//
// swallowPill.js
// Play a swallow sound and trigger visual effects after a pill has been swallowed
//
// Author: Elisa Lupin-Jimenez
// Copyright High Fidelity 2018
//
// Licensed under the Apache 2.0 License
// See accompanying license file or http://apache.org/
//
// All assets are under CC Attribution Non-Commerical
// http://creativecommons.org/licenses/
//

(function() {

    var SWALLOW_SOUNDS_URLS = [
        "http://www.pacdv.com/sounds/people_sound_effects/gulp-2.wav"
    ];

    var VISUAL_EFFECTS = [
        "Wireframe:LightingModel:enableWireframe",
        1, // Depth
        2, // Albedo
        3, // Normal
        5, // Metallic
        6, // Emissive
        16, // Shadow Cascade Indices
        26, // Ambient Occlusion
        27 // Ambient Occlusion Blurred
    ];

    var VOLUME = 0.5;
    var WITHIN_10_CM = 0.1;
    var TIMEOUT = 10000;

    var playback;
    var render;
    var renderDebug;
    var isInactive = true;
    var _this = this;

    _this.preload = function(entityID) {
        _this.entityID = entityID;
        render = Render.getConfig("RenderMainView");
        renderDebug = render.getConfig("DebugDeferredBuffer");
        renderDebug.size = {x: -1, y: -1, z: 1, w: 1};
        playback = {volume: VOLUME, position: Entities.getEntityProperties(_this.entityID).position};
    };

    var checkIfNearHead = function() {
        var pos = Entities.getEntityProperties(_this.entityID).position;
        var avatarHeadPosition = MyAvatar.getJointPosition("Head");
        if (isInactive) {
            if (isWithin10cm(pos.y, avatarHeadPosition.y) &
                isWithin10cm(pos.z, avatarHeadPosition.z)) {
                isInactive = false;
                playSwallowEffect(avatarHeadPosition);
            }
        }
    };

    function enableVisualEffects() {
        var size = VISUAL_EFFECTS.length - 1;
        var index = Math.round(Math.random() * size);
        var effect = VISUAL_EFFECTS[index];
        print("effect is: " + effect);
        if (index === 0) {
            render.getConfig(effect.split(":")[1])[effect.split(":")[2]] = true;
        } else {
            renderDebug.enabled = true;
            renderDebug.mode = effect;
        }
        
    }

    function playSwallowEffect(position) {
        var size = SWALLOW_SOUNDS_URLS.length - 1;
        var index = Math.round(Math.random() * size);
        var sound = SoundCache.getSound(SWALLOW_SOUNDS_URLS[index]);
        Audio.playSound(sound, playback);
        enableVisualEffects();

        var editJSON = {
            visible: false,
            collisionless: true
        };
        Entities.editEntity(_this.entityID, editJSON);

        Script.setTimeout(function() {
            Entities.deleteEntity(_this.entityID);
        }, TIMEOUT);        
    }

    // Helper function to see if the object is close to us
    var isWithin10cm = function(value1, value2) {
        if (Math.abs(Math.abs(value1) - Math.abs(value2)) <= WITHIN_10_CM) {
            return true;
        } 
        return false;
    };

    Script.update.connect(checkIfNearHead);

    _this.unload = function(entityID) {
        var WIREFRAME = "Wireframe:LightingModel:enableWireframe";
        render.getConfig(WIREFRAME.split(":")[1])[WIREFRAME.split(":")[2]] = false;
        renderDebug.mode = 0;
        renderDebug.size = {x: 0, y: -1, z: 1, w: 1};
        renderDebug.enabled = false;
        Script.update.disconnect(checkIfNearHead);
        Script.update.disconnect(_this.mousePressOnEntity);
    };

});