なんかもうめっちゃ変えた

packages/backend/src/server/api/SigninService.ts

@@ -0,0 +1,64 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { DI } from '@/di-symbols.js';
+import { SigninsRepository } from '@/models/index.js';
+import type { UsersRepository } from '@/models/index.js';
+import { Config } from '@/config.js';
+import { IdService } from '@/core/IdService.js';
+import type { ILocalUser } from '@/models/entities/User.js';
+import { GlobalEventService } from '@/core/GlobalEventService.js';
+import { SigninEntityService } from '@/core/entities/SigninEntityService.js';
+import type Koa from 'koa';
+
+@Injectable()
+export class SigninService {
+	constructor(
+		@Inject(DI.config)
+		private config: Config,
+
+		@Inject(DI.signinsRepository)
+		private signinsRepository: SigninsRepository,
+
+		private signinEntityService: SigninEntityService,
+		private idService: IdService,
+		private globalEventService: GlobalEventService,
+	) {
+	}
+
+	public signin(ctx: Koa.Context, user: ILocalUser, redirect = false) {
+		if (redirect) {
+			//#region Cookie
+			ctx.cookies.set('igi', user.token!, {
+				path: '/',
+				// SEE: https://github.com/koajs/koa/issues/974
+				// When using a SSL proxy it should be configured to add the "X-Forwarded-Proto: https" header
+				secure: this.config.url.startsWith('https'),
+				httpOnly: false,
+			});
+			//#endregion
+	
+			ctx.redirect(this.config.url);
+		} else {
+			ctx.body = {
+				id: user.id,
+				i: user.token,
+			};
+			ctx.status = 200;
+		}
+	
+		(async () => {
+			// Append signin history
+			const record = await this.signinsRepository.insert({
+				id: this.idService.genId(),
+				createdAt: new Date(),
+				userId: user.id,
+				ip: ctx.ip,
+				headers: ctx.headers,
+				success: true,
+			}).then(x => this.signinsRepository.findOneByOrFail(x.identifiers[0]));
+	
+			// Publish signin event
+			this.globalEventService.publishMainStream(user.id, 'signin', await this.signinEntityService.pack(record));
+		})();
+	}
+}
+