Minor refactoring.

diff --git a/server.py b/server.py
index 7f05cb5d687bec9150dabac85a36cdae734c29d1..35bd9bc76ea890c7c72ff9b4a5735c2c5156df2a 100755 (executable)
--- a/server.py
+++ b/server.py
@@ -102,18 +102,21 @@ class Thing:
         self.position = position
         self.task = Task('wait')
 
-    def task_wait(self):
-        pass
-
-    def task_move(self, direction):
+    def _move_pos(self, direction, pos_yx):
         if direction == 'UP':
-            self.position[0] -= 1
+            pos_yx[0] -= 1
         elif direction == 'DOWN':
-            self.position[0] += 1
+            pos_yx[0] += 1
         elif direction == 'RIGHT':
-            self.position[1] += 1
+            pos_yx[1] += 1
         elif direction == 'LEFT':
-            self.position[1] -= 1
+            pos_yx[1] -= 1
+
+    def task_wait(self):
+        pass
+
+    def task_move(self, direction):
+        self._move_pos(direction, self.position)
 
     def decide_task(self):
         if self.position[1] > 1:
@@ -130,14 +133,7 @@ class Thing:
             else:
                 direction = kwargs['direction']
             test_pos = self.position[:]
-            if direction == 'UP':
-                test_pos[0] -= 1
-            elif direction == 'DOWN':
-                test_pos[0] += 1
-            elif direction == 'RIGHT':
-                test_pos[1] += 1
-            elif direction == 'LEFT':
-                test_pos[1] -= 1
+            self._move_pos(direction, test_pos)
             if test_pos[0] < 0 or test_pos[1] < 0 or \
                test_pos[0] >= self.world.map_size[0] or \
                test_pos[1] >= self.world.map_size[1]: