from typing import Dict
from urllib.parse import urlparse, ParseResult

from models_provider.base_model_provider import MaxKBBaseModel
from models_provider.impl.base_chat_open_ai import BaseChatOpenAI


def get_base_url(url: str):
    parse = urlparse(url)
    result_url = ParseResult(scheme=parse.scheme, netloc=parse.netloc, path=parse.path, params='',
                             query='',
                             fragment='').geturl()
    return result_url[:-1] if result_url.endswith("/") else result_url


class OllamaImage(MaxKBBaseModel, BaseChatOpenAI):

    @staticmethod
    def is_cache_model():
        return False

    @staticmethod
    def new_instance(model_type, model_name, model_credential: Dict[str, object], **model_kwargs):
        api_base = model_credential.get('api_base', '')
        base_url = get_base_url(api_base)
        base_url = base_url if base_url.endswith('/v1') else (base_url + '/v1')
        optional_params = MaxKBBaseModel.filter_optional_params(model_kwargs)
        return OllamaImage(
            model_name=model_name,
            openai_api_base=base_url,
            openai_api_key=model_credential.get('api_key'),
            # stream_options={"include_usage": True},
            streaming=True,
            stream_usage=True,
            extra_body=optional_params
        )