import { DraftMessage } from "./constants";

export async function fetchDraftDetails(draftSessionId) {
  return fetch(`/api/draft/${draftSessionId}/`)
    .then((response) => {
      if (response.ok) {
        return response.json();
      } else {
        throw new Error();
      }
    })
    .catch((err) => {
      console.error("Error fetching draft details", err);
    });
}

export async function fetchMovieDetails(draftSessionId) {
  return fetch(`/api/draft/${draftSessionId}/movie/`)
    .then((response) => {
      if (response.ok) {
        return response.json();
      } else {
        throw new Error();
      }
    })
    .catch((err) => {
      console.error("Error fetching draft details", err);
    });
}

export function isEmptyObject(obj) {
  return (
    obj == null || (Object.keys(obj).length === 0 && obj.constructor === Object)
  );
}

export const handleDraftStatusMessages = (event, setDraftState) => {
  const message = JSON.parse(event.data);
  const { type, payload } = message;

  if (!payload) return;

  if (type == DraftMessage.DRAFT_STATUS_INFORM) {
    setDraftState(payload);
  }
};

export const handleUserIdentifyMessages = (event, setUser) => {
  const message = JSON.parse(event.data);
  const { type, payload } = message;

  if (type == DraftMessage.USER_IDENTIFICATION_INFORM) {
    const { user } = payload;
    setUser(user);
  }
};

export const handleUserStatusMessages = (event, setUserStatus) => {
  const message = JSON.parse(event.data);
  const { type, payload } = message;

  if (type == DraftMessage.USER_STATE_INFORM) {
    setUserStatus(payload);
  }
};