//
// edible.js
// An eating effect for emojis
// 
// Author: Liv Erickson
// Copyright High Fidelity 2017
//
// 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 NOM_URL = Script.resolvePath("./behaviors/sounds/nom-nom.wav");
    var TRIANGLE_PARTICLE_1 = "http://hifi-content.s3.amazonaws.com/alan/dev/Particles/particle-traingle-shard-mirror-h.png";
    var TRIANGLE_PARTICLE_2 = "http://hifi-content.s3.amazonaws.com/alan/dev/Particles/particle-traingle-shard.png";
    var NOM;
    var WANT_DEBUG = false;
    var DISTANCE_WITHIN = 0.1;

    var _this = this;
    _this.preload = function(entityID) {
        if (WANT_DEBUG) {
            print("Loading properties");
        }
        NOM = SoundCache.getSound(Script.resolvePath(NOM_URL));
        _this.entityID = entityID;
    };

    var checkIfNearHead = function() {
        var position = Entities.getEntityProperties(_this.entityID, 'position').position;
        if (Vec3.distance(position, MyAvatar.getJointPosition("Head")) < DISTANCE_WITHIN ||
            Vec3.distance(position, MyAvatar.getJointPosition("Neck")) < DISTANCE_WITHIN) {
            playEatingEffect(position);
        }
    };

    var playEatingEffect = function(position) {
        var crumbsProperties1 = {
            type: "ParticleEffect",
            position: position,
            lifetime: 0.95,
            isEmitting: true,
            lifespan: 0.95,
            maxParticles: 2614,
            textures: TRIANGLE_PARTICLE_1,
            emitRate: 36,
            emitSpeed: 0.89,
            emitDimensions: { x: 0.2, y: 0.2, z: 0.2 },
            emitOrientation: { x: -0.7071220278739929, y: -0.000015258869098033756, z: -0.000015258869098033756 },
            emitShouldTrail: true,
            particleRadius: 0.11,
            radiusSpread: 0,
            radiusStart: 0,
            radiusFinish: 0.10000000149011612,
            color: { red: 237, blue: 206, green: 0 },
            colorSpread: { red: 0, blue: 13, green: 255 },
            colorStart: { red: 0, blue: 26, green: 255 },
            colorFinish: { red: 64, blue: 0, green: 224 },
            emitAcceleration: { x: -0.5, y: -2, z: -0.5 },
            accelerationSpread: { x: 1, y: 1.07, z: 1.2 },
            alpha: 0.04,
            alphaSpread: 0.48,
            alphaStart: 1,
            alphaFinish: 0,
            polarStart: 17,
            polarFinish: 88,
            azimuthStart: -180.00000500895632,
            azimuthFinish: 180.00000500895632
        };
        var crumbsProperties2 = {
            type: "ParticleEffect",
            position: position,
            lifetime: 0.95,
            isEmitting: true,
            lifespan: 1.5,
            maxParticles: 2614,
            textures: TRIANGLE_PARTICLE_2,
            emitRate: 36,
            emitSpeed: 0.7200000286102295,
            emitDimensions: { x: 0.20000000298023224, y: 0.20000000298023224, z: 0.20000000298023224 },
            emitOrientation: { x: -0.0000152587890625, y: -0.0000152587890625, z: -0.0000152587890625 },
            emitShouldTrail: true,
            particleRadius: 0.10999999940395355,
            radiusSpread: 0,
            radiusStart: 0,
            radiusFinish: 0.10000000149011612,
            color: { red: 237, blue: 206, green: 0 },
            colorSpread: { red: 0, blue: 13, green: 255 },
            colorStart: { red: 0, blue: 26, green: 255 },
            colorFinish: { red: 64, blue: 0, green: 224 },
            emitAcceleration: { x: -0.5, y: -2, z: -0.5 },
            accelerationSpread: {x: 1, y: 1.0700000524520874, z: 1.2000000476837158 },
            alpha: 0.03999999910593033,
            alphaSpread: 0.47999998927116394,
            alphaStart: 1,
            alphaFinish: 0,
            polarStart: 16.999999334703237,
            polarFinish: 88.00000017209337,
            azimuthStart: -180.00000500895632,
            azimuthFinish: 180.00000500895632
        };
        Entities.addEntity(crumbsProperties1);
        Entities.addEntity(crumbsProperties2);
        Audio.playSound(NOM, {
            position: Entities.getEntityProperties(_this.entityID, position).position,
            volume: 0.5
        });
        Entities.deleteEntity(_this.entityID);
    };
    
    Script.update.connect(checkIfNearHead);

    _this.unload = function(entityID) {
        Script.update.disconnect(checkIfNearHead);
    };
});