main.py

# Judul : Program Remote AC dengan Antar Muka CLI
# Keterangan : Program ini mensimulasikan remote AC melalui CLI

import time
import threading

# Global Variabel
power_status = "Off"
swing_status = "Off"
fan_status = "Low"
mode_status = "Normal"
timer_status = "Off"
temperature_status = 23
power_warning = ""

# Fungsi dan Prosedur

def power():
	"""This function changes power to on/off based on user's command"""
	global power_status
	global power_warning
	print(f"Current power status: {power_status}")
	temp_power_status = input("Enter your changes: ").lower() # using temp variable to avoid accessing the main variable directly
	if(temp_power_status == "0"):
		temp_power_status = "Off"
	elif(temp_power_status == "off"):
		temp_power_status = "Off"
	elif(temp_power_status == "1"):
		temp_power_status = "On"
	elif(temp_power_status == "on"):
		temp_power_status = "On"
	else:
		print("Wrong input.")
		power()
	
	power_status = temp_power_status
	
	if(power_status == "On"):
		power_warning = ""

def power_check():
	"""This function checks whether the power is on or off when the user tries to execute other functions.
	If power is off, the process will terminate and asks the user to turn on the power."""
	global power_warning
	if(power_status == "Off"):
		print(f"Your power is off, cannot continue command.")
		power_warning = "<- This needs to be on."
		return False
	
	power_warning = ""
	return True

def swing():
	"""This function changes swing to on/off based on user's command"""
	global swing_status
	
	# checks power status
	status = power_check()
	if(not status):
		return False
	
	print(f"Current swing status: {swing_status}")
	temp_swing_status = input("Enter your changes: ").lower() # using temp variable to avoid accessing the main variable directly
	if(temp_swing_status == "0"):
		temp_swing_status = "Off"
	elif(temp_swing_status == "off"):
		temp_swing_status = "Off"
	elif(temp_swing_status == "1"):
		temp_swing_status = "On"
	elif(temp_swing_status == "on"):
		temp_swing_status = "On"
	else:
		print("Wrong input.")
		swing()
		
	swing_status = temp_swing_status

def fan():
	"""This function changes fan speed to low/medium/high based on user's command"""
	global fan_status
	
	# checks power status
	status = power_check()
	if(not status):
		return False
	
	options = ["Low", "Medium", "High"]
	print(f"Current fan status  : {fan_status}")
	print(f"What you can choose: ", end="")
	for op in options:
		print(f"{op} ", end="")
	print()
	temp_fan_status = input("Enter your changes: ").lower() # using temp variable to avoid accessing the main variable directly
	try:
		temp_fan_status = int(temp_fan_status)
	except ValueError:
		if(temp_fan_status == "low"):
			temp_fan_status = options[0]
		elif(temp_fan_status == "medium"):
			temp_fan_status = options[1]
		elif(temp_fan_status == "high"):
			temp_fan_status = options[2]
		else:
			print("Wrong input.")
			fan()
			return False
	else:
		if(temp_fan_status >=0 and temp_fan_status <= len(options)):
			if(temp_fan_status == 0):
				temp_fan_status = options[0]
			else:
				temp_fan_status = options[temp_fan_status-1]
		else:
			print("Wrong input.")
			fan()
			return False
	
	fan_status = temp_fan_status

def mode():
	"""This function changes mode to the listed options based on user's input"""
	global mode_status
	
	status = power_check()
	if(not status):
		return False

	options = ["Cool", "Dry", "Fan", "Turbo", "Quiet", "Sleep", "Auto"]
	print(f"Current mode status: {mode_status}")
	print(f"What you can choose: ", end="")
	for op in options:
		print(f"{op} ", end="")
	print()
	# using temp variable to avoid accessing the main variable directly
	temp_mode_status = input("Enter your changes: ").title() 
	
	try:
		temp_mode_status = int(temp_mode_status)
	except ValueError:
		try:
			temp_mode_status = options[options.index(temp_mode_status)]
		except ValueError:
			print("Wrong input.")
			mode()
			return False
	else:
		if(temp_mode_status >=0 and temp_mode_status <= len(options)):
			if(temp_mode_status == 0):
				temp_mode_status = options[0]
			else:
				temp_mode_status = options[temp_mode_status-1]
		else:
			print("Wrong input.")
			mode()
			return False
	
	mode_status = temp_mode_status

def timer_thread(duration_minutes):
	global power_status, timer_status
	time.sleep(duration_minutes * 60)  # Convert minutes to seconds
	print("\nTimer ended. Power has been turned off automatically.")
	reset()
	display()
	
def reset() :
	global power_status, swing_status, fan_status, mode_status, timer_status, temperature_status, power_warning
	power_status = "Off"
	swing_status = "Off"
	fan_status = "Low"
	mode_status = "Normal"
	timer_status = "Off"
	temperature_status = 23
	power_warning = ""

def timer():
	global timer_status
	status = power_check()
	if not status:
		return False

	print(f"Current timer status: {timer_status}")
	try:
		duration_minutes = int(input("Enter timer duration in minutes: "))
	except ValueError:
		print("Wrong input, input must exclusively be written in number.")
		timer()
		return False
	timer_status = f"{duration_minutes} min"
	print(f"Timer set for {duration_minutes} minutes.")
	threading.Thread(target=timer_thread, args=(duration_minutes,), daemon=True).start()
	return True
	
def set_temperature():
	global temperature_status
	status = power_check()
	if(not status):
		return False
	
	print(f"Current temperature: {temperature_status}")
	temp_temperature_status = input("Enter your changes: ") # using temp variable to avoid accessing the main variable directly
	try:
		temp_temperature_status = int(temp_temperature_status)
	except ValueError:
		if(temp_temperature_status == "up"):
			temp_temperature_status = temperature_status + 1
		elif(temp_temperature_status == "down"):
			temp_temperature_status = temperature_status - 1
		else:
			print("Wrong input.")
			set_temperature()
			return False
	if(16 <= temp_temperature_status and temp_temperature_status <= 32):
		temperature_status = temp_temperature_status
	else:
		print("Temperature must be inside 16\N{DEGREE SIGN}C to 32\N{DEGREE SIGN}C.")
		set_temperature()
		return False

def display():
	global power_status
	global swing_status
	global fan_status
	global mode_status
	global timer_status
	global temperature_status
	global power_warning

	print(f"{' STATUS ':=^30}")
	print(f"{"Power":<15}: {power_status:<10} {power_warning}")
	print(f"{"Swing":<15}: {swing_status}")
	print(f"{"Fan":<15}: {fan_status}")
	print(f"{"Mode":<15}: {mode_status}")
	print(f"{"Timer":<15}: {timer_status}")
	print(f"{"Temperature":<15}: {temperature_status}°C")
	print(f"{"":=<30}")
	
def ask():
	global power_status
	global swing_status
	global fan_status
	global mode_status
	global timer_status
	global temperature_status
	
	command = input("What do you want to change? ")
	match command:
		case "power":
			power()
		case "swing":
			swing()
		case "fan":
			fan()
		case "mode":
			mode()
		case "timer":
			timer() 
		case "temperature":
			set_temperature()
		case "exit":
			return False
	
	return True

while(True):
	display()
	status = ask()
	if(not status):
		print(f"Program terminated.")
		break