blob: 71c62986466babcaf4b4050629913ca3c58622d0 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
module Game where
import Data.Char (isDigit)
import Control.Monad (when)
import System.Random (RandomGen)
import Player (Player, shed, draw)
import qualified Player as P
import Card (Card)
import qualified Card as C
data Direction = CCW | CW
data Game = Game { players :: [Player]
, playerIdx :: Int
, attack :: Integer
, direction :: Direction
, stockPile :: [Card]
, discardPile :: [Card]
}
-- | Advance game state.
advanceGame :: Game -> IO Game
advanceGame game@(Game plyrs pidx att dir stock disc) = do
cardToPlay <- prompt game
let newPidx = (pidx + 1) `mod` (length plyrs)
advanceGame (Game plyrs newPidx att dir stock disc)
-- | Prompt player to play a card (or draw card and skip turn).
prompt :: Game -> IO (Maybe Card)
prompt game@(Game plyrs pidx att _ _ _) = do
let player = plyrs !! pidx
let cards = P.cards player
putStrLn $ P.name player ++ "'s turn (input 0 to skip turn and draw card)"
putStrLn $ P.showCards player
cardIdxStr <- getLine
if any (== False) $ map isDigit cardIdxStr
then do
putStrLn "Please input card #"
prompt game
else do
let cardIdx = read cardIdxStr - 1
if cardIdx == -1
then do
return Nothing
else do
if cardIdx < 0 || cardIdx >= length cards
then do
putStrLn "This card does not exist, try again"
prompt game
else return $ Just (cards !! cardIdx)
-- | Deal c cards to each player in game.
dealCards :: Int -> Game -> Game
dealCards c game@(Game plyrs _ _ _ stock disc)
| (length $ P.cards $ head plyrs) < c =
dealCards c game { players = newPlyrs, stockPile = newStock }
| otherwise = game
where newPlyrs = giveOneCardEach stock plyrs
newStock = drop c stock
giveOneCardEach =
zipWith (\card player -> player { P.cards = card:(P.cards player) })
|
