import logging
from datetime import datetime

import pytz
from convopyro import listen_message
from pyrogram import filters
from pyrogram.types import ForceReply, Message, ReplyKeyboardRemove

from classes.pyroclient import PyroClient
from modules import custom_filters

logger = logging.getLogger(__name__)


@PyroClient.on_message(
    ~filters.scheduled & filters.private & filters.command(["set_time"], prefixes=["/"]) & ~custom_filters.context  # type: ignore
)
async def command_set_time(app: PyroClient, message: Message):
    user = await app.find_user(message.from_user)

    if user.location is None:
        await message.reply_text(
            app._("location_empty", "messages", locale=user.locale)
        )
        return

    await message.reply_text(
        app._("set_time", "messages", locale=user.locale),
        reply_markup=ForceReply(
            placeholder=app._("set_time", "force_replies", locale=user.locale)
        ),
    )

    while True:
        app.contexts.append(message.from_user.id)
        answer = await listen_message(app, message.chat.id, 300)
        app.contexts.remove(message.from_user.id)

        if answer is None or answer.text == "/cancel":
            await message.reply_text(
                app._("cancelled", "messages", locale=user.locale),
                reply_markup=ReplyKeyboardRemove(),
            )
            return

        try:
            datetime.strptime(answer.text, "%H:%M")
        except ValueError:
            await answer.reply_text(
                app._("set_time_invalid", "messages", locale=user.locale).format(
                    cancel_notice=app._("cancel", "messages", locale=user.locale)
                )
            )
            continue

        break

    # Time we got from the user
    parsed_time = datetime.strptime(answer.text, "%H:%M")

    # Datetime user means in their timezone
    user_time = datetime.now(user.location.timezone).replace(
        hour=parsed_time.hour, minute=parsed_time.minute, second=0, microsecond=0
    )

    # Datetime in user's timezone moved to UTC timezone
    utc_time = user_time.astimezone(pytz.utc)

    await user.update_time(hour=utc_time.hour, minute=utc_time.minute)

    logger.info(
        "User %s has selected notification time of %s (%s UTC)",
        user.id,
        user_time.strftime("%H:%M"),
        utc_time.strftime("%H:%M"),
    )

    await answer.reply_text(
        app._("set_time_finished", "messages", locale=user.locale).format(
            offset=user.offset,
            time=user_time.strftime(app._("time", "formats", locale=user.locale)),
            toggle_notice=(
                "" if user.enabled else app._("toggle", "messages", locale=user.locale)
            ),
        ),
        reply_markup=ReplyKeyboardRemove(),
    )