import click
import os

from flashcards import storage
from flashcards.study import BaseStudySession
from flashcards.commands import sets as sets_commands
from flashcards.commands import cards as cards_commands


@click.group()
def cli():
    """ Main entry point of the application """

    # Verify that the storage directory is present.
    storage.verify_storage_dir_integrity()
    pass


@click.command('status')
def status():
    """
    Show status of the application.

    Displaying the currently selected studyset.
        - studyset title
        - studyset description
        - number of cards
    """
    studyset = storage.load_selected_studyset()
    data = (studyset.title, len(studyset._cards))
    click.echo('Currently using studyset: %s (%s cards)\n' % data)
    click.echo('Description: \n%s' % studyset.description)


@click.command('study')
@click.argument('studyset')
def study(studyset):
    """ Start a study session on the supplied studyset. """
    studyset_path = os.path.join(storage.studyset_storage_path(), studyset)
    studyset = storage.load_studyset(studyset_path).load()

    studysession = BaseStudySession()
    studysession.start(studyset)


# Add the subcommands to this main entry point.
cli.add_command(status)
cli.add_command(study)
cli.add_command(sets_commands.sets_group)
cli.add_command(cards_commands.cards_group)

import click
import os

from flashcards import storage
from flashcards.study import BaseStudySession
from flashcards.commands import sets as sets_commands
from flashcards.commands import cards as cards_commands


@click.group()
def cli():
    """ Main entry point of the application """

    # Verify that the storage directory is present.
    storage.verify_storage_dir_integrity()
    pass


@click.command('status')
def status():
    """
    Show status of the application.

    Displaying the currently selected studyset.
        - studyset title
        - studyset description
        - number of cards
    """
    studyset = storage.load_selected_studyset()
    data = (studyset.title, len(studyset))
    click.echo('Currently using studyset: %s (%s cards)\n' % data)
    click.echo('Description: \n%s' % studyset.description)


@click.command('study')
@click.argument('studyset')
def study(studyset):
    """ Start a study session on the supplied studyset. """
    studyset_path = os.path.join(storage.studyset_storage_path(), studyset)
    studyset = storage.load_studyset(studyset_path).load()

    studysession = BaseStudySession()
    studysession.start(studyset)


# Add the subcommands to this main entry point.
cli.add_command(status)
cli.add_command(study)
cli.add_command(sets_commands.sets_group)
cli.add_command(cards_commands.cards_group)

Fix an issue where the `_cards` attribute in StudySet was used.