package com.minamp;

import android.app.Notification;
import android.appwidget.AppWidgetManager;
import android.content.Context;
import android.graphics.Bitmap;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;

import com.minamp.plex.Item;

/**
 * What differs between Plexamp Lite's builds, for Android 2.2 and later (the Galaxy Mini). platform/api16 has the
 * same methods for Android 4.1 and later; the rest of the app is shared and calls these. Keep the two in step.
 */
final class Platform {
    private Platform() {}

    /** The Android level this build is for: its minSdkVersion. */
    static final int API = 8;

    /** Size the current track's art is loaded at for the notification, lock screen and widget, in pixels. */
    static final int ART_PX = 96;

    /** At start-up, before anything else. */
    static void init(App app) {}

    /** The player for a track. {@code fallback}: the track failed to decode in the usual one. */
    static Engine newEngine(Context c, boolean fallback) {
        return new MediaPlayerEngine(c);
    }

    /** On a network that may cost by the megabyte (the "away" quality applies): here, anything but Wi-Fi. */
    static boolean metered(Context c) {
        try {
            ConnectivityManager cm = (ConnectivityManager) c.getSystemService(Context.CONNECTIVITY_SERVICE);
            NetworkInfo ni = cm.getActiveNetworkInfo();
            return ni != null && ni.getType() != ConnectivityManager.TYPE_WIFI;
        } catch (Exception e) {
            return false;
        }
    }

    /** The phone has no Menu key, so screens need a ⋮ button for the options menu. Android 2.x phones all have one. */
    static boolean needsMenuButton(Context c) {
        return false;
    }

    /** The playback notification. Android 2.x: title and artist; its notifications can't have buttons. */
    @SuppressWarnings("deprecation")
    static Notification playerNotification(Context c, Item it, Bitmap art, int state) {
        Notification n = new Notification(R.drawable.ic_stat, null, 0);
        n.flags |= Notification.FLAG_ONGOING_EVENT | Notification.FLAG_NO_CLEAR;
        String line = (state == PlayerService.PAUSED ? c.getString(R.string.paused_dot) : "") + it.artist;
        n.setLatestEventInfo(c, it.title, line, PlayerViews.open(c));
        return n;
    }

    /** The lock screen's player (null item or IDLE: take it away). Android 2.x has none. */
    static void lockScreen(Context c, Item it, Bitmap art, int state) {}

    /** The widget's layout for its current size. Android 2.x widgets have one size. */
    static int widgetLayout(AppWidgetManager m, int id) {
        return R.layout.widget_player;
    }
}