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path: root/app/assets/javascripts/projects/settings/topics/index.js
blob: 3fbd1a61abedb8c95888f08ba9bc5dea2249e141 (plain)
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import Vue from 'vue';
import VueApollo from 'vue-apollo';
import createDefaultClient from '~/lib/graphql';
import TopicsTokenSelector from './components/topics_token_selector.vue';

Vue.use(VueApollo);

const apolloProvider = new VueApollo({
  defaultClient: createDefaultClient(),
});

export default () => {
  const el = document.querySelector('.js-topics-selector');

  if (!el) return null;

  const { hiddenInputId } = el.dataset;
  const hiddenInput = document.getElementById(hiddenInputId);

  const selected = hiddenInput.value
    ? hiddenInput.value.split(/,\s*/).map((token, index) => ({
        id: index,
        name: token,
      }))
    : [];

  return new Vue({
    el,
    apolloProvider,
    render(createElement) {
      return createElement(TopicsTokenSelector, {
        props: {
          selected,
        },
        on: {
          update(tokens) {
            const value = tokens.map(({ name }) => name).join(', ');
            hiddenInput.value = value;
            // Dispatch `input` event so form submit button becomes active
            hiddenInput.dispatchEvent(
              new Event('input', {
                bubbles: true,
                cancelable: true,
              }),
            );
          },
        },
      });
    },
  });
};