from __future__ import annotations

from typing import TYPE_CHECKING, Any, Dict, List, Optional

from ..types import InputFile
from .base import Request, TelegramMethod, prepare_file

if TYPE_CHECKING:  # pragma: no cover
    from ..client.bot import Bot


class SetWebhook(TelegramMethod[bool]):
    """
    Use this method to specify a url and receive incoming updates via an outgoing webhook. Whenever there is an update for the bot, we will send an HTTPS POST request to the specified url, containing a JSON-serialized :class:`aiogram.types.update.Update`. In case of an unsuccessful request, we will give up after a reasonable amount of attempts. Returns :code:`True` on success.
    If you'd like to make sure that the Webhook request comes from Telegram, we recommend using a secret path in the URL, e.g. :code:`https://www.example.com/<token>`. Since nobody else knows your bot's token, you can be pretty sure it's us.

     **Notes**

     **1.** You will not be able to receive updates using :class:`aiogram.methods.get_updates.GetUpdates` for as long as an outgoing webhook is set up.

     **2.** To use a self-signed certificate, you need to upload your `public key certificate <https://core.telegram.org/bots/self-signed>`_ using *certificate* parameter. Please upload as InputFile, sending a String will not work.

     **3.** Ports currently supported *for Webhooks*: **443, 80, 88, 8443**.
     **NEW!** If you're having any trouble setting up webhooks, please check out this `amazing guide to Webhooks <https://core.telegram.org/bots/webhooks>`_.

    Source: https://core.telegram.org/bots/api#setwebhook
    """

    __returning__ = bool

    url: str
    """HTTPS url to send updates to. Use an empty string to remove webhook integration"""
    certificate: Optional[InputFile] = None
    """Upload your public key certificate so that the root certificate in use can be checked. See our `self-signed guide <https://core.telegram.org/bots/self-signed>`_ for details."""
    ip_address: Optional[str] = None
    """The fixed IP address which will be used to send webhook requests instead of the IP address resolved through DNS"""
    max_connections: Optional[int] = None
    """Maximum allowed number of simultaneous HTTPS connections to the webhook for update delivery, 1-100. Defaults to *40*. Use lower values to limit the load on your bot's server, and higher values to increase your bot's throughput."""
    allowed_updates: Optional[List[str]] = None
    """A JSON-serialized list of the update types you want your bot to receive. For example, specify ['message', 'edited_channel_post', 'callback_query'] to only receive updates of these types. See :class:`aiogram.types.update.Update` for a complete list of available update types. Specify an empty list to receive all update types except *chat_member* (default). If not specified, the previous setting will be used."""
    drop_pending_updates: Optional[bool] = None
    """Pass :code:`True` to drop all pending updates"""

    def build_request(self, bot: Bot) -> Request:
        data: Dict[str, Any] = self.dict(exclude={"certificate"})

        files: Dict[str, InputFile] = {}
        prepare_file(data=data, files=files, name="certificate", value=self.certificate)

        return Request(method="setWebhook", data=data, files=files)
