afk_mob_grinder.py

# this python script is for afking (Away from Keyboard) auto mob grinder in Minecraft
# dont forget to define the 'hotbar' variable according to your needs
# TODO: add a way to stop the bot instead of CTRL + C, prefebly a key listener at the while loop
# Done: generate updated requirements.txt file

import os
import sys
import cv2
import time
import datetime
import pytesseract
import numpy
import win32con
import win32gui
import pynput
import win32ui
from PIL import Image

pytesseract.pytesseract.tesseract_cmd = "C:\\Program Files\\Tesseract-OCR\\tesseract.exe"

# hotbar dictionary for key switwinch in Minecraft, the values are the number of items in the slot, or a keyword for the item
# the slot 3 to 9 filled with a full stack - 1 becuase we need to reserve inventory space for the exp bottles. without it the inventory
# will be filled with mobs drops and the exp bottles will be dropped on the ground
hotbar = {
    "1": 64,        # food slot
    "2": "Weapon",  # weapon slot
    "3": 63,        # exp potion slot
    "4": 63,        # exp potion slot
    "5": 63,        # exp potion slot
    "6": 63,        # exp potion slot
    "7": 63,        # exp potion slot
    "8": 63,        # exp potion slot
    "9": 63         # exp potion slot
}

def windowEnumerationHandler(hwnd, top_windows):
    top_windows.append((hwnd, win32gui.GetWindowText(hwnd)))

def switch_to_window(winName):
    results = []
    top_windows = []
    win32gui.EnumWindows(windowEnumerationHandler, top_windows)
    for i in top_windows:
        if winName in i[1].lower():
            print(i)
            win32gui.ShowWindow(i[0],5)
            win32gui.SetForegroundWindow(i[0])
            break

def type_a_command(command_string):
    pynput.keyboard.Controller().press(pynput.keyboard.KeyCode.from_char("/"))
    pynput.keyboard.Controller().release(pynput.keyboard.KeyCode.from_char("/"))
    time.sleep(0.2)
    pynput.keyboard.Controller().type(command_string[1:])
    time.sleep(0.2)
    pynput.keyboard.Controller().press(pynput.keyboard.Key.enter)
    pynput.keyboard.Controller().release(pynput.keyboard.Key.enter)
    time.sleep(0.2)
    pynput.mouse.Controller().click(pynput.mouse.Button.left)
    time.sleep(0.2)

def fill_exp_potions():
    # this function is for filling the empty bottles from the SlimeFun plugin with exp
    pynput.keyboard.Controller().type('3')
    time.sleep(0.2)
    pynput.mouse.Controller().click(pynput.mouse.Button.right)
    time.sleep(0.2)
    pynput.keyboard.Controller().type('2')


def main():
    if not switch_to_window("minecraft"):
        print("error: no Minecraft windows found")
    loop_count = 0
    left_right = False
    time.sleep(0.2)
    # it is neccecary to press the ESC key to close the inventory/menu window
    pynput.keyboard.Controller().press(pynput.keyboard.Key.esc)
    pynput.keyboard.Controller().release(pynput.keyboard.Key.esc)
    while True:
        k = cv2.waitKey(1) & 0xFF
        # press 'r' to exit
        #if k == ord('r'):
        if cv2.waitKey(1) == ord("r"):
            break

        if left_right:
            pynput.mouse.Controller().click(pynput.mouse.Button.left)
            pynput.mouse.Controller().move(200, 0)
            time.sleep(0.8)
            pynput.mouse.Controller().click(pynput.mouse.Button.left)
            pynput.mouse.Controller().move(200, 0)
            time.sleep(0.8)
            pynput.mouse.Controller().click(pynput.mouse.Button.left)
            pynput.mouse.Controller().move(200, 0)
            time.sleep(0.8)
            pynput.mouse.Controller().click(pynput.mouse.Button.left)
            pynput.mouse.Controller().move(200, 0)
            time.sleep(0.8)
            pynput.mouse.Controller().click(pynput.mouse.Button.left)
            pynput.mouse.Controller().move(200, 0)
            time.sleep(0.8)
            left_right = False
            print("Moved to the Right")
        else:
            pynput.mouse.Controller().click(pynput.mouse.Button.left)
            pynput.mouse.Controller().move(-200, 0)
            time.sleep(0.8)
            pynput.mouse.Controller().click(pynput.mouse.Button.left)
            pynput.mouse.Controller().move(-200, 0)
            time.sleep(0.8)
            pynput.mouse.Controller().click(pynput.mouse.Button.left)
            pynput.mouse.Controller().move(-200, 0)
            time.sleep(0.8)
            pynput.mouse.Controller().click(pynput.mouse.Button.left)
            pynput.mouse.Controller().move(-200, 0)
            time.sleep(0.8)
            pynput.mouse.Controller().click(pynput.mouse.Button.left)
            pynput.mouse.Controller().move(-200, 0)
            time.sleep(0.8)
            left_right = True
            print("Moved to the Left")
        # executing the /balance command to track how much money you get from McMMO Swords/Axe/Unarmed skills
        # type_a_command("/bal")
        fill_exp_potions()
        loop_count += 1
        print("loop_count: {},".format(loop_count))


if __name__ == "__main__":
    start_time = datetime.datetime.now().time()
    end_time = datetime.datetime.now().time()
    print("starting afk at: {}".format(start_time))
    try:
        main()
    except KeyboardInterrupt:
        # execute the next lines after KeyboardInterrupt: Ctrl+C
        end_time = datetime.datetime.now().time()
        td_start = datetime.timedelta(hours=start_time.hour, minutes=start_time.minute, seconds=start_time.second)
        td_end = datetime.timedelta(hours=end_time.hour, minutes=end_time.minute, seconds=end_time.second)
        print("afk'ed for: {} (hh:mm:ss)".format(td_end - td_start))
        try:
            sys.exit(130)
        except SystemExit:
            os._exit(130)