Sharkey/src/server/api/endpoints/notes/polls/vote.ts

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import $ from 'cafy'; import ID, { transform } from '../../../../../misc/cafy-id';
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import Vote from '../../../../../models/poll-vote';
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import Note from '../../../../../models/note';
import Watching from '../../../../../models/note-watching';
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import watch from '../../../../../services/note/watch';
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import { publishNoteStream } from '../../../../../stream';
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import notify from '../../../../../notify';
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import { ILocalUser } from '../../../../../models/user';
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import getParams from '../../../get-params';
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export const meta = {
desc: {
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'ja-JP': '指定した投稿のアンケートに投票します。',
'en-US': 'Vote poll of a note.'
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},
requireCredential: true,
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kind: 'vote-write',
params: {
noteId: {
validator: $.type(ID),
transform: transform,
},
choice: {
validator: $.num
},
}
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};
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export default (params: any, user: ILocalUser) => new Promise(async (res, rej) => {
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const [ps, psErr] = getParams(meta, params);
if (psErr) return rej(psErr);
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// Get votee
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const note = await Note.findOne({
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_id: ps.noteId
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});
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if (note === null) {
return rej('note not found');
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}
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if (note.poll == null) {
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return rej('poll not found');
}
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if (!note.poll.choices.some(x => x.id == ps.choice)) return rej('invalid choice param');
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// if already voted
const exist = await Vote.findOne({
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noteId: note._id,
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userId: user._id
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});
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if (exist !== null) {
return rej('already voted');
}
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// Create vote
await Vote.insert({
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createdAt: new Date(),
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noteId: note._id,
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userId: user._id,
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choice: ps.choice
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});
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// Send response
res();
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const inc: any = {};
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inc[`poll.choices.${note.poll.choices.findIndex(c => c.id == ps.choice)}.votes`] = 1;
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// Increment votes count
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await Note.update({ _id: note._id }, {
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$inc: inc
});
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publishNoteStream(note._id, 'pollVoted', {
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choice: ps.choice,
userId: user._id.toHexString()
});
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// Notify
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notify(note.userId, user._id, 'poll_vote', {
noteId: note._id,
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choice: ps.choice
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});
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// Fetch watchers
Watching
.find({
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noteId: note._id,
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userId: { $ne: user._id },
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// 削除されたドキュメントは除く
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deletedAt: { $exists: false }
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}, {
fields: {
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userId: true
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}
})
.then(watchers => {
watchers.forEach(watcher => {
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notify(watcher.userId, user._id, 'poll_vote', {
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noteId: note._id,
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choice: ps.choice
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});
});
});
// この投稿をWatchする
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if (user.settings.autoWatch !== false) {
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watch(user._id, note);
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}
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});