#!/usr/bin/env python3.12
from typing import Optional
from openai import AsyncOpenAI

class GPT:
    def __init__(self, constants) -> None:
        self.constants = constants
        self.api_key: str = self.constants.OPENAI_API_KEY
        self.client: AsyncOpenAI = AsyncOpenAI(
            api_key=self.api_key,
            timeout=10.0,
        )
        self.default_system_prompt: str = """You are a helpful assistant who will provide only totally accurate tidbits of \
            info on the specific songs the user may listen to."""

    async def get_completion(self, prompt: str,
                             system_prompt: Optional[str] = None) -> Optional[str]:
        if not system_prompt:
            system_prompt = self.default_system_prompt
        chat_completion = await self.client.chat.completions.create(
            messages=[
                {
                    "role": "system",
                    "content": system_prompt,
                },
                {
                    "role": "user",
                    "content": prompt,
                }
            ],
            model="gpt-4o-mini",
            temperature=0.35,
        )
        response: Optional[str] = chat_completion.choices[0].message.content
        return response