67 lines
1.9 KiB
TypeScript

import User, { isLocalUser, isRemoteUser, pack as packUser } from '../../../models/user';
import Following from '../../../models/following';
import FollowingLog from '../../../models/following-log';
import FollowedLog from '../../../models/followed-log';
import event from '../../../publishers/stream';
import notify from '../../../publishers/notify';
import context from '../../../remote/activitypub/renderer/context';
import render from '../../../remote/activitypub/renderer/follow';
import request from '../../../remote/request';
export default ({ data }, done) => Following.findOne({ _id: data.following }).then(async ({ followerId, followeeId }) => {
const [follower, followee] = await Promise.all([
User.findOne({ _id: followerId }),
User.findOne({ _id: followeeId })
]);
if (isLocalUser(follower) && isRemoteUser(followee)) {
const rendered = render(follower, followee);
rendered['@context'] = context;
await request(follower, followee.account.inbox, rendered);
}
return [follower, followee];
}).then(([follower, followee]) => Promise.all([
// Increment following count
User.update(follower._id, {
$inc: {
followingCount: 1
}
}),
FollowingLog.insert({
createdAt: data.following.createdAt,
userId: follower._id,
count: follower.followingCount + 1
}),
// Increment followers count
User.update({ _id: followee._id }, {
$inc: {
followersCount: 1
}
}),
FollowedLog.insert({
createdAt: data.following.createdAt,
userId: follower._id,
count: followee.followersCount + 1
}),
// Publish follow event
isLocalUser(follower) && packUser(followee, follower)
.then(packed => event(follower._id, 'follow', packed)),
isLocalUser(followee) && Promise.all([
packUser(follower, followee)
.then(packed => event(followee._id, 'followed', packed)),
// Notify
isLocalUser(followee) && notify(followee._id, follower._id, 'follow')
])
]).then(() => done(), error => {
done();
throw error;
}), done);