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


def drawUI(board, display, tractor, direction, tillageUnit, field, animationSpeed):
    if animationSpeed == 1:
        display.fill(WHITE)
        makeField(board, display)
        drawTractor(display, tractor.horizontal_index, tractor.vertical_index, direction, 0)
        drawInfo(display, tractor, tillageUnit, field, direction)
        pygame.display.update()
    for i in range(1, animationSpeed):
        display.fill(WHITE)
        makeField(board, display)
        drawTractor(display, tractor.horizontal_index, tractor.vertical_index, direction, i)
        drawInfo(display, tractor, tillageUnit, field, direction)
        pygame.display.update()


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

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

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

    text = f"Current field: {field.horizontal_index/100, field.vertical_index/100, field.state} "
    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":
                to_water_rect.center = (pos_x, pos_y)
                screen.blit(to_water, to_water_rect)
            elif field.state == "toPlow":
                to_plow_rect.center = (pos_x, pos_y)
                screen.blit(to_plow, to_plow_rect)
            elif field.state == "toSeed":
                to_seed_rect.center = (pos_x, pos_y)
                screen.blit(to_seed, to_seed_rect)
            elif field.state == "toCut":
                to_cut_rect.center = (pos_x, pos_y)
                screen.blit(to_cut, to_cut_rect)
            elif field.state == "toFertilize":
                to_fertilizer_rect.center = (pos_x, pos_y)
                screen.blit(to_fertilizer, to_fertilizer_rect)

            elif field.state == "TOOLS_FIELD":
                tools_rect.center = (pos_x, pos_y)
                screen.blit(tools, tools_rect)

            elif field.state == "FUEL_FIELD":
                fuel_rect.center = (pos_x, pos_y)
                screen.blit(fuel, fuel_rect)


def drawTractor(screen: pygame.Surface, tractor_horizontal_index, tractor_vertical_index, direction, i):
    tractor_pic = tractor_up
    horizontal = tractor_horizontal_index * TILE_SIZE
    vertical = tractor_vertical_index * TILE_SIZE

    i = i/ANIMATION_PART

    if direction == "UP":
        tractor_pic = tractor_up
        vertical = vertical - (TILE_SIZE * i)
    if direction == "DOWN":
        tractor_pic = tractor_down
        vertical = vertical + (TILE_SIZE * i)
    if direction == "LEFT":
        tractor_pic = tractor_left
        horizontal = horizontal - (TILE_SIZE * i)
    if direction == "RIGHT":
        tractor_pic = tractor_right
        horizontal = horizontal + (TILE_SIZE * i)

    screen.blit(tractor_pic, (horizontal, vertical))