import time
import datetime
import spidev
import requests
import RPi.GPIO as GPIO
import commands
import glyph
from lcdlib import *
#functions
def position(x, y):
# maths the line number + other binary
    GPIO.output(DC, False)
    x = (x+128)
    y = (y+64)
    spi.writebytes([x, y])
    GPIO.output(DC, True)
# display commands
def writeword(word):
    GPIO.output(DC, True)
    for x in word:
        if x == " ":
            spi.writebytes(glyph.SPACE)
        else:
            spi.writebytes(getattr(glyph, x))
def writedelay(word):
    for x in word:
        if x == " ":
            spi.writebytes(glyph.SPACE)
        else:
            spi.writebytes(getattr(glyph, x))
        time.sleep(0.3)
def clearscreen():
    GPIO.output(DC, True)
    x = 0
    while x < (48*84):
        spi.writebytes([0x00])
        x+=1
def splash():
    position(0,0)
    spi.writebytes(glyph.SCREEN)
    time.sleep(1.0)
#setup hw
spi = spidev.SpiDev()
spi.open(0,0)
spi.max_speed_hz=400000
#gpio pin definitions
DC = 23
RST = 24
DIN = 19

SPI_PORT = 0
SPI_DEVICE = 0

#gpio setup
GPIO.setmode(GPIO.BCM)
GPIO.setup(RST, GPIO.OUT)
GPIO.setup(DC, GPIO.OUT)

#LEDs
led1 = 12
led2 = 20
led3 = 16
led4 = 21
led5 = 26
button1 = 5  #green
button2 = 6  #red
button3 = 13 #up
button4 = 19 #down
screen = 18
GPIO.setup(led1, GPIO.OUT)
GPIO.setup(led2, GPIO.OUT)
GPIO.setup(led3, GPIO.OUT)
GPIO.setup(led4, GPIO.OUT)
GPIO.setup(led5, GPIO.OUT)
GPIO.setup(button1, GPIO.IN)
GPIO.setup(button2, GPIO.IN)
GPIO.setup(button3, GPIO.IN)
GPIO.setup(button4, GPIO.IN)
GPIO.setup(screen, GPIO.OUT)
GPIO.output(screen, False)

#pulse reset
GPIO.output(RST, False)
time.sleep(0.4)
GPIO.output(RST, True)

#DC low for commands
GPIO.output(DC, False)
spi.writebytes([0x21, 0xB8, 0x04, 0x14, 0x20, 0x09, 0x0C])

#transmit data
GPIO.output(DC, True)
splash()
clearscreen()
while True:
    process_list = commands.getoutput('ps -A')
    if 'nginx' in process_list:
        GPIO.output(led1, True)
    else:
        GPIO.output(led1, False)
    if 'smbd' in process_list:
        GPIO.output(led2, True)
    else:
        GPIO.output(led2, False)
    if 'murmurd' in process_list:
        GPIO.output(led3, True)
    else:
        GPIO.output(led3, False)
    if 'deluged' in process_list:
        GPIO.output(led4, True)
    else:
        GPIO.output(led4, False)
    position(5,0)
    writeword("ironserver")
    position(10,1)
    writeword("nginx")
    position(10,2)
    writeword("samba")
    position(10,3)
    writeword("murmur")
    position(10,4)
    writeword("deluge")
    position(10,5)
    writeword("ipstv")
# check http
    position(60,1)
    if 'nginx' in process_list:
        writeword("on")
        spi.writebytes(glyph.SPACE)
    else:
        writeword("off")
# check nas
    position(60,2)
    if 'smbd' in process_list:
        writeword("on")
        spi.writebytes(glyph.SPACE)
    else:
        writeword("off")
#check VOIP
    position(60,3)
    if 'murmurd' in process_list:
        writeword("on")
	spi.writebytes(glyph.SPACE)
    else:
        writeword("off")
#check torrents
    position(60,4)
    if 'deluged' in process_list:
        writeword("on")
        spi.writebytes(glyph.SPACE)
    else:
        writeword("off")
spi.close()