import os.path
import csv
import logging
import src.utils
import src.process
from src.models import Transaction
from rich.logging import RichHandler
from typing import List


def write_mappings(unmatched_transactions: List[Transaction], mappings_directory: str):
    """ Write mappings for unmatched expenses for update by the user. """
    if not unmatched_transactions:
        return
    fn = os.path.join(mappings_directory, "unmatched.csv")
    with open(fn, 'a') as f:
        writer = csv.writer(f)
        for t in unmatched_transactions:
            e = ["expenses", t.description,
                 f"credit={t.credit};date={t.date}"]
            writer.writerow(e)


def init_logging():
    logging.basicConfig(
        level=logging.INFO,
        format="%(message)s",
        datefmt="[%X]",
        handlers=[RichHandler()],
    )


def main():
    init_logging()
    config = src.utils.load_config()
    src.utils.remove_if_exists(config.output_file)
    src.process.process_ldg_files(config)
    src.process.process_csv_files(config)


if __name__ == "__main__":
    main()