from Main.constants import *
from Main.images import *
import pygame


def drawUI(board, display, tractor_horizontal_index, tractor_vertical_index, direction):
    display.fill(WHITE)
    makeField(board, display)
    drawTractor(display, tractor_horizontal_index, tractor_vertical_index, direction)
    pygame.display.update()


def makeField(board, screen: pygame.Surface):
    for i in range(int(HORIZONTAL_TILES_NUMBER)):
        for j in range(int(VERTICAL_TILES_NUMBER)):
            field = board[i][j]

            pos_x = i * TILE_SIZE + TILE_SIZE // 2
            pos_y = j * TILE_SIZE + TILE_SIZE // 2

            if field.state == 0:
                do_podlania_rect.center = (pos_x, pos_y)
                screen.blit(do_podlania, do_podlania_rect)
            elif field.state == 1:
                do_zaorania_rect.center = (pos_x, pos_y)
                screen.blit(do_zaorania, do_zaorania_rect)
            elif field.state == 2:
                do_zasiania_rect.center = (pos_x, pos_y)
                screen.blit(do_zasiania, do_zasiania_rect)
            elif field.state == 3:
                do_zebrania_rect.center = (pos_x, pos_y)
                screen.blit(do_zebrania, do_zebrania_rect)


def drawTractor(screen: pygame.Surface, tractor_horizontal_index, tractor_vertical_index, direction):
    if direction == "UP":
        screen.blit(tractor_up, (tractor_horizontal_index * TILE_SIZE, tractor_vertical_index * TILE_SIZE))
    elif direction is "DOWN":
        screen.blit(tractor_down, (tractor_horizontal_index * TILE_SIZE, tractor_vertical_index * TILE_SIZE))
    elif direction == "LEFT":
        screen.blit(tractor_left, (tractor_horizontal_index * TILE_SIZE, tractor_vertical_index * TILE_SIZE))
    elif direction == "RIGHT":
        screen.blit(tractor_right, (tractor_horizontal_index * TILE_SIZE, tractor_vertical_index * TILE_SIZE))
    else:
        screen.blit(tractor_right, (tractor_horizontal_index * TILE_SIZE, tractor_vertical_index * TILE_SIZE))