Utils.java

package com.sregg.android.tv.spotifyPlayer.utils;

import android.app.UiModeManager;
import android.content.Context;
import android.content.res.Configuration;
import android.content.res.Resources;

import java.util.ArrayList;
import java.util.List;

import kaaes.spotify.webapi.android.models.AlbumSimple;
import kaaes.spotify.webapi.android.models.ArtistSimple;
import kaaes.spotify.webapi.android.models.Pager;
import kaaes.spotify.webapi.android.models.Playlist;
import kaaes.spotify.webapi.android.models.PlaylistSimple;
import kaaes.spotify.webapi.android.models.TrackSimple;

/**
 * Created by simonreggiani on 15-02-04.
 */
public class Utils {
    public static String getUriFromSpotiyObject(Object spotifyObject) {
        String uri = null;
        if (spotifyObject instanceof TrackSimple) {
            uri = ((TrackSimple) spotifyObject).uri;
        } else if (spotifyObject instanceof Playlist) {
            uri = ((Playlist) spotifyObject).uri;
        } else if (spotifyObject instanceof PlaylistSimple) {
            uri = ((PlaylistSimple) spotifyObject).uri;
        } else if (spotifyObject instanceof AlbumSimple) {
            uri = ((AlbumSimple) spotifyObject).uri;
        } else if (spotifyObject instanceof ArtistSimple) {
            uri = ((ArtistSimple) spotifyObject).uri;
        }
        return uri;
    }

    public static String getIdFromUri(String uri) {
        return uri.split(":")[2];
    }

    public static int getResourceIdByName(Context context, String name, String type) {
        Resources resources = context.getResources();
        return resources.getIdentifier(name, type, context.getPackageName());
    }

    public static int getStringResourceIdByName(Context context, String name) {
        return getResourceIdByName(context, name, "string");
    }

    public static String getStringByName(Context context, String name) {
        return context.getString(getStringResourceIdByName(context, name));
    }

    public static String getTrackArtists(TrackSimple track) {
        StringBuilder artists = new StringBuilder();
        for (ArtistSimple artist : track.artists) {
            if (artists.length() > 0) {
                artists.append(", ");
            }
            artists.append(artist.name);
        }
        return artists.toString();
    }

    public static int dpToPx(int dp, Context ctx) {
        float density = ctx.getResources().getDisplayMetrics().density;
        return Math.round((float) dp * density);
    }

    public static boolean isRunningOnAndroidTV(Context context) {
        UiModeManager uiModeManager = (UiModeManager) context.getSystemService(Context.UI_MODE_SERVICE);
        return uiModeManager.getCurrentModeType() == Configuration.UI_MODE_TYPE_TELEVISION;
    }

    public static List<String> getTrackUrisFromTrackPager(Pager<TrackSimple> trackPager) {
        List<String> trackUris = new ArrayList<>(trackPager.items.size());
        for (TrackSimple trackSimple : trackPager.items) {
            trackUris.add(trackSimple.uri);
        }
        return trackUris;
    }
}