#!/usr/bin/env python
print("""
Analog-Sensor LM35 (analog 1)
Photoresistor (analog 2)

Schalter 3: Script beenden
Schalter 4: System herunterfahren

Press CTRL+C to exit
""")

import explorerhat
import time
import sys
import os

status = "0" # 0=weiter 8=script beenden 9=shutdown

touched = [False] * 8



def ohai(channel, event):
    touched[channel - 1] = True
    print("{}: {}".format(channel, event))

def ScriptEnde(channel, event):
    global status
    status = "8"

def ShutDown(channel, event):
    global status
    status = "9"



explorerhat.touch.one.pressed(ohai)
explorerhat.touch.three.pressed(ScriptEnde)
explorerhat.touch.four.pressed(ShutDown)

# Muster für alle
# explorerhat.touch.released(ohai)

# Farben: blau, gelb, rot, grün

# Test der Lämpchen
explorerhat.light[0].on()
time.sleep(1)
explorerhat.light[1].on()
time.sleep(1)
explorerhat.light[2].on()
time.sleep(1)
explorerhat.light[3].on()
time.sleep(1)
explorerhat.light.toggle()
# Alle wieder AUS


time.sleep(2)

A1_mV_a = 0.0
A2_mV_a = 0.0

while status == "0":

    Uhrzeit = time.localtime()    
    A1_mV = explorerhat.analog.one.read()*1000
    A2_mV = explorerhat.analog.two.read()*1000

    if A1_mV != A1_mV_a or A2_mV != A2_mV_a:
      print(Uhrzeit[3],":",Uhrzeit[4],":",Uhrzeit[5])
      print("A1 (mV) :", A1_mV, " Temp C° :", A1_mV/10, " A2 (mV) :", A2_mV)
      A1_mV_a = A1_mV
      A2_mV_a = A2_mV

    time.sleep(1)


explorerhat.pause
time.sleep(2)

print("Abfrageschleife beendet")

if status == "9":
    explorerhat.light.red.blink(.3,.1)
    print("System wir heruntergefahren")
    time.sleep(3)
    explorerhat.light.red.on()
    os.system("sudo shutdown -h now")

if status == "8":
    explorerhat.light.red.blink(.3,.3)
    print("Script wird beendet")
    time.sleep(3)
    explorerhat.light.red.off()
    sys.exit()

print("Script beendet")