#!/usr/bin/python

import subprocess
import smbus
import socket
import os

from time import sleep, strftime
from Adafruit_I2C import Adafruit_I2C
from Adafruit_MCP230xx import Adafruit_MCP230XX
from Adafruit_CharLCDPlate import Adafruit_CharLCDPlate
from datetime import datetime
from subprocess import *


def run_cmd(cmd):
        p = Popen(cmd, shell=True, stdout=PIPE)
        output = p.communicate()[0]
        return output


#Definera temperatur sensorerm
otempid = "xx"
itempid = "xx"

# use busnum = 0 for raspi version 1 (256MB) and busnum = 1 for version 2
lcd = Adafruit_CharLCDPlate(busnum = 1)
# clear display
lcd.clear()

rakna = 0 #Variabel for halla reda pa tiden for backlight mm
huvudtid1 = 30 # =3 sekunder. Tiden hududmeny ska lysa och hur lange submenyerna ska visas.
huvudtid2 = 60 # tiden till huvudmeny slacks
hitta_ipadress_e = "ip addr show eth0 | grep inet | awk '{print $2}' | cut -d/ -f1" #kollar ipadressen
ipadress_e = run_cmd(hitta_ipadress_e) #kollar ip
hitta_ipadress_w = "ip addr show wlan0 | grep inet | awk '{print $2}' | cut -d/ -f1" #kollar ipadressen
ipadress_w = run_cmd(hitta_ipadress_w) #kollar ip
select_enabled = 0 # aktivera select valet for nexa menyn
select_lista = []
select_list_val = 0


#funktion for att lasa in data till selectmenyn:
def run_command(command):
	p = subprocess.Popen(command,stdout=subprocess.PIPE,stderr=subprocess.STDOUT)
	return iter(p.stdout.readline, b'')

#kommando for att hamta listan fran tdtool
command = 'tdtool --list'

#kor en for-loop for att skapa en lista
for line in run_command(command.split()):

	first = line.find('\t') + 1 #hitta forsta \t <- tab
	second = line.rfind('\t') #hitta andra \t <- tab
	#hoppa over allt som innehaller temperature
	if(line.find("temperature",first,second) > -1 ):
		continue
	#hoppa over allt som innehaller MODEL 
	if(line.find("MODEL",first,second) > -1 ):
		continue

	if (first > 0):
		select_lista.append(line[first:second]) #spara endast namnet i en lista
##AVSLUT


##HITTA ETT OBJEKT I LISTAN
print select_lista
print len(select_lista)
#SKRIV UT ETT NAMN UR LISTAN


while 1:
	sleep(0.1)


	#tar den till top sidan och lange top sidan i vilolaget
	rakna = rakna + 1
	if (rakna > huvudtid1 and rakna < huvudtid2):
		lcd.clear()
		lcd.message(datetime.now().strftime('%b %d  %H:%M:%S\n'))
	if (rakna >= huvudtid2):
		#lcd.backlight(lcd.OFF)
		lcd.clear()
		lcd.backlight(lcd.OFF)
		lcd.message(datetime.now().strftime('%b %d  %H:%M:%S\n'))	




	# vanster knapp
	if (lcd.buttonPressed(lcd.LEFT)):
		lcd.clear()
		lcd.message("SELFIE INC!")
		command2 = "xx/sökväg/xxselfie.sh"
		#testa run_cmd istallet
		run_cmd(command2)
		#run_command(command2.split())
		lcd.backlight(lcd.ON)
		rakna = 0
		sleep(5)
	# uppat knapp
	if (lcd.buttonPressed(lcd.UP)):  
		lcd.clear()
		lcd.message(datetime.now().strftime('%b %d  %H:%M:%S\n'))
		lcd.backlight(lcd.ON)
		rakna = 0
	# nerat knapp
	if (lcd.buttonPressed(lcd.DOWN)):
		lcd.clear()
		lcd.message("UPPDATERAR")
		indoor = "" #temperatur inne
		outdoor = "" #temperatur ute

		for line in run_command(command.split()):
			first = line.find('\t') + 1 #hitta forsta \t <- tab
			second = line.rfind('\t') #hitta andra \t <- tab
			#hoppa over allt som innehaller temperature
			if(line.find("temperaturehumidity",first,second) > -1 ):
				temp_variabel = line[first:second]
				first = temp_variabel.find('\t') + 1 #hitta forsta \t <- tab
				second = temp_variabel.rfind('\t') #hitta andra \t <- tab
				temp_variabel = temp_variabel[first:(second-2)]

				if(temp_variabel.find(itempid) > -1 ):
					first = temp_variabel.find('\t') + 1
					indoor = temp_variabel[first:(len(temp_variabel))]
				elif(temp_variabel.find(otempid) > -1 ):
					first = temp_variabel.find('\t') + 1
					outdoor = temp_variabel[first:(len(temp_variabel))]
					
				#continue
			#hoppa over allt som innehaller MODEL 
			#if (first > 0):
			#	select_lista.append(line[first:second]) #spara endast namnet i en lista
		##AVSLUT

		lcd.clear()	
		lcd.message("Indoor : " + indoor + "\noutdoor: " + outdoor)

		lcd.backlight(lcd.ON)
		rakna = 0
	# hoger knapp
	if (lcd.buttonPressed(lcd.RIGHT)):
		lcd.clear()
		lcd.message('E' + ipadress_e + '\nW' + ipadress_w)
		lcd.backlight(lcd.ON)
		rakna = 0

	if (lcd.buttonPressed(lcd.SELECT)):
		lcd.backlight(lcd.ON)
		select_enabled = 1
		select_list_val = 0
		sleep (0.5)
		lcd.clear()
		lcd.message("Enhet: %s\n V=on H=off" %(select_lista[select_list_val]))
		while select_enabled:
			if (lcd.buttonPressed(lcd.SELECT)):
				select_enabled = 0
				lcd.clear()
				lcd.message("Lamnar nu Nexa\nmenyn")
				sleep(1)
			sleep(0.15)
			if (lcd.buttonPressed(lcd.UP)):
				#print select_list_val #for debug
				#print len(select_lista) #for debug
				lcd.clear()
				select_list_val = select_list_val - 1 #oka menyval med ett
				#om listan e slut borja om fran borjan.
				#print select_list_val
				if(select_list_val < 0 ):
					select_list_val = len(select_lista) - 1
					#print "komhit"
				lcd.message("Enhet: %s\n V=on H=Off" %(select_lista[select_list_val])) #valj menyitem
				sleep(0.05)
			if (lcd.buttonPressed(lcd.DOWN)):
				print select_list_val
				#print select_list_val #for debug
				#print len(select_lista) #for debug
				lcd.clear()
				select_list_val = select_list_val + 1 #oka menyval med ett
				#om listan e slut borja om fran borjan.
				if(len(select_lista) < (select_list_val)+1):
					select_list_val = 0
					#print "komhit"
				lcd.message("Enhet: %s\n V=on H=Off" %(select_lista[select_list_val])) #valj menyitem
				sleep(0.05)
			
			if (lcd.buttonPressed(lcd.RIGHT)):
				run_cmd("tdtool --off " + (select_lista[select_list_val]) )
			if (lcd.buttonPressed(lcd.LEFT)):
				run_cmd("tdtool --on " + (select_lista[select_list_val]) )

		rakna = 0