misskey-awawa/src/models/favorite.ts

88 lines
2.0 KiB
TypeScript

import * as mongo from 'mongodb';
const deepcopy = require('deepcopy');
import db from '../db/mongodb';
import { pack as packNote } from './note';
const Favorite = db.get<IFavorite>('favorites');
Favorite.createIndex(['userId', 'noteId'], { unique: true });
export default Favorite;
export type IFavorite = {
_id: mongo.ObjectID;
createdAt: Date;
userId: mongo.ObjectID;
noteId: mongo.ObjectID;
};
/**
* Favoriteを物理削除します
*/
export async function deleteFavorite(favorite: string | mongo.ObjectID | IFavorite) {
let f: IFavorite;
// Populate
if (mongo.ObjectID.prototype.isPrototypeOf(favorite)) {
f = await Favorite.findOne({
_id: favorite
});
} else if (typeof favorite === 'string') {
f = await Favorite.findOne({
_id: new mongo.ObjectID(favorite)
});
} else {
f = favorite as IFavorite;
}
if (f == null) return;
// このFavoriteを削除
await Favorite.remove({
_id: f._id
});
}
export const packMany = async (
favorites: any[],
me: any
) => {
return (await Promise.all(favorites.map(f => pack(f, me)))).filter(x => x != null);
};
/**
* Pack a favorite for API response
*/
export const pack = (
favorite: any,
me: any
) => new Promise<any>(async (resolve, reject) => {
let _favorite: any;
// Populate the favorite if 'favorite' is ID
if (mongo.ObjectID.prototype.isPrototypeOf(favorite)) {
_favorite = await Favorite.findOne({
_id: favorite
});
} else if (typeof favorite === 'string') {
_favorite = await Favorite.findOne({
_id: new mongo.ObjectID(favorite)
});
} else {
_favorite = deepcopy(favorite);
}
// Rename _id to id
_favorite.id = _favorite._id;
delete _favorite._id;
// Populate note
_favorite.note = await packNote(_favorite.noteId, me);
// (データベースの不具合などで)投稿が見つからなかったら
if (_favorite.note == null) {
console.warn(`[DAMAGED DB] (missing) pkg: favorite -> note :: ${_favorite.id} (note ${_favorite.noteId})`);
return resolve(null);
}
resolve(_favorite);
});