from typing import Any, List

import requests
from models.member import ChatMember
from settings import API_BASE

headers = {"Content-Type": "application/json"}
authors_by_user = {}
authors_by_id = {}


def _request_endpoint(query_name, body) -> Any:
    response = requests.post(API_BASE, headers=headers, json=body)
    print(f"[services.core] {query_name} response: <{response.status_code}> {response.text[:65]}..")
    if response.status_code == 200:
        r = response.json()
        if r:
            return r.get("data", {}).get(query_name, {})
    return []


def get_all_authors() -> List[ChatMember]:
    if len(authors_by_user.keys()) == 0:
        print("[services.core] precaching authors...")
        query_name = "get_authors_all"

        # Check if authors are already cached
        if "authors" in authors_by_user:
            return authors_by_user["authors"]

        gql = {
            "query": "query { " + query_name + "{ id slug pic name user } }",
            "variables": None,
        }

        # Make a request to load authors
        authors = _request_endpoint(query_name, gql)

        for a in list(authors):
            authors_by_user.__setitem__(a["user"], a)
            authors_by_id.__setitem__(a["id"], a)
        print(f"[services.core] {len(authors)} authors precached")

    return list(authors_by_id.values())


def get_my_followed() -> List[ChatMember]:
    query_name = "get_my_followed"

    gql = {
        "query": "query { " + query_name + " { authors { id slug pic name } } }",
        "variables": None,
    }

    return _request_endpoint(query_name, gql) or []