Some updates, including a Forest card coupled with its Tap Land ability

abilities.py

@@ -1,4 +1,13 @@
+import logging
 import mtg
 
+class TapMana(mtg.Ability):
+    def __init__(self, card, mana):
+        mtg.Ability.__init__(self, card, name='Tap Land', tap=True)
+        self.mana = mana
+    def run(self):
+        self.card.owner.mana += self.mana
+        logging.debug('%s: Added %s to mana pool of %s', self, self.mana, self.card.owner)
+
 class Lifelink(mtg.Ability):
     pass

cards.py

@@ -1,4 +1,17 @@
 from mtg import *
+import abilities
+
+"""
+Forest
+Basic Land -- Forest
+A-L, B-L, U-L, RV-L, 4E-L, 5E-L, 6E-L, 7E-L, 8ED-L, 9ED-L, 10E-L, M10-L, P1-L, P2-L, P3K-L, S99-L, S00-L, IA-L, MI-L, TE-L, US-L, MM-L, IN-L, OD-L, ONS-L, MRD-L, 
+CHK-L, RAV-L, TSP-L, LRW-L, SHM-L, ALA-L, ZEN-L, ROE-L, HOP-L
+"""
+class Forest(Card):
+    def __init__(self):
+        Card.__init__(self, 'Forest', 'basic land', ['forest'])
+        self.abilities.append(abilities.TapMana(self, 'G'))
+
 """
 Elvish Archdruid
 1GG
@@ -8,7 +21,6 @@ Other Elf creatures you control get +1/+1.
 {T}: Add {G} to your mana pool for each Elf you control.
 M10-R
 """
-
 class Elvish_Archdruid(Card):
     def __init__(self):
-        Card.__init__(self, 'Elvish Archdruid', ['elf', 'druid'], '1GG', 2, 2)
+        Card.__init__(self, 'Elvish Archdruid', 'creature', ['elf', 'druid'], '1GG', 2, 2)

main.py

@@ -0,0 +1,18 @@
+import logging
+from mtg import *
+import cards
+
+logging.basicConfig(level=logging.DEBUG)
+
+game = Game()
+test_deck = Deck()
+test_deck.extend(cards.Forest() * 20)
+test_deck.extend(cards.Elvish_Archdruid() * 40)
+opponent = Player('Opponent', game, test_deck)
+you = Player('You', game, test_deck)
+
+you.draw(7)
+# Place a land
+you.cast(you.hand[0])
+#Tap the land
+you.battlefield[0].abilities[0].activate()

mtg.py

@@ -1,5 +1,6 @@
 import copy
 import random
+import logging
 from observable import Observable
 
 class Game:
@@ -99,39 +100,81 @@ class ManaCost:
         return self.mana.converted() + self.any
 
 class Player:
-    def __init__(self, name, deck=None):
+    def __init__(self, name, game, deck=None):
         self.name = name
+        self.game = game
+        self.life = 20
+        self.mana = Mana()
         self.deck = None
+        self.library = CardList(self, 'library')
+        self.hand = CardList(self, 'hand')
+        self.graveyard = CardList(self, 'graveyard')
+        self.battlefield = CardList(self, 'battlefield')
+        
         self.setDeck(deck)
-        self.hand = CardList()
-        self.graveyard = CardList()
-        self.battlefield = CardList()
+        
+        self.lifeChanged = Observable()
+        self.defeated = Observable()
+        self.casts = Observable()
+        
+        logging.debug('Initialized %s', self)
     def __repr__(self):
-        return 'Player: {0} [Deck:{1}]'.format(self.name, len(self.deck))
+        return 'Player: {0} [Life:{1},Mana:{2},Hand:{3},Library:{4}]'.format(self.name, self.life, self.mana, len(self.hand), len(self.library) if self.library else self.library)
     def setDeck(self, deck):
         if not deck:
             return
-        self.deck = copy.copy(deck)
-        for card in deck:
+        self.deck = copy.deepcopy(deck)
+        self.deck.owner = self
+        self.library = copy.copy(self.deck)
+        self.library.zone = 'library'
+        for card in self.deck:
+            # Re-initialize so the references are correct
+            card.__init__()
             card.owner = self
-    def draw(self):
-        card = self.deck.pop()
-        self.hand.append(card)
-        card.moved.emit('deck', 'hand')
+    def setLife(self, life):
+        self.life = life
+        self.lifeChanged.emit(self.life)
+    def affectLife(self, amount):
+        self.life = self.life + amount
+        if amount:
+            self.lifeChanged.emit(self.life)
+    def payMana(self, cost):
+        try:
+            self.mana -= cost
+        except:
+            logging.debug('%s could not pay mana cost %s', self, cost)
+            return False
+        logging.debug('%s paid mana cost %s', self, cost)
+        return True
+    def draw(self, count=1):
+        for i in xrange(count):
+            card = self.library[0]
+            card.move(self.library, self.hand)
+            logging.debug('%s drew %s', self, card)
     def cast(self, card):
-        hand.remove(card)
-        self.battlefield.append(card)
-        card.moved.emit('hand', 'battlefield')
+        logging.debug('%s attempts to cast %s', self, card)
+        
+        if not self.payMana(card.cost):
+            logging.debug('%s failed to cast %s: Not enough mana', self, card)
+            return False
+        card.move(self.hand, self.battlefield)
+        logging.debug('%s successfully casts %s', self, card)
+        self.casts.emit(card)
+        return True
 
 class Card:
-    def __init__(self, name, attributes, cost, power, toughness, owner=None):
-        self.name = name 
+    def __init__(self, name, type, attributes, cost=0, power=0, toughness=0, owner=None):
+        self.name = name
+        self.type = type.lower()
         self.attributes = [a.lower() for a in attributes]
-        self.cost = cost
+        self.cost = ManaCost(cost)
         self.power = power
         self.toughness = toughness
+        self.is_tapped = False
+        self.abilities = []
 
         self.owner = owner
+        self.zone = None
 
         # Events
         self.moved = Observable()
@@ -140,7 +183,7 @@ class Card:
 
         self.store()
     def __repr__(self):
-        return 'Card: [{2}] {0}: {1} [{3}/{4}]'.format(self.name, ' '.join([a.capitalize() for a in self.attributes]), self.cost, self.power, self.toughness)
+        return 'Card: [{3}] {0} -- {1}: {2} [{4}/{5}]{6}'.format(self.name, self.type.title(), ' '.join([a.capitalize() for a in self.attributes]), self.cost, self.power, self.toughness, ' [T]' if self.is_tapped else '')
     def __mul__(self, other):
         result = []
         for i in xrange(other):
@@ -150,27 +193,58 @@ class Card:
         self.__stored = copy.copy(self)
     def restore(self):
         self = copy.copy(self.__stored)
+    def move(self, origin, destination):
+        origin.remove(self)
+        destination.append(self)
+        logging.debug('%s moved from %s to %s', self, origin.zone, destination.zone)
+        self.moved.emit(origin.zone, destination.zone)
     def tap(self):
+        if self.is_tapped:
+            return False
+        self.is_tapped = True
+        logging.debug('%s is tapped', self)
         self.tapped.emit()
+        return True
 
 class Ability:
-    def __init__(self, target):
-        self.target = target
+    def __init__(self, card, name='Unknown', cost=0, tap=False):
+        self.card = card
+        self.name = name
+        self.cost = ManaCost(cost)
+        self.tap = tap
         self.init()
+    def __repr__(self):
+        return 'Ability: {0} [{1}{2}]'.format(self.name, self.cost, ', T' if self.tap else '')
     def init(self):
         pass
+    def run(self):
+        pass
+    def activate(self):
+        logging.debug('%s attempting to activate %s on %s', self.card.owner, self, self.card)
+        if self.tap and self.card.is_tapped:
+            logging.debug('%s failed to activate %s on %s', self.card.owner, self, self.card)
+            return False
+        if self.card.owner.payMana(self.cost):
+            if self.tap:
+                self.card.tap()
+            logging.debug('%s succeeded activating %s on %s', self.card.owner, self, self.card)
+            self.run()
+            return True
+        logging.debug('%s failed to activate %s on %s', self.card.owner, self, self.card)
+        return False
 
 class CardList(list):
-    def __init__(self, game):
+    def __init__(self, owner, zone):
         list.__init__(self)
-        self.game = game
+        self.owner = owner
+        self.zone = zone
     def append(self, item):
         item.list = self
         list.append(self, item)
 
 class Deck(CardList):
     def __init__(self):
-        pass
+        CardList.__init__(self, None, 'deck')
     def shuffle(self):
         random.shuffle(self)
     def cards(self):

observable.py

@@ -3,6 +3,8 @@ class Observable(object):
         self.subscribers = []
     def subscribe(self, subscriber):
         self.subscribers.append(subscriber)
+    def unsubscribe(self, subscriber):
+        self.subscribers.remove(subscriber)
     def emit(self, *args):
         for fn in self.subscribers:
             fn(*args)