import os
import logging
import re
import httpx
from aiogram import Bot, Dispatcher, types
from aiogram.filters import Command, CommandObject
from aiogram.client.default import DefaultBotProperties
from aiogram.enums import ParseMode

TOKEN = os.getenv("TELEGRAM_TOKEN")
API_URL = os.getenv("VNDB_API_URL", "https://api.vndb.org/kana")

logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)

bot = Bot(token=TOKEN, default=DefaultBotProperties(parse_mode=ParseMode.HTML))
dp = Dispatcher()

# Словари для красоты
LANG_FLAGS = {"en": "🇺🇸", "ja": "🇯🇵", "ru": "🇷🇺", "zh": "🇨🇳", "ko": "🇰🇷", "fr": "🇫🇷", "de": "🇩🇪"}
PLATFORM_ICONS = {"win": "🖥️", "swi": "🎮", "ps4": "🟦", "and": "📱", "ios": "🍏"}

def clean_text(text: str) -> str:
    """Очистка описаний от специфических тегов VNDB [url], [b] и т.д."""
    if not text: return "No description available."
    text = re.sub(r'\[url=?.*?\](.*?)\[/url\]', r'\1', text)
    text = text.replace("[b]", "<b>").replace("[/b]", "</b>")
    text = text.replace("[i]", "<i>").replace("[/i]", "</i>")
    return text[:600] + "..." if len(text) > 600 else text

async def fetch_vndb(endpoint: str, filters: list, fields: str):
    payload = {"filters": filters, "fields": fields}
    async with httpx.AsyncClient(timeout=15.0) as client:
        try:
            response = await client.post(f"{API_URL}/{endpoint}", json=payload)
            if response.status_code == 200:
                return response.json().get("results", [])
            logger.error(f"VNDB Error {response.status_code}: {response.text}")
            return None
        except Exception as e:
            logger.error(f"Request failed: {e}")
            return None

@dp.message(Command("vn"))
async def handle_vn(message: types.Message, command: CommandObject):
    if not command.args: return await message.answer("Usage: /vn <name/id>")
    
    filt = ["id", "=", command.args] if command.args.startswith('v') and command.args[1:].isdigit() else ["search", "=", command.args]
    # Запрашиваем расширенные поля
    fields = "id, title, alttitle, released, rating, votecount, description, languages, platforms, developers{name}"
    res = await fetch_vndb("vn", filt, fields)
    
    if not res: return await message.answer("❌ Not found.")
    
    if len(res) > 1 and not command.args.startswith('v'):
        out = ["🔍 <b>Multiple results:</b>"]
        for i in res[:10]: out.append(f"• {i['title']} (<code>{i['id']}</code>)")
        return await message.answer("\n".join(out))

    v = res[0]
    langs = " ".join([LANG_FLAGS.get(l, l.upper()) for l in v.get('languages', [])])
    plats = " ".join([PLATFORM_ICONS.get(p, p.upper()) for p in v.get('platforms', [])])
    devs = ", ".join([d['name'] for d in v.get('developers', [])])
    
    text = (
        f"📖 <b>{v['title']}</b>\n"
        f"<i>{v.get('alttitle', '')}</i>\n\n"
        f"🗓 <b>Released:</b> {v.get('released', 'N/A')}\n"
        f"⭐ <b>Rating:</b> {v['rating']/10 if v.get('rating') else 'N/A'} ({v.get('votecount', 0)} votes)\n"
        f"🏢 <b>Developer:</b> {devs or 'N/A'}\n"
        f"🌍 <b>Langs:</b> {langs}\n"
        f"🎮 <b>Platforms:</b> {plats}\n\n"
        f"📝 <b>Description:</b>\n{clean_text(v.get('description'))}\n\n"
        f"🔗 https://vndb.org/{v['id']}"
    )
    await message.answer(text)

@dp.message(Command("char"))
async def handle_char(message: types.Message, command: CommandObject):
    if not command.args: return await message.answer("Usage: /char <name/id>")
    
    filt = ["id", "=", command.args] if command.args.startswith('c') and command.args[1:].isdigit() else ["search", "=", command.args]
    fields = "id, name, original, description, gender, age, blood_type"
    res = await fetch_vndb("character", filt, fields)
    
    if not res: return await message.answer("❌ Not found.")
    
    if len(res) > 1 and not command.args.startswith('c'):
        out = ["👤 <b>Multiple results:</b>"]
        for i in res[:10]: out.append(f"• {i['name']} (<code>{i['id']}</code>)")
        return await message.answer("\n".join(out))

    c = res[0]
    gender = {"m": "Male ♂️", "f": "Female ♀️", "both": "Both 🚻"}.get(c.get('gender'), 'Unknown')
    
    text = (
        f"👤 <b>{c['name']}</b> ({c.get('original', '')})\n\n"
        f"⚧ <b>Gender:</b> {gender}\n"
        f"🎂 <b>Age:</b> {c.get('age') or 'Unknown'}\n"
        f"🩸 <b>Blood Type:</b> {c.get('blood_type') or 'N/A'}\n\n"
        f"📝 <b>Description:</b>\n{clean_text(c.get('description'))}\n\n"
        f"🔗 https://vndb.org/{c['id']}"
    )
    await message.answer(text)

@dp.message(Command("release"))
async def handle_rel(message: types.Message, command: CommandObject):
    if not command.args: return await message.answer("Usage: /release <name/id>")
    
    filt = ["id", "=", command.args] if command.args.startswith('r') and command.args[1:].isdigit() else ["search", "=", command.args]
    fields = "id, title, alttitle, released, languages, platforms, extlinks{url, label}"
    res = await fetch_vndb("release", filt, fields)
    
    if not res: return await message.answer("❌ Not found.")
    
    if len(res) > 1 and not command.args.startswith('r'):
        out = ["💿 <b>Multiple results:</b>"]
        for i in res[:10]: out.append(f"• {i['title']} (<code>{i['id']}</code>)")
        return await message.answer("\n".join(out))

    r = res[0]
    links = "\n".join([f"🔗 <a href='{l['url']}'>{l['label']}</a>" for l in r.get('extlinks', [])[:5]])
    
    text = (
        f"💿 <b>{r['title']}</b>\n"
        f"<i>{r.get('alttitle', '')}</i>\n\n"
        f"🗓 <b>Released:</b> {r.get('released', 'N/A')}\n"
        f"🌍 <b>Langs:</b> {' '.join([LANG_FLAGS.get(l, l.upper()) for l in r.get('languages', [])])}\n\n"
        f"<b>Links & Stores:</b>\n{links or 'No links available'}\n\n"
        f"🔗 https://vndb.org/{r['id']}"
    )
    await message.answer(text, disable_web_page_preview=True)

@dp.message(Command("start", "help", "search"))
async def cmd_start(message: types.Message, command: CommandObject):
    if message.text.startswith("/search") and command.args:
        return await handle_vn(message, command)
    await message.answer("🤖 <b>VNDB Bot</b>\n/vn [id/name]\n/char [id/name]\n/release [id/name]")

if __name__ == "__main__":
    dp.run_polling(bot)