//Constructor #1 (for creating a new set of flash cards)
public CreateAndModify()
{
InitializeComponent();
//creating a new list of cards (empty)
listOfCards = new ListOfCards();
}
public static bool writeToFile(string fileName, ListOfCards content)
{
try
{
//Putting the cards in 'content' into a List<tmpCard> for processing
List <tmpCard> tmpListOfCards = new List <tmpCard>();
for (int x = 0; x <= (content.getNumOfCards() - 1); x++)
{
tmpListOfCards.Add(new tmpCard()
{
question = content.getCardAt(x).getQuestion(),
answer = content.getCardAt(x).getAnswer()
});
}
//Converting 'tmpListOfCards' into JSON
string json = JsonConvert.SerializeObject(tmpListOfCards.ToArray());
//Writing to the file 'json'
System.IO.File.WriteAllText(fileName, json);
return(true); //Writing to the file was successful
}
catch
{
return(false); //Writing to file failed
}
}
//Constructor #2 (for modifying an existing set of flash cards)
public CreateAndModify(ListOfCards tmpListOfCards, string fileName) //Takes an Object because it does not like that it when it is of type ListOfCards
{
InitializeComponent();
//Setting the text of the form
this.Text = "C & M Flash Cards: " + fileName;
this.listOfCards = tmpListOfCards; //Casting the object to be a list of cards
//Updating the listbox to show the cards
updateListBox();
}
private bool answerShown; //Tells us whether the answer is being shown
public UsingFlashCards(ListOfCards c, string fileName)
{
InitializeComponent();
//Setting the name of the form
this.Text = "Flash Card: " + fileName;
//Putting the Card into the listOfCards
listOfCards = c;
//Setting variable to there default
answerShown = false; //This is becuase the answer is first hidden
answerHiddenMessage = "Click the button below to reveal!"; //This is the message that will be displayed when the answer is hidden
//Loading first question when the form loads
loadQuestion(listOfCards.getNextCard());
}
//Reads a given file path, and then returns the content as a 'ListOfCards'
public static ListOfCards readFromFile(string fileName)
{
//Reading from the file the user selected using a stream
using (StreamReader r = new StreamReader(fileName))
{
//Reading file into a string
string json = r.ReadToEnd();
//Converting the json string into a 'Card' object (Using the below card class)
List <tmpCard> tmpListOfCards = JsonConvert.DeserializeObject <List <tmpCard> >(json);
//Creating a instance of ListOfCards, so we can return it once the cards have been put in
ListOfCards returnListOfCards = new ListOfCards();
//Putting the 'Cards' from the 'tmpListOfCards' into the 'listOfCards' (Covering from a tmpCard to a Card, foreach element)
foreach (tmpCard c in tmpListOfCards)
{
returnListOfCards.addCard(new Card(c.question, c.answer));
}
//Returning the 'ListOfCard' that was read from the file
return(returnListOfCards);
}
}
