# -*- coding: utf-8 -*-

# Module author: @Fl1yd

import os
from datetime import datetime

from telethon.tl.functions.channels import GetFullChannelRequest, GetParticipantsRequest
from telethon.tl.functions.messages import GetHistoryRequest
from telethon.tl.functions.photos import GetUserPhotosRequest
from telethon.tl.functions.users import GetFullUserRequest
from telethon.tl.types import (
    ChannelParticipantsAdmins,
    MessageActionChannelMigrateFrom,
    UserStatusOnline,
)

from .. import loader, utils


@loader.tds
class WhoIsMod(loader.Module):
    """Get info about user/chat"""

    strings = {"name": "Information"}

    async def userinfocmd(self, message):
        """<@ or reply or id> - info about user"""
        args = utils.get_args_raw(message)
        reply = await message.get_reply_message()

        await message.edit("<b>Getting info...</b>")

        try:
            if args:
                user = await message.client.get_entity(
                    args if not args.isdigit() else int(args)
                )
            else:
                user = await message.client.get_entity(reply.sender_id)
        except:
            user = await message.client.get_me()

        user = await message.client(GetFullUserRequest(user.id))
        photo, caption = await get_user_info(user, message)

        await message.client.send_file(
            message.chat_id,
            photo if photo else None,
            caption=caption,
            link_preview=False,
            reply_to=reply.id if reply else None,
        )
        os.remove(photo)
        await message.delete()

    async def chatinfocmd(self, message):
        """<@ or id> - info about chat"""
        args = utils.get_args_raw(message)

        try:
            chat = await message.client.get_entity(
                args if not args.isdigit() else int(args)
            )
        except:
            if not message.is_private:
                chat = await message.client.get_entity(message.chat_id)
            else:
                return await message.edit("<b>It is not a chat!</b>")

        chat = await message.client(GetFullChannelRequest(chat.id))

        await message.edit("<b>Loading info...</b>")

        caption = await get_chat_info(chat, message)

        await message.client.send_message(
            message.chat_id,
            str(caption),
            file=await message.client.download_profile_photo(
                chat.full_chat.id, "chatphoto.jpg"
            ),
        )

        await message.delete()


async def get_user_info(user, message):
    """Detailed information about the user."""
    uuser = user.users[0]
    fulluser = user.full_user

    user_photos = await message.client(
        GetUserPhotosRequest(user_id=uuser.id, offset=42, max_id=0, limit=100)
    )
    user_photos_count = "The user does not have an avatar."
    try:
        user_photos_count = user_photos.count
    except:
        pass

    user_id = uuser.id
    first_name = uuser.first_name or "null"
    last_name = uuser.last_name or "null"
    username = uuser.username or "null"
    user_bio = fulluser.about or "null"
    common_chat = fulluser.common_chats_count
    is_bot = "Yes" if uuser.bot else "No"
    restricted = "Yes" if uuser.restricted else "No"
    verified = "Yes" if uuser.verified else "No"

    photo = await message.client.download_profile_photo(
        user_id, str(user_id) + ".jpg", download_big=True
    )
    caption = (
        f"<b>USER INFORMATION:</b>\n\n"
        f"<b>First name:</b> {first_name}\n"
        f"<b>Last name:</b> {last_name}\n"
        f"<b>Username:</b> @{username}\n"
        f"<b>ID:</b> <code>{user_id}</code>\n"
        f"<b>Bot:</b> {is_bot}\n"
        f"<b>Restricted:</b> {restricted}\n"
        f"<b>Verified:</b> {verified}\n\n"
        f"<b>About:</b> \n<code>{user_bio}</code>\n\n"
        f"<b>Number of avatars in the profile:</b> {user_photos_count}\n"
        f"<b>Shared Chats:</b> {common_chat}\n"
        f'<b>Permalink:</b> <a href="tg://user?id={user_id}">клик</a>'
    )

    return photo, caption


async def get_chat_info(chat, message):
    chat_obj_info = await message.client.get_entity(chat.full_chat.id)
    chat_title = chat_obj_info.title
    try:
        msg_info = await message.client(
            GetHistoryRequest(
                peer=chat_obj_info.id,
                offset_id=0,
                offset_date=datetime(2010, 1, 1),
                add_offset=-1,
                limit=1,
                max_id=0,
                min_id=0,
                hash=0,
            )
        )
    except Exception:
        msg_info = None

    first_msg_valid = bool(
        msg_info and msg_info.messages and msg_info.messages[0].id == 1
    )
    creator_valid = bool(first_msg_valid and msg_info.users)
    creator_id = msg_info.users[0].id if creator_valid else None
    creator_firstname = (
        msg_info.users[0].first_name
        if creator_valid and msg_info.users[0].first_name is not None
        else "УYesлённый аккаунт"
    )
    creator_username = (
        msg_info.users[0].username
        if creator_valid and msg_info.users[0].username is not None
        else None
    )
    created = msg_info.messages[0].date if first_msg_valid else None
    former_title = (
        msg_info.messages[0].action.title
        if first_msg_valid
        and type(msg_info.messages[0].action) is MessageActionChannelMigrateFrom
        and msg_info.messages[0].action.title != chat_title
        else None
    )
    description = chat.full_chat.about
    members = (
        chat.full_chat.participants_count
        if hasattr(chat.full_chat, "participants_count")
        else chat_obj_info.participants_count
    )
    admins = (
        chat.full_chat.admins_count if hasattr(chat.full_chat, "admins_count") else None
    )
    banned_users = (
        chat.full_chat.kicked_count if hasattr(chat.full_chat, "kicked_count") else None
    )
    restrcited_users = (
        chat.full_chat.banned_count if hasattr(chat.full_chat, "banned_count") else None
    )
    users_online = 0
    async for i in message.client.iter_participants(message.chat_id):
        if isinstance(i.status, UserStatusOnline):
            users_online += 1
    group_stickers = (
        chat.full_chat.stickerset.title
        if hasattr(chat.full_chat, "stickerset") and chat.full_chat.stickerset
        else None
    )
    messages_viewable = msg_info.count if msg_info else None
    messages_sent = (
        chat.full_chat.read_inbox_max_id
        if hasattr(chat.full_chat, "read_inbox_max_id")
        else None
    )
    messages_sent_alt = (
        chat.full_chat.read_outbox_max_id
        if hasattr(chat.full_chat, "read_outbox_max_id")
        else None
    )
    username = chat_obj_info.username if hasattr(chat_obj_info, "username") else None
    bots_list = chat.full_chat.bot_info
    bots = 0
    slowmode = (
        "Yes"
        if hasattr(chat_obj_info, "slowmode_enabled") and chat_obj_info.slowmode_enabled
        else "No"
    )
    slowmode_time = (
        chat.full_chat.slowmode_seconds
        if hasattr(chat_obj_info, "slowmode_enabled") and chat_obj_info.slowmode_enabled
        else None
    )
    restricted = (
        "Yes"
        if hasattr(chat_obj_info, "restricted") and chat_obj_info.restricted
        else "No"
    )
    verified = (
        "Yes" if hasattr(chat_obj_info, "verified") and chat_obj_info.verified else "No"
    )
    username = "@{}".format(username) if username else None
    creator_username = "@{}".format(creator_username) if creator_username else None

    if admins is None:
        try:
            participants_admins = await message.client(
                GetParticipantsRequest(
                    channel=chat.full_chat.id,
                    filter=ChannelParticipantsAdmins(),
                    offset=0,
                    limit=0,
                    hash=0,
                )
            )
            admins = participants_admins.count if participants_admins else None
        except Exception:
            pass
    if bots_list:
        for _ in bots_list:
            bots += 1

    caption = "<b>CHAT INFORMATION:</b>\n\n"
    caption += f"<b>ID:</b> {chat_obj_info.id}\n"
    if chat_title is not None:
        caption += f"<b>Group name:</b> {chat_title}\n"
    if former_title is not None:
        caption += f"<b>Previous name:</b> {former_title}\n"
    if username is not None:
        caption += "<b>Group Type:</b> Public\n"
        caption += f"<b>Link:</b> {username}\n"
    else:
        caption += "<b>Group Type:</b> Private\n"
    if creator_username is not None:
        caption += f"<b>The Creator:</b> <code>{creator_username}</code>\n"
    elif creator_valid:
        caption += f'<b>The Creator:</b> <code><a href="tg://user?id={creator_id}">{creator_firstname}</a></code>\n'
    if created is not None:
        caption += f"<b>Created:</b> {created.date().strftime('%b %d, %Y')} - {created.time()}\n"
    else:
        caption += f"<b>Created:</b> {chat_obj_info.date.date().strftime('%b %d, %Y')} - {chat_obj_info.date.time()}\n"
    if messages_viewable is not None:
        caption += f"<b>Visible messages:</b> {messages_viewable}\n"
    if messages_sent:
        caption += f"<b>Total messages:</b> {messages_sent}\n"
    elif messages_sent_alt:
        caption += f"<b>Total messages:</b> {messages_sent_alt}\n"
    if members is not None:
        caption += f"<b>Participants:</b> {members}\n"
    if admins is not None:
        caption += f"<b>Admins:</b> {admins}\n"
    if bots_list:
        caption += f"<b>Bots:</b> {bots}\n"
    if users_online:
        caption += f"<b>Now Online:</b> {users_online}\n"
    if restrcited_users is not None:
        caption += f"<b>Restricted Users:</b> {restrcited_users}\n"
    if banned_users is not None:
        caption += f"<b>Banned users:</b> {banned_users}\n"
    if group_stickers is not None:
        caption += f'<b>Group stickers:</b> <a href="t.me/addstickers/{chat.full_chat.stickerset.short_name}">{group_stickers}</a>\n'
    caption += "\n"
    caption += f"<b>Slowmode:</b> {slowmode}"
    if hasattr(chat_obj_info, "slowmode_enabled") and chat_obj_info.slowmode_enabled:
        caption += f", {slowmode_time} seconds\n"
    else:
        caption += "\n"
    caption += f"<b>Restricted:</b> {restricted}\n"
    if chat_obj_info.restricted:
        caption += f"> Platform: {chat_obj_info.restriction_reason[0].platform}\n"
        caption += f"> Reason: {chat_obj_info.restriction_reason[0].reason}\n"
        caption += f"> Text: {chat_obj_info.restriction_reason[0].text}\n\n"
    else:
        caption += ""
    if hasattr(chat_obj_info, "scam") and chat_obj_info.scam:
        caption += "<b>Scam</b>: Yes\n\n"
    if hasattr(chat_obj_info, "verified"):
        caption += f"<b>Verified:</b> {verified}\n\n"
    if description:
        caption += f"<b>Description:</b> \n\n<code>{description}</code>\n"
    return caption