def heartbeat():
global status_reserv
global reserv_id
unique_random = binascii.b2a_hex(os.urandom(20))
ws.send('[2, "' + unique_random + '", "Heartbeat", {}]')
receive_heartbeat = json.loads(ws.recv())
print receive_heartbeat
if receive_heartbeat[0] == 2 and receive_heartbeat[2] == "ReserveNow":
reserv_id = receive_heartbeat[3]['idTag']
uniqueId = receive_heartbeat[1]
ws.send('[3, "' + uniqueId + '",{"status":"Accepted"}]')
receive = json.loads(ws.recv())
print receive
gui.pic_ev_reservation(1)
gui.update()
status_reserv = 1
elif receive_heartbeat[0] == 2 and receive_heartbeat[
2] == "CancelReservation":
uniqueId = receive_heartbeat[1]
ws.send('[3, "' + uniqueId + '",{"status":"Accepted"}]')
receive = json.loads(ws.recv())
print receive
mian_start()
reserv_id = ""
status_reserv = 0
def mian_start():
global MysCkWire
global MysInsert
gui.pic_main_start(1)
gui.update()
MysInsert = 0
MysCkWire = 0
print "Tag Card\n"
def switch_pic_charging():
global rand
if rand == 1:
gui.pic_ev_charge1(1)
gui.update()
rand = 0
else:
gui.pic_ev_charge0(1)
gui.update()
rand = 1
def plug_In():
global MysCkCardOO
global MysCkStop
global MysCkWire
global MysInsert
global MysCK
global Send_Start
MysCK = 0 # Check D5
MysCkCardOO = 0
MysCkStop = 1
gui.pic_ev_insert_wire(1)
gui.clear_card_label(1)
gui.update()
Mysinsert = 0
MysCkWire = 1
Send_Start = 1
print "Plug In\n"
def stopTransaction(time_now, chargeType, energy, MysStartPrice2):
global MysCkStop
global MysCkWire
global MysInsert
global MysCK
global MysCardid
global MysText
global Mystype
global transactionId
print "Show Card Stop\n"
print(transactionId)
ws.send(
'[2, "ZeERlwkKOEdm9qaCnTUpDXI95bxr1ot3", "StatusNotification", {"timestamp": "'
+ time_now + '", "status": "Available", "connectorId": ' + chargeType +
', "errorCode": "NoError"}]')
receive_status_stop = json.loads(ws.recv())
print("Received : ", receive_status_stop)
ws.send(
'[2, "xkgU2inssohvi7b3Im2BTjxZGkMEJgYk", "StopTransaction", {"transactionId": '
+ transactionId + ', "timestamp": "' + time_now + '", "idTag": "' +
MysCardid + '","meterStop": ' + energy + '}]')
receive_stop = json.loads(ws.recv())
print("Received : ", receive_stop)
gui.clear_card_label(1)
gui.card_show(1)
gui.set_energy(MysText, MysCardid, MysStartPrice2, Mystype)
gui.pic_ev_card(1)
gui.update()
time.sleep(3)
MysCkStop = 0
MysCK = 0 # Check D5
MysInsert = 0
MysCkWire = 0
gui.clear_card_label(1)
gui.pic_ev_stop(1)
gui.update()
print "Push Stop\n"
ser.write("CARD$1$end") #Card correct
def autentication(card_id, amount, name_user):
global MysCardid
global MysText
global Mystype
global MysStartPrice
gui.card_show(1)
MysStartPrice = amount
MysCardid = card_id
MysText = name_user
Mystype = "Prepaid"
gui.set_energy(MysText, MysCardid, MysStartPrice, Mystype)
gui.pic_ev_card(1)
gui.update()
print "Card Correct\n"
time.sleep(3)
ser.write("CARD$1$end") #Card correct
def push_start():
gui.pic_ev_start(1) #Push Start
gui.clear_card_label(1)
gui.update()
print "Push Start\n"
def non_autentication():
gui.pic_ev_lnvalid(1)
gui.update()
ser.write("RE$end") #RESET Command
def readSerial():
global MysCK
global MysStartPrice
global MysCkCardOO
global status_reserv
global check_reser
global stop_heartbeat
global reserv_id
while True:
time_now = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
serBuffer = ser.readline()
heartbeat()
if len(serBuffer) == 0:
timer90()
break
else:
print serBuffer
message = serBuffer.split('$')
length_message = len(message)
if message[0] == 'D1' and status_reserv == 0: #Tag Card
mian_start()
break
elif message[0] == 'D1' and status_reserv == 1: #Tag Card
gui.pic_ev_reservation(1)
gui.update()
break
elif message[0] == 'D2' and length_message == 3: #Show Card
card_id = message[1]
keep_auten = check_autentication(card_id)
print status_reserv
print keep_auten
print reserv_id
if keep_auten[2]['idTagInfo'][
'status'] == "Accepted" and reserv_id == card_id and status_reserv == 1:
amount = keep_auten[2]['idTagInfo']['amount']
name_user = keep_auten[2]['idTagInfo']['name']
autentication(card_id, amount, name_user)
status_reserv = 0
reserv_id = ""
elif keep_auten[2]['idTagInfo'][
'status'] == "Accepted" and status_reserv == 0:
amount = keep_auten[2]['idTagInfo']['amount']
name_user = keep_auten[2]['idTagInfo']['name']
autentication(card_id, amount, name_user)
else:
non_autentication()
break
elif message[0] == 'D3': #Push Start
push_start()
break
elif message[0] == 'D4': #Plug In
plug_In()
break
elif message[0] == 'D5' and length_message == 8: #Energy
MysCK = MysCK + 1
energy = message[1]
current = message[2]
price = message[3]
commandCharge = message[4]
chargeType = message[5]
TagCard = message[6]
MysStartPrice2 = float(MysStartPrice - (float(price)))
send_start_one_time(time_now, chargeType)
if MysCK > 15000: #Mys Add
MysCk = 2
if message[6] == '1':
if MysCkStop == 1:
stopTransaction(time_now, chargeType, energy,
MysStartPrice2)
break
if message[6] == '0':
send_metervalues(chargeType, energy, current, price)
switch_pic_charging()
break
gui.restart(10, readSerial)