def handle_card_scan(dev, mac_address, card_id):
table_id = api.get_table_id(mac_address)
customer_id = api.get_customer_id(card_id)
table_available = api.table_available(table_id, customer_id)
if customer_id and table_available:
# If the table already has an occupancy, update it to set as occupied
# if not create a new one
occupancy = api.get_occupancy(table_id)
if occupancy:
api.set_occupied(table_id, occupancy)
else:
api.create_new_occupancy(table_id, customer_id)
response = b"access1\x00" if table_available and customer_id\
else b"access0\x00"
dev.char_write(0x0012, bytearray(response))
def request_bill(dev, mac_address):
table_id = api.get_table_id(mac_address)
api.request_bill(table_id)
dev.char_write(0x0012, bytearray(b"ok\x00"))
def leave_table(dev, mac_address):
table_id = api.get_table_id(mac_address)
api.leave_table(table_id)
dev.char_write(0x0012, bytearray(b"ok\x00"))
def get_order_status(dev, mac_address):
table_id = api.get_table_id(mac_address)
order_status = api.get_order_status(table_id)
dev.char_write(0x0012, bytearray(order_status.encode("utf-8") + "\x00"))
def call_waiter(dev, mac_address):
table_id = api.get_table_id(mac_address)
api.call_waiter(table_id)
dev.char_write(0x0012, bytearray(b"ok\x00"))
