from typing import List

from httpx import AsyncClient

from orm.author import Author
from orm.shout import Shout
from settings import API_BASE

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


async def _request_endpoint(query_name, body):
    async with AsyncClient() as client:
        try:
            response = await client.post(API_BASE, headers=headers, json=body)
            print(f"[services.core] {query_name}: [{response.status_code}] {len(response.text)} bytes")
            if response.status_code != 200:
                return []
            r = response.json()
            if r:
                return r.get("data", {}).get(query_name, {})
            else:
                raise Exception("json response error")
        except Exception:
            import traceback

            traceback.print_exc()


async def get_author(author_id) -> Author:
    query_name = "getAuthor"
    query_type = "query"
    operation = "GetAuthor"
    query_fields = "id slug pic name"

    gql = {
        "query": query_type + " " + operation + " { " + query_name + " { " + query_fields + "м} " + " }",
        "operationName": operation,
        "variables": None,
    }

    return await _request_endpoint(query_name, gql)


async def get_followed_shouts(author_id: int) -> List[Shout]:
    query_name = "getFollowedShouts"
    query_type = "query"
    operation = "GetFollowedShouts"
    query_fields = "id slug title"

    query = f"{query_type} {operation}($author_id: Int!) {{ {query_name}(author_id: $author_id) {{ {query_fields} }} }}"

    body = {"query": query, "operationName": operation, "variables": {"author_id": author_id}}

    return await _request_endpoint(query_name, body)