Merge pull request 'genetic_alg' (#34) from genetic_alg into master

Reviewed-on: #34

algorithms/a_star.py

@@ -4,10 +4,11 @@ import heapq
 from dataclasses import dataclass, field
 from typing import Tuple, Optional, List
 
+from algorithms.genetic.const import MAP_ALIASES
 from common.constants import ROWS, COLUMNS, LEFT, RIGHT, UP, DOWN
 from common.helpers import directions
 
-EMPTY_FIELDS = ['s', 'g', ' ']
+EMPTY_FIELDS = [MAP_ALIASES.get("SAND"), MAP_ALIASES.get("GRASS"), ' ']
 
 TURN_LEFT = 'TURN_LEFT'
 TURN_RIGHT = 'TURN_RIGHT'

algorithms/genetic/common.py

@@ -0,0 +1,142 @@
+from dataclasses import dataclass
+
+import numpy as np
+
+from const import *
+from typing import List, Dict, Tuple
+
+import numpy.typing as npt
+
+
+@dataclass
+class Position:
+    row: int
+    col: int
+
+
+@dataclass
+class Area:
+    position: Position
+    width: int
+    height: int
+
+
+AREAS_TO_CROSS = [
+    # up above left knights spawn
+    Area(position=Position(row=0, col=0),
+         width=KNIGHTS_SPAWN_WIDTH,
+         height=LEFT_KNIGHTS_SPAWN_FIRST_ROW),
+
+    # down below left knights spawn
+    Area(position=Position(row=LEFT_KNIGHTS_SPAWN_FIRST_ROW + KNIGHTS_SPAWN_HEIGHT, col=0),
+         width=KNIGHTS_SPAWN_WIDTH,
+         height=ROWS - LEFT_KNIGHTS_SPAWN_FIRST_ROW - KNIGHTS_SPAWN_HEIGHT),
+
+    # between left knights spawn and castle
+    Area(position=Position(row=0, col=KNIGHTS_SPAWN_WIDTH),
+         width=CASTLE_SPAWN_FIRST_COL - KNIGHTS_SPAWN_WIDTH,
+         height=ROWS),
+
+    # up above castle
+    Area(position=Position(row=0, col=CASTLE_SPAWN_FIRST_COL),
+         width=2,
+         height=CASTLE_SPAWN_FIRST_ROW),
+
+    # down below castle
+    Area(position=Position(row=CASTLE_SPAWN_FIRST_ROW + 2, col=CASTLE_SPAWN_FIRST_COL),
+         width=2,
+         height=ROWS - CASTLE_SPAWN_FIRST_ROW - 2),
+
+    # between castle and right knights spawn
+    Area(position=Position(row=0, col=CASTLE_SPAWN_FIRST_COL + 2),
+         width=RIGHT_KNIGHTS_SPAWN_FIRST_COL - CASTLE_SPAWN_FIRST_COL - 2,
+         height=ROWS),
+
+    # up above right knights spawn
+    Area(position=Position(row=0, col=RIGHT_KNIGHTS_SPAWN_FIRST_COL),
+         width=KNIGHTS_SPAWN_WIDTH,
+         height=RIGHT_KNIGHTS_SPAWN_FIRST_ROW),
+
+    # down below right knights spawn
+    Area(position=Position(row=RIGHT_KNIGHTS_SPAWN_FIRST_ROW + KNIGHTS_SPAWN_HEIGHT, col=RIGHT_KNIGHTS_SPAWN_FIRST_COL),
+         width=KNIGHTS_SPAWN_WIDTH,
+         height=ROWS - RIGHT_KNIGHTS_SPAWN_FIRST_ROW - KNIGHTS_SPAWN_HEIGHT),
+]
+
+
+def dfs(grid: npt.NDArray, visited: Dict[Tuple[int, int], bool], position: Position, rows: int, cols: int) -> None:
+    visited[(position.row, position.col)] = True
+
+    row_vector = [0, 0, 1, -1]
+    col_vector = [-1, 1, 0, 0]
+
+    neighbours = []
+    for i in range(4):
+        rr = position.row + row_vector[i]
+        cc = position.col + col_vector[i]
+        if rr < 0 or rr >= ROWS:
+            continue
+        elif cc < 0 or cc >= COLUMNS:
+            continue
+        else:
+            p = Position(rr, cc)
+            if (p.row, p.col) in visited:
+                neighbours.append(p)
+
+    for neighbour in neighbours:
+        if not visited[(neighbour.row, neighbour.col)]:
+            dfs(grid, visited, neighbour, rows, cols)
+
+
+def get_islands(grid: npt.NDArray, positions: List[Position], rows: int = ROWS, cols: int = COLUMNS) -> List[Position]:
+    """it returns list of all islands roots"""
+    visited = {}
+
+    for position in positions:
+        visited[(position.row, position.col)] = False
+
+    islands = 0
+    roots = []
+    for position in positions:
+        if not visited[(position.row, position.col)]:
+            dfs(grid, visited, position, rows, cols)
+            roots.append(position)
+            islands += 1
+
+    return roots
+
+
+def find_neighbours(grid: npt.NDArray, col: int, row: int) -> List[Position]:
+    dr = [-1, 1, 0, 0]
+    dc = [0, 0, -1, 1]
+
+    neighbours = []
+
+    for i in range(4):
+        rr = row + dr[i]
+        cc = col + dc[i]
+
+        if 0 <= rr < ROWS and 0 <= cc < COLUMNS and grid[rr][cc] == MAP_ALIASES.get('GRASS'):
+            neighbours.append(Position(row=rr, col=cc))
+
+    return neighbours
+
+
+def get_tiles_positions(grid: npt.NDArray):
+    sands = []
+    trees = []
+    waters = []
+    monsters = []
+
+    for row_num in range(len(grid)):
+        for col_num in range(len(grid[row_num])):
+            if grid[row_num][col_num] == MAP_ALIASES.get('WATER'):
+                waters.append(Position(row=row_num, col=col_num))
+            elif grid[row_num][col_num] == MAP_ALIASES.get('TREE'):
+                trees.append(Position(row=row_num, col=col_num))
+            elif grid[row_num][col_num] == MAP_ALIASES.get('SAND'):
+                sands.append(Position(row=row_num, col=col_num))
+            elif grid[row_num][col_num] == MAP_ALIASES.get('MONSTER'):
+                monsters.append(Position(row=row_num, col=col_num))
+
+    return sands, trees, waters, monsters

algorithms/genetic/const.py

@@ -0,0 +1,29 @@
+# map config
+KNIGHTS_PER_TEAM_COUNT = 4
+SAND_COUNT = 21
+WATER_COUNT = 21
+TREE_COUNT = 37
+MONSTERS_COUNT = 2
+CASTLES_COUNT = 1
+ROWS = 19
+COLUMNS = 24
+KNIGHTS_SPAWN_WIDTH = 4
+KNIGHTS_SPAWN_HEIGHT = 7
+LEFT_KNIGHTS_SPAWN_FIRST_ROW = 6
+LEFT_KNIGHTS_SPAWN_FIRST_COL = 0
+RIGHT_KNIGHTS_SPAWN_FIRST_ROW = 6
+RIGHT_KNIGHTS_SPAWN_FIRST_COL = 20
+CASTLE_SPAWN_FIRST_ROW = 7
+CASTLE_SPAWN_FIRST_COL = 11
+
+# map aliases
+MAP_ALIASES = {
+    "GRASS": 0,
+    "SAND": 1,
+    "WATER": 2,
+    "TREE": 3,
+    "MONSTER": 4,
+    "CASTLE": 5,
+    "KNIGHT_RED": 6,
+    "KNIGHT_BLUE": 7,
+}

algorithms/genetic/genome.py

@@ -0,0 +1,166 @@
+import math
+import random
+from copy import deepcopy
+from random import randrange
+from typing import List
+
+import numpy as np
+import numpy.typing as npt
+
+from common import Position, get_islands, AREAS_TO_CROSS, find_neighbours, get_tiles_positions
+from const import *
+
+
+class Genome:
+    grid: npt.NDArray
+    knights_red: List[Position]
+    knights_blue: List[Position]
+    waters: List[Position]
+    trees: List[Position]
+    sands: List[Position]
+    monsters: List[Position]
+    fitness: int
+    sand_islands: List[Position]
+    tree_islands: List[Position]
+    water_islands: List[Position]
+
+    def __init__(self):
+        self.grid = np.zeros((ROWS, COLUMNS), dtype=int)
+        self.fitness = 0
+
+        self.knights_red = spawn_objects_in_given_area(
+            grid=self.grid,
+            object_alias=MAP_ALIASES.get("KNIGHT_RED"),
+            objects_count=KNIGHTS_PER_TEAM_COUNT,
+            spawn_position_start=Position(row=LEFT_KNIGHTS_SPAWN_FIRST_ROW, col=LEFT_KNIGHTS_SPAWN_FIRST_COL),
+            width=KNIGHTS_SPAWN_WIDTH,
+            height=KNIGHTS_SPAWN_HEIGHT
+        )
+
+        self.knights_blue = spawn_objects_in_given_area(
+            grid=self.grid,
+            object_alias=MAP_ALIASES.get("KNIGHT_BLUE"),
+            objects_count=KNIGHTS_PER_TEAM_COUNT,
+            spawn_position_start=Position(row=RIGHT_KNIGHTS_SPAWN_FIRST_ROW, col=RIGHT_KNIGHTS_SPAWN_FIRST_COL),
+            width=KNIGHTS_SPAWN_WIDTH,
+            height=KNIGHTS_SPAWN_HEIGHT
+        )
+
+        spawn_objects_in_given_area(
+            grid=self.grid,
+            object_alias=MAP_ALIASES.get("CASTLE"),
+            objects_count=4,
+            spawn_position_start=Position(row=CASTLE_SPAWN_FIRST_ROW, col=CASTLE_SPAWN_FIRST_COL),
+            width=2,
+            height=2
+        )
+
+        self.waters = spawn_objects_in_given_area(grid=self.grid, object_alias=MAP_ALIASES.get("WATER"),
+                                                  objects_count=WATER_COUNT)
+        self.trees = spawn_objects_in_given_area(grid=self.grid, object_alias=MAP_ALIASES.get("TREE"),
+                                                 objects_count=TREE_COUNT)
+        self.sands = spawn_objects_in_given_area(grid=self.grid, object_alias=MAP_ALIASES.get("SAND"),
+                                                 objects_count=SAND_COUNT)
+        self.monsters = spawn_objects_in_given_area(grid=self.grid, object_alias=MAP_ALIASES.get("MONSTER"),
+                                                    objects_count=MONSTERS_COUNT)
+
+        self.sand_islands = get_islands(self.grid, self.sands)
+        self.tree_islands = get_islands(self.grid, self.trees)
+        self.water_islands = get_islands(self.grid, self.waters)
+
+    def update_map(self):
+        self.sands, self.trees, self.waters, self.monsters = get_tiles_positions(self.grid)
+
+        self.sand_islands = get_islands(self.grid, self.sands)
+        self.tree_islands = get_islands(self.grid, self.trees)
+        self.water_islands = get_islands(self.grid, self.waters)
+
+    def calc_fitness(self):
+        score = SAND_COUNT + TREE_COUNT + WATER_COUNT
+        score = score - len(self.sand_islands) - len(self.tree_islands) - len(self.water_islands)
+
+        sands, trees, waters, monsters = get_tiles_positions(self.grid)
+
+        if len(monsters) != MONSTERS_COUNT:
+            self.fitness = 0
+            return
+
+        if len(sands) < SAND_COUNT or len(trees) < TREE_COUNT or len(waters) < WATER_COUNT:
+            self.fitness = 5
+            return
+
+        self.fitness = score
+
+    def crossover(self, partner):
+        # replace a randomly selected part of the grid with partner's part
+        child = Genome()
+        child.grid = deepcopy(self.grid)
+        area_to_cross = random.choice(AREAS_TO_CROSS)
+
+        for row in range(area_to_cross.position.row, area_to_cross.position.row + area_to_cross.height):
+            for col in range(area_to_cross.position.col, area_to_cross.position.col + area_to_cross.width):
+                child.grid[row][col] = partner.grid[row][col]
+
+        child.update_map()
+
+        return child
+
+    def mutate(self, mutation_rate: float):
+        # remove 1 item from a random island and add a neighbor to another island
+        if random.random() < mutation_rate:
+
+            # select islands of the same, random type
+            islands_of_same_type = random.choice([self.sand_islands, self.tree_islands, self.water_islands])
+            random_index = random.randint(0, len(islands_of_same_type) - 1)
+            island = islands_of_same_type[random_index]
+            next_island = islands_of_same_type[(random_index + 1) % len(islands_of_same_type)]
+
+            free_tiles_nearby = find_neighbours(self.grid, next_island.col, next_island.row)
+
+            tile_type = self.grid[island.row][island.col]
+            self.grid[island.row][island.col] = MAP_ALIASES.get('GRASS')
+
+            # todo: if there are no free tiles around then randomize another next_island
+            if len(free_tiles_nearby) > 0:
+                random_free_tile = random.choice(free_tiles_nearby)
+                island.row = random_free_tile.row
+                island.col = random_free_tile.col
+                self.grid[island.row][island.col] = tile_type
+
+                self.update_map()
+
+
+def is_empty(grid: npt.NDArray, position: Position) -> bool:
+    return grid[position.row, position.col] in [MAP_ALIASES.get("GRASS"), MAP_ALIASES.get("SAND")]
+
+
+def is_invalid_area(spawn_position_start, height, width) -> bool:
+    return spawn_position_start.row + height - 1 < 0 or \
+           spawn_position_start.row + height - 1 >= ROWS or \
+           spawn_position_start.col + width - 1 < 0 or \
+           spawn_position_start.col + width - 1 >= COLUMNS
+
+
+def spawn_objects_in_given_area(grid: npt.NDArray,
+                                object_alias: str,
+                                objects_count: int = 1,
+                                spawn_position_start: Position = Position(row=0, col=0),
+                                width: int = COLUMNS,
+                                height: int = ROWS) -> List[Position]:
+    if is_invalid_area(spawn_position_start, height, width):
+        raise ValueError("Invalid spawn area")
+
+    objects_remaining = int(objects_count)
+    positions = []
+
+    while objects_remaining > 0:
+        row = randrange(spawn_position_start.row, spawn_position_start.row + height)
+        col = randrange(spawn_position_start.col, spawn_position_start.col + width)
+        position = Position(row=row, col=col)
+
+        if is_empty(grid=grid, position=position):
+            grid[position.row, position.col] = object_alias
+            positions.append(position)
+            objects_remaining -= 1
+
+    return positions

algorithms/genetic/map_generator.py

@@ -0,0 +1,26 @@
+from algorithms.genetic.genome import Genome
+from algorithms.genetic.map_importer_exporter import export_map
+from population import Population
+
+
+def main() -> None:
+    population_size = 500
+    mutation_rate = 0.3
+
+    population = Population(mutation_rate, population_size, 55)
+
+    while not population.evaluate():
+        # create next generation
+        population.generate()
+
+        # calc fitness
+        population.calc_fitness()
+
+    print(population.best_genome.grid)
+    print("Fitness of the best: ", population.best_genome.fitness)
+
+    export_map(population.best_genome.grid)
+
+
+if __name__ == '__main__':
+    main()

algorithms/genetic/map_importer_exporter.py

@@ -0,0 +1,42 @@
+import json
+import random
+import string
+from datetime import datetime
+from pathlib import Path
+import numpy
+import numpy.typing as npt
+from os import listdir
+from os.path import isfile, join
+
+
+# Save map to file
+def export_map(grid: npt.NDArray):
+    json_data = {"map": grid.tolist()}
+
+    now = datetime.now()
+    file_name = "map_" + now.strftime("%Y_%m_%d_%H_%M_%S") + ".json"
+    path = Path("../../resources/maps/")
+    file_to_open = path / file_name
+
+    with open(file_to_open, "w+") as write_file:
+        json.dump(json_data, write_file)
+    print("Saved map to file " + file_name)
+
+
+def import_random_map() -> object:
+    path = "resources/maps"
+    files = [f for f in listdir(path) if isfile(join(path, f))]
+    random_map_name = random.choice(files)
+    return import_map(random_map_name)
+
+
+# Read map from file
+def import_map(file_name: string) -> object:
+    file_to_open = "resources/maps/" + file_name
+    with open(file_to_open, "r") as read_file:
+        print("Reading map from file " + file_name)
+        decoded_json = json.load(read_file)
+
+        decoded_grid = numpy.asarray(decoded_json["map"])
+        print(decoded_grid)
+    return decoded_grid.tolist()

algorithms/genetic/population.py

@@ -0,0 +1,81 @@
+import random
+from typing import List
+
+import numpy as np
+import numpy.typing as npt
+
+from genome import Genome
+
+
+class Population:
+    population: List[Genome] = []  # array to hold the current population
+    mating_pool: List[Genome] = []  # array which we will use for our "mating pool"
+    generations: int = 0  # number of generations
+    finished: bool = False  # are we finished evolving?
+    mutation_rate: float
+    perfect_score: int
+    best_genome: Genome
+
+    def __init__(self, mutation_rate, population_size, perfect_score=20):
+        self.mutation_rate = mutation_rate
+        self.perfect_score = perfect_score
+
+        for i in range(0, population_size):
+            new_genome = Genome()
+            new_genome.calc_fitness()
+            self.population.append(new_genome)
+
+    # create a new generation
+    def generate(self):
+        max_fitness = 0
+        for genome in self.population:
+            if genome.fitness > max_fitness:
+                max_fitness = genome.fitness
+
+        print("Max fitness of generation " + str(self.generations) + " = " + str(max_fitness))
+
+        # refill the population with children from the mating pool
+        new_population = []
+        for genome in self.population:
+            partner_a = self.accept_reject(max_fitness)
+            partner_b = self.accept_reject(max_fitness)
+            child = partner_a.crossover(partner_b)
+            child.mutate(self.mutation_rate)
+            new_population.append(child)
+
+        self.population = new_population
+        self.generations += 1
+
+    # select random with correct probability from population
+    def accept_reject(self, max_fitness: int):
+        safe_flag = 0
+
+        while safe_flag < 10000:
+            partner = random.choice(self.population)
+            r = random.randint(0, max_fitness)
+
+            if r < partner.fitness:
+                return partner
+
+            safe_flag += 1
+
+    # compute the current "most fit" member of the population
+    def evaluate(self):
+        record = 0
+        best_index = 0
+
+        for index in range(len(self.population)):
+            genome = self.population[index]
+            if genome.fitness > record:
+                record = genome.fitness
+                best_index = index
+
+        self.best_genome = self.population[best_index]
+        if record >= self.perfect_score:
+            self.finished = True
+
+        return self.finished
+
+    def calc_fitness(self):
+        for genome in self.population:
+            genome.calc_fitness()

common/constants.py

@@ -6,7 +6,7 @@ GAME_TITLE = 'WMICraft'
 WINDOW_HEIGHT = 800
 WINDOW_WIDTH = 1360
 FPS_COUNT = 60
-TURN_INTERVAL = 300
+TURN_INTERVAL = 500
 
 GRID_CELL_PADDING = 5
 GRID_CELL_SIZE = 36

common/helpers.py

@@ -1,6 +1,8 @@
 from typing import Tuple, List
 
 import pygame
+
+from algorithms.genetic.const import MAP_ALIASES
 from common.constants import GRID_CELL_PADDING, GRID_CELL_SIZE, COLUMNS, ROWS, CLASSES, CLASS_TO_ID
 import csv
 import os
@@ -99,7 +101,7 @@ def castle_neighbors(map, castle_bottom_right_row, castle_bottom_right_col):
     return neighbors
 
 
-def find_neighbours(grid: List[List[str]], col: int, row: int) -> List[Tuple[int, int]]:
+def find_neighbours(grid: List[List[int]], col: int, row: int) -> List[Tuple[int, int]]:
     dr = [-1, 1, 0, 0]
     dc = [0, 0, -1, 1]
 
@@ -111,7 +113,7 @@ def find_neighbours(grid: List[List[str]], col: int, row: int) -> List[Tuple[int
 
         if rr < 0 or cc < 0: continue
         if rr >= ROWS or cc >= COLUMNS: continue
-        if grid[rr][cc] not in ['g', 's', '.']: continue
+        if grid[rr][cc] not in [MAP_ALIASES.get("GRASS"), MAP_ALIASES.get("SAND"), '.']: continue
         neighbours.append((rr, cc))
 
     return neighbours

learning/decision_tree.py

@@ -34,7 +34,7 @@ class DecisionTree:
         self.model = DecisionTreeClassifier(criterion='entropy')
         self.model.fit(self.train_set.values, self.goals)
 
-    def predict_move(self, grid: List[List[str]], current_knight: Knight, castle: Castle, monsters: List[Monster],
+    def predict_move(self, grid: List[List[int]], current_knight: Knight, castle: Castle, monsters: List[Monster],
                      opponents: List[Knight]) -> \
             List[Tuple[int, int]]:
         distance_to_castle = manhattan_distance(current_knight.position, castle.position)
@@ -42,14 +42,15 @@ class DecisionTree:
         monsters_parsed = []
         for monster in monsters:
             monsters_parsed.append((manhattan_distance(current_knight.position, monster.position), parse_hp(
-                monster.current_hp)))
+                monster.health_bar.current_hp)))
 
         opponents_parsed = []
         for opponent in opponents:
             opponents_parsed.append(
-                (manhattan_distance(current_knight.position, opponent.position), parse_hp(opponent.health_bar.current_hp)))
+                (manhattan_distance(current_knight.position, opponent.position),
+                 parse_hp(opponent.health_bar.current_hp)))
 
-        prediction = self.get_prediction(tower_dist=distance_to_castle, tower_hp=castle.current_hp,
+        prediction = self.get_prediction(tower_dist=distance_to_castle, tower_hp=castle.health_bar.current_hp,
                                          mob1_dist=monsters_parsed[0][0], mob1_hp=monsters_parsed[0][1],
                                          mob2_dist=monsters_parsed[1][0], mob2_hp=monsters_parsed[1][1],
                                          opp1_dist=opponents_parsed[0][0], opp1_hp=opponents_parsed[0][1],
@@ -57,7 +58,7 @@ class DecisionTree:
                                          opp3_dist=opponents_parsed[2][0], opp3_hp=opponents_parsed[2][1],
                                          opp4_dist=opponents_parsed[3][0], opp4_hp=opponents_parsed[3][1],
                                          agent_hp=current_knight.health_bar.current_hp)
-        print(prediction)
+        print(f'Prediction = {prediction}')
         if prediction == 'tower':  # castle...
             return castle_neighbors(grid, castle_bottom_right_row=castle.position[0],
                                     castle_bottom_right_col=castle.position[1])

logic/level.py

@@ -3,10 +3,11 @@ import random
 import pygame
 
 from algorithms.a_star import a_star, State, TURN_RIGHT, TURN_LEFT, FORWARD
+from algorithms.genetic.const import MAP_ALIASES
+from algorithms.genetic.map_importer_exporter import import_random_map
 from common.constants import *
 from learning.decision_tree import DecisionTree
 from logic.knights_queue import KnightsQueue
-from logic.spawner import Spawner
 from models.castle import Castle
 from models.knight import Knight
 from models.monster import Monster
@@ -21,7 +22,7 @@ class Level:
         # sprite group setup
         self.sprites = pygame.sprite.LayeredUpdates()
 
-        self.map = [['g' for _ in range(COLUMNS)] for y in range(ROWS)]
+        self.map = []
 
         self.list_knights_blue = []
         self.list_knights_red = []
@@ -31,27 +32,11 @@ class Level:
         self.knights_queue = None
 
     def create_map(self):
-        self.generate_map()
+        self.map = import_random_map()
         self.setup_base_tiles()
         self.setup_objects()
         self.knights_queue = KnightsQueue(self.list_knights_blue, self.list_knights_red)
 
-    def generate_map(self):
-        spawner = Spawner(self.map)
-        spawner.spawn_where_possible(['w' for _ in range(NBR_OF_WATER)])
-        spawner.spawn_where_possible(['t' for _ in range(NBR_OF_TREES)])
-        spawner.spawn_where_possible(['s' for _ in range(NBR_OF_SANDS)])
-
-        spawner.spawn_in_area(['k_b' for _ in range(4)], LEFT_KNIGHTS_SPAWN_FIRST_ROW, LEFT_KNIGHTS_SPAWN_FIRST_COL,
-                              KNIGHTS_SPAWN_WIDTH, KNIGHTS_SPAWN_HEIGHT)
-        spawner.spawn_in_area(['k_r' for _ in range(4)], RIGHT_KNIGHTS_SPAWN_FIRST_ROW, RIGHT_KNIGHTS_SPAWN_FIRST_COL,
-                              KNIGHTS_SPAWN_WIDTH, KNIGHTS_SPAWN_HEIGHT)
-
-        spawner.spawn_in_area(['c'], CASTLE_SPAWN_FIRST_ROW, CASTLE_SPAWN_FIRST_COL, CASTLE_SPAWN_WIDTH,
-                              CASTLE_SPAWN_HEIGHT, 2)
-
-        spawner.spawn_where_possible(['m' for _ in range(NBR_OF_MONSTERS)])
-
     def setup_base_tiles(self):
         textures = []
         for texture_path in TILES:
@@ -63,15 +48,15 @@ class Level:
             for col_index, col in enumerate(row):
 
                 # add base tiles, e.g. water, tree, grass
-                if col == "w":
+                if col == MAP_ALIASES.get('WATER'):
                     texture_index = 5
                     texture_surface = textures[texture_index][1]
                     Tile((col_index, row_index), texture_surface, self.sprites, 'w')
-                elif col == "t":
+                elif col == MAP_ALIASES.get('TREE'):
                     texture_index = 6
                     texture_surface = textures[texture_index][1]
                     Tile((col_index, row_index), texture_surface, self.sprites, 't')
-                elif col == "s":
+                elif col == MAP_ALIASES.get('SAND'):
                     texture_index = 4
                     texture_surface = textures[texture_index][1]
                     Tile((col_index, row_index), texture_surface, self.sprites)
@@ -88,19 +73,19 @@ class Level:
             for col_index, col in enumerate(row):
 
                 # add objects, e.g. knights, monsters, castle
-                if col == "k_b":
+                if col == MAP_ALIASES.get('KNIGHT_BLUE'):
                     knight = Knight(self.screen, (col_index, row_index), self.sprites, "blue")
                     self.map[row_index][col_index] = knight
                     self.list_knights_blue.append(knight)
-                elif col == "k_r":
+                elif col == MAP_ALIASES.get('KNIGHT_RED'):
                     knight = Knight(self.screen, (col_index, row_index), self.sprites, "red")
                     self.map[row_index][col_index] = knight
                     self.list_knights_red.append(knight)
-                elif col == "m":
+                elif col == MAP_ALIASES.get('MONSTER'):
                     monster = Monster(self.screen, (col_index, row_index), self.sprites)
                     self.map[row_index][col_index] = monster
                     self.list_monsters.append(monster)
-                elif col == "c":
+                elif col == MAP_ALIASES.get('CASTLE'):
                     castle_count += 1
                     if castle_count == 4:
                         castle = Castle(self.screen, (col_index, row_index), self.sprites)
@@ -108,15 +93,15 @@ class Level:
                         self.list_castles.append(castle)
 
     def handle_turn(self):
-        print("next turn")
         current_knight = self.knights_queue.dequeue_knight()
+        print("next turn " + current_knight.team)
         knight_pos_x = current_knight.position[0]
         knight_pos_y = current_knight.position[1]
 
         goal_list = self.decision_tree.predict_move(grid=self.map, current_knight=current_knight,
                                                     monsters=self.list_monsters,
-                                                    opponents=self.list_knights_red
+                                                    opponents=self.list_knights_blue
-                                                    if current_knight.team_alias == 'k_r' else self.list_knights_blue,
+                                                    if current_knight.team_alias() == 'k_r' else self.list_knights_red,
                                                     castle=self.list_castles[0])
 
         if len(goal_list) == 0:
@@ -139,7 +124,7 @@ class Level:
             current_knight.rotate_right()
         elif next_action == FORWARD:
             current_knight.step_forward()
-            self.map[knight_pos_y][knight_pos_x] = 'g'
+            self.map[knight_pos_y][knight_pos_x] = MAP_ALIASES.get("GRASS")
 
             # update knight on map
             if current_knight.direction.name == UP:

resources/maps/map_2022_06_02_13_27_18.json

@@ -0,0 +1 @@
+{"map": [[0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1], [0, 0, 0, 0, 3, 3, 0, 0, 1, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0], [0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 3, 3], [0, 0, 0, 3, 3, 3, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 3], [0, 0, 0, 3, 3, 0, 0, 0, 0, 0, 2, 2, 0, 0, 0, 0, 0, 4, 0, 0, 0, 2, 0, 3], [0, 0, 0, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2], [0, 0, 3, 3, 3, 0, 0, 0, 3, 3, 3, 3, 0, 2, 2, 2, 0, 0, 0, 0, 0, 7, 2, 0], [0, 0, 0, 6, 0, 0, 0, 2, 2, 2, 0, 5, 5, 0, 2, 0, 0, 2, 2, 2, 2, 1, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 5, 5, 0, 2, 0, 0, 0, 0, 2, 2, 1, 1, 7], [0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 3, 3, 1, 7], [6, 0, 0, 6, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 3, 1, 1, 0], [6, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 3, 3, 0, 0, 0, 0, 3, 3, 0, 0, 1, 0, 0], [0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 3, 3, 0, 1, 1, 7, 0], [0, 0, 0, 0, 0, 3, 3, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 3, 3, 3, 1, 1, 1, 0], [0, 3, 3, 0, 0, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 1, 1, 0, 0], [0, 3, 3, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [1, 0, 0, 0, 0, 4, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]]}

resources/maps/map_2022_06_06_14_55_49.json

@@ -0,0 +1 @@
+{"map": [[0, 0, 0, 0, 0, 2, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 0, 0, 0, 0], [0, 3, 3, 0, 0, 0, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 3, 3, 3, 0, 0, 0, 2, 0, 0, 0, 0, 3, 3, 3, 3, 3, 0, 0, 0, 0, 0, 0, 0], [0, 0, 3, 2, 2, 0, 0, 0, 0, 0, 0, 3, 3, 3, 3, 0, 1, 0, 0, 0, 0, 0, 0, 0], [0, 0, 2, 2, 3, 0, 0, 0, 0, 0, 0, 3, 0, 0, 3, 0, 1, 0, 0, 0, 0, 0, 0, 0], [1, 1, 0, 0, 3, 0, 0, 0, 0, 0, 3, 3, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 6, 3, 3, 0, 0, 0, 0, 0, 3, 0, 4, 0, 3, 0, 0, 0, 0, 0, 0, 7, 0, 0], [0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 5, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 5, 5, 0, 0, 0, 0, 0, 3, 3, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 7, 7, 0, 0], [6, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 3, 7, 0, 0, 0], [0, 0, 6, 6, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 0, 0, 0], [0, 2, 2, 2, 2, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0], [2, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 1, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [2, 0, 2, 0, 0, 0, 0, 0, 4, 0, 0, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 3, 3, 3, 0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]]}

resources/maps/map_2022_06_06_14_58_11.json

@@ -0,0 +1 @@
+{"map": [[0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 3, 3], [0, 0, 0, 0, 2, 0, 0, 0, 3, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 3, 0], [0, 0, 0, 2, 2, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 3, 0, 0, 0, 2, 0], [0, 0, 3, 3, 3, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 2, 0], [0, 0, 3, 0, 3, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 0], [0, 0, 3, 3, 3, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0], [0, 0, 0, 6, 0, 0, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0], [0, 6, 0, 0, 0, 0, 3, 0, 0, 0, 0, 5, 5, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 5, 5, 1, 2, 0, 0, 0, 0, 0, 0, 7, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 3, 0, 0, 0, 4, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0], [0, 0, 3, 3, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 4], [6, 0, 0, 6, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 3, 1, 1, 0, 7, 0, 7, 0], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 1, 0, 0, 0, 0, 0, 0], [1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 2, 0, 0, 0, 0, 0, 0], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 3, 3, 2, 0, 0, 0, 0, 0, 0], [0, 2, 2, 2, 2, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 3, 2, 0, 0], [0, 0, 2, 0, 2, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 3, 2, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]]}