#!/usr/bin/env python

import csv
from datetime import datetime
import os
import sys
import time
from readConfig import readConfig
from pycomm.ab_comm.clx import Driver as ClxDriver


configProperties = readConfig()

sys.path.append("../")
path_to_CSV = "/mnt/usb/"

def readTag(addr, tag):
    time.sleep(0.01)
    c = ClxDriver()
    if c.open(addr):
        try:
            v = c.read_tag(tag)
            # print(v)
            return v
        except Exception:
            print("ERROR RETRIEVING TAG: {}".format(tag))
            c.close()
            print traceback.print_exc()
            pass
        c.close()

now = datetime.now()
nowDT = datetime.strftime(now,"%Y%m%d_%H%M%S")
filename = path_to_CSV + "backup_"+nowDT+".csv"

if os.path.exists(filename):
	os.remove(filename)

taper_setup_params = [
    ["Length","REAL"],
    ["Diameter","REAL"],
    ["Material","DINT"],
    ["c","REAL"],
    ["UseRodCount","BOOL"],
    ["RodCount","DINT"]
    ]

data = {}

tags_to_read = [['Casing_ID', 'REAL'],
				['UnitConfig.MotorNameplate.Volts', 'REAL'],
                ['UnitConfig.MotorNameplate.Amps', 'REAL'],
                ['UnitConfig.MotorNameplate.Hertz', 'REAL'],
                ['UnitConfig.MotorNameplate.Poles', 'INT'],
                ['UnitConfig.MotorNameplate.RPM', 'REAL'],
                ['UnitConfig.MotorNameplate.ServiceFactor', 'REAL'],
                ['UnitConfig.MotorNameplate.Horsepower', 'REAL'],
                ['UnitConfig.Pump_Diameter', 'REAL'],
                ['UnitConfig.Pump_Constant', 'REAL'],
                ['UnitConfig.Anchor_Depth', 'REAL'],
                ['UnitConfig.Total_Stroke_Length', 'REAL'],
                ['UnitConfig.Motor_Sheave_Size', 'REAL'],
                ['UnitConfig.Gearbox_Limit', 'REAL'],
                ['UnitConfig.Gearbox_Ratio', 'REAL'],
                ['UnitConfig.Gearbox_Sheave', 'REAL'],
                ['UnitConfig.RPM_Maximum', 'REAL'],
                ['UnitConfig.RPM_Minimum', 'REAL'],
                ['UnitConfig.MotorCntrlMode', 'DINT'],
                ['UnitConfig.MaxFreq', 'REAL'],
                ['UnitConfig.Speed_Torque_Mode', 'DINT'],
                ['UnitConfig.Rating_Gearbox', 'REAL'],
                ['UnitConfig.Rating_Structural', 'REAL'],
                ['UnitConfig.Well_Type', 'SINT'],
                ['UnitConfig.Total_Vertical_Depth', 'REAL'],
                ['UnitConfig.Total_Vertical_Depth_Input', 'REAL'],
                ['UnitConfig.Tubing_Size_ID', 'REAL'],
                ['UnitConfig.Tubing_Size_OD', 'REAL'],
                ['UnitConfig.API_Oil', 'REAL'],
                ['UnitConfig.SG_Water', 'REAL'],
                ['UnitConfig.Percent_Water', 'REAL'],
                ['Youngs_Modulus_Fiberglass', 'REAL'],
                ['Youngs_Modulus_Steel', 'REAL'],
				]

with open(filename, 'wb') as myfile:
	wr = csv.writer(myfile)
	for t in tags_to_read:
	    tagVal = readTag(configProperties['PLC_IP_ADDRESS'], t[0])[0]
	    wr.writerow([t[0], tagVal, t[1]])
	wr.writerow(["TAPER", "CONFIG"])
	for i in range(0,11):
	    for p in taper_setup_params:
	        wr.writerow(["Taper.Taper[" + str(i) + "].Setup." + p[0], readTag(configProperties['PLC_IP_ADDRESS'], "Taper.Taper[" + str(i) + "].Setup." + p[0])[0], p[1]])
print "Backed up PLC settings to", filename