hippofish/src/services/note/reaction/create.ts
2019-02-05 14:14:23 +09:00

92 lines
2.4 KiB
TypeScript

import { IUser, isLocalUser, isRemoteUser } from '../../../models/user';
import Note, { INote } from '../../../models/note';
import NoteReaction from '../../../models/note-reaction';
import { publishNoteStream } from '../../stream';
import notify from '../../create-notification';
import NoteWatching from '../../../models/note-watching';
import watch from '../watch';
import renderLike from '../../../remote/activitypub/renderer/like';
import { deliver } from '../../../queue';
import { renderActivity } from '../../../remote/activitypub/renderer';
import perUserReactionsChart from '../../../chart/per-user-reactions';
export default async (user: IUser, note: INote, reaction: string) => new Promise(async (res, rej) => {
// Myself
if (note.userId.equals(user._id)) {
return rej('cannot react to my note');
}
// Create reaction
try {
await NoteReaction.insert({
createdAt: new Date(),
noteId: note._id,
userId: user._id,
reaction
});
} catch (e) {
// duplicate key error
if (e.code === 11000) {
return rej('already reacted');
}
return rej('something happened');
}
res();
// Increment reactions count
await Note.update({ _id: note._id }, {
$inc: {
[`reactionCounts.${reaction}`]: 1,
score: 1
}
});
perUserReactionsChart.update(user, note);
publishNoteStream(note._id, 'reacted', {
reaction: reaction,
userId: user._id
});
// リアクションされたユーザーがローカルユーザーなら通知を作成
if (isLocalUser(note._user)) {
notify(note.userId, user._id, 'reaction', {
noteId: note._id,
reaction: reaction
});
}
// Fetch watchers
NoteWatching
.find({
noteId: note._id,
userId: { $ne: user._id }
}, {
fields: {
userId: true
}
})
.then(watchers => {
for (const watcher of watchers) {
notify(watcher.userId, user._id, 'reaction', {
noteId: note._id,
reaction: reaction
});
}
});
// ユーザーがローカルユーザーかつ自動ウォッチ設定がオンならばこの投稿をWatchする
if (isLocalUser(user) && user.settings.autoWatch !== false) {
watch(user._id, note);
}
//#region 配信
// リアクターがローカルユーザーかつリアクション対象がリモートユーザーの投稿なら配送
if (isLocalUser(user) && isRemoteUser(note._user)) {
const content = renderActivity(renderLike(user, note, reaction));
deliver(user, content, note._user.inbox);
}
//#endregion
});