Fixes to placing packages

Environment.py

@@ -2,7 +2,6 @@ from Empty import Empty
 from Moving_truck import Moving_truck
 from Package import Package
 from Package_types import Package_types
-from Placed_package import Placed_package
 from Shelf import Shelf
 import pygame
 import random

Moving_truck.py

@@ -1,6 +1,5 @@
 from Empty import Empty
 from Package import Package
-from Placed_package import Placed_package
 from Shelf import Shelf
 
 
@@ -16,7 +15,7 @@ class Moving_truck:
         field_to_move_to = self.enviroment_2d[truck_x+x][truck_y+y]
         if isinstance(field_to_move_to, Empty):
             self.swap_fields(truck_x, truck_y, truck_x+x, truck_y+y)
-        elif isinstance(field_to_move_to, Package) and not isinstance(field_to_move_to, Placed_package):
+        elif isinstance(field_to_move_to, Package) and not field_to_move_to.is_placed:
             self.move_truck_with_package(x, y)
 
     def move_truck_with_package(self, x, y):
@@ -38,8 +37,10 @@ class Moving_truck:
         truck_x = self.truck.x
         truck_y = self.truck.y
         package = self.enviroment_2d[truck_x+x][truck_y+y]
+        # self.enviroment_2d[truck_x+x][truck_y +
+        #                               y] = Placed_package(package)
         self.enviroment_2d[truck_x+x][truck_y +
-                                      y] = Placed_package(package)
+                                      y].is_placed = True
         self.move_without_swapping(
             truck_x+x, truck_y+y, truck_x+(x*2), truck_y+(y*2))
         self.move_without_swapping(truck_x, truck_y, truck_x+x, truck_y+y)

Package.py

@@ -12,6 +12,7 @@ class Package(Field):
         Field.__init__(self, window, x, y)
         self.mark_image = self.get_marking_photo()
         self.type = random.choice(list(Package_types))
+        self.is_placed = False
 
     def get_marking_photo(self):
         file_path_type = ["resources/package_markings/*.jpg"]

Placed_package.py

@@ -1,7 +0,0 @@
-from Package import Package
-
-
-class Placed_package(Package):
-    def __init__(self, package):
-        Package.__init__(self, package.window, package.x, package.y)
-        self.type = package.type