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import csv
import sys
import time
import datetime
from time import sleep
from Phidgets.Devices.InterfaceKit import InterfaceKit

interfaceKit = InterfaceKit()
interfaceKit.openPhidget(97505)

gallons = float(0)
galDay = float(0)
secDay = float(0)
indoorTemp = float(0)
outdoorTemp = float(0)
once = int(0)

## allow time for phidget interface to open
sleep(5)

## initialize boiler temp
iTemp2 = int(round(((((interfaceKit.getSensorValue(7))*.2222)-61.111)*9/5)+32))

## initialize burner status to off
wasOn = 'No'

## set filename for 24 hr period
def writeToLogf():
    global oilBurner
    doy = datetime.datetime.now()
    dayOfYear = datetime.date(doy.year, doy.month, doy.day)
    #oilBurner = '/mnt/windows/oilBurner' + str(dayOfYear) + '.csv'
    oilBurner = 'share/oilBurner' + str(dayOfYear) + '.csv'
    
## open log file for burner on/off
def writeToLoga(): 
    global out_file

    writeToLogf()
    out_file = open(oilBurner, 'a')
    out_file.writelines(str(elapsedTime))
    out_file.writelines(",")
    out_file.writelines(str(gallons))
    out_file.writelines(",")
    writeToLog()

## open log file for daily total seconds/gallons        
def writeToLogb():
    global out_file

    writeToLogf()   
    out_file = open(oilBurner, 'a')
    out_file.writelines(str(secDay))
    out_file.writelines(",")
    out_file.writelines(str(galDay))
    out_file.writelines(",")
    writeToLog()        

## open log file everytime boiler changes by more than 1 degree
def writeToLogc():
    global out_file

    writeToLogf() 
    out_file = open(oilBurner, 'a')
    out_file.writelines(",")
    out_file.writelines(",")
    writeToLog()

## Write sensors to Log File
def writeToLog():
    tod = datetime.datetime.now()
    timeOfDay = datetime.time(tod.hour, tod.minute, tod.second)
    doy = datetime.datetime.now()
    dayOfYear = datetime.date(doy.year, doy.month, doy.day)

    out_file.writelines(str(timeOfDay))
    out_file.writelines(",")
    out_file.writelines(str(dayOfYear))
    out_file.writelines(",")

    ## write garage temp to logfile
    iTemp=int(round(((((interfaceKit.getSensorValue(3))*.2222)-61.111)*9/5)+32))
    garageTemp=str(iTemp)
    out_file.writelines(garageTemp)
    out_file.writelines(",")

    ## write upstairs temp to logfile
    iTemp=int(round(((((interfaceKit.getSensorValue(4))*.2222)-61.111)*9/5)+32))
    indoorTemp=str(iTemp)
    out_file.writelines(indoorTemp)
    out_file.writelines(",")

    ## write outdoor temp to logfile
    iTemp=int(round(((((interfaceKit.getSensorValue(6))*.2222)-61.111)*9/5)+32))
    outdoorTemp=str(iTemp)
    out_file.writelines(outdoorTemp)
    out_file.writelines(",")

    ## write boiler temp to logfile
    iTemp=int(round(((((interfaceKit.getSensorValue(7))*.2222)-61.111)*9/5)+32))
    boilerTemp=str(iTemp)
    out_file.writelines(boilerTemp)
    out_file.writelines(",")

    ## write upstairs humidity to logfile
    rH=int(round(((interfaceKit.getSensorValue(5))*.1906)-40.2))
    humidity=str(rH)
    out_file.writelines(humidity)
    out_file.writelines(",")
    
    ## write attic temp to logfile
    iTemp=int(round(((((interfaceKit.getSensorValue(2))*.2222)-61.111)*9/5)+32))
    atticTemp=str(iTemp)
    out_file.writelines(atticTemp)
    out_file.writelines('\n')
    out_file.close()
    
while True:
    ## option for average boiler temp read
    iTemp = []
    
    for x in range(10):        
        iTemp = iTemp + [int(round(((((interfaceKit.getSensorValue(7))*.2222)-61.111)*9/5)+32))]
        sleep(.1)
    
    iTemp1 = sum(iTemp)/len(iTemp)
    
    ## option for single boiler temp read
    #iTemp1 = int(round(((((interfaceKit.getSensorValue(7))*.2222)-61.111)*9/5)+32))
    
    ## check & write to log file if boiler temp has changed 
    if iTemp1 > (iTemp2 + 1) or iTemp1 < (iTemp2 -1):
        iTemp2 = iTemp1
        writeToLogc()
           
    ## check oil burner status    
    if interfaceKit.getInputState(2) == True:        
        line_out = '1'
        interfaceKit.setOutputState(0,1)
        
    if interfaceKit.getInputState(2) == False:
        line_out = '0'
        interfaceKit.setOutputState(0,0)
        
    if line_out == '1':
        if wasOn == 'Yes':
            ## Loop1 - oil burner is still On
            pass
        else:
            ## Loop2 - oil burner just turned On
            startElapsedTime = float(time.time())
            gallons = 0
            elapsedTime = 0
            writeToLoga()
            wasOn = 'Yes'
    else:
        if wasOn == 'Yes':
            ## Loop3 - oil burner just turned Off
            stopElapsedTime = float(time.time())
            elapsedTime = round(stopElapsedTime - startElapsedTime, 1)
            secDay = round(secDay + elapsedTime, 1)
            gallons = round(elapsedTime/4500, 3)
            galDay = round(galDay + gallons, 3)
            writeToLoga()
            wasOn = 'No'
            
        else:
            ## Loop4 - oil burner is still Off
            pass

    ## post seconds and gallons used last 24 hrs to Log File at 23:59:00 AM
    chk = datetime.datetime.now()
    if datetime.time(chk.hour, chk.minute) == datetime.time(23, 59,):
        if once == 0:
            writeToLogb()
            secDay = 0
            galDay = 0
            once = 1

    if datetime.time(chk.hour, chk.minute) == datetime.time(0, 0,):
        once = 0
    
    ## check to see if program break switch has been activated
    brk = interfaceKit.getInputState(7)
    if brk == True:
        break

## make sure log file is closed
writeToLog() 
out_file.close()

## close phidget
interfaceKit.closePhidget()