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path: root/packages/backend/src/server/api/endpoints/following/requests/accept.ts
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/*
 * SPDX-FileCopyrightText: syuilo and misskey-project
 * SPDX-License-Identifier: AGPL-3.0-only
 */

import { Injectable } from '@nestjs/common';
import { Endpoint } from '@/server/api/endpoint-base.js';
import { GetterService } from '@/server/api/GetterService.js';
import { UserFollowingService } from '@/core/UserFollowingService.js';
import { ApiError } from '../../../error.js';

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

	requireCredential: true,

	kind: 'write:following',

	errors: {
		noSuchUser: {
			message: 'No such user.',
			code: 'NO_SUCH_USER',
			id: '66ce1645-d66c-46bb-8b79-96739af885bd',
		},
		noFollowRequest: {
			message: 'No follow request.',
			code: 'NO_FOLLOW_REQUEST',
			id: 'bcde4f8b-0913-4614-8881-614e522fb041',
		},
	},

	// 10 calls per 5 seconds
	limit: {
		duration: 1000 * 5,
		max: 10,
	},
} as const;

export const paramDef = {
	type: 'object',
	properties: {
		userId: { type: 'string', format: 'misskey:id' },
	},
	required: ['userId'],
} as const;

@Injectable()
export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export
	constructor(
		private getterService: GetterService,
		private userFollowingService: UserFollowingService,
	) {
		super(meta, paramDef, async (ps, me) => {
			// Fetch follower
			const follower = await this.getterService.getUser(ps.userId).catch(err => {
				if (err.id === '15348ddd-432d-49c2-8a5a-8069753becff') throw new ApiError(meta.errors.noSuchUser);
				throw err;
			});

			await this.userFollowingService.acceptFollowRequest(me, follower).catch(err => {
				if (err.id === '8884c2dd-5795-4ac9-b27e-6a01d38190f9') throw new ApiError(meta.errors.noFollowRequest);
				throw err;
			});

			return;
		});
	}
}