const EventEmitter = require('events');

class LocalRadioPlayer extends EventEmitter {
    constructor() {
        super();
        // These are example streams. You will need to set up your own
        // Icecast/HTTP streams and replace these URLs.
        this._stations = {
            'My Station': 'http://192.168.1.5:6767/Ninja%20Tuna.mp3'
        };
        this._audio = null;
        console.log("LocalRadioPlayer initialized");
    }

    getStations(options) {
        console.log("LocalRadioPlayer: getStations called");
        const stationList = Object.keys(this._stations).map(genre => ({
            name: genre,
            id: genre
        }));
        return Promise.resolve(stationList);
    }

    play(stationData) {
        console.log(`LocalRadioPlayer: play called with`, stationData);
        if (this._audio) {
            this._audio.pause();
        }
        const streamUrl = this._stations[stationData.id];
        if (!streamUrl) {
            const err = new Error(`Station ${stationData.id} not found.`);
            console.error("LocalRadioPlayer Error:", err);
            this.emit('error', err);
            return;
        }

        console.log(`LocalRadioPlayer: Playing stream from ${streamUrl}`);
        this._audio = new Audio(streamUrl);
        this._audio.addEventListener('error', (e) => {
            console.error('LocalRadioPlayer Audio Error:', e);
            this.emit('error', new Error('Audio playback failed.'));
        });

        this._audio.play()
            .then(() => {
                console.log("LocalRadioPlayer: Playback started.");
                this.emit('song-data', {
                    title: `Streaming ${stationData.id}`,
                    artist: 'Local Radio',
                    albumArt: '' // No artwork for local streams
                });
            })
            .catch(err => {
                console.error("LocalRadioPlayer Playback Error:", err);
                this.emit('error', err);
            });
    }

    stop() {
        console.log("LocalRadioPlayer: stop called");
        if (this._audio) {
            this._audio.pause();
            this._audio = null;
        }
    }

    resizeArtwork(options) {
        // Not applicable for local streaming
        return Promise.resolve('');
    }
}

module.exports = LocalRadioPlayer;