#!/usr/bin/env python
# -*- coding: utf8 -*-

import RPi.GPIO as GPIO
import MFRC522
import signal
import time
import re
import uinput
from binascii import hexlify
continue_reading = True
def end_read(signal,frame):
    global continue_reading
    print "Ctrl+C captured, ending read."
    continue_reading = False
    GPIO.cleanup()

signal.signal(signal.SIGINT, end_read)
MIFAREReader = MFRC522.MFRC522()

while continue_reading:
    events = (
      uinput.KEY_0,
      uinput.KEY_1,
      uinput.KEY_2,
      uinput.KEY_3,
      uinput.KEY_4,
      uinput.KEY_5,
      uinput.KEY_6,
      uinput.KEY_7,
      uinput.KEY_8,
      uinput.KEY_9,
     )
    with uinput.Device(events) as device:
       time.sleep(1)
       (status,TagType) = MIFAREReader.MFRC522_Request(MIFAREReader.PICC_REQIDL)

       (status,uid) = MIFAREReader.MFRC522_Anticoll()

       if status == MIFAREReader.MI_OK:
           string = str(uid)
           string = re.sub('[^0-9]', '', string)
           hex1 = hex(uid[3])
           hex2 = hex(uid[2])
           hex2 = hex2[2:]
           hex3 = hex(uid[1])
           hex3 = hex3[2:]
           hex4 = hex(uid[0])
           hex4 = hex4[2:]
           if len(hex1) == 1:
                hex1 = "0" + hex1
           if len(hex2) == 1:
                hex2 = "0" + hex2
           if len(hex3) == 1:
                hex3 = "0" + hex3
           if len(hex4) == 1:
                hex4 = "0" + hex4
           hexValue = hex1+hex2+hex3+hex4

           print(hexValue)
           i = int(hexValue, 16)
           print i
           string = str(i)
           for a in string:
                if a == "0":
                    device.emit_click(uinput.KEY_0)
                if a == "1":
                    device.emit_click(uinput.KEY_1)
                if a == "2":
                    device.emit_click(uinput.KEY_2)
                if a == "3":
                    device.emit_click(uinput.KEY_3)
                if a == "4":
                    device.emit_click(uinput.KEY_4)
                if a == "5":
                    device.emit_click(uinput.KEY_5)
                if a == "6":
                    device.emit_click(uinput.KEY_6)
                if a == "7":
                    device.emit_click(uinput.KEY_7)
                if a == "8":
                    device.emit_click(uinput.KEY_8)
                if a == "9":
                    device.emit_click(uinput.KEY_9)

           key = [0xFF,0xFF,0xFF,0xFF,0xFF,0xFF]
           time.sleep(5)