Added more comments to deck

src/main/java/inf112/fiasko/roborally/objects/Deck.java

@@ -18,6 +18,9 @@ public abstract class Deck<T> implements IDeck<T> {
         this.cardList = new ArrayList<>(cardList);
     }
 
+    /**
+     * Randomises the order of the deck
+     */
     @Override
     public void shuffle() {
         Random randomGenerator = new Random();
@@ -31,12 +34,21 @@ public abstract class Deck<T> implements IDeck<T> {
         }
     }
 
+    /**
+     * Draws one card from the other deck
+     * @param other The deck to draw the card from
+     */
     @Override
     public void draw(IDeck<T> other) {
         Deck<T> otherDeck = (Deck<T>) other;
         cardList.add(otherDeck.cardList.remove(0));
     }
 
+    /**
+     * Draws multiple cards from the other deck
+     * @param other The other deck to draw from
+     * @param n The number of cards to draw
+     */
     @Override
     public void draw(IDeck<T> other, int n) {
         Deck<T> otherDeck = (Deck<T>) other;
@@ -48,27 +60,47 @@ public abstract class Deck<T> implements IDeck<T> {
         }
     }
 
+    /**
+     * Empty the entire deck into the other deck
+     * @param other The deck to move this deck's cards into
+     */
     @Override
     public void emptyInto(IDeck<T> other) {
         Deck<T> otherDeck = (Deck<T>) other;
         otherDeck.draw(this, this.size());
     }
 
+    /**
+     * Checks if the deck is empty
+     * @return Boolean for if the deck is empty
+     */
     @Override
     public boolean isEmpty() {
         return cardList.isEmpty();
     }
 
+    /**
+     * Gets the size of the deck
+     * @return int size of the deck
+     */
     @Override
     public int size() {
         return cardList.size();
     }
 
+    /**
+     * Gets a list of all the cards in the deck
+     * @return ArrayList of cards from the deck
+     */
     @Override
     public List<T> getCards() {
         return new ArrayList<>(cardList);
     }
 
+    /**
+     * Gets the card from the deck in String format
+     * @return String the cards from the deck
+     */
     @Override
     public String toString() {
         StringBuilder builder = new StringBuilder();
@@ -78,11 +110,19 @@ public abstract class Deck<T> implements IDeck<T> {
         return builder.toString();
     }
 
+    /**
+     * Looks at the top card in the deck
+     * @return ProgrammingCard the first card in the deck
+     */
     @Override
     public T peekTop() {
         return cardList.get(0);
     }
 
+    /**
+     * Looks at the bottom card of the deck
+     * @return ProgrammingCard the last card in the deck
+     */
     @Override
     public T peekBottom() {
         return cardList.get(size()-1);