refactor(backend): ロジックをサービスに切り出す

This commit is contained in:
syuilo 2022-09-21 02:52:19 +09:00
parent dc43fc68ef
commit 3bc6205150
2 changed files with 49 additions and 40 deletions

View file

@ -3,6 +3,7 @@ import { DataSource } from 'typeorm';
import Redis from 'ioredis';
import { DI } from '@/di-symbols.js';
import { Meta } from '@/models/entities/Meta.js';
import { GlobalEventService } from '@/core/GlobalEventService.js';
import type { OnApplicationShutdown } from '@nestjs/common';
@Injectable()
@ -16,6 +17,8 @@ export class MetaService implements OnApplicationShutdown {
@Inject(DI.db)
private db: DataSource,
private globalEventService: GlobalEventService,
) {
this.onMessage = this.onMessage.bind(this);
@ -31,6 +34,22 @@ export class MetaService implements OnApplicationShutdown {
this.redisSubscriber.on('message', this.onMessage);
}
private async onMessage(_, data): Promise<void> {
const obj = JSON.parse(data);
if (obj.channel === 'internal') {
const { type, body } = obj.message;
switch (type) {
case 'metaUpdated': {
this.cache = body;
break;
}
default:
break;
}
}
}
public async fetch(noCache = false): Promise<Meta> {
if (!noCache && this.cache) return this.cache;
@ -65,20 +84,34 @@ export class MetaService implements OnApplicationShutdown {
});
}
private async onMessage(_, data) {
const obj = JSON.parse(data);
public async update(data: Partial<Meta>): Promise<Meta> {
const updated = await this.db.transaction(async transactionalEntityManager => {
const metas = await transactionalEntityManager.find(Meta, {
order: {
id: 'DESC',
},
});
if (obj.channel === 'internal') {
const { type, body } = obj.message;
switch (type) {
case 'metaUpdated': {
this.cache = body;
break;
}
default:
break;
}
const meta = metas[0];
if (meta) {
await transactionalEntityManager.update(Meta, meta.id, data);
const metas = await transactionalEntityManager.find(Meta, {
order: {
id: 'DESC',
},
});
return metas[0];
} else {
return await transactionalEntityManager.save(Meta, data);
}
});
this.globalEventService.publishInternalEvent('metaUpdated', updated);
return updated;
}
public onApplicationShutdown(signal?: string | undefined) {

View file

@ -1,11 +1,12 @@
import { Inject, Injectable } from '@nestjs/common';
import { DataSource } from 'typeorm';
import { Meta } from '@/models/entities/Meta.js';
import type { Meta } from '@/models/entities/Meta.js';
import { ModerationLogService } from '@/core/ModerationLogService.js';
import { DB_MAX_NOTE_TEXT_LENGTH } from '@/misc/hard-limits.js';
import { Endpoint } from '@/server/api/endpoint-base.js';
import { DI } from '@/di-symbols.js';
import { GlobalEventService } from '@/core/GlobalEventService.js';
import { MetaService } from '@/core/MetaService.js';
export const meta = {
tags: ['admin'],
@ -116,7 +117,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
@Inject(DI.db)
private db: DataSource,
private globalEventService: GlobalEventService,
private metaService: MetaService,
private moderationLogService: ModerationLogService,
) {
super(meta, paramDef, async (ps, me) => {
@ -438,32 +439,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
set.enableActiveEmailValidation = ps.enableActiveEmailValidation;
}
const updated = await this.db.transaction(async transactionalEntityManager => {
const metas = await transactionalEntityManager.find(Meta, {
order: {
id: 'DESC',
},
});
const meta = metas[0];
if (meta) {
await transactionalEntityManager.update(Meta, meta.id, set);
const metas = await transactionalEntityManager.find(Meta, {
order: {
id: 'DESC',
},
});
return metas[0];
} else {
return await transactionalEntityManager.save(Meta, set);
}
});
this.globalEventService.publishInternalEvent('metaUpdated', updated);
await this.metaService.update(set);
this.moderationLogService.insertModerationLog(me, 'updateMeta');
});
}