/*
 * Copyright (c) 2022.
 * Author Peter Placzek (tada5hi)
 * For the full copyright and license information,
 * view the LICENSE file that was distributed with this source code.
 */

import { removeRobotCredentialsFromVault } from '@authup/server-common';
import { BadRequestError, ForbiddenError, NotFoundError } from '@ebec/http';
import {
    PermissionName,
    REALM_MASTER_NAME,
    ROBOT_SYSTEM_NAME,
} from '@authup/common';
import type { Request, Response } from 'routup';
import { sendAccepted, useRequestParam } from 'routup';
import { useDataSource } from 'typeorm-extension';
import { RobotEntity, resolveRealm } from '@authup/server-database';
import { useRequestEnv } from '../../../utils';

export async function deleteRobotRouteHandler(req: Request, res: Response) : Promise<any> {
    const id = useRequestParam(req, 'id');

    const dataSource = await useDataSource();
    const repository = dataSource.getRepository(RobotEntity);
    const entity = await repository.findOneBy({ id });

    if (!entity) {
        throw new NotFoundError();
    }

    const ability = useRequestEnv(req, 'ability');
    if (!ability.has(PermissionName.ROBOT_DROP)) {
        if (!entity.user_id) {
            throw new ForbiddenError();
        }

        if (
            entity.user_id &&
            entity.user_id !== useRequestEnv(req, 'userId')
        ) {
            throw new ForbiddenError();
        }
    }

    if (entity.name === ROBOT_SYSTEM_NAME) {
        const realm = await resolveRealm(entity.realm_id);
        if (realm.name === REALM_MASTER_NAME) {
            throw new BadRequestError('The system robot can not be deleted.');
        }
    }

    // ----------------------------------------------

    const { id: entityId } = entity;

    await repository.remove(entity);

    entity.id = entityId;

    // ----------------------------------------------

    // todo: this should be executed through a message broker
    await removeRobotCredentialsFromVault(entity);

    // ----------------------------------------------

    return sendAccepted(res, entity);
}