76 lines
2.3 KiB
TypeScript
76 lines
2.3 KiB
TypeScript
import { Inject, Injectable } from '@nestjs/common';
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import { In, IsNull, MoreThan } from 'typeorm';
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import { DI } from '@/di-symbols.js';
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import type { Config } from '@/config.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 type { RetentionAggregationsRepository, UsersRepository } from '@/models/index.js';
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import { deepClone } from '@/misc/clone.js';
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import { IdService } from '@/core/IdService.js';
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import { QueueLoggerService } from '../QueueLoggerService.js';
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import type Bull from 'bull';
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@Injectable()
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export class AggregateRetentionProcessorService {
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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.usersRepository)
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private usersRepository: UsersRepository,
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@Inject(DI.retentionAggregationsRepository)
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private retentionAggregationsRepository: RetentionAggregationsRepository,
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private idService: IdService,
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private queueLoggerService: QueueLoggerService,
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) {
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this.logger = this.queueLoggerService.logger.createSubLogger('aggregate-retention');
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}
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@bindThis
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public async process(job: Bull.Job<Record<string, unknown>>, done: () => void): Promise<void> {
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this.logger.info('Aggregating retention...');
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const now = new Date();
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const dateKey = `${now.getFullYear()}-${now.getMonth() + 1}-${now.getDate()}`;
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// 過去(だいたい)30日分のレコードを取得
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const pastRecords = await this.retentionAggregationsRepository.findBy({
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createdAt: MoreThan(new Date(Date.now() - (1000 * 60 * 60 * 24 * 31))),
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});
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// 今日登録したユーザーを全て取得
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const targetUsers = await this.usersRepository.findBy({
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host: IsNull(),
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createdAt: MoreThan(new Date(Date.now() - (1000 * 60 * 60 * 24))),
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});
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const targetUserIds = targetUsers.map(u => u.id);
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await this.retentionAggregationsRepository.insert({
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id: this.idService.genId(),
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createdAt: now,
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updatedAt: now,
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userIds: targetUserIds,
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usersCount: targetUserIds.length,
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});
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for (const record of pastRecords) {
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const retention = record.userIds.filter(id => targetUserIds.includes(id)).length;
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const data = deepClone(record.data);
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data[dateKey] = retention;
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this.retentionAggregationsRepository.update(record.id, {
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updatedAt: now,
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data,
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});
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}
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this.logger.succ('Retention aggregated.');
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done();
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}
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}
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