# -*- coding: utf-8 -*-
import sys
import os
import multiprocessing
import threading
import time
import OpenOPC
# include


EPR_HEARTBEAT = 0
import opc_ariana
from multiprocessing import *
from opc_ariana import *
from OpenOPC import *
from threading import *
from os import *
#import for library
watch_dog = 0
from lackey import *
from Tkinter import *

#Variable

firstBarcode = "112345678"
secondcode = "12345678"

# Check Logo rutine
def Check_Logo():
 global watch_dog
 global EPR_HEARTBEAT
 if exists(Pattern("images/logo.png").similar(0.65)):
 # Check Logo for Watch Dog
    watch_dog = 1

    EPR_HEARTBEAT = "ON"
 else:
    watch_dog = 0
    EPR_HEARTBEAT = "OFF"

#

# Watch Dog
class WatchDog(object):
    """ Watch dog example class
    The run() method will be started and it will run in the background
    until the application exits.
    """

    def __init__(self, beat, interval=1 ):
        """ Constructor
        :type interval: int
        :param interval: Check interval, in seconds
        :   time.sleep(self.interval)
        """
        self.watch_dog = beat
        self.interval = interval

        thread = threading.Thread(target=self.run, args=())
        thread.daemon = True                            # Daemonize thread
        thread.start()                                  # Start the execution


    def run(self):
        #  Method that runs forever
        while True:
            Check_Logo()

            opc_read()
            wait(1)
            opc_write()

#update GUI
class Worker(threading.Thread):
    def __init__(self, val):
        self.n = 0
        self.val = val
        threading.Thread.__init__(self)
        self.setDaemon(True)
        self.start()

    def run(self):
        while True:

            # Watch Dog
            if watch_dog == 0:
             self.val.set("EP OFFLINE")
             actual_value()
             time.sleep(2)
            if watch_dog == 1:
             self.val.set("EP ONLINE")
             actual_value()
             time.sleep(2)


# Functions
# Copy data from OPC to GUI
def actual_value():

             opc_read()
             GUI_EPR_Command_register.set(opc_ariana.EPR_Command_register)
             GUI_EPR_Product_barcode.set(opc_ariana.EPR_Product_barcode)
             GUI_EPR_Original_EIN_barcode.set(opc_ariana.EPR_Original_EIN_barcode)
             GUI_EPR_Product_barcode2.set(opc_ariana.EPR_Product_barcode2)
             GUI_EPR_Label_EIN_barcode.set(opc_ariana.EPR_Label_EIN_barcode)
             GUI_EPR_Naam_patient.set(opc_ariana.EPR_Naam_patient)
             GUI_EPR_Original_EIN_barcode2.set(opc_ariana.EPR_Original_EIN_barcode2)
             GUI_EPR_Bloedgroep_barcode.set(opc_ariana.EPR_Bloedgroep_barcode)


             opc_write()
             GUI_EPR_Ready1.set(opc_ariana.EPR_Ready1)
             GUI_EPR_Ready2.set(opc_ariana.EPR_Ready2)
             GUI_EPR_Code_valid.set(opc_ariana.EPR_Code_valid)
             GUI_EPR_HEARTBEAT.set(opc_ariana.EPR_HEARTBEAT)
             GUI_EPR_REASON.set(opc_ariana.EPR_REASON)
             GUI_EPR_ALARM.set(opc_ariana.EPR_ALARM)


# Main rutine
def main_loop():
 while exists("images/logo.png", 10):

   click(Pattern("images/product.png").similar(0.95))
   click(Pattern("images/Vrijgeven.png").similar(0.95))

   print watch_dog
   click("images/Print.png")
   click(Pattern("images/yellow_input.png").exact())
   type(firstBarcode)
   ask_loop()
#
# Exit rutine

def exit_program():
 exitmsges = tkMessageBox.showinfo("Ariana","Thank you for use.")
 print exitmsges
 sys.exit()
#
# start window rutine
def ask_loop():
  startmsges = tkMessageBox.askyesno("Ariana","Do you want to start?")
  print startmsges
  answer = startmsges
  # If you want start or continue then ...
  if startmsges == True:
   main_loop()

# GUI

#
#Program start
#
Control = WatchDog(WatchDog)
Control
# Windo control
def create_window():
    window_opc = tk.Toplevel(hlavni)
    window_opc.minsize(200, 200)
    window_opc.maxsize(400, 700)
    window_opc.title("Ariana OPC Control")
    # Scada to Ariana
    label = Label(window_opc, text="SCADA = > ARIANA.").grid(row=0)
    label = Label(window_opc, text="Command Register :", anchor='w').grid(row=2)
    label = Label(window_opc, text="", textvariable=GUI_EPR_Command_register, anchor='w').grid(row=2, column=1 )
    label = Label(window_opc, text="EPR_Product_barcode :", anchor='w').grid(row=3)
    label = Label(window_opc, text="", textvariable=GUI_EPR_Product_barcode, anchor='w').grid(row=3, column=1 )
    label = Label(window_opc, text="EPR_Original_EIN_barcode :", anchor='w').grid(row=4)
    label = Label(window_opc, text="", textvariable=GUI_EPR_Original_EIN_barcode, anchor='w').grid(row=4, column=1 )
    label = Label(window_opc, text="EPR_Product_barcode2 :", anchor='w').grid(row=5)
    label = Label(window_opc, text="", textvariable=GUI_EPR_Product_barcode2, anchor='w').grid(row=5, column=1 )
    label = Label(window_opc, text="EPR_Label_EIN_barcode :", anchor='w').grid(row=6)
    label = Label(window_opc, text="", textvariable=GUI_EPR_Label_EIN_barcode, anchor='w').grid(row=6, column=1 )
    label = Label(window_opc, text="EPR_Naam_patient :", anchor='w').grid(row=7)
    label = Label(window_opc, text="", textvariable=GUI_EPR_Naam_patient, anchor='w').grid(row=7, column=1 )
    label = Label(window_opc, text="EPR_Original_EIN_barcode2 :", anchor='w').grid(row=8)
    label = Label(window_opc, text="", textvariable=GUI_EPR_Original_EIN_barcode2, anchor='w').grid(row=8, column=1 )
    label = Label(window_opc, text="EPR_Bloedgroep_barcode :", anchor='w').grid(row=9)
    label = Label(window_opc, text="", textvariable=GUI_EPR_Bloedgroep_barcode, anchor='w').grid(row=9, column=1 )
     # Ariana to Scada
    label = Label(window_opc, text="").grid(row=9)
    label = Label(window_opc, text="ARIANA = > SCADA.").grid(row=10)
    label = Label(window_opc, text="EPR_Ready1 :", anchor='w').grid(row=11)
    label = Label(window_opc, text="", textvariable=GUI_EPR_Ready1, anchor='w').grid(row=11, column=1 )
    label = Label(window_opc, text="EPR_Ready2 :", anchor='w').grid(row=12)
    label = Label(window_opc, text="", textvariable=GUI_EPR_Ready2, anchor='w').grid(row=12, column=1 )
    label = Label(window_opc, text="EPR_Code_valid :", anchor='w').grid(row=13)
    label = Label(window_opc, text="", textvariable=GUI_EPR_Code_valid, anchor='w').grid(row=13, column=1 )
    label = Label(window_opc, text="EPR_HEARTBEAT :", anchor='w').grid(row=14)
    label = Label(window_opc, text="", textvariable=GUI_EPR_HEARTBEAT, anchor='w').grid(row=14, column=1 )
    label = Label(window_opc, text="EPR_REASON :", anchor='w').grid(row=15)
    label = Label(window_opc, text="", textvariable=GUI_EPR_REASON, anchor='w').grid(row=15, column=1 )
    label = Label(window_opc, text="EPR_ALARM :", anchor='w').grid(row=16)
    label = Label(window_opc, text="", textvariable=GUI_EPR_ALARM, anchor='w').grid(row=16, column=1 )

    write_to_scada = tk.Button(window_opc, text="Write data for Validation", command=opc_status).grid(row=18, column=0 )

 # HERE START GUI
hlavni = Tk()
hlavni.title("Ariana 0.1")
hlavni.resizable(width=False, height=False)
hlavni.minsize(200, 200)
hlavni.maxsize(200, 200)

nabidka = Menu(hlavni)
hlavni.config(menu=nabidka)

Label(hlavni, text="Ariana Online",
      fg="black",
      font="Verdana 10 bold", anchor='w').pack()


menuSoubor = Menu(nabidka)
nabidka.add_cascade(label="Control", menu=menuSoubor)
menuSoubor.add_command(label=u"Start", command=ask_loop)
menuSoubor.add_command(label=u"OPC Status", command=create_window)


menuSoubor.add_separator()
menuSoubor.add_command(label="Exit", command=exit_program)
# GUI variable define datatype
lbVal = StringVar()
GUI_EPR_Naam_patient = StringVar()
GUI_EPR_Command_register = StringVar()
GUI_EPR_Product_barcode = StringVar()
GUI_EPR_Original_EIN_barcode = StringVar()
GUI_EPR_Product_barcode2 = StringVar()
GUI_EPR_Label_EIN_barcode = StringVar()
GUI_EPR_Original_EIN_barcode2 = StringVar()
GUI_EPR_Ready1 = StringVar()
GUI_EPR_Ready2 = StringVar()
GUI_EPR_Code_valid = StringVar()
GUI_EPR_HEARTBEAT = StringVar()
GUI_EPR_REASON = StringVar()
GUI_EPR_ALARM = StringVar()
GUI_EPR_Bloedgroep_barcode = StringVar()

label = Label(hlavni, text="EP STATUS...", textvariable=lbVal).pack(padx=20, pady=20)
worker = Worker(lbVal)

mainloop()