from machine import Pin, I2C
import machine
import ssd1306
import utime
from random import randrange

# ESP32 Pin assignment (pantalla)
i2c = I2C(0, scl=Pin(22), sda=Pin(21))

# Button Pin assignment
BotonUP = Pin(26, Pin.IN, machine.Pin.PULL_UP)
BotonDown = Pin(14, Pin.IN, machine.Pin.PULL_UP)
BotonReset = Pin(27, Pin.IN, machine.Pin.PULL_UP)

# Pantalla Config
oled_width = 128
oled_height = 64
oled = ssd1306.SSD1306_I2C(oled_width, oled_height, i2c) 

# DEFINICION DE VARIABLES INICIALES
CHARX = 0 #Posicion personaje en x
CHARY = 35 #Posicion personaje en y
ObstX = oled_width
ObstY = randrange(51)
vel = 10 #Velocidad de obstaculos

#Control de Fases
GameIntro = 1
GamePlay = 0
ResetGame = 0

CHAR = [
    [ 0,0,1,1,1,0,0],
    [ 0,1,0,0,0,1,0],
    [ 0,1,0,0,0,1,0],
    [ 0,1,0,0,0,1,0],
    [ 0,0,1,1,1,0,0],
    [ 0,0,0,1,0,0,0],
    [ 0,0,1,1,1,0,0],
    [ 0,1,0,1,0,1,0],
    [ 1,0,0,1,0,0,1],
    [ 0,0,0,1,0,0,0],
    [ 0,0,1,0,1,0,0],
    [ 0,1,0,0,0,1,0],
    [ 0,1,0,0,0,1,0],
    ]

OBSTACULO = [
    [ 0,0,0,0,0,1,1,0,0,0,0,0],
    [ 0,0,0,0,1,1,1,1,0,0,0,0],
    [ 0,0,0,1,1,1,1,1,1,0,0,0],
    [ 0,0,1,1,1,1,1,1,1,1,0,0],
    [ 0,1,1,1,1,1,1,1,1,1,1,0],
    [ 1,1,1,1,1,1,1,1,1,1,1,1],
    [ 1,1,1,1,1,1,1,1,1,1,1,1],
    [ 1,1,1,1,1,1,1,1,1,1,1,1],
    [ 1,1,1,1,1,1,1,1,1,1,1,1],
    [ 0,1,1,1,1,1,1,1,1,1,1,0],
    [ 0,0,0,0,0,1,1,0,0,0,0,0],
    
]
while True:
    while GameIntro == 1:
        oled.fill(0)
        oled.text('Hola Mundo!', 20, 10)
        for y, row in enumerate(CHAR):
            for x, c in enumerate(row):
                CHARXPos=x+CHARX
                CHARYPos=y+CHARY
                oled.pixel(CHARXPos, CHARYPos, c)
        oled.show()
        CHARX = CHARX + 5
        utime.sleep_ms(10)

        if (CHARXPos > 139):
            oled.fill(0)
            oled.show()
            CHARX = 0
            GameIntro = 0
            GamePlay = 1

    while GamePlay == 1:

        oled.fill(0)

        #OBSTACULOS
        for y, row in enumerate(OBSTACULO):
            for x, c in enumerate(row):
                ObstXPos=x+ObstX
                ObstYPos=y+ObstY
                oled.pixel(ObstXPos, ObstYPos, c)
        ObstX = ObstX - vel
        if ObstXPos < 0:
            ObstX = oled_width
            ObstY = randrange(51)

        #PERSONAJE
        for y, row in enumerate(CHAR):
            for x, c in enumerate(row):
                CHARXPos=x+CHARX
                CHARYPos=y+CHARY
                oled.pixel(CHARXPos, CHARYPos, c)
        oled.show()

        #MOVIMIENTO
        if (BotonUP.value() == 0):
            CHARY = CHARY - 6
            if CHARY < -15:
                CHARY = 65

        if (BotonDown.value() == 0):
            CHARY = CHARY + 6
            if CHARY > 65:
                CHARY = 0
        
        #COLISION
        if CHARYPos > ObstYPos:
            if abs(CHARYPos - ObstYPos) < 13 and ObstXPos < 16:
                GamePlay = 0
                ResetGame = 1
        else:
            if abs(CHARYPos - ObstYPos) < 12 and ObstXPos < 16:
                GamePlay = 0
                ResetGame = 1

    #RESET
    while ResetGame == 1:
        oled.fill(0)
        oled.text("Game Over!", 25, 10)
        oled.text("Press R to reset", 2, 25)
        oled.show()
        if (BotonReset.value() == 0):
            CHARX = 0
            CHARY = 35
            ObstX = oled_width
            ObstY = randrange(51)
            oled.fill(0)
            ResetGame = 0
            GameIntro = 1