const models = require('../models');
import * as api from '../../client/src/api';

export const ListSongsEndpointHandler = (req: any, res: any) => {
    if (!api.checkListSongsRequest(req)) {
        console.log('Invalid ListSongs request: ' + JSON.stringify(req.body));
        res.sendStatus(400);
        return;
    }
    models.Song.findAll({
        include: [models.Artist, models.Album]
    })
        .then((songs: any[]) => {
            console.log(songs);
            const response: api.ListSongsResponse = songs.map((song: any) => {
                return {
                    title: song.title,
                    id: song.id,
                    artists: song.Artists.map((artist: any) => { return {
                        name: artist.name,
                        id: artist.id,
                    }; }),
                    albums: song.Albums.map((album: any) => { return {
                        name: album.name,
                        id: album.id,
                    }; }),
                };
            });
            res.send(response);
        });
}