SZI2019SmieciarzWmi/Traversal/DFS.py

39 lines
1.3 KiB
Python

from utilities import movement,check_moves
from DataModels.House import House
from DataModels.Container import Container
def DFS(grid, available_movement, gc_moveset, depth=0):
possible_goals = []
a = gc_moveset[-1][0]
b = gc_moveset[-1][1]
possible_goals.append([a+1,b])
possible_goals.append([a-1,b])
possible_goals.append([a,b+1])
possible_goals.append([a,b-1])
house_in_area = False
for location in possible_goals:
try:
cell = grid[location[0]][location[1]]
if(type(cell) == House and cell.container.is_full and cell.unvisited):
cell.unvisited = False
house_in_area = True
break
except:
continue
if(house_in_area):
xy = gc_moveset[-1]
gc_moveset.append("pick_garbage")
return (xy, gc_moveset)
if len(available_movement) == 0 or depth>30:
return
x,y = gc_moveset[-1]
for direction in available_movement:
x_next, y_next = movement(grid,x,y)[0][direction]
available_movement_next = check_moves(grid, x_next,y_next,direction)
gc_moveset_next = gc_moveset.copy()
gc_moveset_next.append([x_next,y_next])
result = DFS(grid, available_movement_next, gc_moveset_next, depth+1)
if result!= None:
return result