import asyncio
import os
import time
import traceback
import uuid
from datetime import datetime, timedelta
from os.path import abspath

import aiohttp
import ujson as json
from PIL import Image, ImageEnhance, ImageFont, ImageDraw, ImageOps
from aiofile import async_open
from gql import Client, gql
from gql.transport.aiohttp import AIOHTTPTransport

from config import Config
from core.logger import Logger
from core.utils import get_url


async def get_rating(uid, query_type):
    try:
        if query_type == 'b30':
            query_type = 'bestRecords'
        elif query_type == 'r30':
            query_type = 'recentRecords'
        Profile_url = 'http://services.cytoid.io/profile/' + uid
        Profile_json = json.loads(await get_url(Profile_url, 200))
        if 'statusCode' in Profile_json:
            if Profile_json['statusCode'] == 404:
                return {'status': False, 'text': '发生错误：此用户不存在。'}
        ProfileId = Profile_json['user']['id']
        ProfileRating = Profile_json['rating']
        ProfileLevel = Profile_json['exp']['currentLevel']
        ProfileUid = Profile_json['user']['uid']
        nick = Profile_json['user']['name']
        if nick is None:
            nick = ProfileUid
        if 'avatar' in Profile_json['user']:
            Avatar_img = Profile_json['user']['avatar']['medium']
        else:
            Avatar_img = None
        transport = AIOHTTPTransport(url='https://services.cytoid.io/graphql')
        client = Client(transport=transport, fetch_schema_from_transport=True)
        query = gql(
            f"""
            query StudioAnalytics($id: ID = "{ProfileId}") {{
          profile(id: $id) {{
            id
            {query_type}(limit: 30) {{
              ...RecordFragment
            }}
          }}
        }}
        
        fragment RecordFragment on UserRecord {{
          id
          date
          chart {{
            id
            difficulty
            type
            level {{
              uid
              title
            }}
          }}
          score
          accuracy
          rating
          details {{
            perfect
            great
            good
            bad
            miss
          }}
        }}
        """)

        result = await client.execute_async(query)
        workdir = os.path.abspath(Config("cache_path") + str(uuid.uuid4()))
        os.mkdir(workdir)
        bestRecords = result['profile'][query_type]
        rank = 0
        resources = []
        songcards = []

        async def mkresources(x, rank):
            thumbpath = await download_cover_thumb(x['chart']['level']['uid'])
            chart_type = x['chart']['type']
            difficulty = x['chart']['difficulty']
            chart_name = x['chart']['level']['title']
            score = str(x['score'])
            acc = x['accuracy']
            rt = x['rating']
            details = x['details']
            _date = datetime.strptime(x['date'], "%Y-%m-%dT%H:%M:%S.%fZ")
            local_time = _date + timedelta(hours=8)
            playtime = local_time.timestamp()
            nowtime = time.time()
            playtime = playtime - nowtime
            playtime = - playtime
            t = playtime / 60 / 60 / 24
            dw = 'd'
            if t < 1:
                t = playtime / 60 / 60
                dw = 'h'
                if t < 1:
                    t = playtime / 60
                    dw = 'm'
                if t < 1:
                    t = playtime
                    dw = 's'
            playtime = str(int(t)) + dw
            if thumbpath:
                havecover = True
            else:
                havecover = False
            songcards.append(
                make_songcard(thumbpath, chart_type, difficulty, chart_name, score, acc, rt, playtime, rank, details,
                              havecover))

        for x in bestRecords:
            rank += 1
            resources.append(mkresources(x, rank))

        await asyncio.gather(*resources)
        cards_ = await asyncio.gather(*songcards)
        cards_d = {}
        for x in cards_:
            for k in x:
                cards_d[k] = x[k]
        cards = [cards_d[x] for x in cards_d]

        # b30card
        b30img = Image.new("RGBA", (1975, 1610), '#1e2129')
        avatar_path = await download_avatar_thumb(Avatar_img, ProfileId)
        if avatar_path:
            im = Image.open(avatar_path)
            im = im.resize((110, 110))
            try:
                bigsize = (im.size[0] * 3, im.size[1] * 3)
                mask = Image.new('L', bigsize, 0)
                draw = ImageDraw.Draw(mask)
                draw.ellipse((0, 0) + bigsize, fill=255)
                mask = mask.resize(im.size, Image.ANTIALIAS)
                im.putalpha(mask)
                output = ImageOps.fit(im, mask.size, centering=(0.5, 0.5))
                output.putalpha(mask)
                output.convert('RGBA')
                b30img.alpha_composite(output, (1825, 24))
            except:
                traceback.print_exc()

        font4 = ImageFont.truetype(os.path.abspath('./assets/Nunito-Regular.ttf'), 35)
        drawtext = ImageDraw.Draw(b30img)
        get_name_width = font4.getsize(nick)[0]
        get_img_width = b30img.width
        drawtext.text((get_img_width - get_name_width - 160, 30), nick, '#ffffff', font=font4)

        font5 = ImageFont.truetype(os.path.abspath('./assets/Noto Sans CJK DemiLight.otf'), 20)
        level_text = f'等级 {ProfileLevel}'
        level_text_width = font5.getsize(level_text)[0]
        level_text_height = font5.getsize(level_text)[1]
        img_level = Image.new("RGBA", (level_text_width + 20, 40), '#050a1a')
        drawtext_level = ImageDraw.Draw(img_level)
        drawtext_level.text(((img_level.width - level_text_width) / 2, (img_level.height - level_text_height) / 2),
                            level_text, '#ffffff', font=font5)
        b30img.alpha_composite(img_level, (1825 - img_level.width - 20, 85))
        font6 = ImageFont.truetype(os.path.abspath('./assets/Nunito-Light.ttf'), 20)
        rating_text = f'Rating {str(round(float(ProfileRating), 2))}'
        rating_text_width = font6.getsize(rating_text)[0]
        rating_text_height = font6.getsize(rating_text)[1]
        img_rating = Image.new("RGBA", (rating_text_width + 20, 40), '#050a1a')
        drawtext_level = ImageDraw.Draw(img_rating)
        drawtext_level.text(((img_rating.width - rating_text_width) / 2, (img_rating.height - rating_text_height) / 2),
                            rating_text, '#ffffff', font=font6)
        b30img.alpha_composite(img_rating, (1825 - img_level.width - img_rating.width - 30, 85))
        textdraw = ImageDraw.Draw(b30img)
        textdraw.text((5, 5), f'Based on CytoidAPI | Generated by Teahouse Studios "Akaribot"',
                      'white', font=font6)
        i = 0
        fname = 1
        t = 0
        s = 0
        for card in cards:
            try:
                w = 15 + 384 * i
                h = 135
                if s == 5:
                    s = 0
                    t += 1
                h = h + 240 * t
                w = w - 384 * 5 * t
                i += 1
                b30img.alpha_composite(card, (w, h))
                fname += 1
                s += 1
            except Exception:
                traceback.print_exc()
                break
        if __name__ == '__main__':
            b30img.show()
        else:
            savefilename = os.path.abspath(f'{Config("cache_path")}{str(uuid.uuid4())}.jpg')
            b30img.convert("RGB").save(savefilename)
            # shutil.rmtree(workdir)
            return {'status': True, 'path': savefilename}
    except Exception as e:
        traceback.print_exc()
        return {'status': False, 'text': '发生错误：' + str(e)}


async def download_cover_thumb(uid):
    try:
        d = abspath('./assets/cytoid-cover/' + uid + '/')
        if not os.path.exists(d):
            os.makedirs(d)
        path = d + '/thumbnail.png'
        if not os.path.exists(d):
            os.mkdir(d)
        if not os.path.exists(path):
            level_url = 'http://services.cytoid.io/levels/' + uid
            get_level = json.loads(await get_url(level_url))
            cover_thumbnail = get_level['cover']['original'] + "?h=240&w=384"
            async with aiohttp.ClientSession() as session:
                async with session.get(cover_thumbnail) as resp:
                    async with async_open(path, 'wb+') as jpg:
                        await jpg.write(await resp.read())
                        return path
        else:
            return path
    except:
        traceback.print_exc()
        return False


async def download_avatar_thumb(link, id):
    Logger.debug(f'Downloading avatar for {str(id)}')
    try:
        d = abspath('./assets/cytoid-avatar/')
        if not os.path.exists(d):
            os.makedirs(d)
        path = d + f'/{id}.png'
        if not os.path.exists(d):
            os.mkdir(d)
        if os.path.exists(path):
            os.remove(path)
        async with aiohttp.ClientSession() as session:
            async with session.get(link, timeout=aiohttp.ClientTimeout(total=20)) as resp:
                async with async_open(path, 'wb+') as jpg:
                    await jpg.write(await resp.read())
                    return path
    except:
        traceback.print_exc()
        return False


async def make_songcard(coverpath, chart_type, difficulty, chart_name, score, acc, rt, playtime, rank, details,
                        havecover=True):
    if havecover:
        try:
            img = Image.open(coverpath)
        except:
            os.remove(coverpath)
            img = Image.new('RGBA', (384, 240), 'black')
    else:
        img = Image.new('RGBA', (384, 240), 'black')
    img = img.convert('RGBA')
    downlight = ImageEnhance.Brightness(img)
    img = downlight.enhance(0.5).resize((384, 240))
    img_type = Image.open(f'./assets/cytoid/{chart_type}.png')
    img_type = img_type.convert('RGBA')
    img_type = img_type.resize((40, 40))
    img.alpha_composite(img_type, (20, 20))
    font_path = './assets/Noto Sans CJK DemiLight.otf'
    font = ImageFont.truetype(os.path.abspath(font_path), 25)
    font2 = ImageFont.truetype(os.path.abspath(font_path), 15)
    font3 = ImageFont.truetype(os.path.abspath(font_path), 20)
    drawtext = ImageDraw.Draw(img)
    drawtext.text((20, 130), score, '#ffffff', font=font3)
    drawtext.text((20, 155), chart_name, '#ffffff', font=font)
    drawtext.text((20, 185), f'Acc: {round(acc, 4)}  Perfect: {details["perfect"]} Great: {details["great"]} Good: {details["good"]}'
                             f'\nRating: {round(rt, 4)}  Bad: {details["bad"]} Miss: {details["miss"]}', font=font2)
    playtime = f'{playtime} #{rank}'
    playtime_width = font3.getsize(playtime)[0]
    songimg_width = 384
    drawtext.text((songimg_width - playtime_width - 15, 205), playtime, '#ffffff', font=font3)
    type_ = str(difficulty)
    type_text = Image.new('RGBA', (32, 32))
    draw_typetext = ImageDraw.Draw(type_text)
    draw_typetext.text(((32 - font3.getsize(type_)[0] - font.getoffset(type_)[0]) / 2, 0), type_, "#ffffff", font=font3)
    img.alpha_composite(type_text, (23, 29))
    Logger.debug('Image generated: ' + str(rank))
    return {int(rank): img}