#!/usr/bin/env python3

#
# This simple scenario moves the mouse cursor every N seconds,
# keeping the input devices active and preventing the computer
# from going into sleep/standby mode.
#
# Requirements:
#
# python:
# - pyautogui
#
# MacOS:
# - add iTerm to Settings -> Security & Privacy -> Accessibility.
#

import pyautogui
import random
import time
import sys

def timestamp():
    return time.strftime("%Y-%H-%M %T", time.localtime(int(time.time())))

t = 1 if len(sys.argv) == 1 else int(sys.argv[1])

screenWidth, screenHeight = pyautogui.size()

print(f"[{timestamp()}] Rat-race scenario is started.")
print(f"[{timestamp()}] The mouse cursor will move every {t} seconds.")
print(f"[{timestamp()}] Current screen resolution is {screenWidth}x{screenHeight}.")

try:
    while True:
        x, y = random.randrange(screenWidth), random.randrange(screenHeight)

        print(f"[{timestamp()}] > moving the cursor to point {x : >4},{y}")

        pyautogui.moveTo(x, y)

        time.sleep(t)
except KeyboardInterrupt:
    print(f"[{timestamp()}] Interrupted. Exit.")
    sys.exit(0)