import os
import logging
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()

async def fetch_vndb(endpoint: str, filters: list, fields: str):
    payload = {"filters": filters, "fields": fields}
    async with httpx.AsyncClient(timeout=10.0) 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} on {endpoint}: {response.text}")
            return None
        except Exception as e:
            logger.error(f"Request failed: {e}")
            return None

@dp.message(Command("start", "help"))
async def cmd_help(message: types.Message):
    await message.answer(
        "🤖 <b>VNDB Bot</b>\n\n"
        "• /vn &lt;id или название&gt;\n"
        "• /char &lt;id или название&gt;\n"
        "• /release &lt;id или название&gt;"
    )

@dp.message(Command("vn"))
async def handle_vn(message: types.Message, command: CommandObject):
    if not command.args: return await message.answer("Введите название или ID (v17)")
    
    # Если это ID (начинается с 'v' + цифры)
    if command.args.startswith('v') and command.args[1:].isdigit():
        filt = ["id", "=", command.args]
    else:
        filt = ["search", "=", command.args]

    # Важно: для VN используем alttitle вместо original
    res = await fetch_vndb("vn", filt, "id, title, alttitle, released, rating, votecount")
    
    if not res: return await message.answer("❌ Ничего не найдено.")
    
    if len(res) > 1 and not command.args.startswith('v'):
        out = ["🔍 <b>Результаты поиска:</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]
    rating = f"{v['rating']/10} ⭐" if v.get('rating') else "N/A"
    text = (f"📖 <b>{v['title']}</b>\n"
            f"Original: {v.get('alttitle', 'N/A')}\n"
            f"Released: {v.get('released', 'N/A')}\n"
            f"Rating: {rating} ({v.get('votecount', 0)} votes)\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("Введите имя или ID (c1)")
    
    filt = ["id", "=", command.args] if command.args.startswith('c') and command.args[1:].isdigit() else ["search", "=", command.args]
    
    # Для персонажей original работает
    res = await fetch_vndb("character", filt, "id, name, original")
    if not res: return await message.answer("❌ Не найдено.")
    
    if len(res) > 1 and not command.args.startswith('c'):
        out = ["👤 <b>Персонажи:</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]
    await message.answer(f"👤 <b>{c['name']}</b>\nOriginal: {c.get('original', 'N/A')}\nhttps://vndb.org/{c['id']}")

@dp.message(Command("release"))
async def handle_rel(message: types.Message, command: CommandObject):
    if not command.args: return await message.answer("Введите название или ID (r1)")
    
    filt = ["id", "=", command.args] if command.args.startswith('r') and command.args[1:].isdigit() else ["search", "=", command.args]
    
    res = await fetch_vndb("release", filt, "id, title, alttitle, released")
    if not res: return await message.answer("❌ Не найдено.")
    
    if len(res) > 1 and not command.args.startswith('r'):
        out = ["💿 <b>Релизы:</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]
    await message.answer(f"💿 <b>{r['title']}</b>\nReleased: {r.get('released', 'N/A')}\nhttps://vndb.org/{r['id']}")

# Прямые команды поиска (алиасы для удобства)
@dp.message(Command("search"))
async def search_alias(message: types.Message, command: CommandObject):
    await handle_vn(message, command)

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