"""Entrypoint for bookbot"""

import sys

from stats import count_characters_in_book, count_words_in_book, sort_character_counts


def get_book_text(file_path: str) -> str:
    """Retrieves the contents of the given file"""

    with open(file_path, mode="r", encoding="utf-8") as f:
        return f.read()


def main():
    """Main method for bookbot"""

    if len(sys.argv) != 2:
        print("Usage: python3 main.py <path_to_book>")
        sys.exit(1)

    book_path = sys.argv[1]
    book_text = get_book_text(book_path)
    word_count = count_words_in_book(book_text)
    character_counts = count_characters_in_book(book_text)
    sorted_counts = sort_character_counts(character_counts)

    print("============ BOOKBOT ============")
    print(f"Analyzing book found at {book_path}...")
    print("----------- Word Count ----------")
    print(f"Found {word_count} total words")
    print("--------- Character Count -------")

    for item in sorted_counts:
        char = item["char"]

        if not char.isalpha():
            continue

        print(f"{char}: {item["num"]}")

    print("============= END ===============")



if __name__ == "__main__":
    main()