import os

def rename_files_in_directory(directory):
    """
    Renames all files in the specified directory based on user input for the base name.

    Args:
        directory (str): The path to the directory containing the files to rename.
    """
    try:
        # List all files in the directory
        files = [f for f in os.listdir(directory) if os.path.isfile(os.path.join(directory, f))]
        
        if not files:
            print("No files found in the directory.")
            return

        # Ask the user for the base name
        base_name = input("Enter the base name for the files (e.g., 'Test'): ")
        if not base_name:
            print("Base name cannot be empty.")
            return

        # Sort files alphabetically (optional)
        files.sort()

        for index, file_name in enumerate(files, start=1):
            # Get the file extension
            file_extension = os.path.splitext(file_name)[1]
            # Construct the new file name
            new_name = f"{base_name}{index}{file_extension}"
            # Get the full paths
            old_path = os.path.join(directory, file_name)
            new_path = os.path.join(directory, new_name)
            # Rename the file
            os.rename(old_path, new_path)
            print(f"Renamed: {old_path} -> {new_path}")

        print("All files have been renamed successfully.")
    except Exception as e:
        print(f"An error occurred: {e}")

# Example usage
if __name__ == "__main__":
    folder_path = input("Enter the path to the folder: ").strip()
    if os.path.isdir(folder_path):
        rename_files_in_directory(folder_path)
    else:
        print("The provided path is not a valid directory.")