import platform

import nonebot
import psutil
from cpuinfo import get_cpu_info
from nonebot import on_command, require
from nonebot.adapters.onebot.v11 import MessageSegment
from nonebot.permission import SUPERUSER
from liteyuki.utils import __NAME__, __VERSION__, load_from_yaml
from liteyuki.utils.message.html_tool import template2image
from liteyuki.utils.base.language import Language, get_all_lang, get_default_lang_code, get_user_lang
from liteyuki.utils.base.ly_typing import T_Bot, T_MessageEvent
from liteyuki.utils.base.resource import get_path
from liteyuki.utils.message.tools import convert_size
from PIL import Image
from io import BytesIO

require("nonebot_plugin_apscheduler")
from nonebot_plugin_apscheduler import scheduler

stats = on_command("status", aliases={"状态"}, priority=5, permission=SUPERUSER)

config = load_from_yaml("config.yml")

protocol_names = {
        0: "iPad",
        1: "Android Phone",
        2: "Android Watch",
        3: "Mac",
        5: "iPad",
        6: "Android Pad",
}

# 预存数据区
stats_data = {}  # lang -> dict
image_data = {}  # lang -> bytes
localization = {}
for lang in get_all_lang():
    ulang = Language(lang)
    localization[lang] = {
            "cpu"  : ulang.get("main.monitor.cpu"),
            "mem"  : ulang.get("main.monitor.memory"),
            "swap" : ulang.get("main.monitor.swap"),
            "disk" : ulang.get("main.monitor.disk"),
            "used" : ulang.get("main.monitor.used"),
            "free" : ulang.get("main.monitor.free"),
            "total": ulang.get("main.monitor.total"),
    }


@scheduler.scheduled_job("cron", second="*/20")
async def _():
    nonebot.logger.info("数据已刷新")
    for lang_code in get_all_lang():
        stats_data[lang_code] = await get_stats_data(lang=lang_code)
        image_data[lang_code] = await template2image(
            get_path("templates/stats.html", abs_path=True),
            {
                    "data": stats_data[lang_code]
            },
            wait=1
        )


@stats.handle()
async def _(bot: T_Bot, event: T_MessageEvent):
    global stats_data
    ulang = get_user_lang(str(event.user_id))

    if ulang.lang_code not in image_data:
        stats_data[ulang.lang_code] = await get_stats_data(lang=ulang.lang_code)
        image_data[ulang.lang_code] = await template2image(
            get_path("templates/stats.html", abs_path=True),
            {
                    "data": stats_data[ulang.lang_code]
            },
            wait=1
        )
    image = await png_to_jpg(image_data[ulang.lang_code])
    await stats.finish(MessageSegment.image(image))


async def png_to_jpg(image):
    image_stream = BytesIO(image)
    img = Image.open(image_stream)
    rgb_img = img.convert('RGB')
    output_stream = BytesIO()
    rgb_img.save(output_stream, format='JPEG')
    jpg_bytes = output_stream.getvalue()
    return jpg_bytes


async def get_bots_data(ulang: Language, self_id) -> list:
    bots_data = []
    for bot_id, bot in nonebot.get_bots().items():
        groups = 0
        friends = 0
        status = {}
        bot_name = bot_id
        version_info = {}
        try:
            bot_name = (await bot.get_login_info())["nickname"]
            groups = len(await bot.get_group_list())
            friends = len(await bot.get_friend_list())
            status = await bot.get_status()
            version_info = await bot.get_version_info()
        except Exception:
            pass

        statistics = status.get("stat", {})
        app_name = version_info.get("app_name", "UnknownImplementation")
        if app_name in ["Lagrange.OneBot", "LLOneBot", "Shamrock"]:
            icon = f"https://q.qlogo.cn/g?b=qq&nk={bot_id}&s=640"
        else:
            icon = "./img/liteyuki.png"
        bot_data = {
                "name": bot_name,
                "icon": icon,
                "id"  : bot_id,
                "tags": [
                        protocol_names.get(version_info.get("protocol_name"), "Online"),
                        f"{ulang.get('liteyuki.stats.groups')} {groups}",
                        f"{ulang.get('liteyuki.stats.friends')} {friends}",
                        f"{ulang.get('liteyuki.stats.sent')} {statistics.get('message_sent', 0)}",
                        f"{ulang.get('liteyuki.stats.received')} {statistics.get('message_received', 0)}",
                        app_name,

                ],
                "self": bot_id == self_id,  # 判断是否是自己
        }
        bots_data.append(bot_data)
    bots_data.append(
        {
                "name": "Liteyuki",
                "icon": "./img/liteyuki.png",
                "id"  : "liteyuki",
                "tags": [
                        f"{__NAME__} {__VERSION__}",
                        f"{ulang.get('liteyuki.stats.plugins')} {len(nonebot.get_loaded_plugins())}",
                        f"Nonebot {nonebot.__version__}",
                        f"{platform.python_implementation()} {platform.python_version()}",
                        f"{platform.system()} {platform.release()}",
                ]
        }
    )
    return bots_data


async def get_stats_data(self_id: str = None, lang: str = None) -> dict:
    if self_id is None:
        self_id = list(nonebot.get_bots().keys())[0] if len(nonebot.get_bots()) > 0 else "liteyuki"
    if lang is None:
        ulang = Language(get_default_lang_code())
    else:
        ulang = Language(lang)

    fake_device_info: dict = config.get("fake_device_info", {})

    mem_info = psutil.virtual_memory()
    mem_total = fake_device_info.get('mem', {}).get('total', mem_info.total)

    convert_size(mem_total, 1, False)
    mem_total_show = convert_size(mem_total, 1)  # 格式化带单位

    # 获取当前进程包括所有子进程占用
    all_processes = psutil.Process().children(recursive=True)
    all_processes.append(psutil.Process())

    mem_used_bot = 0
    process_mem = {}
    for process in all_processes:
        try:
            ps_name = process.name().replace(".exe", "")
            if ps_name not in process_mem:
                process_mem[ps_name] = 0
            process_mem[ps_name] += process.memory_info().rss
            mem_used_bot += process.memory_info().rss
        except Exception:
            pass
    mem_used_bot_show = convert_size(mem_used_bot, 1)
    mem_used_other = mem_info.used - mem_used_bot
    mem_free = mem_total - mem_info.used
    mem_used_show = convert_size(mem_used_bot + mem_used_other, 1)  # 计算已用格式化带单位

    swap_info = psutil.swap_memory()

    disk_data = []
    for disk in psutil.disk_partitions(all=True):
        try:
            disk_usage = psutil.disk_usage(disk.mountpoint)
            disk_total_show = convert_size(disk_usage.total, 1)
            disk_free_show = convert_size(disk_usage.free, 1)
            if disk_usage.total > 0:
                disk_data.append(
                    {
                            "name"      : disk.device,
                            "total"     : disk_total_show,
                            "free"      : disk_free_show,
                            "percent"   : disk_usage.percent,
                            "usedValue" : disk_usage.used,
                            "freeValue" : disk_usage.free,
                            "totalValue": disk_usage.total,
                    }
                )
        except Exception:
            pass

    cpu_info = get_cpu_info()
    if "AMD" in cpu_info.get("brand_raw", ""):
        brand = "AMD"
    elif "Intel" in cpu_info.get("brand_raw", ""):
        brand = "Intel"
    else:
        brand = "Unknown"

    if fake_device_info.get("cpu", {}).get("brand"):
        brand = fake_device_info.get("cpu", {}).get("brand")

    cpu_info = get_cpu_info()
    templ = {
            "plugin"      : len(nonebot.get_loaded_plugins()),
            "version"     : __VERSION__,
            "system"      : platform.platform(),
            "cpu"         : [
                    {
                            "name" : "USED",
                            "value": psutil.cpu_percent()
                    },
                    {
                            "name" : "FREE",
                            "value": 100 - psutil.cpu_percent()
                    }
            ],
            "mem"         : [

                    {
                            "name" : "OTHER",
                            "value": mem_used_other
                    },
                    {
                            "name" : "FREE",
                            "value": mem_free
                    },
                    {
                            "name" : "BOT",
                            "value": mem_used_bot
                    },
            ],
            "swap"        : [
                    {
                            "name" : "USED",
                            "value": psutil.swap_memory().used
                    },
                    {
                            "name" : "FREE",
                            "value": psutil.swap_memory().free
                    }
            ],
            "disk"        : disk_data,  # list[{"name":"C", "total":100, "used":50, "free":50}]
            "bot"         : await get_bots_data(ulang, self_id),
            "cpuTags"     : [
                    f"{brand} {cpu_info.get('arch', 'Unknown')}",
                    f"{fake_device_info.get('cpu', {}).get('cores', psutil.cpu_count(logical=False))}C "
                    f"{fake_device_info.get('cpu', {}).get('logical_cores', psutil.cpu_count(logical=True))}T",
                    f"{'%.2f' % (fake_device_info.get('cpu', {}).get('frequency', psutil.cpu_freq().current) / 1000)}GHz"
            ],
            "memTags"     : [
                    f"Bot {mem_used_bot_show}",
                    f"{ulang.get('main.monitor.used')} {mem_used_show}",
                    f"{ulang.get('main.monitor.free')} {convert_size(mem_free, 1)}",
                    f"{ulang.get('main.monitor.total')} {mem_total_show}",
            ],
            "swapTags"    : [
                    f"{ulang.get('main.monitor.used')} {convert_size(swap_info.used, 1)}",
                    f"{ulang.get('main.monitor.free')} {convert_size(swap_info.free, 1)}",
                    f"{ulang.get('main.monitor.total')} {convert_size(swap_info.total, 1)}",
            ],
            "localization": localization[ulang.lang_code]
    }
    return templ