import urllib.parse
from typing import TYPE_CHECKING, Any

if TYPE_CHECKING:
    from PyQt6.QtWidgets import QComboBox
    from .session_tracker import StudySession


def get_default_config() -> dict:
    return {
        'yoten_url': 'https://yoten.app/session/new',
        'activity_id': '81',
        'default_language': 'en',
        'min_cards_threshold': 5,
        'min_duration_threshold': 30
    }


def get_config_value(config: dict, key: str) -> Any:
    defaults = get_default_config()
    return config.get(key, defaults.get(key))


def get_current_config(module_name: str) -> dict:
    from aqt import mw
    return mw.addonManager.getConfig(module_name)


def build_yoten_url(session: 'StudySession', language_code: str, config: dict) -> str:
    base_url = get_config_value(config, 'yoten_url')
    activity_id = get_config_value(config, 'activity_id')

    hours, minutes, seconds = session.duration_parts

    params = {
        'language_code': language_code,
        'duration_hours': str(hours),
        'duration_minutes': str(minutes),
        'duration_seconds': str(seconds),
        'description': session.description,
        'activity_id': activity_id
    }

    query_string = urllib.parse.urlencode(params)
    return f"{base_url}?{query_string}"


def populate_language_combo(combo_box: 'QComboBox', default_code: str = 'en') -> None:
    from .language_codes import get_common_languages

    common_languages = get_common_languages()

    for idx, (code, name) in enumerate(common_languages):
        # Handle separator item
        if code == "---":
            combo_box.addItem(name, code)
            # Make separator item disabled (not selectable)
            model = combo_box.model()
            item = model.item(idx)
            if item:
                item.setEnabled(False)
        else:
            combo_box.addItem(f"{name} ({code})", code)

    # Set default selection
    index = combo_box.findData(default_code)
    if index >= 0:
        combo_box.setCurrentIndex(index)