Better location shifting.

[naja.git] / naja / gameboard.py

diff --git a/naja/gameboard.py b/naja/gameboard.py
index de0bc1e3f31c5b4b196d41a9345747a065900595..edda43c702c146211ec0fca2f016e44c89f5c626 100644 (file)
--- a/naja/gameboard.py
+++ b/naja/gameboard.py
@@ -1,7 +1,8 @@
 from random import choice
 
 from naja.constants import(
-    BITS, DIRECTION_BITS, CONDITION_BITS, PLAYER_DEFAULTS)
+    BITS, DIRECTION_BITS, CONDITION_BITS, PLAYER_DEFAULTS,
+    ACT, EXAMINE)
 from naja.player import Player
 from naja import actions
 
@@ -19,6 +20,7 @@ class GameBoard(object):
         self.locations = [item.copy() for item in state['locations']]
         self.player = player
         self.board_locations = board_locations
+        self.player_mode = EXAMINE
 
     @classmethod
     def new_game(cls, locations_definition,
@@ -86,7 +88,67 @@ class GameBoard(object):
 
     def lose_health(self):
         self.health -= 1
-        # TODO: Check win/lose
+        if self.health <= 0:
+            self.end_game(win=False)
+
+    def gain_health(self):
+        if self.health < self.max_health:
+            self.health += 1
+
+    def acquire_win_token(self):
+        self.wins += 1
+        if self.wins >= self.wins_required:
+            self.end_game(win=True)
+
+    def replace_card(self, position):
+        location = LocationCard.new_location(choice(self.locations).copy())
+        self.board_locations[position] = location
+
+    def shift_location_row(self, change, is_vertical):
+        px, py = self.player.position
+        shifted_locations = {}
+        mkpos = lambda i: (px, i) if is_vertical else (i, py)
+
+        for i in range(5):
+            if (px, py) == mkpos(i):
+                continue
+            new_i = (i + change) % 5
+            if (px, py) == mkpos(new_i):
+                new_i = (new_i + change) % 5
+            shifted_locations[mkpos(new_i)] = self.board_locations[mkpos(i)]
+
+        print change, is_vertical, shifted_locations
+        self.board_locations.update(shifted_locations)
+
+    def shift_locations(self, direction):
+        if BITS[direction] == BITS.NORTH:
+            self.shift_location_row(-1, is_vertical=True)
+        elif BITS[direction] == BITS.SOUTH:
+            self.shift_location_row(1, is_vertical=True)
+        elif BITS[direction] == BITS.EAST:
+            self.shift_location_row(1, is_vertical=False)
+        elif BITS[direction] == BITS.WEST:
+            self.shift_location_row(-1, is_vertical=False)
+
+    def change_mode(self, new_mode):
+        """Advance to the next mode"""
+        if new_mode == self.player_mode:
+            raise RuntimeError("Inconsistent state. Setting mode %s to itself"
+                               % self.player_mode)
+        elif new_mode in (ACT, EXAMINE):
+            self.player_mode = new_mode
+        else:
+            raise RuntimeError("Illegal player mode %s" % self.player_mode)
+
+    def end_game(self, win):
+        # TODO: Find a way to not have UI stuff in game logic stuff.
+        from naja.events import SceneChangeEvent
+        from naja.scenes.lose import LoseScene
+        from naja.scenes.win import WinScene
+        if win:
+            SceneChangeEvent.post(WinScene)
+        else:
+            SceneChangeEvent.post(LoseScene)
 
 
 class LocationCard(object):
@@ -97,6 +159,7 @@ class LocationCard(object):
     def __init__(self, bitwise_operand, location_actions):
         self.bitwise_operand = bitwise_operand
         self.actions = location_actions
+        self.check_actions()
 
     @classmethod
     def import_location(cls, state):
@@ -124,6 +187,19 @@ class LocationCard(object):
             'actions': [action.export() for action in self.actions],
         }
 
+    def check_actions(self):
+        if not self.actions:
+            print "Warning: Location has no actions."
+            self.insert_default_default_action()
+        if self.actions[0].required_bits:
+            self.insert_default_default_action()
+
+    def insert_default_default_action(self):
+        self.actions.insert(0, self.build_action({
+            'action_class': 'DoNothing',
+            'required_bits': [],
+        }))
+
     @staticmethod
     def generate_bitwise_operand():
         """