import re

from core.builtins import Bot, Plain, Image as BImage
from core.component import module
from core.logger import Logger
from modules.maimai.libraries.image import *
from modules.maimai.libraries.maimai_best_40 import generate
from modules.maimai.libraries.maimai_best_50 import generate50
from modules.maimai.libraries.maimaidx_music import *
from modules.maimai.libraries.tool import hash_

total_list = TotalList()

wm_list = ['拼机', '推分', '越级', '下埋', '夜勤', '练底力', '练手法', '打旧框', '干饭', '抓绝赞', '收歌']

def song_txt(music: Music):
    return [Plain(f"{music.id}. {music.title}\n"),
            BImage(f"https://www.diving-fish.com/covers/{get_cover_len4_id(music.id)}.png", ),
            Plain(f"\n{'/'.join(music.level)}")]


async def inner_level_q(ds1, ds2=None):
    result_set = []
    diff_label = ['Basic', 'Advanced', 'Expert', 'Master', 'Re:MASTER']
    if ds2 is not None:
        music_data = (await total_list.get()).filter(ds=(ds1, ds2))
    else:
        music_data = (await total_list.get()).filter(ds=ds1)
    for music in sorted(music_data, key=lambda i: int(i['id'])):
        for i in music.diff:
            result_set.append((music['id'], music['title'], music['ds'][i], diff_label[i], music['level'][i]))
    return result_set


mai = module('maimai', developers=['mai-bot', 'OasisAkari'], alias=['mai'],
             desc='{maimai.help.desc}')



@mai.handle('inner <rating> [<rating_max>] {{maimai.help.inner}}')
async def _(msg: Bot.MessageSession):
    try:
    rating = float(msg.parsed_msg['<rating>'])
        try:
            rating_max = float(msg.parsed_msg.get('<rating_max>'))
        except AttributeError:
            rating_max = None
    except ValueError:
        return await msg.finish(msg.locale.t('error.range.notnumber'))
    if rating > rating_max:
        return await msg.finish(msg.locale.t('error.range.invalid'))
    if not rating_max:
        result_set = await inner_level_q(rating)
        s = msg.locale.t("maimai.message.inner", rating=round(rating, 1)) + "\n"
    else:
        result_set = await inner_level_q(rating, rating_max)
        s = msg.locale.t("maimai.message.inner.range", rating=round(rating, 1), rating_max=round(rating_max, 1)) + "\n"
    for elem in result_set:
        s += f"{elem[0]}. {elem[1]} {elem[3]} {elem[4]}({elem[2]})\n"
    if len(result_set) > 150:
        return await msg.finish(msg.locale.t("maimai.message.too_much", length=len(result_set)))
    img = text_to_image(s)
    await msg.finish([BImage(img)])



# @mai.handle('today {{maimai.help.today}}')
# async def _(msg: Bot.MessageSession):
#     if msg.target.senderFrom == "Discord|Client":
#         qq = msg.session.sender.id
#     else:
#         qq = msg.session.sender
#     h = hash_(qq)
#     rp = h % 100
#     wm_value = []
#     for i in range(11):
#         wm_value.append(h & 3)
#         h >>= 2
#     s = f"今日人品值：{rp}\n"
#     for i in range(11):
#         if wm_value[i] == 3:
#             s += f'宜 {wm_list[i]}\n'
#         elif wm_value[i] == 0:
#             s += f'忌 {wm_list[i]}\n'
#     s += "刘大鸽提醒您：打机时不要大力拍打或滑动哦\n今日推荐歌曲："
#     music = (await total_list.get())[h % len((await total_list.get()))]
#     await msg.finish([Plain(s)] + song_txt(music))



@mai.handle('b40 [<username>] {{maimai.help.b40}}')
async def _(msg: Bot.MessageSession):
    username = msg.parsed_msg.get('<username>', None)
    if username is None and msg.target.senderFrom == "QQ":
        payload = {'qq': msg.session.sender}
    else:
        if username is None:
            await msg.finish(msg.locale.t("maimai.message.no_username"))
        payload = {'username': username}
    img, success = await generate(payload)
    if success == 400:
        await msg.finish(msg.locale.t("maimai.message.not_found"))
    elif success == 403:
        await msg.finish(msg.locale.t("maimai.message.forbidden"))
    else:
        if img:
            await msg.finish([BImage(img)])


@mai.handle('b50 [<username>] {{maimai.help.b50}}')
async def _(msg: Bot.MessageSession):
    username = msg.parsed_msg.get('<username>', None)
    if username is None and msg.target.senderFrom == "QQ":
        payload = {'qq': msg.session.sender, 'b50': True}
    else:
        if username is None:
            await msg.finish(msg.locale.t("maimai.message.no_username"))
        payload = {'username': username, 'b50': True}
    await msg.sendMessage(msg.locale.t("maimai.message.b50.waiting"))
    img, success = await generate50(payload)
    if success == 400:
        await msg.finish(msg.locale.t("maimai.message.not_found"))
    elif success == 403:
        await msg.finish(msg.locale.t("maimai.message.forbidden"))
    else:
        if img:
            await msg.finish([BImage(img)])



@mai.handle('random {{maimai.help.random}}')
@mai.handle(re.compile(r".*\s?(M|m)aimai\s?.*什么"), desc='{maimai.help.random}')
async def _(msg: Bot.MessageSession):
    await msg.finish(song_txt((await total_list.get()).random()))

            

@mai.handle(re.compile(r"随个((?:dx|sd|标准))?([绿黄红紫白]?)([0-9]+\+?)"),
            desc="随个[dx/标准][绿黄红紫白]<难度> 随机一首指定条件的乐曲")
async def _(msg: Bot.MessageSession):
    res = msg.matched_msg
    if res:
        try:
            if res.groups()[0] == "dx":
                tp = ["DX"]
            elif res.groups()[0] == "sd" or res.groups()[0] == "标准":
                tp = ["SD"]
            else:
                tp = ["SD", "DX"]
            level = res.groups()[2]
            if res.groups()[1] == "":
                music_data = (await total_list.get()).filter(level=level, type=tp)
            else:
                music_data = (await total_list.get()).filter(level=level, diff=['绿黄红紫白'.index(res.groups()[1])],
                                                             type=tp)
            if len(music_data) == 0:
                rand_result = "没有这样的乐曲哦。"
            else:
                rand_result = song_txt(music_data.random())
            await msg.finish(rand_result)
        except Exception as e:
            Logger.error(e)
            await msg.finish("随机命令错误，请检查语法")



@mai.handle(re.compile(r"查歌(.+)"), desc='查歌<乐曲标题的一部分> 查询符合条件的乐曲')
async def _(msg: Bot.MessageSession):
    name = msg.matched_msg.groups()[0].strip()
    if name == "":
        return
    res = (await total_list.get()).filter(title_search=name)
    if len(res) == 0:
        await msg.finish("没有找到这样的乐曲。")
    elif len(res) < 50:
        search_result = ""
        for music in sorted(res, key=lambda i: int(i['id'])):
            search_result += f"{music['id']}. {music['title']}\n"
        await msg.finish([Plain(search_result.strip())])
    else:
        await msg.finish(f"结果过多（{len(res)} 条），请缩小查询范围。")


@mai.handle(re.compile(r"([绿黄红紫白]?)id([0-9]+)"), desc='[绿黄红紫白]id<歌曲编号> 查询乐曲信息或谱面信息')
async def _(message: Bot.MessageSession):
    groups = message.matched_msg.groups()
    level_labels = ['绿', '黄', '红', '紫', '白']
    if groups[0] != "":
        try:
            level_index = level_labels.index(groups[0])
            level_name = ['Basic', 'Advanced', 'Expert', 'Master', 'Re: MASTER']
            name = groups[1]
            music = (await total_list.get()).by_id(name)
            chart = music['charts'][level_index]
            ds = music['ds'][level_index]
            level = music['level'][level_index]
            file = f"https://www.diving-fish.com/covers/{get_cover_len4_id(music['id'])}.png"
            if len(chart['notes']) == 4:
                msg = f'''{level_name[level_index]} {level}({ds})
TAP: {chart['notes'][0]}
HOLD: {chart['notes'][1]}
SLIDE: {chart['notes'][2]}
BREAK: {chart['notes'][3]}
谱师: {chart['charter']}'''
            else:
                msg = f'''{level_name[level_index]} {level}({ds})
TAP: {chart['notes'][0]}
HOLD: {chart['notes'][1]}
SLIDE: {chart['notes'][2]}
TOUCH: {chart['notes'][3]}
BREAK: {chart['notes'][4]}
谱师: {chart['charter']}'''
            await message.finish([Plain(f"{music['id']}. {music['title']}\n"), BImage(f"{file}"), Plain(msg)])
        except Exception:
            await message.finish("未找到该谱面")
    else:
        name = groups[1]
        music = (await total_list.get()).by_id(name)
        try:
            file = f"https://www.diving-fish.com/covers/{get_cover_len4_id(music['id'])}.png"
            await message.finish([Plain(f"{music['id']}. {music['title']}\n"),
                                  BImage(f"{file}"),
                                  Plain(f"艺术家: {music['basic_info']['artist']}\n"
                                        f"分类: {music['basic_info']['genre']}\n"
                                        f"BPM: {music['basic_info']['bpm']}\n"
                                        f"版本: {music['basic_info']['from']}\n"
                                        f"难度: {'/'.join(music['level'])}")])
        except Exception:
            await message.finish("未找到该乐曲")



@mai.handle(['scoreline <difficulty+sid> <scoreline> {查找某首歌的分数线}',
             'scoreline help {查看分数线帮助}'])
async def _(msg: Bot.MessageSession):
    r = "([绿黄红紫白])(id)?([0-9]+)"
    arg1 = msg.parsed_msg.get('<difficulty+sid>')
    args2 = msg.parsed_msg.get('<scoreline>')
    argh = msg.parsed_msg.get('help', False)
    if argh:
        s = '''此功能为查找某首歌分数线设计。
命令格式：maimai scoreline <difficulty+sid> <scoreline>
例如：分数线 紫799 100
命令将返回分数线允许的 TAP GREAT 容错以及 BREAK 50落等价的 TAP GREAT 数。
以下为 TAP GREAT 的对应表：
GREAT/GOOD/MISS
TAP\t1/2.5/5
HOLD\t2/5/10
SLIDE\t3/7.5/15
TOUCH\t1/2.5/5
BREAK\t5/12.5/25(外加200落)'''
        img = text_to_image(s)
        if img:
            await msg.finish([BImage(img)])
    elif args2 is not None:
        try:
            grp = re.match(r, arg1).groups()
            level_labels = ['绿', '黄', '红', '紫', '白']
            level_labels2 = ['Basic', 'Advanced', 'Expert', 'Master', 'Re:MASTER']
            level_index = level_labels.index(grp[0])
            chart_id = grp[2]
            line = float(arg1)
            music = (await total_list.get()).by_id(chart_id)
            chart: Dict[Any] = music['charts'][level_index]
            tap = int(chart['notes'][0])
            slide = int(chart['notes'][2])
            hold = int(chart['notes'][1])
            touch = int(chart['notes'][3]) if len(chart['notes']) == 5 else 0
            brk = int(chart['notes'][-1])
            total_score = 500 * tap + slide * 1500 + hold * 1000 + touch * 500 + brk * 2500
            break_bonus = 0.01 / brk
            break_50_reduce = total_score * break_bonus / 4
            reduce = 101 - line
            if reduce <= 0 or reduce >= 101:
                raise ValueError
            await msg.finish(f'''{music['title']} {level_labels2[level_index]}
分数线 {line}% 允许的最多 TAP GREAT 数量为 {(total_score * reduce / 10000):.2f}(每个-{10000 / total_score:.4f}%),
BREAK 50落(一共{brk}个)等价于 {(break_50_reduce / 100):.3f} 个 TAP GREAT(-{break_50_reduce / total_score * 100:.4f}%)''')
        except Exception:
            await msg.finish("格式错误，输入“~maimai scoreline help”以查看帮助信息")