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Emulator.py
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Emulator.py
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import time
import datetime
start_time = time.time()
last_time = 0
TIME_NOW = 0
time_multiplier = 5
class Emulator:
def __init__(self, name):
self.start_time = time.time()
self.last_time = 0
self.TIME_NOW = 0
self.time_diff = 0
self.time_multiplier = 5
self.display_print = True
self.button_state = False
self.needle_connected = True
self.needle_conductivity = 0
self.battery_voltage = 5
self.pump_functional = True
self.pump_active = False
self.sensor_functional = True
self.reservoir_level = 100
self.reservoir_connected = True
self.blood_conductivity = 0.5
self.insulin_count = 0
self.blood_sugar = 0
def bodyCalc(self):
multiplier = round(self.time_diff)
if self.pump_functional & self.reservoir_connected & self.sensor_functional & self.needle_connected & self.pump_active:
self.insulin_count += multiplier
self.reservoir_level -= multiplier
self.blood_sugar += self.insulin_count + self.blood_conductivity
if not self.pump_active:
self.blood_sugar -= multiplier
self.insulin_count -= multiplier
if not self.reservoir_connected or not self.needle_connected:
self.pump_functional = False
def run(self):
self.TIME_NOW = time.time()
self.time_diff = self.start_time - self.TIME_NOW
if self.time_diff < 60:
self.TIME_NOW = time.time()
self.time_diff = self.TIME_NOW - self.start_time
self.bodyCalc()
if self.time_diff > 30:
self.needle_connected = False
if self.time_diff > 40:
self.reservoir_connected = False
def getTime(self):
global TIME_NOW
global last_time
# modified time so its all relative to the start of the program, makes it easier to read and understand
original_time = (time.time() - self.start_time)
# get the time difference between last time and this time, then set the new last_time
tmp_time = (original_time - last_time)
last_time = original_time
# apply multiplier to allow for faster simulation rate
tmp_time *= self.time_multiplier
# add modified time difference to TIME_NOW as it represents the emulators time
TIME_NOW = TIME_NOW + tmp_time
return TIME_NOW
def getDatetime(self,time):
dt = datetime.datetime.fromtimestamp(time + self.start_time)
return dt
# Emulator -> Program
# returns conductivity of blood sensor (INT)
def getConductivity(self):
print("Blood Conductivity: " + str(self.blood_conductivity))
return self.blood_conductivity
# returns if the reservoir is connected (BOOL)
def reservoirConnected(self):
print("Reservoir Connected: " + str(self.reservoir_connected))
return self.reservoir_connected
# returns the level of the reservoir (INT)
def reservoirLevel(self):
print("Reservoir Level: " + str(self.reservoir_level))
return self.reservoir_level
# returns the results of the blood sensor self test (BOOL)
def bloodSensorFunctional(self):
print("Blood Sensor Functional: " + str(self.sensor_functional))
return self.sensor_functional
# returns the result of the pump self test (BOOL)
def pumpFunctional(self):
print("Pump Functional: " + str(self.pump_functional))
return self.pump_functional
# returns the voltage of the battery (INT)
def batteryVoltage(self):
print("Battery Voltage: " + str(self.battery_voltage))
return self.battery_voltage
# returns the conductivity of the liquid in the needle (INT)
def needleInternalConductivity(self):
print("Needle Conductivity: " + str(self.needle_conductivity))
return self.needle_conductivity
# returns if the needle is connected (BOOL)
def needleConnected(self):
print("Needle Connected: " + str(self.needle_connected))
return self.needle_connected
# returns the state of the manual button
def manualButton(self):
print("Manual Button State: " + str(self.button_state))
return False
# Program -> Emulator
# starts a self test of the pump
def selfTestPump(self):
print("Self Test Pump started.")
return False
# starts a self test of the blood sensor
def selfTestBloodSensor(self):
print("Self Test Sensor started.")
return False
# makes the pump inject 10mL of insulin
def activatePump(self):
print("Pump Activated.")
self.pump_active = True
def deactivatePump(self):
print("Pump De-activated.")
self.pump_active = False
# sets the state of the alarm
def alarmSetState(self,state):
print("Alarm: " + str(state))
return False
# write text to the display at position (x,y)
def displayWrite(self,text, pos):
if (self.display_print):
print("Display: " + str(text))
return False
def setTime(self,time):
self.TIME_NOW = time
def printSetup(self,headers):
self.max_length = 0
try:
for h in headers:
tmp = len(h)
if(tmp > self.max_length):
self.max_length = tmp
except:
self.max_length = headers
def print(self,header, message):
if(not self.print_on):
return
print_string = "["
left_over = self.max_length - len(header)
for i in range(int(left_over/2)):
print_string += " "
print_string += header
for i in range(self.max_length-len(print_string)):
print_string += " "
print_string += "] "
print_string += message
print(print_string)
# emulator = Emulator("emulator")
# emulator.activatePump()
# clock = 0
# while clock < 10:
# emulator.setTime(clock)
# emulator.bodyLoop()
# if(clock==6):
# emulator.deactivatePump()
# print("Blood Sugar : " + str(emulator.blood_sugar) + " mmol/L \nInsulin Count : " + str(emulator.insulin_count) + "\n"+ "Pump Funcional : " + str(emulator.pump_functional) + "\n")
# clock+=1
# print(emulator.getTime())
# emulator.getTime()
# emulator.getDatetime(0)
# emulator.getConductivity()
# emulator.reservoirConnected()
# emulator.reservoirLevel()
# emulator.bloodSensorFunctional()
# emulator.pumpFunctional()
# emulator.batteryVoltage()
# emulator.needleInternalConductivity()
# emulator.needleConnected()
# emulator.manualButton()
# emulator.selfTestPump()
# emulator.selfTestBloodSensor()
# emulator.activatePump()
# emulator.deactivatePump()
# emulator.alarmSetState(True)
# emulator.displayWrite("test", (0,0))
# emulator.setTime(0)
# emulator.printSetup(20)
# emulator.print("Test","This is a Test.")
# emulator.print("TestTestTest","This is a Test.")
# emulator.print("TestTestest","This is a Test.")
def setTime(self, time):
self.TIME_NOW = time
return False
# emulator = Emulator("emulator")
# emulator.activatePump()
# start = time.time()
# diff = time.time() - start
# while diff < 10:
# emulator.setTime(time.time())
# emulator.run()
# if (diff>= 6):
# emulator.deactivatePump()
# elif (diff >= 5):
# state = emulator.selfTestPump()
# # print("Is Pump Functional? " + str(state))
# # print("Blood Sugar : " + str(emulator.blood_sugar) + " mmol/L \nInsulin Count : " + str(
# # emulator.insulin_count) + "\n" + "Pump Funcional : " + str(
# # emulator.pump_functional) + "\n" + "Pumnp Active : " + str(emulator.pump_active) + "\n")
# diff = time.time() - start
# time.sleep(1)