from DataModels.Cell import Cell
from DataModels.Road import Road
from DataModels.House import House
from DataModels.Dump import Dump
from config import GRID_WIDTH, GRID_HEIGHT, DELAY, CLOSE_ON_END
from utilities import movement, check_moves, save_moveset
from vowpal_utils import parse_list, MAP_CONTENT
from Traversal.DFS import DFS
from Traversal.BestFS import BestFS
from Traversal.BFS import BFS
import pygame, sys

class GC(Cell):
    moves_made = 0
    algorithm_run = False
    def __init__(self, x, y, max_rubbish, yellow=0, green=0, blue=0):
        Cell.__init__(self, x, y, max_rubbish, yellow, green, blue)
        self.moves = []
        self.old_time = pygame.time.get_ticks()

    def move(self, direction, environment):
        self.x, self.y = movement(environment, self.x, self.y)[0][direction]
        self.update_rect(self.x, self.y)
        self.moves_made = self.moves_made + 1 #moves counter

    def collect(self, enviromnent):
        x, y = [self.x, self.y]
        coordinates = [(x, y - 1), (x, y + 1), (x - 1, y), (x + 1, y)]
        for coordinate in coordinates:
            if coordinate[0]<0 or coordinate[1]<0:
                continue
            try:
                item = enviromnent[coordinate[0]][coordinate[1]]
            except:
                continue

            if(type(item) == House or type(item) == Dump):
                item.return_trash(self)
        self.update_image()

    def get_moves_count(self):
        return self.moves_made

    def find_houses(self,enviromnent, house_count,dump_count, mode):
        self.algorithm_run = True

        x = self.x
        y = self.y
        result = []
        whole_result=[]
        element_list=[]
        house_count_after_search=house_count
        for home in range(house_count):
            last_x = x
            last_y = y
            avalible_moves = check_moves(enviromnent, x,y)
            if mode == "DFS":
                house,[x,y],result = DFS(enviromnent,avalible_moves,[[x,y]],House)
            elif mode == "BFS":
                house,[x,y],result = BFS(enviromnent,avalible_moves,[[x,y]],House)
            self.moves.extend(parse_list(result[1:], last_x,last_y))
            element_list.append(house)

            MAP_CONTENT[house.y][house.x] = 'V'
        for dump in range(dump_count):
            last_x = x
            last_y = y
            avalible_moves = check_moves(enviromnent, x,y)
            if mode == "DFS":
                dump,[x,y],result = DFS(enviromnent,avalible_moves,[[x,y]],Dump)
            elif mode == "BFS":
                dump,[x,y],result = BFS(enviromnent,avalible_moves,[[x,y]],Dump)
            self.moves.extend(parse_list(result[1:], last_x,last_y))
            element_list.append(dump)
        for x in element_list:
            x.unvisited = True
        self.moves.reverse()
        save_moveset(self.moves)

    def find_houses_BestFS(self, environment):
        self.algorithm_run = True

        x = self.x
        y = self.y
        result = [[x,y]]
        whole_result=[]
        houses_list = []
        dump_list = []
        a = 0
        for row in environment:
            b = 0
            for col in row:
                if (type(col) is House):
                    houses_list.append([col,[a,b]])
                if (type(col) is Dump):
                    dump_list.append([col,[a,b]])
                b += 1
            a += 1

        x, y = self.x, self.y
        print(MAP_CONTENT)
        for i in range(len(houses_list)):
            last_x = x
            last_y = y
            available_movement = check_moves(environment, x, y)
            output = BestFS(environment, available_movement, [[x,y]], houses_list)
            if(output != None):
                [x,y],result,houses_list,house = output[0], output[1], output[2], output[3]
                MAP_CONTENT[house.y][house.x] = 'V'
                self.moves.extend(parse_list(result[1:], last_x,last_y))
        for i in range(len(dump_list)):
            last_x = x
            last_y = y
            available_movement = check_moves(environment, x, y)
            output = BestFS(environment, available_movement, [[x,y]], dump_list)
            if(output != None):
                [x,y],result,dump_list = output[0], output[1], output[2]
                self.moves.extend(parse_list(result[1:], last_x,last_y))
        self.moves.reverse()
        print(MAP_CONTENT)
        save_moveset(self.moves)

    def make_actions_from_list(self,environment):
        now = pygame.time.get_ticks()
        if len(self.moves)==0 or now - self.old_time <= DELAY:
            if(len(self.moves)==0 and CLOSE_ON_END=="true" and self.algorithm_run):
                print("DONE")
                sys.exit()
            return

        self.old_time = pygame.time.get_ticks()
        if self.moves[-1] == "pick_garbage":
            self.collect(environment)
            self.moves.pop()
            return
        direction = self.moves.pop()
        self.move(direction,environment)