services/feed/feed.hooks.ts


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import _ from 'lodash';
import { HookContext } from '@feathersjs/feathers';
import { iff, combine } from 'feathers-hooks-common';
import isAuthenticated from '../../hooks/isAuthenticated';

const raiseNewVerifedPolls = async (context: HookContext): Promise<HookContext> => {
  // Raise unseen verified polls to the very top
  context.result = _.sortBy(
    context.result,
    poll => !(poll.author.verified && !poll.userChoice)
  );
  return context;
};

const lowerOldPolls = async (context: HookContext): Promise<HookContext> => {
  // Move all seen polls down
  context.result = _.sortBy(
    context.result,
    poll => !!poll.userChoice
  );
  return context;
};

export default {
  after: {
    find: [
      iff(isAuthenticated, raiseNewVerifedPolls),
      iff(isAuthenticated, lowerOldPolls),
    ]
  }
};