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import time
import os
import speech_recognition as sr
from gpiozero import CPUTemperature
# some functions need to be put on a different thread but we are keeping that project for another time
# import threading
# Error Handling
ERROR_BAD_REQUEST = "the request failed, bad request"
ERROR_UNAUTHORIZED = "you do not have permission to make that request"
ERROR_NOT_FOUND = "the request was not found, try again"
SPEECH_NOT_RECOGNIZED = "we couldn't recognize what you said, try again or \n or check your internet connection"
ERROR_TIMEOUT = "the request took too long check youre internet connection"
# Initialize components and error handling for debugging
# try initializingthe lcd
# if initializations fail they should disale theyre function
try:
lcd_instance = lcd.LCD()
except Exception as e:
print("Error intializing LCD \n exiting the application...")
exit()
# try initializing the temperature readings
try:
cpu_temp = CPUTemperature()
temperature_available = 1
except Exception as e:
print("Error initializing CPU temperature sensor:", e)
temperature_available = 0
# try initializing the google speech recognizer
try:
recognizer = sr.Recognizer()
recognizer_available = 1
except Exception as e:
print(
"Error initialzing voice recognition, its possible the speech recognition module isn't installed"
)
recognizer_available = 0
# try initializing the microphone
try:
microphone = sr.Microphone()
microphone_available = 1
except Exception as e:
print(
"Error initialzing the microphone \n check if the sound device package is installed"
)
microphone_available = 0
class fe:
def __init__(self):
pass
# clearing the terminal for a cleaner and program like interaction
def clear_terminal_lcd(self):
lcd.instance.clear()
os.system("cls" if os.name == "nt" else "clear")
# Features
def custom_greeting(self):
self.clear_terminal_lcd()
try:
with open("quotes.txt", "r") as file:
quotes = [quote.strip() for quote in file.readlines()]
except FileNotFoundError:
lcd_instance.text("Quotes file missing", 1)
return
for quote in quotes:
first_line = quote[:16]
second_line = quote[16:32]
lcd_instance.text(first_line, 1)
lcd_instance.text(second_line, 2)
time.sleep(3)
lcd_instance.clear()
def pomodoro(self):
self.clear_terminal_lcd()
try:
duration_minutes = int(input("Enter duration in minutes: "))
duration_seconds = duration_minutes * 60
print("Pomodoro started for", duration_minutes, "minutes")
time_passed_seconds = 0
time_passed_minutes = 0
while duration_seconds > 0:
if duration_minutes != 0:
duration_minutes -= 1
time_passed_seconds += 1
duration_seconds -= 1
if time_passed_seconds == 60:
duration_minutes -= 1
time_passed_seconds == 0
print(f"\ryou have {duration_minutes}:{duration_seconds} left", end="")
lcd_instance.text(
f"\ryou have {duration_minutes}:{duration_seconds} left", 1
)
sleep(1)
except ValueError:
lcd_instance.text("Invalid input", 1)
time.sleep(2)
def temperature(self, temperature_available):
self.clear_terminal_lcd()
if temperature_available == 0:
print(ERROR_NOT_FOUND)
else:
while True:
load = os.getloadavg()[0]
temperature = cpu_temp.temperature if cpu_temp else "N/A"
lcd_instance.clear()
lcd_instance.text(f"CPU Load: {load:.2f}", 1)
lcd_instance.text(f"Temp: {temperature}C", 2)
time.sleep(5)
def display_uptime(self):
self.clear_terminal_lcd()
try:
with open("/proc/uptime") as f:
uptime_seconds = float(f.readline().split()[0])
uptime_str = time.strftime("%H:%M:%S", time.gmtime(uptime_seconds))
lcd_instance.text(f"Uptime: {uptime_str}", 1)
time.sleep(3)
except Exception as e:
lcd_instance.text("Error reading uptime", 1)
print("Error:", e)
def recognize_speech(self, recognizer_available):
self.clear_terminal_lcd()
if recognizer_available == 0 or microphone_available == 0:
print(ERROR_NOT_FOUND)
else:
lcd_instance.text("Listening...", 1)
try:
with microphone as source:
recognizer.adjust_for_ambient_noise(source)
audio = recognizer.listen(source)
output = recognizer.recognize_google(audio)
lcd_instance.text("Recognized:", 1)
lcd_instance.text(output[:16], 2)
print("Speech recognized:", output)
return output
except sr.UnknownValueError:
lcd_instance.text(SPEECH_NOT_RECOGNIZED, 1)
print(SPEECH_NOT_RECOGNIZED)
except sr.RequestError as e:
lcd_instance.text(ERROR_UNAUTHORIZED, 1)
print(ERROR_UNAUTHORIZED, e)
except Exception as e:
lcd_instance.text("Speech Error", 1)
print("Error:", e)
return None
def save_notes(self):
self.clear_terminal_lcd()
print("Type your notes (type 'stop' to exit):")
while True:
note = input(": ")
if note.lower() in ["stop", "exit", "quit"]:
break
first_line = note[:16]
second_line = note[16:32]
lcd_instance.text(first_line, 1)
lcd_instance.text(second_line, 2)
time.sleep(3)
# Command center to execute features
def command_center(self):
self.clear_terminal_lcd()
command = self.recognize_speech().lower()
if command == "greeting" or command == "greetings":
self.custom_greeting()
elif command == "uptime":
self.display_uptime()
elif command == "pomodoro" or command == "pomodoro":
self.pomodoro()
elif command == "speech" or "transcribe":
self.recognize_speech()
elif command == "save notes" or command == notes:
self.save_notes()
elif command == "temperature":
self.temperature()
else:
lcd_instance.text(ERROR_NOT_FOUND, 1)
print(ERROR_NOT_FOUND)
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