nikkothari22 / ConsoleUNO

Console based UNO game (Java)

ConsoleUNO

Console based UNO game (Java)

Basics:

An UNO game consists of cards – 4 colours (25 each)

Cards:

1. 0 : 1 card/colour.
2. 1 to 9 : 2 cards/colour.
3. Skip / Reverse / Draw 2 : 2 cards/colour.
4. Wild Cards : 4 cards.
5. "Draw Four" + Wild Cards : 4 cards.

Data Structures used :

1. Doubly Linked List for player objects
2. Stack/queue for deck of cards

Classes:

1. Card:

Variables:

1. int colour – contains color code of card (R-0, G-1, B-2, Y-3)
2. int cardType – contains card type code

Methods/Functions:

1. setRandomCard() – creates a random card (random colour and type). Returns the card object.
2. cardColourCodeConvert() – returns the String equivalent of the card colour.
3. cardTypeCodeConvert() – returns the String equivalent of the card type.

2. Player:

Variables:

1. String playerName – contains player name
2. Int playerNumber – contains playerNumber
3. Int numberOfCards – contains total number of cards possessed by player
4. Card playerDeck[] - contains array of card objects which player has.

Methods/Functions:

1. getPlayerName() – accepts player name
2. addCardToDeck(card) – adds parameter card to player deck
3. removeCardFromDeck(int) – removes card from player deck
4. displayPlayerDeck() – displays complete player deck.

3. Game:

Variables:

1. int totalDeck[][] – contains information of all the cards used in the game.
2. Card extraDeck[] – array of card objects for extra cards.
3. Int topExtraDeck – indicates top of extraDeck stack
4. Int bottomExtraDeck – indicates bottom of extraDeck stack
5. Card playingCard – the card in play (a.k.a. reference card)
6. Int numberOfPlayers – Total no. of players in the game
7. Int totalNumberOfCards – total no. of cards (108)
8. Int numberOfCardsPerPlayer – number of cards each player has at the start.
9. Int gameDirection – used to reverse the flow of control of game
10. Player p0: p0 is head of Linked List.

Functions/Methods:

1. checkRandomCardValidity() – checks random card generated, then adds entry to totalDeck[][], then returns true or false.
2. Main() – main function of program, start-point.
3. setCardsForPlayer(Player) – sets initial random cards for player
4. setDoublyLinkedList() – sets the linking of all the player objects
5. gameStart() – multiple uses – accepts number of users, no. of cards
6. displayAllPlayers() – displays details and card deck of every player object
7. setExtraDeck() – sets the remaining extra deck as a doubly ended stack
8. setFirstCard() – chooses the first card in gameplay
9. displayPlayingCard() – displays the reference card object details
10. popExtraDeck(), pushExtraDeck()
11. playerTurn() – recursive function controlling game play
12. nextPlayerDrawsCard() – for Draw 2 and Draw 4 cards
13. ifCardIsWild() – accepts change of colour if Wild card is played.
14. checkCardPlayable() – checks the card whether it can be played by comparing it to reference card.