git.r.bdr.sh - rbdr/forum/blob - src/stores/forum.js

   1 import { ApolloError } from '@apollo/client/core';
   2 import { readable } from 'svelte/store';
   3 import { client } from '$config/apollo';
   4 import { GET_FORUM } from '$data/queries';
   5
   6 const internals = {
   7
   8   // The exported data structure
   9
  10   initialValue: {
  11     loading: true,
  12     data: null,
  13     error: undefined
  14   }
  15 };
  16
  17 export const getForum = function forum(id) {
  18
  19   return readable(internals.initialValue, (set) => {
  20
  21     client.watchQuery({ query: GET_FORUM, variables: { id } }).subscribe((result) => {
  22
  23       if (result.errors) {
  24         const error = new ApolloError({ graphQLErrors: result.errors });
  25         return set({
  26           loading: false,
  27           data: null,
  28           error
  29         });
  30       }
  31
  32       set({
  33         loading: false,
  34         data: result.data.forum,
  35         error: undefined
  36       });
  37     });
  38   });
  39 };