import pygame
from pygame.locals import *

pygame.init()

clock = pygame.time.Clock()
fps = 60

screen_width = 1000
screen_height = 1000

screen = pygame.display.set_mode((screen_width, screen_height))
pygame.display.set_caption("platformer")

tile_size = 50

sun_img = pygame.image.load("Platform2/Mini Project 1/img/sun.png")
bg_img = pygame.image.load("Platform2/Mini Project 1/img/sky.png")

def draw_grid():
    for line in range(0,20):
        pygame.draw.line(screen, (255,255,255), (0, line*tile_size), (screen_width, line*tile_size))
        pygame.draw.line(screen, (255,255,255), (line*tile_size, 0), (line*tile_size, screen_height))

class Player():
    def __init__(self, x, y):
        self.images_right = []
        self.images_left = []
        self.index = 0
        self.counter = 0
        for num in range(1,5):
            img_right = pygame.image.load(f"Platform2/Mini Project 1/img/guy{num}.png")
            img_right = pygame.transform.scale(img_right, (40,80))
            img_left = pygame.transform.flip(img_right, True, False)
            self.images_right.append(img_right)
            self.images_left.append(img_left)
        self.image = self.images_right[self.index]
        self.rect = self.image.get_rect()
        self.rect.x = x
        self.rect.y = y
        self.width = self.image.get_width()
        self.height = self.image.get_height()
        self.vel_y = 0
        self.jumped = False
        self.direction = 0

    def update(self):
        dx = 0
        dy = 0
        walk_cooldown = 5
       
        key = pygame.key.get_pressed()
        if key[pygame.K_SPACE] and self.jumped == False:
            self.vel_y = -15
            self.jumped = True
        if key[pygame.K_SPACE] == False:
            self.jumped = False
        if key[pygame.K_LEFT]:
            dx -= 5
            self.counter += 1
            self.direction = -1
        if key[pygame.K_RIGHT]:
            dx += 5
            self.counter += 1
            self.direction = 1
        if key[pygame.K_LEFT] == False and key[pygame.K_RIGHT] == False:
            self.counter = 0
            self.index = 0
            if self.direction == 1:
                self.image = self.images_right[self.index]
            if self.direction == -1:
                self.image = self.images_left[self.index]

        if self.counter > walk_cooldown:
            self.counter = 0	
            self.index += 1
            if self.index >= len(self.images_right):
                self.index = 0
            if self.direction == 1:
                self.image = self.images_right[self.index]
            if self.direction == -1:
                self.image = self.images_left[self.index]

        self.vel_y += 1
        if self.vel_y > 10:
            self.vel_y = 10
        dy += self.vel_y

        for tile in world.tile_list:
            if tile[1].colliderect(self.rect.x + dx, self.rect.y, self.width, self.height):
                dx = 0
            if tile[1].colliderect(self.rect.x, self.rect.y + dy, self.width, self.height):
                if self.vel_y < 0:
                    dy = tile[1].bottom - self.rect.top
                    self.vel_y = 0
                elif self.vel_y >= 0:
                    dy = tile[1].top - self.rect.bottom
                    self.vel_y = 0

        self.rect.x += dx
        self.rect.y += dy

        if self.rect.bottom > screen_height:
            self.rect.bottom = screen_height
            dy = 0

        screen.blit(self.image, self.rect)
        pygame.draw.rect(screen, (255,255,255), self.rect, 2)




class World():
    def __init__(self, data):
        self.tile_list = []

        dirt_img = pygame.image.load("Platform2/Mini Project 1/img/dirt.png")
        grass_img = pygame.image.load("Platform2/Mini Project 1/img/grass.png")

        row_count = 0
        for row in data:
            col_count = 0
            for tile in row:
                if tile == 1:
                    img = pygame.transform.scale(dirt_img, (tile_size, tile_size))
                    img_rect = img.get_rect()
                    img_rect.x = col_count * tile_size
                    img_rect.y = row_count * tile_size
                    tile = (img, img_rect)
                    self.tile_list.append(tile)
                if tile == 2:
                    img = pygame.transform.scale(grass_img, (tile_size, tile_size))
                    img_rect = img.get_rect()
                    img_rect.x = col_count * tile_size
                    img_rect.y = row_count * tile_size
                    tile = (img, img_rect)
                    self.tile_list.append(tile)
                col_count += 1
            row_count += 1
    
    def draw(self):
        for tile in self.tile_list:
            screen.blit(tile[0], tile[1])
            pygame.draw.rect(screen, (255,255,255), tile[1], 2)


world_data = [
[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], 
[1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], 
[1, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 1], 
[1, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 2, 2, 1], 
[1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 0, 7, 0, 5, 0, 0, 0, 1], 
[1, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 2, 2, 0, 0, 0, 0, 0, 1], 
[1, 7, 0, 0, 2, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], 
[1, 2, 0, 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, 0, 0, 0, 7, 0, 0, 7, 0, 0, 0, 0, 1], 
[1, 0, 2, 0, 0, 7, 0, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], 
[1, 0, 0, 2, 0, 0, 4, 0, 0, 0, 0, 3, 0, 0, 3, 0, 0, 0, 0, 1], 
[1, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 2, 2, 2, 2, 0, 0, 0, 1], 
[1, 0, 0, 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, 0, 0, 7, 0, 7, 0, 0, 0, 0, 2, 0, 1], 
[1, 0, 0, 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, 0, 0, 2, 0, 2, 0, 2, 2, 2, 2, 2, 1], 
[1, 0, 0, 0, 0, 0, 2, 2, 2, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1], 
[1, 0, 0, 0, 0, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], 
[1, 0, 0, 0, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], 
[1, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
]


player = Player(100,screen_height - 130)
world = World(world_data)

run = True
while run:

    clock.tick(fps)

    screen.blit(bg_img, (0,0))
    screen.blit(sun_img, (100,100))

    world.draw()
    player.update()

    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            run = False

    pygame.display.update()

pygame.quit()