import os
import argparse
from datetime import datetime
from typing import List, Tuple
from pathlib import Path

from anki_generator.clients.llm import AnthropicClient
from anki_generator.clients.unsplash import UnsplashClient
from anki_generator.card_generator import CardGenerator, GermanDeckPackage

def read_word_list(file_path: str) -> List[Tuple[str, str]]:
    """Read word list from file"""
    words = []
    print(f"Reading file: {file_path}")
    with open(file_path, 'r', encoding='utf-8') as f:
        for line in f:
            print(f"Processing line: {line.strip()}")
            # Expected format: word,source
            word, source = line.strip().split(',', 1)
            words.append((word.strip(), source.strip()))
            print(f"Added word: {word.strip()} with source: {source.strip()}")
    return words

def main():
    parser = argparse.ArgumentParser(description='Generate Anki cards for German vocabulary')
    parser.add_argument('--input', required=True, help='Input file with words and sources')
    parser.add_argument('--output', help='Output file name (optional)')
    parser.add_argument('--deck-name', default='German Vocabulary', help='Name of the Anki deck')
    
    args = parser.parse_args()

    print("Loading program")

    # Create media directory
    os.makedirs('media', exist_ok=True)

    # Initialize clients
    llm_client = AnthropicClient()
    unsplash_client = UnsplashClient()

    # Initialize card generator
    generator = CardGenerator(llm_client, unsplash_client)

    # Read word list
    words = read_word_list(args.input)

    # Generate deck
    deck, media_files = generator.create_deck(words, args.deck_name)

    # Generate output filename if not provided
    if not args.output:
        timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
        output_file = f"german_vocab_{timestamp}.apkg"
    else:
        output_file = args.output

    # Save deck
    package = GermanDeckPackage(deck, media_files)
    package.write_to_file(output_file)
    print(f"Deck saved as: {output_file}")

if __name__ == "__main__":
    main()