import { Inject, Injectable } from '@nestjs/common';
import { Endpoint } from '@/server/api/endpoint-base.js';
import type { ChannelsRepository } from '@/models/index.js';
import { ChannelEntityService } from '@/core/entities/ChannelEntityService.js';
import { DI } from '@/di-symbols.js';
import { ApiError } from '../../error.js';

// eslint-disable-next-line import/no-default-export
@Injectable()
export default class extends Endpoint<'channels/show'> {
	name = 'channels/show' as const;
	constructor(
		@Inject(DI.channelsRepository)
		private channelsRepository: ChannelsRepository,

		private channelEntityService: ChannelEntityService,
	) {
		super(async (ps, me) => {
			const channel = await this.channelsRepository.findOneBy({
				id: ps.channelId,
			});

			if (channel == null) {
				throw new ApiError(this.meta.errors.noSuchChannel);
			}

			return await this.channelEntityService.pack(channel, me, true);
		});
	}
}