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


def drawUI(board, display, tractor, direction, tillageUnit, field):
    display.fill(WHITE)
    makeField(board, display)
    drawTractor(display, tractor.horizontal_index, tractor.vertical_index, direction)
    drawInfo(display, tractor, tillageUnit, field)

    pygame.display.update()


def drawInfo(display, tractor, tillageUnit, field):
    myfont = pygame.font.SysFont('Comic Sans MS', 30)
    hitches = tractor.hitch
    if isinstance(tractor.hitch, TillageUnit):
        hitches = "Tillage Unit"

    text = f"Fuel: {tractor.fuel_tank} \t Hitches: {hitches} \t Header: {tractor.header} \t Engine working: {tractor.engineWorking}"
    textsurface = myfont.render(text, False, (0, 0, 0))
    display.blit(textsurface, (50, (DISPLAY_SIZE_VERTICAL - 200)))

    text = f"Tillage Unit Load: {tillageUnit.load}"
    textsurface = myfont.render(text, False, (0, 0, 0))
    display.blit(textsurface, (50, (DISPLAY_SIZE_VERTICAL - 150)))

    text = f"Current field: {field.state, field.horizontal/100, field.vertical/100}"
    textsurface = myfont.render(text, False, (0, 0, 0))
    display.blit(textsurface, (50, (DISPLAY_SIZE_VERTICAL - 100)))


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 == "toWater":
                do_podlania_rect.center = (pos_x, pos_y)
                screen.blit(do_podlania, do_podlania_rect)
            elif field.state == "toPlow":
                do_zaorania_rect.center = (pos_x, pos_y)
                screen.blit(do_zaorania, do_zaorania_rect)
            elif field.state == "toSeed":
                do_zasiania_rect.center = (pos_x, pos_y)
                screen.blit(do_zasiania, do_zasiania_rect)
            elif field.state == "toCut":
                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 == "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))