#!/usr/bin/env python3
import requests
from xml.etree import ElementTree as ET
import csv
from io import StringIO

from common import *

def hexToCode(hex):
    b = bin(int(hex, 16))[2:]
    facility = int(b[0:8], 2)
    code = int(b[9:24], 2)
    return((facility, code))

def codeToHex(facility, code):
    return "{:08X}".format(int(bin(facility)[2:] + "0" + bin(code)[2:] + "1", 2))

# hexToCode("01E29DA1") <-> codeToHex(241, 20176)

def sendSchedule(target_ip):
    # clear all people
    outString = StringIO()
    writer = csv.DictWriter(outString, fieldnames)
    writer.writeheader()
    writer.writerow({})
    outString.seek(0)
    doCSVImport(target_ip, outString)

    # clear all schedules
    delXML = ET.Element("VertXMessage")
    for ii in range(1, 8):
        ET.SubElement(delXML, "hid:Schedules",
                      attrib={"action": "DD", "scheduleID": str(ii)})
    doXMLRequest(target_ip, ET.tostring(delXML))

    # load new schedules
    with open("schedules.xml", "rb") as f:
        doXMLRequest(target_ip, f.read())

def sendCardFormat(targetIP, formatName, templateID, facilityCode):
    # TODO: add delete formats
    # delete example: <hid:CardFormats action="DD" formatID="7-1-244"/>

    el = ET.Element("VertXMessage")
    formats = ET.SubElement(el, "hid:CardFormats", attrib={"action": "AD"})
    fmt = ET.SubElement(formats, "hid:CardFormat",
                        attrib={"formatName": formatName,
                                "templateID": str(templateID)})
    ET.SubElement(fmt, "hid:FixedField",
                        attrib={"value": str(facilityCode)})
    return doXMLRequest(targetIP, ET.tostring(el))

def lockOrUnlockDoor(targetIP, lock=True):
    el = ET.Element("VertXMessage")
    ET.SubElement(el, "hid:Doors",
                  attrib={"action": "CM",
                          "command": "lockDoor" if lock else "unlockDoor"})
    return doXMLRequest(targetIP, ET.tostring(el))

def forEachDoor(fxn):
    for doorName, doorData in config["doors"].items():
        print(doorName)
        fxn(doorName, doorData)

#forEachDoor(lambda name, data: sendCardFormat(data["ip"], "A901146A-244", 1, 244))
#forEachDoor(lambda name, data: sendSchedule(data["ip"]))