import asyncio
import os
from io import BytesIO

from PIL import Image, ImageDraw, ImageFilter, ImageOps
from pyrogram import Client, enums, filters
from pyrogram.types import Message

# noinspection PyUnresolvedReferences
from utils.misc import modules_help, prefix

# noinspection PyUnresolvedReferences
from utils.scripts import format_exc, import_library

VideoFileClip = import_library('moviepy', 'moviepy==2.2.1').VideoFileClip

im = None


def process_img(filename):
    global im
    im = Image.open(f'downloads/{filename}')
    w, h = im.size
    img = Image.new('RGBA', (w, h), (0, 0, 0, 0))
    img.paste(im, (0, 0))
    m = min(w, h)
    img = img.crop(((w - m) // 2, (h - m) // 2, (w + m) // 2, (h + m) // 2))
    w, h = img.size
    mask = Image.new('L', (w, h), 0)
    draw = ImageDraw.Draw(mask)
    draw.ellipse((10, 10, w - 10, h - 10), fill=255)
    mask = mask.filter(ImageFilter.GaussianBlur(2))
    img = ImageOps.fit(img, (w, h))
    img.putalpha(mask)
    im = BytesIO()
    im.name = 'img.webp'
    img.save(im)
    im.seek(0)


video = None


def process_vid(filename):
    global video
    video = VideoFileClip(f'downloads/{filename}')
    w, h = video.size
    m = min(w, h)
    box = {
        'x1': (w - m) // 2,
        'y1': (h - m) // 2,
        'x2': (w + m) // 2,
        'y2': (h + m) // 2,
    }
    video = video.cropped(**box)


@Client.on_message(filters.command(['circle', 'round'], prefix) & filters.me)
async def circle(_, message: Message):
    try:
        if not message.reply_to_message:
            return await message.reply(
                '<b>Reply is required for this command</b>',
                parse_mode=enums.ParseMode.HTML,
            )
        if message.reply_to_message.photo:
            filename = 'circle.jpg'
            typ = 'photo'
        elif message.reply_to_message.sticker:
            if message.reply_to_message.sticker.is_video:
                return await message.reply(
                    '<b>Video stickers is not supported</b>',
                    parse_mode=enums.ParseMode.HTML,
                )
            filename = 'circle.webp'
            typ = 'photo'
        elif message.reply_to_message.video:
            filename = 'circle.mp4'
            typ = 'video'
        elif message.reply_to_message.document:
            _filename = message.reply_to_message.document.file_name.casefold()
            if _filename.endswith('.png'):
                filename = 'circle.png'
                typ = 'photo'
            elif _filename.endswith('.jpg'):
                filename = 'circle.jpg'
                typ = 'photo'
            elif _filename.endswith('.jpeg'):
                filename = 'circle.jpeg'
                typ = 'photo'
            elif _filename.endswith('.webp'):
                filename = 'circle.webp'
                typ = 'photo'
            elif _filename.endswith('.mp4'):
                filename = 'circle.mp4'
                typ = 'video'
            else:
                return await message.reply('<b>Invalid file type</b>', parse_mode=enums.ParseMode.HTML)
        else:
            return await message.reply('<b>Invalid file type</b>', parse_mode=enums.ParseMode.HTML)

        if typ == 'photo':
            await message.edit('<b>Processing image</b>📷', parse_mode=enums.ParseMode.HTML)
            await message.reply_to_message.download(f'downloads/{filename}')
            await asyncio.get_event_loop().run_in_executor(None, process_img, filename)
            await message.delete()
            return await message.reply_sticker(sticker=im, reply_to_message_id=message.reply_to_message.id)
        else:
            await message.edit('<b>Processing video</b>🎥', parse_mode=enums.ParseMode.HTML)
            await message.reply_to_message.download(f'downloads/{filename}')
            await asyncio.get_event_loop().run_in_executor(None, process_vid, filename)

            await message.edit('<b>Saving video</b>📼', parse_mode=enums.ParseMode.HTML)
            await asyncio.get_event_loop().run_in_executor(None, video.write_videofile, 'downloads/result.mp4')

            await message.delete()
            await message.reply_video_note(
                video_note='downloads/result.mp4',
                duration=int(video.duration),
                reply_to_message_id=message.reply_to_message.id,
            )
            if isinstance(video, VideoFileClip):
                video.close()
            os.remove(f'downloads/{filename}')
            os.remove('downloads/result.mp4')
    except Exception as e:
        await message.reply(format_exc(e), parse_mode=enums.ParseMode.HTML)


modules_help['circle'] = {
    'round': 'Round a photo or video.',
    'circle': 'Circle a photo or video.',
}