88 lines
2.0 KiB
TypeScript
88 lines
2.0 KiB
TypeScript
import * as mongo from 'mongodb';
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const deepcopy = require('deepcopy');
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import db from '../db/mongodb';
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import { pack as packNote } from './note';
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const Favorite = db.get<IFavorite>('favorites');
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Favorite.createIndex(['userId', 'noteId'], { unique: true });
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export default Favorite;
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export type IFavorite = {
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_id: mongo.ObjectID;
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createdAt: Date;
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userId: mongo.ObjectID;
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noteId: mongo.ObjectID;
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};
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/**
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* Favoriteを物理削除します
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*/
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export async function deleteFavorite(favorite: string | mongo.ObjectID | IFavorite) {
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let f: IFavorite;
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// Populate
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if (mongo.ObjectID.prototype.isPrototypeOf(favorite)) {
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f = await Favorite.findOne({
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_id: favorite
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});
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} else if (typeof favorite === 'string') {
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f = await Favorite.findOne({
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_id: new mongo.ObjectID(favorite)
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});
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} else {
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f = favorite as IFavorite;
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}
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if (f == null) return;
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// このFavoriteを削除
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await Favorite.remove({
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_id: f._id
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});
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}
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export const packMany = async (
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favorites: any[],
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me: any
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) => {
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return (await Promise.all(favorites.map(f => pack(f, me)))).filter(x => x != null);
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};
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/**
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* Pack a favorite for API response
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*/
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export const pack = (
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favorite: any,
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me: any
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) => new Promise<any>(async (resolve, reject) => {
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let _favorite: any;
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// Populate the favorite if 'favorite' is ID
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if (mongo.ObjectID.prototype.isPrototypeOf(favorite)) {
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_favorite = await Favorite.findOne({
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_id: favorite
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});
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} else if (typeof favorite === 'string') {
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_favorite = await Favorite.findOne({
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_id: new mongo.ObjectID(favorite)
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});
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} else {
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_favorite = deepcopy(favorite);
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}
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// Rename _id to id
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_favorite.id = _favorite._id;
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delete _favorite._id;
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// Populate note
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_favorite.note = await packNote(_favorite.noteId, me);
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// (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
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if (_favorite.note == null) {
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console.warn(`in packaging favorite: note not found on database: ${_favorite.noteId}`);
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return resolve(null);
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}
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resolve(_favorite);
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});
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