update_checker.py

import os
import shutil
import requests
import zipfile

# Function to delete a directory and all its contents
def delete_directory(directory):
    try:
        shutil.rmtree(directory)
    except Exception as e:
        print(f"Error deleting directory {directory}: {e}")

# Function to create a directory if it does not exist
def create_directory(directory):
    try:
        if not os.path.exists(directory):
            os.makedirs(directory)
    except Exception as e:
        print(f"Error creating directory {directory}: {e}")

# Function to download and extract the latest repository archive from GitHub
def download_extract_latest_release(owner, repo):
    url = f"https://github.com/{owner}/{repo}/archive/main.zip"
    response = requests.get(url)
    response.raise_for_status()  # Raise an error for bad status codes

    temp_dir = 'temp_directory'
    create_directory(temp_dir)

    zip_file = os.path.join(temp_dir, 'latest_release.zip')

    with open(zip_file, 'wb') as file:
        file.write(response.content)

    with zipfile.ZipFile(zip_file, 'r') as zip_ref:
        zip_ref.extractall(temp_dir)

    os.remove(zip_file)

    # Locate the extracted directory
    extracted_dir = os.path.join(temp_dir, f"{repo}-main", 'shell')  # Adjust according to your repository structure

    return extracted_dir

# Function to fetch the local commit hash from file
def get_local_commit_hash():
    try:
        with open('latest_commit.txt', 'r') as file:
            return file.read().strip()
    except FileNotFoundError:
        return None

# Function to update the local commit hash in file
def update_local_commit_hash(commit_hash):
    with open('latest_commit.txt', 'w') as file:
        file.write(commit_hash)

# Function to check for updates logic
def check_for_updates_logic(owner, repo):
    latest_commit = get_latest_commit_hash(owner, repo)
    local_commit = get_local_commit_hash()

    if latest_commit and latest_commit != local_commit:
        print("Changes detected in the repository. Updating files...")

        try:
            temp_dir = download_extract_latest_release(owner, repo)
            # Delete the old 'shell' directory and replace with the new one
            delete_directory('shell')
            shutil.move(temp_dir, 'shell')

            # Update local commit hash
            update_local_commit_hash(latest_commit)
            return True
        except Exception as e:
            print(f"Error updating repository: {e}")
            return False
    else:
        print("No changes detected in the repository.")
        return False

# Function to fetch the latest commit hash from GitHub repository
def get_latest_commit_hash(owner, repo):
    url = f"https://api.github.com/repos/{owner}/{repo}/commits"
    response = requests.get(url)
    response.raise_for_status()  # Raise an error for bad status codes
    commits = response.json()
    if commits:
        return commits[0]['sha']  # Return the SHA of the latest commit
    else:
        return None

if __name__ == "__main__":
    owner = "iNihilistx"  # GitHub owner or organization
    repo = "RascalShell"  # GitHub repository name

    if check_for_updates_logic(owner, repo):
        print("Update applied.")
    else:
        print("No updates applied.")