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ilexlux.py
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ilexlux.py
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import appglue
import ugfx
import badge
import wifi
import network
import time
import usocket as socket
state_map = {
'up': 0,
'down': 1,
'left': 2,
'right': 3,
'a': 4,
'b': 5,
'start': 8,
'select': 9,
}
states = [0 for _ in range(14)]
def handle_key(id, pressed):
states[id] = pressed
connection.send_key_states(states)
def handle_up(pressed):
handle_key(state_map['up'], int(pressed))
def handle_down(pressed):
handle_key(state_map['down'], int(pressed))
def handle_left(pressed):
handle_key(state_map['left'], int(pressed))
def handle_right(pressed):
handle_key(state_map['right'], int(pressed))
def handle_start(pressed):
show_message("Thank you and Good Bye")
if connection is not None:
connection.stop_listening()
appglue.home()
def connect_to_wifi(ssid='pymlbadge', password='pymlbadge'):
show_message("Waiting for wifi...")
wlan = network.WLAN(network.STA_IF)
if not wlan.active() or not wlan.isconnected():
wlan.active(True)
print('connecting to:', ssid)
wlan.connect(ssid, password)
while not wlan.isconnected():
time.sleep(0.1)
print('network config:', wlan.ifconfig())
show_message("Connected")
def init_badge():
badge.init()
ugfx.init()
# init controls for leaving the app in case wifi does not work
ugfx.input_init()
ugfx.input_attach(ugfx.BTN_START, handle_start)
wifi.init()
connect_to_wifi()
def show_message(message):
ugfx.clear(ugfx.WHITE)
ugfx.string(10, 10, message, "Roboto_Regular12", 0)
ugfx.flush()
class Connection:
def __init__(self, remote_addr, port):
self.uid = None
self.port = port
self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, 0)
self.socket.setblocking(False)
addr = socket.getaddrinfo('0.0.0.0', port)
self.socket.bind(addr[0][-1])
self.remote_addr = []
while len(self.remote_addr) == 0:
self.remote_addr = socket.getaddrinfo(remote_addr, port)
self.remote_addr = self.remote_addr[0][-1]
self.last_ping = 0
print("registering")
self.register()
def ready(self):
return self.uid is not None
def register(self):
command = '/controller/new/{port}'.format(port=self.port)
try:
self.socket.sendto(command.encode('utf-8'), self.remote_addr)
except Exception as ex:
print("failed to register controller: {}".format(ex))
def handle_read(self, data):
data = data.decode('utf-8')
if '/' not in data: # bad, malicous data!!
return
command, data = data.rsplit('/', 1)
if command.startswith('/uid'):
self.handle_uid(data)
elif command.startswith('/rumble'):
# self.handle_rumble(data)
pass
elif command.startswith('/message'):
# self.handle_message(data)
pass
elif command.startswith('/download'):
# self.handle_download(data)
pass
elif command.startswith('/play'):
# self.handle_play(data)
pass
def handle_uid(self, data):
self.uid = data
print("Got UID {}".format(data))
self.init_inputs()
def start_listening(self):
self.listening = True
self._listener_loop()
def stop_listening(self):
self.listening = False
def _listener_loop(self):
while self.listening:
# ping every 20 seconds
if time.time() - self.last_ping >= 20:
self.ping()
try:
data, addr = self.socket.recvfrom(1024)
self.handle_read(data)
except:
pass
time.sleep(0.01)
def init_inputs(self):
print("initializing input callbacks")
ugfx.input_attach(ugfx.JOY_UP, handle_up)
ugfx.input_attach(ugfx.JOY_DOWN, handle_down)
ugfx.input_attach(ugfx.JOY_LEFT, handle_left)
ugfx.input_attach(ugfx.JOY_RIGHT, handle_right)
ugfx.input_attach(ugfx.BTN_A, handle_up)
ugfx.input_attach(ugfx.BTN_B, handle_up)
ugfx.input_attach(ugfx.BTN_SELECT, handle_up)
def ping(self):
command = '/controller/{uid}/ping/{port}'.format(
uid=self.uid,
port=self.port
)
try:
self.socket.sendto(command.encode('utf-8'), self.remote_addr)
except:
print("warning: ping failed")
self.last_ping = time.time()
def send_key_states(self, states):
command = '/controller/{uid}/states/{states}'.format(
uid=self.uid, states=''.join(map(str, states)))
self.socket.sendto(command.encode('utf-8'), self.remote_addr)
connection = None
init_badge()
destination = 'control.ilexlux.xyz'
show_message("Connecting to {}".format(destination))
connection = Connection(destination, 1338)
connection.start_listening()