"""JARVIS task utilities."""
import asyncio
from datetime import datetime, timezone
from logging import Logger
from typing import Coroutine

from interactions.models.discord.embed import Embed


async def runat(when: datetime, coro: Coroutine, logger: Logger) -> None:
    """
    Run a task at a scheduled time.

    Args:
        when: When to run the task
        coro: Coroutine to execute
        logger: Global logger
    """
    logger.debug(f"Scheduling task {coro.__name__} for {when.isoformat()}")
    delay = when - datetime.now(tz=timezone.utc)
    await asyncio.sleep(delay.total_seconds())
    await coro


def build_embed(
    title: str,
    description: str,
    fields: list,
    color: str = "#FF0000",
    timestamp: datetime = None,
    **kwargs: dict,
) -> Embed:
    """Embed builder utility function."""
    if not timestamp:
        timestamp = datetime.now()
    embed = Embed(
        title=title,
        description=description,
        color=color,
        timestamp=timestamp,
        **kwargs,
    )
    for field in fields:
        embed.add_field(**field.to_dict())
    return embed