64953fadc9
* `Array.prototype.filter`での非null確認では`isNotNull`関数を使うように
* `{}` -> `NonNullable<unknown>`
112 lines
3.8 KiB
TypeScript
112 lines
3.8 KiB
TypeScript
/*
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* SPDX-FileCopyrightText: syuilo and misskey-project
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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import { Inject, Injectable } from '@nestjs/common';
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import { DI } from '@/di-symbols.js';
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import type { NotesRepository, PollsRepository } from '@/models/_.js';
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import type { Config } from '@/config.js';
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import type { IPoll } from '@/models/Poll.js';
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import type Logger from '@/logger.js';
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import { bindThis } from '@/decorators.js';
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import { isNotNull } from '@/misc/is-not-null.js';
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import { isQuestion } from '../type.js';
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import { ApLoggerService } from '../ApLoggerService.js';
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import { ApResolverService } from '../ApResolverService.js';
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import type { Resolver } from '../ApResolverService.js';
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import type { IObject, IQuestion } from '../type.js';
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@Injectable()
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export class ApQuestionService {
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private logger: Logger;
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constructor(
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@Inject(DI.config)
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private config: Config,
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@Inject(DI.notesRepository)
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private notesRepository: NotesRepository,
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@Inject(DI.pollsRepository)
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private pollsRepository: PollsRepository,
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private apResolverService: ApResolverService,
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private apLoggerService: ApLoggerService,
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) {
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this.logger = this.apLoggerService.logger;
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}
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@bindThis
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public async extractPollFromQuestion(source: string | IObject, resolver?: Resolver): Promise<IPoll> {
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// eslint-disable-next-line no-param-reassign
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if (resolver == null) resolver = this.apResolverService.createResolver();
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const question = await resolver.resolve(source);
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if (!isQuestion(question)) throw new Error('invalid type');
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const multiple = question.oneOf === undefined;
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if (multiple && question.anyOf === undefined) throw new Error('invalid question');
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const expiresAt = question.endTime ? new Date(question.endTime) : question.closed ? new Date(question.closed) : null;
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const choices = question[multiple ? 'anyOf' : 'oneOf']
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?.map((x) => x.name)
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.filter(isNotNull)
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?? [];
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const votes = question[multiple ? 'anyOf' : 'oneOf']?.map((x) => x.replies?.totalItems ?? x._misskey_votes ?? 0);
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return { choices, votes, multiple, expiresAt };
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}
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/**
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* Update votes of Question
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* @param uri URI of AP Question object
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* @returns true if updated
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*/
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@bindThis
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public async updateQuestion(value: string | IObject, resolver?: Resolver): Promise<boolean> {
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const uri = typeof value === 'string' ? value : value.id;
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if (uri == null) throw new Error('uri is null');
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// URIがこのサーバーを指しているならスキップ
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if (uri.startsWith(this.config.url + '/')) throw new Error('uri points local');
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//#region このサーバーに既に登録されているか
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const note = await this.notesRepository.findOneBy({ uri });
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if (note == null) throw new Error('Question is not registed');
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const poll = await this.pollsRepository.findOneBy({ noteId: note.id });
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if (poll == null) throw new Error('Question is not registed');
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//#endregion
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// resolve new Question object
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// eslint-disable-next-line no-param-reassign
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if (resolver == null) resolver = this.apResolverService.createResolver();
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const question = await resolver.resolve(value) as IQuestion;
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this.logger.debug(`fetched question: ${JSON.stringify(question, null, 2)}`);
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if (question.type !== 'Question') throw new Error('object is not a Question');
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const apChoices = question.oneOf ?? question.anyOf;
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if (apChoices == null) throw new Error('invalid apChoices: ' + apChoices);
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let changed = false;
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for (const choice of poll.choices) {
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const oldCount = poll.votes[poll.choices.indexOf(choice)];
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const newCount = apChoices.filter(ap => ap.name === choice).at(0)?.replies?.totalItems;
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if (newCount == null) throw new Error('invalid newCount: ' + newCount);
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if (oldCount !== newCount) {
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changed = true;
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poll.votes[poll.choices.indexOf(choice)] = newCount;
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}
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}
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await this.pollsRepository.update({ noteId: note.id }, { votes: poll.votes });
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return changed;
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}
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}
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