MuDBase/server/endpoints/ModifyArtistEndpointHandler.ts

const models = require('../models');
import * as api from '../../client/src/api';
import { EndpointError, EndpointHandler, catchUnhandledErrors } from './types';

export const ModifyArtistEndpointHandler: EndpointHandler = async (req: any, res: any) => {
    if (!api.checkModifyArtistRequest(req)) {
        const e: EndpointError = {
            internalMessage: 'Invalid ModifyArtist request: ' + JSON.stringify(req.body),
            httpStatus: 400
        };
        throw e;
    }
    const reqObject: api.ModifyArtistRequest = req.body;

    await models.Artist.findAll({
        where: { id: reqObject.id }
    })
        .then(async (artists: any[]) => {
            if (artists.length != 1) {
                const e: EndpointError = {
                    internalMessage: 'There is no artist with id ' + reqObject.id + '.',
                    httpStatus: 400
                };
                throw e;
            }
            let artist = artists[0];
            artist.name = reqObject.name;
            await artist.save();
        })
        .then(() => {
            res.status(200);
        })
        .catch(catchUnhandledErrors);
}