import {defineStore} from 'pinia'
import {CREATE_EVENT, EDIT_EVENT} from "src/graphql/mutations/event";
import {mutate, query, rewriteObject, setItems, updateInItems} from "stores/helpers";
import {ref} from "vue";
import {EVENT_DETAIL, EVENT_PUBLIC_DETAIL, EVENTS_LIST, EVENTS_PUBLIC_LIST} from "src/graphql/queries/event";

export const useEventsStore = defineStore('Events', () => {
  const event = ref(null);
  const events = ref([]);
  const totalItemsCount = ref(0);
  const isMutationRunning = ref(false);
  const isQueryRunning = ref(false);

  const fetchDetail = (id) => {
    return query({
      isQueryRunning,
      query: EVENT_DETAIL,
      variables: {id},
    }).then(item => event.value = item);
  };

    const fetchPublicDetail = (urlSlug, username) => {
    return query({
      isQueryRunning,
      query: EVENT_PUBLIC_DETAIL,
      variables: {urlSlug, username},
    }).then(item => event.value = item);
  };

  const fetch = ({limit = 100, offset, appendItems}) => {
    return query({
      isQueryRunning,
      query: EVENTS_LIST,
      variables: {limit, offset}
    }).then(data => setItems(data, appendItems, events, totalItemsCount));
  }

    const fetchPublic = (username, limit = 100, offset, appendItems) => {
    return query({
      isQueryRunning,
      query: EVENTS_PUBLIC_LIST,
      variables: {username, limit, offset}
    }).then(data => setItems(data, appendItems, events, totalItemsCount));
  }

  const create = (input) => {
    return mutate({
      isMutationRunning,
      mutation: CREATE_EVENT,
      variables: {input},
    }).then(item => events.value.push(item))
  }

  const update = (id, input) => {
    return mutate({
      isMutationRunning,
      mutation: EDIT_EVENT,
      variables: {id, input}
    }).then(item => {
      updateInItems(events.value, 'id', item);
      event.value = rewriteObject(item, event.value);
      return item;
    })
  }

  return {
    event, events, isMutationRunning, isQueryRunning, fetch, fetchDetail, create, update,
    fetchPublic, fetchPublicDetail, totalItemsCount
  }
})