from abc import ABC, abstractmethod

class LLMInterface(ABC):

    @abstractmethod
    def set_generation_model(self, model_id: str):
        pass

    @abstractmethod
    def set_embedding_model(self, model_id: str, embedding_size: int):
        pass

    @abstractmethod
    def generate_text(self, prompt: str, chat_history: list=[], max_output_tokens: int=None,
                            temperature: float = None):
        pass

    @abstractmethod
    def embed_text_batch(self, texts: list[str], batch_size: int = 32):
        pass

    @abstractmethod
    def construct_prompt(self, prompt: str, role: str):
        pass