Sharkey/src/server/api/endpoints/notes/reactions.ts

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import $ from 'cafy'; import ID from '../../../../misc/cafy-id';
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import Note from '../../../../models/note';
import Reaction, { pack } from '../../../../models/note-reaction';
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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': '指定した投稿のリアクション一覧を取得します。',
'en-US': 'Show reactions of a note.'
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},
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requireCredential: false,
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params: {
noteId: $.type(ID).note({
}),
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limit: $.num.optional.range(1, 100).note({
default: 10
}),
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offset: $.num.optional.note({
default: 0
}),
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sinceId: $.type(ID).optional.note({
}),
untilId: $.type(ID).optional.note({
}),
}
};
export default (params: any, user: ILocalUser) => new Promise(async (res, rej) => {
const [ps, psErr] = getParams(meta, params);
if (psErr) return rej(psErr);
// Check if both of sinceId and untilId is specified
if (ps.sinceId && ps.untilId) {
return rej('cannot set sinceId and untilId');
}
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// Lookup note
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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const query = {
noteId: note._id
} as any;
const sort = {
_id: -1
};
if (ps.sinceId) {
sort._id = 1;
query._id = {
$gt: ps.sinceId
};
} else if (ps.untilId) {
query._id = {
$lt: ps.untilId
};
}
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const reactions = await Reaction
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.find(query, {
limit: ps.limit,
skip: ps.offset,
sort: sort
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});
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// Serialize
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res(await Promise.all(reactions.map(reaction => pack(reaction, user))));
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});