");
currentBankId = reader.GetAttribute("id");
CreateBankIfNotExists(currentBankName, currentBankId);
}
if (reader.NodeType == XmlNodeType.Element && reader.Name == "card")
{
if (reader.HasAttributes)
{
string clientName, clientNumber, cardNumber, cardLimitString;
decimal cardLimit = 0, balance = 0;
bool isActive = false;
ClientType clientType;
CardType cardType;
//TODO: dodać wczytywanie isActive i balance
clientName = reader.GetAttribute("ownerName");
clientNumber = reader.GetAttribute("ownerNumber");
clientType = (ClientType)int.Parse(reader.GetAttribute("ownerType"));
cardNumber = reader.GetAttribute("number");
cardType = (CardType)int.Parse(reader.GetAttribute("cardType"));
cardLimitString = reader.GetAttribute("cardLimit");
isActive = bool.Parse(reader.GetAttribute("isActive"));
balance = decimal.Parse(reader.GetAttribute("balance"));
if (cardLimitString != null)
{
cardLimit = decimal.Parse(cardLimitString);
}
Client owner;
if (clientType == ClientType.NaturalPerson)
{
owner = new NaturalPerson(clientName, clientNumber);
}
else if (clientType == ClientType.ServiceCompany)
{
owner = new ServiceCompany(clientName, clientNumber);
}
else if (clientType == ClientType.Shop)
{
owner = new Shop(clientName, clientNumber);
}
else if (clientType == ClientType.ServiceCompany)
{
owner = new ServiceCompany(clientName, clientNumber);
}
else
{
continue;
}
Card newCard;
if (cardType == CardType.CreditCard)
{
newCard = new CreditCard(cardNumber, owner, isActive, balance, cardLimit);
}
else if (cardType == CardType.DebitCard)
{
newCard = new DebitCard(cardNumber, owner, isActive, balance);
}
else if (cardType == CardType.ATMCard)
{
newCard = new ATMCard(cardNumber, owner, isActive, balance);
}
else
{
continue;
}
CreateBankIfNotExists(currentBankName, currentBankId);
AddNewCardRequest(newCard, int.Parse(currentBankId));
}
}
if (reader.NodeType == XmlNodeType.EndElement && reader.Name == "bank")
{
currentBankName = null;
currentBankId = null;
}
}
}
// ....
return(true);
}