import network
import ubinascii
import machine
from machine import Pin
import urequests as requests
import time
import random
import socket

from secreto import secrets          # Credenciales WiFi
from Wifi_lib import wifi_init, get_html  # Funciones auxiliares
from LibDecTarjeta import Board    # Detección de placa

# ---------------- CONFIGURACIÓN INICIAL ----------------
led_state = "@@"
random_value = 0

# ---------------- DETECCIÓN DE PLACA ----------------
BOARD_TYPE = Board().type
print("Tarjeta Detectada:", BOARD_TYPE)

# ---------------- INICIALIZAR WIFI ----------------
wifi_init()

# ---------------- CONFIGURAR LED SEGÚN PLACA ----------------
try:
    if BOARD_TYPE in [Board.BoardType.PICO_W, Board.BoardType.PICO_2W]:
        led = Pin("LED", Pin.OUT)
    elif BOARD_TYPE in [Board.BoardType.PICO, Board.BoardType.PICO_2, Board.BoardType.RP2040]:
        led = Pin(25, Pin.OUT)
    elif BOARD_TYPE == Board.BoardType.ESP8266:
        led = Pin(2, Pin.OUT)
    elif BOARD_TYPE == Board.BoardType.ESP32:
        led = Pin(2, Pin.OUT)
    else:
        print("Placa desconocida, usando GPIO 2 por defecto.")
        led = Pin(2, Pin.OUT)
except Exception as e:
    print("Error al configurar el LED:", e)
    led = Pin(2, Pin.OUT)

# ---------------- CONFIGURAR SERVIDOR HTTP ----------------
addr = socket.getaddrinfo('0.0.0.0', 80)[0][-1]
s = socket.socket()
s.bind(addr)
s.listen(1)

print('Servidor HTTP escuchando en:', addr)

# ---------------- BUCLE PRINCIPAL ----------------
while True:
    try:
        cl, addr = s.accept()
        print('Cliente conectado desde', addr)
        request = cl.recv(1024)
        request = str(request)

        # Procesar solicitud HTTP
        led_on = request.find('led=on')
        led_off = request.find('led=off')
        valor = request.find('value')

        print('led_on  =', led_on)
        print('led_off =', led_off)
        print('valor   =', valor)

        if led_on > -1:
            print('LED ENCENDIDO')
            led.value(1)
            led_state = "ON"
        elif led_off > -1:
            print('LED APAGADO')
            led.value(0)
            led_state = "OFF"

        if valor > -1:
            random_value = random.randint(0, 20)

        # Responder con HTML
        response = get_html('index.html')
        response = response.replace('led_state', led_state)
        response = response.replace('random_value', str(random_value))

        cl.send('HTTP/1.0 200 OK\r\nContent-type: text/html\r\n\r\n')
        cl.send(response)
        cl.close()

    except OSError as e:
        cl.close()
        print('Conexión cerrada debido a un error:', e)