# HG changeset patch
# User Simon Cross <hodgestar@gmail.com>
# Date 1251752240 0
# Node ID edc15ce8fa30d36cc47ef919a5f16456bebf7c49
# Parent  7e9c8ad06d32305acf7306ba109d8bafe3e9dcb1
Implement fence selling (a bit hackish, but fine for now).

diff -r 7e9c8ad06d32 -r edc15ce8fa30 gamelib/constants.py
--- a/gamelib/constants.py	Mon Aug 31 20:44:00 2009 +0000
+++ b/gamelib/constants.py	Mon Aug 31 20:57:20 2009 +0000
@@ -22,6 +22,7 @@
 STARTING_CASH = 1000
 SELL_PRICE_CHICKEN = 10
 BUY_PRICE_FENCE = 50
+SELL_PRICE_FENCE = 25
 
 TOOL_SELL_CHICKEN = 1
 TOOL_SELL_EGG = 2
diff -r 7e9c8ad06d32 -r edc15ce8fa30 gamelib/gameboard.py
--- a/gamelib/gameboard.py	Mon Aug 31 20:44:00 2009 +0000
+++ b/gamelib/gameboard.py	Mon Aug 31 20:57:20 2009 +0000
@@ -78,6 +78,9 @@
     TILE_DIMENSIONS = (20, 20)
     TOOLBAR_WIDTH = 140
 
+    GRASSLAND = tiles.REVERSE_TILE_MAP['grassland']
+    FENCE = tiles.REVERSE_TILE_MAP['fence']
+
     def __init__(self):
         self.tv = tiles.FarmVid()
         self.tv.tga_load_tiles(data.filepath('tiles.tga'), self.TILE_DIMENSIONS)
@@ -145,13 +148,19 @@
         self.remove_chicken(chick)
 
     def buy_fence(self, tile_pos):
-        if self.tv.get(tile_pos) != tiles.REVERSE_TILE_MAP['grassland']:
+        if self.tv.get(tile_pos) != self.GRASSLAND:
             return
         if self.cash < constants.BUY_PRICE_FENCE:
             print "You can't afford a fence."
             return
         self.add_cash(-constants.BUY_PRICE_FENCE)
-        self.tv.set(tile_pos, tiles.REVERSE_TILE_MAP['fence'])
+        self.tv.set(tile_pos, self.FENCE)
+
+    def sell_fence(self, tile_pos):
+        if self.tv.get(tile_pos) != self.FENCE:
+            return
+        self.add_cash(constants.SELL_PRICE_FENCE)
+        self.tv.set(tile_pos, self.GRASSLAND)
 
     def buy_building(self, tile_pos, building_cls):
         building = building_cls(tile_pos)
@@ -162,11 +171,14 @@
             self.add_building(building)
 
     def sell_building(self, tile_pos):
+        if self.tv.get(tile_pos) == self.FENCE:
+            return self.sell_fence(tile_pos)
         for building in self.buildings:
             if building.covers(tile_pos):
                 self.add_cash(building.sell_price())
                 building.remove(self.tv)
                 self.remove_building(building)
+                break
 
     def event(self, e):
         if e.type == KEYDOWN: