WMICraft/logic/level.py

import random

import pygame

from algorithms.a_star import a_star, State, TURN_RIGHT, TURN_LEFT, FORWARD
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
from models.tile import Tile


class Level:
    def __init__(self, screen, logs):
        self.screen = screen
        self.logs = logs
        self.decision_tree = DecisionTree()
        # sprite group setup
        self.sprites = pygame.sprite.LayeredUpdates()

        self.map = [['g' for _ in range(COLUMNS)] for y in range(ROWS)]

        self.list_knights_blue = []
        self.list_knights_red = []
        self.list_monsters = []
        self.list_castles = []

        self.knights_queue = None

    def create_map(self):
        self.generate_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:
            converted_texture = pygame.image.load('resources/textures/' + texture_path).convert_alpha()
            converted_texture = pygame.transform.scale(converted_texture, (40, 40))
            textures.append((texture_path, converted_texture))

        for row_index, row in enumerate(self.map):
            for col_index, col in enumerate(row):

                # add base tiles, e.g. water, tree, grass
                if col == "w":
                    texture_index = 5
                    texture_surface = textures[texture_index][1]
                    Tile((col_index, row_index), texture_surface, self.sprites, 'w')
                elif col == "t":
                    texture_index = 6
                    texture_surface = textures[texture_index][1]
                    Tile((col_index, row_index), texture_surface, self.sprites, 't')
                elif col == "s":
                    texture_index = 4
                    texture_surface = textures[texture_index][1]
                    Tile((col_index, row_index), texture_surface, self.sprites)
                else:
                    texture_index = random.randint(0, 3)
                    texture_surface = textures[texture_index][1]
                    Tile((col_index, row_index), texture_surface, self.sprites)

    def setup_objects(self):
        castle_count = 0  # TODO: find some smarter method to print castle

        for row_index, row in enumerate(self.map):
            print(row)
            for col_index, col in enumerate(row):

                # add objects, e.g. knights, monsters, castle
                if col == "k_b":
                    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":
                    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":
                    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":
                    castle_count += 1
                    if castle_count == 4:
                        castle = Castle(self.screen, (col_index, row_index), self.sprites)
                        self.map[row_index][col_index] = castle
                        self.list_castles.append(castle)

    def handle_turn(self):
        print("next turn")
        current_knight = self.knights_queue.dequeue_knight()
        knight_pos_x = current_knight.position[0]
        knight_pos_y = current_knight.position[1]

        goal_list = self.decision_tree.predict_move(map=self.map, current_knight=current_knight,
                                                    monsters=self.list_monsters,
                                                    opponents=self.list_knights_red
                                                    if current_knight.team_alias == 'k_r' else self.list_knights_blue,
                                                    castle=self.list_castles[0])

        state = State((knight_pos_y, knight_pos_x), current_knight.direction.name)
        action_list = a_star(state, self.map, goal_list)
        print(action_list)
        print(goal_list)

        if len(action_list) == 0:
            return

        next_action = action_list.pop(0)
        if next_action == TURN_LEFT:
            self.logs.enqueue_log(f'AI {current_knight.team}: Obrót w lewo.')
            current_knight.rotate_left()
        elif next_action == TURN_RIGHT:
            self.logs.enqueue_log(f'AI {current_knight.team}: Obrót w prawo.')
            current_knight.rotate_right()
        elif next_action == FORWARD:
            current_knight.step_forward()
            self.map[knight_pos_y][knight_pos_x] = 'g'

            # update knight on map
            if current_knight.direction.name == UP:
                self.logs.enqueue_log(f'AI {current_knight.team}: Ruch do góry.')
                self.map[knight_pos_y - 1][knight_pos_x] = current_knight.team_alias()
            elif current_knight.direction.name == RIGHT:
                self.logs.enqueue_log(f'AI {current_knight.team}: Ruch w prawo.')
                self.map[knight_pos_y][knight_pos_x + 1] = current_knight.team_alias()
            elif current_knight.direction.name == DOWN:
                self.logs.enqueue_log(f'AI {current_knight.team}: Ruch w dół.')
                self.map[knight_pos_y + 1][knight_pos_x] = current_knight.team_alias()
            elif current_knight.direction.name == LEFT:
                self.logs.enqueue_log(f'AI {current_knight.team}: Ruch w lewo.')
                self.map[knight_pos_y][knight_pos_x - 1] = current_knight.team_alias()

    def update_health_bars(self):
        for knight in self.list_knights_blue:
            knight.health_bar.update()

        for knight in self.list_knights_red:
            knight.health_bar.update()

        for monster in self.list_monsters:
            monster.health_bar.update()

        for castle in self.list_castles:
            castle.health_bar.update()

    def update(self):
        bg_width = (GRID_CELL_PADDING + GRID_CELL_SIZE) * COLUMNS + BORDER_WIDTH
        bg_height = (GRID_CELL_PADDING + GRID_CELL_SIZE) * ROWS + BORDER_WIDTH
        pygame.draw.rect(self.screen, (255, 255, 255), pygame.Rect(5, 5, bg_width, bg_height), 0, BORDER_RADIUS)

        # update and draw the game
        self.sprites.draw(self.screen)
        self.update_health_bars()  # has to be called last