comment.resolver.js

import { combineResolvers } from 'graphql-resolvers';
import { omitBy, isNil } from 'lodash';
import { authorize } from './auth.resolver';
import { USER, ADMIN } from '../../models/user.model';
import { Paginate } from './pagination.resolver';

export default {
  Query: {
    Comment: combineResolvers(authorize(USER), async (parent, { id }, { models }) => models.Comment.findById(id)),
    Comments: combineResolvers(authorize(USER), Paginate('Comment')),
    User: combineResolvers(authorize(USER), async (parent, { id }, { models }) => {
      const comment = models.Comment.findById(id);
      return models.User.findById(comment.userId);
    }),

    Issue: combineResolvers(authorize(USER), async (parent, { id }, { models }) => {
      const comment = models.Comment.findById(id);
      return models.User.findById(comment.userId);
    }),

  },
  Mutation: {
    createComment: combineResolvers(
      authorize(USER),
        async (parent, { user, issue, content }, { models }) =>
            models.Comment.create({ userId: user.id, issueId: issue.id, content })
    ),

    updateComment: combineResolvers(
      authorize(ADMIN),
      async (parent, { id, content, issue }, { models }) => {
        const options = omitBy({ content, issueId: issue.id }, isNil);
        return models.Comment.findByIdAndUpdate(id, options, { new: true });
      }
    ),

      deleteComment: combineResolvers(
          authorize(ADMIN),
          async (parent, { id }, { models }) => {
            const Comment = await models.Comment.findById(id);

            if (Comment) {
                await Comment.remove();
                return true;
            }
            return false;
        }
      )
  }
};