from __future__ import annotations

import random, string, json
from aiohttp import ClientSession

from ..typing import AsyncResult, Messages
from .base_provider import AsyncGeneratorProvider


class NoowAi(AsyncGeneratorProvider):
    url                   = "https://noowai.com"
    supports_gpt_35_turbo = True
    working               = True

    @classmethod
    async def create_async_generator(
        cls,
        model: str,
        messages: Messages,
        proxy: str = None,
        **kwargs
    ) -> AsyncResult:
        headers = {
            "User-Agent": "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/118.0",
            "Accept": "*/*",
            "Accept-Language": "de,en-US;q=0.7,en;q=0.3",
            "Accept-Encoding": "gzip, deflate, br",
            "Referer": f"{cls.url}/",
            "Content-Type": "application/json",
            "Origin": cls.url,
            "Alt-Used": "noowai.com",
            "Connection": "keep-alive",
            "Sec-Fetch-Dest": "empty",
            "Sec-Fetch-Mode": "cors",
            "Sec-Fetch-Site": "same-origin",
            "Pragma": "no-cache",
            "Cache-Control": "no-cache",
            "TE": "trailers"
        }
        async with ClientSession(headers=headers) as session:
            data = {
                "botId": "default",
                "customId": "d49bc3670c3d858458576d75c8ea0f5d",
                "session": "N/A",
                "chatId": random_string(),
                "contextId": 25,
                "messages": messages,
                "newMessage": messages[-1]["content"],
                "stream": True
            }
            async with session.post(f"{cls.url}/wp-json/mwai-ui/v1/chats/submit", json=data, proxy=proxy) as response:
                response.raise_for_status()
                async for line in response.content:
                    if line.startswith(b"data: "):
                        try:
                            line = json.loads(line[6:])
                            assert "type" in line
                        except:
                            raise RuntimeError(f"Broken line: {line.decode()}")
                        if line["type"] == "live":
                            yield line["data"]
                        elif line["type"] == "end":
                            break
                        elif line["type"] == "error":
                            raise RuntimeError(line["data"])
                
def random_string(length: int = 10):
    return ''.join(random.choice(string.ascii_lowercase + string.digits) for _ in range(length))