import define from '../../define';
import { Channels, ChannelFollowings } from '@/models/index';
import { makePaginationQuery } from '../../common/make-pagination-query';

export const meta = {
	tags: ['channels', 'account'],

	requireCredential: true,

	kind: 'read:channels',

	res: {
		type: 'array',
		optional: false, nullable: false,
		items: {
			type: 'object',
			optional: false, nullable: false,
			ref: 'Channel',
		},
	},
} as const;

const paramDef = {
	type: 'object',
	properties: {
		sinceId: { type: 'string', format: 'misskey:id' },
		untilId: { type: 'string', format: 'misskey:id' },
		limit: { type: 'integer', minimum: 1, maximum: 100, default: 5 },
	},
	required: [],
} as const;

// eslint-disable-next-line import/no-default-export
export default define(meta, paramDef, async (ps, me) => {
	const query = makePaginationQuery(ChannelFollowings.createQueryBuilder(), ps.sinceId, ps.untilId)
		.andWhere({ followerId: me.id });

	const followings = await query
		.take(ps.limit)
		.getMany();

	return await Promise.all(followings.map(x => Channels.pack(x.followeeId, me)));
});