import json
from io import BytesIO

from genshin.models import BannerType
from telegram import Update, User, Message, Document
from telegram.constants import ChatAction
from telegram.ext import CallbackContext, CommandHandler, MessageHandler, filters, ConversationHandler

from core.base.assets import AssetsService
from core.baseplugin import BasePlugin
from core.cookies.error import CookiesNotFoundError
from core.plugin import Plugin, handler, conversation
from core.template import TemplateService
from core.user import UserService
from core.user.error import UserNotFoundError
from modules.apihelper.gacha_log import GachaLog as GachaLogService
from utils.bot import get_all_args
from utils.decorators.admins import bot_admins_rights_check
from utils.decorators.error import error_callable
from utils.decorators.restricts import restricts
from utils.helpers import get_genshin_client
from utils.log import logger

INPUT_URL, INPUT_FILE, CONFIRM_DELETE = range(10100, 10103)


class GachaLog(Plugin.Conversation, BasePlugin.Conversation):
    """抽卡记录导入/导出/分析"""

    def __init__(
        self, template_service: TemplateService = None, user_service: UserService = None, assets: AssetsService = None
    ):
        self.template_service = template_service
        self.user_service = user_service
        self.assets_service = assets

    @staticmethod
    def from_url_get_authkey(url: str) -> str:
        """从 UEL 解析 authkey
        :param url: URL
        :return: authkey
        """
        try:
            return url.split("authkey=")[1].split("&")[0]
        except IndexError:
            return url

    @staticmethod
    async def _refresh_user_data(user: User, data: dict = None, authkey: str = None) -> str:
        """刷新用户数据
        :param user: 用户
        :param data: 数据
        :param authkey: 认证密钥
        :return: 返回信息
        """
        try:
            logger.debug("尝试获取已绑定的原神账号")
            client = await get_genshin_client(user.id, need_cookie=False)
            if authkey:
                return await GachaLogService.get_gacha_log_data(user.id, client, authkey)
            if data:
                return await GachaLogService.import_gacha_log_data(user.id, client, data)
        except UserNotFoundError:
            logger.info(f"未查询到用户({user.full_name} {user.id}) 所绑定的账号信息")
            return "派蒙没有找到您所绑定的账号信息，请先私聊派蒙绑定账号"

    async def import_from_file(self, user: User, message: Message, document: Document = None) -> None:
        if not document:
            document = message.document
        if not document.file_name.endswith(".json"):
            await message.reply_text("文件格式错误，请发送符合 UIGF 标准的抽卡记录文件")
        if document.file_size > 2 * 1024 * 1024:
            await message.reply_text("文件过大，请发送小于 2 MB 的文件")
        try:
            data = BytesIO()
            await (await document.get_file()).download(out=data)
            # bytesio to json
            data = data.getvalue().decode("utf-8")
            data = json.loads(data)
        except Exception as exc:
            logger.error(f"文件解析失败：{repr(exc)}")
            await message.reply_text("文件解析失败，请检查文件是否符合 UIGF 标准")
            return
        await message.reply_chat_action(ChatAction.TYPING)
        reply = await message.reply_text("文件解析成功，正在导入数据")
        await message.reply_chat_action(ChatAction.TYPING)
        try:
            text = await self._refresh_user_data(user, data=data)
        except Exception as exc:
            logger.error(f"文件解析失败：{repr(exc)}")
            text = "文件解析失败，请检查文件是否符合 UIGF 标准"
        await reply.edit_text(text)

    @conversation.entry_point
    @handler(CommandHandler, command="gacha_log_import", filters=filters.ChatType.PRIVATE, block=False)
    @handler(MessageHandler, filters=filters.Regex("^导入抽卡记录(.*)") & filters.ChatType.PRIVATE, block=False)
    @restricts()
    @error_callable
    async def command_start(self, update: Update, context: CallbackContext) -> int:
        message = update.effective_message
        user = update.effective_user
        args = get_all_args(context)
        logger.info(f"用户 {user.full_name}[{user.id}] 导入抽卡记录命令请求")
        if not args:
            if message.document:
                await self.import_from_file(user, message)
                return ConversationHandler.END
            elif message.reply_to_message and message.reply_to_message.document:
                await self.import_from_file(user, message, document=message.reply_to_message.document)
                return ConversationHandler.END
            await message.reply_text(
                "<b>导入祈愿历史记录</b>\n\n"
                "1.请发送从其他工具导出的 UIGF JSON 标准的记录文件\n"
                "2.你还可以向派蒙发送从游戏中获取到的抽卡记录链接\n\n"
                "<b>注意：导入的数据将会与旧数据进行合并。</b>\n"
                "获取抽卡记录链接可以参考：https://paimon.moe/wish/import",
                parse_mode="html",
            )
            return INPUT_URL
        authkey = self.from_url_get_authkey(args[0])
        data = await self._refresh_user_data(user, authkey=authkey)
        await message.reply_text(data)

    @conversation.state(state=INPUT_URL)
    @handler.message(filters=~filters.COMMAND, block=False)
    @restricts()
    @error_callable
    async def import_data_from_message(self, update: Update, _: CallbackContext) -> int:
        message = update.effective_message
        user = update.effective_user
        if message.document:
            await self.import_from_file(user, message)
            return ConversationHandler.END
        authkey = self.from_url_get_authkey(message.text)
        reply = await message.reply_text("小派蒙正在从米哈游服务器获取数据，请稍后")
        text = await self._refresh_user_data(user, authkey=authkey)
        await reply.edit_text(text)
        return ConversationHandler.END

    @conversation.entry_point
    @handler(CommandHandler, command="gacha_log_delete", filters=filters.ChatType.PRIVATE, block=False)
    @handler(MessageHandler, filters=filters.Regex("^删除抽卡记录(.*)") & filters.ChatType.PRIVATE, block=False)
    @restricts()
    @error_callable
    async def command_start_delete(self, update: Update, context: CallbackContext) -> int:
        message = update.effective_message
        user = update.effective_user
        logger.info(f"用户 {user.full_name}[{user.id}] 删除抽卡记录命令请求")
        try:
            client = await get_genshin_client(user.id, need_cookie=False)
            context.chat_data["uid"] = client.uid
        except UserNotFoundError:
            await message.reply_text("你还没有导入抽卡记录哦~")
            return ConversationHandler.END
        _, status = await GachaLogService.load_history_info(str(user.id), str(client.uid), only_status=True)
        if not status:
            await message.reply_text("你还没有导入抽卡记录哦~")
            return ConversationHandler.END
        await message.reply_text("你确定要删除抽卡记录吗？（此项操作无法恢复），如果确定请发送 ”确定“，发送其他内容取消")
        return CONFIRM_DELETE

    @conversation.state(state=CONFIRM_DELETE)
    @handler.message(filters=filters.TEXT & ~filters.COMMAND, block=False)
    @restricts()
    @error_callable
    async def command_confirm_delete(self, update: Update, context: CallbackContext) -> int:
        message = update.effective_message
        user = update.effective_user
        if message.text == "确定":
            status = await GachaLogService.remove_history_info(str(user.id), str(context.chat_data["uid"]))
            await message.reply_text("抽卡记录已删除" if status else "抽卡记录删除失败")
            return ConversationHandler.END
        await message.reply_text("已取消")
        return ConversationHandler.END

    @handler(CommandHandler, command="gacha_log_force_delete", block=False)
    @bot_admins_rights_check
    async def command_gacha_log_force_delete(self, update: Update, context: CallbackContext):
        message = update.effective_message
        args = get_all_args(context)
        if not args:
            await message.reply_text("请指定用户ID")
            return
        try:
            cid = int(args[0])
            if cid < 0:
                raise ValueError("Invalid cid")
            client = await get_genshin_client(cid, need_cookie=False)
            _, status = await GachaLogService.load_history_info(str(cid), str(client.uid), only_status=True)
            if not status:
                await message.reply_text("该用户还没有导入抽卡记录")
                return
            status = await GachaLogService.remove_history_info(str(cid), str(client.uid))
            await message.reply_text("抽卡记录已强制删除" if status else "抽卡记录删除失败")
        except UserNotFoundError:
            await message.reply_text("该用户暂未绑定账号")
        except (ValueError, IndexError):
            await message.reply_text("用户ID 不合法")

    @handler(CommandHandler, command="gacha_log_export", filters=filters.ChatType.PRIVATE, block=False)
    @handler(MessageHandler, filters=filters.Regex("^导出抽卡记录(.*)") & filters.ChatType.PRIVATE, block=False)
    @restricts()
    @error_callable
    async def command_start_export(self, update: Update, _: CallbackContext) -> None:
        message = update.effective_message
        user = update.effective_user
        logger.info(f"用户 {user.full_name}[{user.id}] 导出抽卡记录命令请求")
        try:
            client = await get_genshin_client(user.id, need_cookie=False)
            await message.reply_chat_action(ChatAction.TYPING)
            state, text, path = await GachaLogService.gacha_log_to_uigf(str(user.id), str(client.uid))
            if state:
                await message.reply_chat_action(ChatAction.UPLOAD_DOCUMENT)
                await message.reply_document(document=open(path, "rb+"), caption="抽卡记录导出文件")
            else:
                await message.reply_text(text)
        except UserNotFoundError:
            logger.info(f"未查询到用户({user.full_name} {user.id}) 所绑定的账号信息")
            await message.reply_text("未查询到您所绑定的账号信息，请先私聊派蒙绑定账号")

    @handler(CommandHandler, command="gacha_log", block=False)
    @handler(MessageHandler, filters=filters.Regex("^抽卡记录(.*)"), block=False)
    @restricts()
    @error_callable
    async def command_start_analysis(self, update: Update, context: CallbackContext) -> None:
        message = update.effective_message
        user = update.effective_user
        pool_type = BannerType.CHARACTER1
        if args := get_all_args(context):
            if "武器" in args:
                pool_type = BannerType.WEAPON
            elif "常驻" in args:
                pool_type = BannerType.STANDARD
        logger.info(f"用户 {user.full_name}[{user.id}] 抽卡记录命令请求 || 参数 {pool_type.name}")
        try:
            client = await get_genshin_client(user.id, need_cookie=False)
            await message.reply_chat_action(ChatAction.TYPING)
            data = await GachaLogService.get_analysis(user.id, client, pool_type, self.assets_service)
            if isinstance(data, str):
                reply_message = await message.reply_text(data)
                if filters.ChatType.GROUPS.filter(message):
                    self._add_delete_message_job(context, reply_message.chat_id, reply_message.message_id, 300)
                    self._add_delete_message_job(context, message.chat_id, message.message_id, 300)
            else:
                await message.reply_chat_action(ChatAction.UPLOAD_PHOTO)
                png_data = await self.template_service.render(
                    "genshin/gacha_log", "gacha_log.html", data, full_page=True, query_selector=".body_box"
                )
                await message.reply_photo(png_data)
        except UserNotFoundError:
            logger.info(f"未查询到用户({user.full_name} {user.id}) 所绑定的账号信息")
            await message.reply_text("未查询到您所绑定的账号信息，请先私聊派蒙绑定账号")

    @handler(CommandHandler, command="gacha_count", block=True)
    @handler(MessageHandler, filters=filters.Regex("^抽卡统计(.*)"), block=True)
    @restricts()
    @error_callable
    async def command_start_count(self, update: Update, context: CallbackContext) -> None:
        message = update.effective_message
        user = update.effective_user
        pool_type = BannerType.CHARACTER1
        if args := get_all_args(context):
            if "武器" in args:
                pool_type = BannerType.WEAPON
            elif "常驻" in args:
                pool_type = BannerType.STANDARD
        logger.info(f"用户 {user.full_name}[{user.id}] 抽卡统计命令请求 || 参数 {pool_type.name}")
        try:
            client = await get_genshin_client(user.id, need_cookie=False)
            group = filters.ChatType.GROUPS.filter(message)
            await message.reply_chat_action(ChatAction.TYPING)
            data = await GachaLogService.get_pool_analysis(user.id, client, pool_type, self.assets_service, group)
            if isinstance(data, str):
                reply_message = await message.reply_text(data)
                if filters.ChatType.GROUPS.filter(message):
                    self._add_delete_message_job(context, reply_message.chat_id, reply_message.message_id, 300)
                    self._add_delete_message_job(context, message.chat_id, message.message_id, 300)
            else:
                document = False
                if data["hasMore"] and not group:
                    document = True
                    data["hasMore"] = False
                png_data = await self.template_service.render(
                    "genshin/gacha_count", "gacha_count.html", data, full_page=True, query_selector=".body_box"
                )
                if document:
                    await message.reply_chat_action(ChatAction.UPLOAD_DOCUMENT)
                    await message.reply_document(png_data, filename="抽卡统计.png")
                else:
                    await message.reply_chat_action(ChatAction.UPLOAD_PHOTO)
                    await message.reply_photo(png_data)
        except (UserNotFoundError, CookiesNotFoundError):
            logger.info(f"未查询到用户({user.full_name} {user.id}) 所绑定的账号信息")
            await message.reply_text("未查询到您所绑定的账号信息，请先私聊派蒙绑定账号")