app.py

import numpy as np
import time, random, pyaudio, keyboard
import win32gui, win32api, win32con

DECIBEL_THRESHOLD = -45
isRunning = True

def toggleRunning(event):
    activeWindow = win32gui.GetForegroundWindow()
    className = win32gui.GetClassName(activeWindow)
    if className == "ConsoleWindowClass":
        global isRunning
        isRunning = not isRunning
        if isRunning:
            print("Resumed")
        else:
            print("Paused")

def cast(isBait):
    win32api.PostMessage(hwnd, win32con.WM_KEYDOWN, win32con.VK_F6, 0)
    win32api.PostMessage(hwnd, win32con.WM_KEYUP, win32con.VK_F6, 0)
    if isBait:
        print("You threw the lure")
    else:
        print("You caught something")

if __name__ == "__main__":
    hwnd = win32gui.FindWindow(None, "World of Warcraft")
    p = pyaudio.PyAudio()
    deviceIndex = next((i for i in range(p.get_device_count()) if "Stereo Mix" in p.get_device_info_by_index(i)["name"]), None)

    keyboard.on_press_key("space", toggleRunning)

    print("<Space> - Pause/Resume")
    input("<Enter> - Start")
    cast(isBait=True)
    
    try:
        while True:
            if isRunning:
                startTime = time.time()
                stream = p.open(format=pyaudio.paInt16, channels=1, rate=44100, input=True, input_device_index=deviceIndex)

                while stream.is_active():
                    if not isRunning:
                        break
                    
                    try:
                        data = stream.read(1024, exception_on_overflow = False)
                    except Exception as e:
                        print(e)
                        break

                    data = np.frombuffer(data, dtype=np.int16) / 32768.0
                    rms = np.sqrt(np.mean(data**2))
                    db = np.round(20 * np.log10(rms / ((2**15) / 32768.0)))
                    print("dB:", db)

                    if db > DECIBEL_THRESHOLD:
                        time.sleep(random.uniform(.5, 1))
                        cast(isBait=False)
                        break
                    elif (time.time() - startTime) > 17:
                        break
                        
                if isRunning:
                    time.sleep(random.uniform(3, 5))
                    cast(isBait=True)
                    startTime = time.time()

                stream.stop_stream()
                stream.close()
    except Exception as e:
        print(e)
        p.terminate()