import { Inject, Injectable } from '@nestjs/common';
import { DI } from '@/di-symbols.js';
import type { SigninsRepository, UsersRepository } from '@/models/index.js';
import type { Config } from '@/config.js';
import { IdService } from '@/core/IdService.js';
import type { LocalUser } from '@/models/entities/User.js';
import { GlobalEventService } from '@/core/GlobalEventService.js';
import { SigninEntityService } from '@/core/entities/SigninEntityService.js';
import { bindThis } from '@/decorators.js';
import type { FastifyRequest, FastifyReply } from 'fastify';

@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,
	) {
	}

	@bindThis
	public signin(request: FastifyRequest, reply: FastifyReply, user: LocalUser) {
		setImmediate(async () => {
			// Append signin history
			const record = await this.signinsRepository.insert({
				id: this.idService.genId(),
				createdAt: new Date(),
				userId: user.id,
				ip: request.ip,
				headers: request.headers as any,
				success: true,
			}).then(x => this.signinsRepository.findOneByOrFail(x.identifiers[0]));
	
			// Publish signin event
			this.globalEventService.publishMainStream(user.id, 'signin', await this.signinEntityService.pack(record));
		});

		reply.code(200);
		return {
			id: user.id,
			i: user.token,
		};
	}
}