//
//  stageManager.js
//
//  Created by Rebecca Stankus on 06/11/18
//  Copyright 2018 High Fidelity, Inc.
//
//  Distributed under the Apache License, Version 2.0.
//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html

(function() {
    var TABLET_BUTTON_IMAGE = Script.resolvePath('svg/microphone-i.svg');
    var TABLET_BUTTON_PRESSED = Script.resolvePath('svg/microphone-a.svg');

    var audioVolume = 0.7;
    var tablet = Tablet.getTablet('com.highfidelity.interface.tablet.system');
    var appPage = Script.resolvePath('karaoke.html?10');
    var button = tablet.addButton({
        text: 'KARAOKE',
        icon: TABLET_BUTTON_IMAGE,
        activeIcon: TABLET_BUTTON_PRESSED
    });
    var open = false;
    var injector;

    function onClicked() { 
        if (open) {
            tablet.gotoHomeScreen();
        } else {
            tablet.gotoWebScreen(appPage);
        }
    }

    function onWebEventReceived(event) {
        if (typeof event === 'string') {
            // event = JSON.parse(event);
            print(event);
        }
    }

    function onScreenChanged(type, url) {
        open = (url === appPage);
        button.editProperties({isActive: open});
    }

    function appEnding() {
        button.clicked.disconnect(onClicked);
        tablet.removeButton(button);
        tablet.screenChanged.disconnect(onScreenChanged);
        tablet.webEventReceived.disconnect(onWebEventReceived);
    }

    function playSound(sound) {
        if (sound.downloaded) {
            if (injector) {
                injector.stop();
            }
            injector = Audio.playSound(sound, {
                position: MyAvatar.position,
                volume: audioVolume
            });
        }
    }
    
    button.clicked.connect(onClicked);
    tablet.screenChanged.connect(onScreenChanged);
    tablet.webEventReceived.connect(onWebEventReceived);

    Script.scriptEnding.connect(appEnding);
}());