From 35dd6c4c5d42d3f68a8458734d94b769056483f1 Mon Sep 17 00:00:00 2001
From: Constantin Berhard <constantin@exxxtremesys.lu>
Date: Thu, 31 Jul 2014 22:40:04 +0200
Subject: [PATCH] moar functiannzzz in labyRINT

---
 labyrinth.py | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/labyrinth.py b/labyrinth.py
index 4fdb629..c15531c 100644
--- a/labyrinth.py
+++ b/labyrinth.py
@@ -3,6 +3,8 @@
 from enum import Enum
 from functools import reduce
 
+directions = {"north": (-1, 0), "east": (0, 1), "west": (0, -1), "south": (1, 0)}
+
 class Labyrinth:
 	class GroundType(Enum):
 		FLOOR = 1
@@ -23,6 +25,11 @@ class Labyrinth:
 			assert self.things.count(thing) == 0
 			assert self.groundtype != Labyrinth.GroundType.WALL
 			self.things.append(thing)
+		def neighbor(self,dy,dx):
+			self.labyrinth.getTileAt(self.row + dy, self.column + dx)
+		def isWalkable(self):
+			# this may be more complicated in the future
+			return self.groundtype == Labyrinth.GroundType.FLOOR
 		def toString(self):
 			# always starts with there is/there are
 			if self.groundtype == Labyrinth.GroundType.WALL:
@@ -59,12 +66,33 @@ class Labyrinth:
 			tiles.append(row)
 		return tiles
 	
+	def getWidth(self):
+		return len(self.tiles[0])
+	
+	def getHeight(self):
+		return len(self.tiles)
+	
+	def outOfBounds(self,row,column):
+		return row < 0 or column < 0 or row >= self.getHeight() or column >= self.getWidth()
+	
+	def getTileAt(self,row,column):
+		if self.outOfBounds(row,column):
+			return None
+		else:
+			return self.tiles[row][column]
+	
 	def getTiles(self):
 		return reduce(lambda x,y:x+y, self.tiles)
 	
 	def getFreeTiles (self):
 		return filter(lambda f: f.groundtype == Labyrinth.GroundType.FLOOR and len(f.things == 0) ,self.getTiles)
 	
+	def getDescription (self, field):
+		descr = ""
+		for name,field in zip(["North","South","West","East"], [self.getTileAt(field.row+row,field.column+column) for row,column in [(-1,0),(1,0),(0,-1),(0,1)]]):
+			descr += "In the "+name+" "+("there is a wall" if field is None else str(field))+".\n"
+		return descr
+	
 	def moveThing (self, thing, newField):
 		if thing.onMove(newField) == False:
 			return False
-- 
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