added agent to the map, error handling of boxes placed at the same square

model.py

@@ -1,7 +1,7 @@
 from mesa import Model, Agent
 from agent import Player
 from mesa.time import RandomActivation
-from mesa.space import SingleGrid
+from mesa.space import MultiGrid
 #from mesa.datacollection import DataCollector
 import random
 
@@ -14,17 +14,23 @@ boxes_number = 5
 
 class GameMap(Model):
     def __init__(self, x, y, boxes_number):
-        self.grid = SingleGrid(x, y, False)
+        self.grid = MultiGrid(x, y, False)
         self.schedule = RandomActivation(self)  # agenci losowo po kolei wykonują swoje akcje
         # to jest potrzebne przy założeniu, że potwory chodzą?
         self.boxes_number = boxes_number
+        player = Player(1, self)
+        x = self.random.randrange(self.grid.width)
+        y = self.random.randrange(self.grid.height)
+        self.grid.place_agent(player, (x, y))
         for i in range(self.boxes_number):
             box = Box(i, self)
             self.schedule.add(box)
             x = self.random.randrange(self.grid.width)
             y = self.random.randrange(self.grid.height)
+            try:
                 self.grid.place_agent(box, (x, y))
-        player = Player(i, self)
+            except:
+                pass
 
 
         # self.datacollector=DataCollector #informacje o stanie planszy, pozycja agenta
@@ -41,6 +47,7 @@ class Box(Agent):
         # self.y_coor = random.randrange(1, y + 1)
         self.closed = True
         self.content = 'unknown'
+        self.isBox=True
 
     def open(self):
         self.closed = False

server.py

@@ -3,15 +3,18 @@ from mesa.visualization.modules import CanvasGrid
 from mesa.visualization.ModularVisualization import ModularServer
 
 
-def box_representation(box):
+def player_representation(agent):
     portrayal = {"Shape": "circle",
                  "Filled": "true",
                  "Layer": 0,
                  "Color": "red",
                  "r": 0.5}
+    if agent.isBox:
+        portrayal["Color"] = "grey"
+        portrayal["Layer"] = 1
     return portrayal
 
-grid = CanvasGrid(box_representation, 10, 10, 500, 500)
+grid = CanvasGrid(player_representation, 10, 10, 500, 500)
 server = ModularServer(GameMap,
                        [grid],
                        "Map",