hippofish/packages/backend/src/queue/processors/ExportBlockingProcessorService.ts
2022-09-18 03:27:08 +09:00

117 lines
3.1 KiB
TypeScript

import * as fs from 'node:fs';
import { Inject, Injectable } from '@nestjs/common';
import { MoreThan } from 'typeorm';
import { format as dateFormat } from 'date-fns';
import { DI } from '@/di-symbols.js';
import { UsersRepository, BlockingsRepository } from '@/models/index.js';
import type { DriveFilesRepository, UserProfilesRepository, NotesRepository } from '@/models/index.js';
import { Config } from '@/config.js';
import type Logger from '@/logger.js';
import { DriveService } from '@/core/DriveService.js';
import { createTemp } from '@/misc/create-temp.js';
import { UtilityService } from '@/core/UtilityService.js';
import { QueueLoggerService } from '../QueueLoggerService.js';
import type Bull from 'bull';
import type { DbUserJobData } from '../types.js';
@Injectable()
export class ExportBlockingProcessorService {
#logger: Logger;
constructor(
@Inject(DI.config)
private config: Config,
@Inject(DI.usersRepository)
private usersRepository: UsersRepository,
@Inject(DI.blockingsRepository)
private blockingsRepository: BlockingsRepository,
private utilityService: UtilityService,
private driveService: DriveService,
private queueLoggerService: QueueLoggerService,
) {
this.#logger = this.queueLoggerService.logger.createSubLogger('export-blocking');
}
public async process(job: Bull.Job<DbUserJobData>, done: () => void): Promise<void> {
this.#logger.info(`Exporting blocking of ${job.data.user.id} ...`);
const user = await this.usersRepository.findOneBy({ id: job.data.user.id });
if (user == null) {
done();
return;
}
// Create temp file
const [path, cleanup] = await createTemp();
this.#logger.info(`Temp file is ${path}`);
try {
const stream = fs.createWriteStream(path, { flags: 'a' });
let exportedCount = 0;
let cursor: any = null;
while (true) {
const blockings = await this.blockingsRepository.find({
where: {
blockerId: user.id,
...(cursor ? { id: MoreThan(cursor) } : {}),
},
take: 100,
order: {
id: 1,
},
});
if (blockings.length === 0) {
job.progress(100);
break;
}
cursor = blockings[blockings.length - 1].id;
for (const block of blockings) {
const u = await this.usersRepository.findOneBy({ id: block.blockeeId });
if (u == null) {
exportedCount++; continue;
}
const content = this.utilityService.getFullApAccount(u.username, u.host);
await new Promise<void>((res, rej) => {
stream.write(content + '\n', err => {
if (err) {
this.#logger.error(err);
rej(err);
} else {
res();
}
});
});
exportedCount++;
}
const total = await this.blockingsRepository.countBy({
blockerId: user.id,
});
job.progress(exportedCount / total);
}
stream.end();
this.#logger.succ(`Exported to: ${path}`);
const fileName = 'blocking-' + dateFormat(new Date(), 'yyyy-MM-dd-HH-mm-ss') + '.csv';
const driveFile = await this.driveService.addFile({ user, path, name: fileName, force: true });
this.#logger.succ(`Exported to: ${driveFile.id}`);
} finally {
cleanup();
}
done();
}
}