import { Injectable, Inject } from '@nestjs/common';
import _Ajv from 'ajv';
import { IdService } from '@/core/IdService.js';
import { GlobalEventService } from '@/core/GlobalEventService.js';
import Logger from '@/logger.js';
import type { AntennasRepository } from '@/models/index.js';
import { DI } from '@/di-symbols.js';
import { bindThis } from '@/decorators.js';
import { QueueLoggerService } from '../QueueLoggerService.js';
import { DBAntennaImportJobData } from '../types.js';
import type * as Bull from 'bullmq';

const Ajv = _Ajv.default;

const validate = new Ajv().compile({
	type: 'object',
	properties: {
		name: { type: 'string', minLength: 1, maxLength: 100 },
		src: { type: 'string', enum: ['home', 'all', 'users', 'list'] },
		userListAccts: { 
			type: 'array', 
			items: {
				type: 'string',
			}, 
			nullable: true,
		},
		keywords: { type: 'array', items: {
			type: 'array', items: {
				type: 'string',
			},
		} },
		excludeKeywords: { type: 'array', items: {
			type: 'array', items: {
				type: 'string',
			},
		} },
		users: { type: 'array', items: {
			type: 'string',
		} },
		caseSensitive: { type: 'boolean' },
		withReplies: { type: 'boolean' },
		withFile: { type: 'boolean' },
		notify: { type: 'boolean' },
	},
	required: ['name', 'src', 'keywords', 'excludeKeywords', 'users', 'caseSensitive', 'withReplies', 'withFile', 'notify'],
});

@Injectable()
export class ImportAntennasProcessorService {
	private logger: Logger;

	constructor (
		@Inject(DI.antennasRepository)
		private antennasRepository: AntennasRepository,

		private queueLoggerService: QueueLoggerService,
		private idService: IdService,
		private globalEventService: GlobalEventService,
	) {
		this.logger = this.queueLoggerService.logger.createSubLogger('import-antennas');
	}

	@bindThis
	public async process(job: Bull.Job<DBAntennaImportJobData>): Promise<void> {
		const now = new Date();
		try {
			for (const antenna of job.data.antenna) {
				if (antenna.keywords.length === 0 || antenna.keywords[0].every(x => x === '')) continue;
				if (!validate(antenna)) {
					this.logger.warn('Validation Failed');
					continue;
				}
				const result = await this.antennasRepository.insert({
					id: this.idService.genId(),
					createdAt: now,
					lastUsedAt: now,
					userId: job.data.user.id,
					name: antenna.name,
					src: antenna.src === 'list' && antenna.userListAccts ? 'users' : antenna.src,
					userListId: null,
					keywords: antenna.keywords,
					excludeKeywords: antenna.excludeKeywords,
					users: (antenna.src === 'list' && antenna.userListAccts !== null ? antenna.userListAccts : antenna.users).filter(Boolean),
					caseSensitive: antenna.caseSensitive,
					withReplies: antenna.withReplies,
					withFile: antenna.withFile,
					notify: antenna.notify,
				}).then(x => this.antennasRepository.findOneByOrFail(x.identifiers[0]));
				this.logger.succ('Antenna created: ' + result.id);
				this.globalEventService.publishInternalEvent('antennaCreated', result);
			}
		} catch (err: any) {
			this.logger.error(err);
		}
	}
}