def read():
console.Console().write("{} Reading running_devices.txt".format(
console.Tags.BLT_RAD.value))
found_devices = list()
with open("blueToothRadar/running_devices.txt", "r") as file:
data = file.readlines()
file.close()
for known_device_address in devices.KNOW_DEVICES:
for line in data:
if line.find(known_device_address) != -1:
found_devices.append(known_device_address)
break
console.Console().write("{} running_devices.txt contained {} {} {}".format(
console.Tags.BLT_RAD.value, colors.Colors.YELLOW.value, found_devices,
colors.Colors.RESET.value))
return found_devices
def off(self, relay_number):
state = "off"
pin_number = self.relay_number_to_GPIO[relay_number]
state = self.relay_state_to_logical_state[state]
self.set_pin_to_out(pin_number)
GPIO.output(pin_number, state)
console.Console().write("{} Switched pin {} {} {} to {} {} {}".format(
console.Tags.REL_MOD.value, console.colors.Colors.YELLOW.value,
pin_number, console.colors.Colors.RESET.value,
console.colors.Colors.YELLOW.value, GPIO.input(pin_number),
console.colors.Colors.RESET.value))
def __init__(self):
self.console = console.Console()
self.relay_states = dict()
self.relay = relay_controller.Relay()
self.console.write("{} Initialized".format(console.Tags.LIGHTS.value))
def scanner():
"""
scan for new devices
if device was found function evaluate avarange of its rssi
:return:
"""
# it's file in which scanner holds btmgmt output
tmp = tempfile.NamedTemporaryFile()
with open(tmp.name, "w") as file:
subprocess.run(["/usr/bin/btmgmt", "find"], stdout=file)
file.close()
# read results of command run
with open(tmp.name, "r") as file:
output = file.readlines()
# print(output)
result = dict()
for line in output:
words = line.split(" ")
device_address = str()
device_rssi = int()
for i in range(len(words)):
# loop through one line of output to find device name and corresponding rssi
if words[i] == "dev_found:":
device_address = words[i + 1]
elif words[i] == "rssi":
device_rssi = words[i + 1]
# check if device was previously found
if device_address in result:
result[device_address].append(device_rssi)
else:
result[device_address] = [device_rssi]
# print(result)
# swap values in results form list of ints - rssi to it avg
for device in result:
result[device] = avg(result[device])
# save results to file
# and print to joint console
with open("blueToothRadar/running_devices.txt", "w") as f:
running_devices = list()
for known_device in devices.KNOW_DEVICES:
if known_device in result:
if result[known_device] > detection_threshold:
console.Console().write(
"{} Device {} {} {} with address {} {} {} detected {} its avarange RSSI is {} {} {}"
.format(
console.Tags.BLT_RAD.value,
colors.Colors.YELLOW.value,
devices.KNOW_DEVICES[known_device].get_name(),
colors.Colors.RESET.value,
colors.Colors.CYAN.value, known_device,
colors.Colors.GREEN.value,
colors.Colors.RESET.value,
colors.Colors.BLUE.value,
int(result[known_device]),
colors.Colors.RESET.value))
running_devices.append(known_device + "\n")
else:
console.Console().write(
"{} Device {} {} {} with address {} {} {} not detected {}"
.format(console.Tags.BLT_RAD.value,
colors.Colors.YELLOW.value,
devices.KNOW_DEVICES[known_device].get_name(),
colors.Colors.RESET.value,
colors.Colors.CYAN.value, known_device,
colors.Colors.RED.value,
colors.Colors.RESET.value))
f.writelines(running_devices)
f.close()
# print()
file.close()