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     *  howlerjs.com
     *
     *  (c) 2013-2020, James Simpson of GoldFire Studios
     *  goldfirestudios.com
     *
     *  MIT License
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This is most commonly an issue on mobile devices and Chrome where playback was not within a user interaction."),a._ended=!0,a._paused=!0}))):t||(n._playLock=!1,f(),n._emit("play",a._id)),p.playbackRate=a._rate,p.paused)return void n._emit("playerror",a._id,"Playback was unable to start. 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n=t._getSoundIds(e),o=0;o<n.length;o++){t._clearTimer(n[o]);var r=t._soundById(n[o]);if(r&&!r._paused&&(r._seek=t.seek(n[o]),r._rateSeek=0,r._paused=!0,t._stopFade(n[o]),r._node))if(t._webAudio){if(!r._node.bufferSource)continue;void 0===r._node.bufferSource.stop?r._node.bufferSource.noteOff(0):r._node.bufferSource.stop(0),t._cleanBuffer(r._node)}else isNaN(r._node.duration)&&r._node.duration!==1/0||r._node.pause();arguments[1]||t._emit("pause",r?r._id:null)}return t},stop:function(e,t){var n=this;if("loaded"!==n._state||n._playLock)return n._queue.push({event:"stop",action:function(){n.stop(e)}}),n;for(var o=n._getSoundIds(e),r=0;r<o.length;r++){n._clearTimer(o[r]);var i=n._soundById(o[r]);i&&(i._seek=i._start||0,i._rateSeek=0,i._paused=!0,i._ended=!0,n._stopFade(o[r]),i._node&&(n._webAudio?i._node.bufferSource&&(void 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r.length>=2&&(e=parseFloat(r[0]),t=parseInt(r[1],10));if(!(void 0!==e&&e>=0&&e<=1))return(n=t?o._soundById(t):o._sounds[0])?n._volume:0;if("loaded"!==o._state||o._playLock)return o._queue.push({event:"volume",action:function(){o.volume.apply(o,r)}}),o;void 0===t&&(o._volume=e),t=o._getSoundIds(t);for(var u=0;u<t.length;u++)(n=o._soundById(t[u]))&&(n._volume=e,r[2]||o._stopFade(t[u]),o._webAudio&&n._node&&!n._muted?n._node.gain.setValueAtTime(e,i.ctx.currentTime):n._node&&!n._muted&&(n._node.volume=e*i.volume()),o._emit("volume",n._id));return o},fade:function(e,t,n,o){var r=this;if("loaded"!==r._state||r._playLock)return r._queue.push({event:"fade",action:function(){r.fade(e,t,n,o)}}),r;e=Math.min(Math.max(0,parseFloat(e)),1),t=Math.min(Math.max(0,parseFloat(t)),1),n=parseFloat(n),r.volume(e,o);for(var s=r._getSoundIds(o),a=0;a<s.length;a++){var u=r._soundById(s[a]);if(u){if(o||r._stopFade(s[a]),r._webAudio&&!u._muted){var d=i.ctx.currentTime,c=d+n/1e3;u._volume=e,u._node.gain.setValueAtTime(e,d),u._node.gain.linearRampToValueAtTime(t,c)}r._startFadeInterval(u,e,t,n,s[a],void 0===o)}}return r},_startFadeInterval:function(e,t,n,o,r,i){var s=this,a=t,u=n-t,d=Math.abs(u/.01),c=Math.max(4,d>0?o/d:o),l=Date.now();e._fadeTo=n,e._interval=setInterval((function(){var r=(Date.now()-l)/o;l=Date.now(),a+=u*r,a=Math.round(100*a)/100,a=u<0?Math.max(n,a):Math.min(n,a),s._webAudio?e._volume=a:s.volume(a,e._id,!0),i&&(s._volume=a),(n<t&&a<=n||n>t&&a>=n)&&(clearInterval(e._interval),e._interval=null,e._fadeTo=null,s.volume(n,e._id),s._emit("fade",e._id))}),c)},_stopFade:function(e){var t=this._soundById(e);return t&&t._interval&&(this._webAudio&&t._node.gain.cancelScheduledValues(i.ctx.currentTime),clearInterval(t._interval),t._interval=null,this.volume(t._fadeTo,e),t._fadeTo=null,this._emit("fade",e)),this},loop:function(){var e,t,n,o=this,r=arguments;if(0===r.length)return o._loop;if(1===r.length){if("boolean"!=typeof r[0])return!!(n=o._soundById(parseInt(r[0],10)))&&n._loop;e=r[0],o._loop=e}else 2===r.length&&(e=r[0],t=parseInt(r[1],10));for(var i=o._getSoundIds(t),s=0;s<i.length;s++)(n=o._soundById(i[s]))&&(n._loop=e,o._webAudio&&n._node&&n._node.bufferSource&&(n._node.bufferSource.loop=e,e&&(n._node.bufferSource.loopStart=n._start||0,n._node.bufferSource.loopEnd=n._stop,o.playing(i[s])&&(o.pause(i[s],!0),o.play(i[s],!0)))));return o},rate:function(){var e,t,n,o=this,r=arguments;if(0===r.length)t=o._sounds[0]._id;else if(1===r.length){var s=o._getSoundIds(),a=s.indexOf(r[0]);a>=0?t=parseInt(r[0],10):e=parseFloat(r[0])}else 2===r.length&&(e=parseFloat(r[0]),t=parseInt(r[1],10));if("number"!=typeof e)return(n=o._soundById(t))?n._rate:o._rate;if("loaded"!==o._state||o._playLock)return o._queue.push({event:"rate",action:function(){o.rate.apply(o,r)}}),o;void 0===t&&(o._rate=e),t=o._getSoundIds(t);for(var u=0;u<t.length;u++)if(n=o._soundById(t[u])){o.playing(t[u])&&(n._rateSeek=o.seek(t[u]),n._playStart=o._webAudio?i.ctx.currentTime:n._playStart),n._rate=e,o._webAudio&&n._node&&n._node.bufferSource?n._node.bufferSource.playbackRate.setValueAtTime(e,i.ctx.currentTime):n._node&&(n._node.playbackRate=e);var d=o.seek(t[u]),c=(o._sprite[n._sprite][0]+o._sprite[n._sprite][1])/1e3-d,l=1e3*c/Math.abs(n._rate);!o._endTimers[t[u]]&&n._paused||(o._clearTimer(t[u]),o._endTimers[t[u]]=setTimeout(o._ended.bind(o,n),l)),o._emit("rate",n._id)}return o},seek:function(){var e,t,n=this,o=arguments;if(0===o.length)n._sounds.length&&(t=n._sounds[0]._id);else if(1===o.length){var r=n._getSoundIds(),s=r.indexOf(o[0]);s>=0?t=parseInt(o[0],10):n._sounds.length&&(t=n._sounds[0]._id,e=parseFloat(o[0]))}else 2===o.length&&(e=parseFloat(o[0]),t=parseInt(o[1],10));if(void 0===t)return 0;if("number"==typeof e&&("loaded"!==n._state||n._playLock))return n._queue.push({event:"seek",action:function(){n.seek.apply(n,o)}}),n;var a=n._soundById(t);if(a){if(!("number"==typeof e&&e>=0)){if(n._webAudio){var u=n.playing(t)?i.ctx.currentTime-a._playStart:0,d=a._rateSeek?a._rateSeek-a._seek:0;return a._seek+(d+u*Math.abs(a._rate))}return a._node.currentTime}var c=n.playing(t);c&&n.pause(t,!0),a._seek=e,a._ended=!1,n._clearTimer(t),n._webAudio||!a._node||isNaN(a._node.duration)||(a._node.currentTime=e);var l=function(){c&&n.play(t,!0),n._emit("seek",t)};if(c&&!n._webAudio){var _=function(){n._playLock?setTimeout(_,0):l()};setTimeout(_,0)}else l()}return n},playing:function(e){if("number"==typeof e){var t=this._soundById(e);return!!t&&!t._paused}for(var n=0;n<this._sounds.length;n++)if(!this._sounds[n]._paused)return!0;return!1},duration:function(e){var t=this._duration,n=this._soundById(e);return n&&(t=this._sprite[n._sprite][1]/1e3),t},state:function(){return this._state},unload:function(){for(var e=this,t=e._sounds,n=0;n<t.length;n++)t[n]._paused||e.stop(t[n]._id),e._webAudio||(e._clearSound(t[n]._node),t[n]._node.removeEventListener("error",t[n]._errorFn,!1),t[n]._node.removeEventListener(i._canPlayEvent,t[n]._loadFn,!1),t[n]._node.removeEventListener("ended",t[n]._endFn,!1),i._releaseHtml5Audio(t[n]._node)),delete t[n]._node,e._clearTimer(t[n]._id);var o=i._howls.indexOf(e);o>=0&&i._howls.splice(o,1);var r=!0;for(n=0;n<i._howls.length;n++)if(i._howls[n]._src===e._src||e._src.indexOf(i._howls[n]._src)>=0){r=!1;break}return u&&r&&delete u[e._src],i.noAudio=!1,e._state="unloaded",e._sounds=[],e=null,null},on:function(e,t,n,o){var r=this["_on"+e];return"function"==typeof t&&r.push(o?{id:n,fn:t,once:o}:{id:n,fn:t}),this},off:function(e,t,n){var o=this["_on"+e],r=0;if("number"==typeof t&&(n=t,t=null),t||n)for(r=0;r<o.length;r++){var i=n===o[r].id;if(t===o[r].fn&&i||!t&&i){o.splice(r,1);break}}else if(e)this["_on"+e]=[];else{var s=Object.keys(this);for(r=0;r<s.length;r++)0===s[r].indexOf("_on")&&Array.isArray(this[s[r]])&&(this[s[r]]=[])}return this},once:function(e,t,n){return this.on(e,t,n,1),this},_emit:function(e,t,n){for(var o=this["_on"+e],r=o.length-1;r>=0;r--)o[r].id&&o[r].id!==t&&"load"!==e||(setTimeout(function(e){e.call(this,t,n)}.bind(this,o[r].fn),0),o[r].once&&this.off(e,o[r].fn,o[r].id));return this._loadQueue(e),this},_loadQueue:function(e){if(this._queue.length>0){var t=this._queue[0];t.event===e&&(this._queue.shift(),this._loadQueue()),e||t.action()}return this},_ended:function(e){var t=e._sprite;if(!this._webAudio&&e._node&&!e._node.paused&&!e._node.ended&&e._node.currentTime<e._stop)return setTimeout(this._ended.bind(this,e),100),this;var n=!(!e._loop&&!this._sprite[t][2]);if(this._emit("end",e._id),!this._webAudio&&n&&this.stop(e._id,!0).play(e._id),this._webAudio&&n){this._emit("play",e._id),e._seek=e._start||0,e._rateSeek=0,e._playStart=i.ctx.currentTime;var o=1e3*(e._stop-e._start)/Math.abs(e._rate);this._endTimers[e._id]=setTimeout(this._ended.bind(this,e),o)}return this._webAudio&&!n&&(e._paused=!0,e._ended=!0,e._seek=e._start||0,e._rateSeek=0,this._clearTimer(e._id),this._cleanBuffer(e._node),i._autoSuspend()),this._webAudio||n||this.stop(e._id,!0),this},_clearTimer:function(e){if(this._endTimers[e]){if("function"!=typeof this._endTimers[e])clearTimeout(this._endTimers[e]);else{var t=this._soundById(e);t&&t._node&&t._node.removeEventListener("ended",this._endTimers[e],!1)}delete this._endTimers[e]}return this},_soundById:function(e){for(var t=0;t<this._sounds.length;t++)if(e===this._sounds[t]._id)return this._sounds[t];return null},_inactiveSound:function(){this._drain();for(var e=0;e<this._sounds.length;e++)if(this._sounds[e]._ended)return this._sounds[e].reset();return new a(this)},_drain:function(){var e=this._pool,t=0,n=0;if(!(this._sounds.length<e)){for(n=0;n<this._sounds.length;n++)this._sounds[n]._ended&&t++;for(n=this._sounds.length-1;n>=0;n--){if(t<=e)return;this._sounds[n]._ended&&(this._webAudio&&this._sounds[n]._node&&this._sounds[n]._node.disconnect(0),this._sounds.splice(n,1),t--)}}},_getSoundIds:function(e){if(void 0===e){for(var t=[],n=0;n<this._sounds.length;n++)t.push(this._sounds[n]._id);return t}return[e]},_refreshBuffer:function(e){return e._node.bufferSource=i.ctx.createBufferSource(),e._node.bufferSource.buffer=u[this._src],e._panner?e._node.bufferSource.connect(e._panner):e._node.bufferSource.connect(e._node),e._node.bufferSource.loop=e._loop,e._loop&&(e._node.bufferSource.loopStart=e._start||0,e._node.bufferSource.loopEnd=e._stop||0),e._node.bufferSource.playbackRate.setValueAtTime(e._rate,i.ctx.currentTime),this},_cleanBuffer:function(e){var t=i._navigator&&i._navigator.vendor.indexOf("Apple")>=0;if(i._scratchBuffer&&e.bufferSource&&(e.bufferSource.onended=null,e.bufferSource.disconnect(0),t))try{e.bufferSource.buffer=i._scratchBuffer}catch(e){}return e.bufferSource=null,this},_clearSound:function(e){/MSIE |Trident\//.test(i._navigator&&i._navigator.userAgent)||(e.src="data:audio/wav;base64,UklGRigAAABXQVZFZm10IBIAAAABAAEARKwAAIhYAQACABAAAABkYXRhAgAAAAEA")}};var a=function(e){this._parent=e,this.init()};a.prototype={init:function(){var e=this._parent;return this._muted=e._muted,this._loop=e._loop,this._volume=e._volume,this._rate=e._rate,this._seek=0,this._paused=!0,this._ended=!0,this._sprite="__default",this._id=++i._counter,e._sounds.push(this),this.create(),this},create:function(){var e=this._parent,t=i._muted||this._muted||this._parent._muted?0:this._volume;return e._webAudio?(this._node=void 0===i.ctx.createGain?i.ctx.createGainNode():i.ctx.createGain(),this._node.gain.setValueAtTime(t,i.ctx.currentTime),this._node.paused=!0,this._node.connect(i.masterGain)):i.noAudio||(this._node=i._obtainHtml5Audio(),this._errorFn=this._errorListener.bind(this),this._node.addEventListener("error",this._errorFn,!1),this._loadFn=this._loadListener.bind(this),this._node.addEventListener(i._canPlayEvent,this._loadFn,!1),this._endFn=this._endListener.bind(this),this._node.addEventListener("ended",this._endFn,!1),this._node.src=e._src,this._node.preload=!0===e._preload?"auto":e._preload,this._node.volume=t*i.volume(),this._node.load()),this},reset:function(){var e=this._parent;return this._muted=e._muted,this._loop=e._loop,this._volume=e._volume,this._rate=e._rate,this._seek=0,this._rateSeek=0,this._paused=!0,this._ended=!0,this._sprite="__default",this._id=++i._counter,this},_errorListener:function(){this._parent._emit("loaderror",this._id,this._node.error?this._node.error.code:0),this._node.removeEventListener("error",this._errorFn,!1)},_loadListener:function(){var e=this._parent;e._duration=Math.ceil(10*this._node.duration)/10,0===Object.keys(e._sprite).length&&(e._sprite={__default:[0,1e3*e._duration]}),"loaded"!==e._state&&(e._state="loaded",e._emit("load"),e._loadQueue()),this._node.removeEventListener(i._canPlayEvent,this._loadFn,!1)},_endListener:function(){var e=this._parent;e._duration===1/0&&(e._duration=Math.ceil(10*this._node.duration)/10,e._sprite.__default[1]===1/0&&(e._sprite.__default[1]=1e3*e._duration),e._ended(this)),this._node.removeEventListener("ended",this._endFn,!1)}};var u={},d=function(e){var t=e._src;if(u[t])return e._duration=u[t].duration,void _(e);if(/^data:[^;]+;base64,/.test(t)){for(var n=atob(t.split(",")[1]),o=new Uint8Array(n.length),r=0;r<n.length;++r)o[r]=n.charCodeAt(r);l(o.buffer,e)}else{var i=new XMLHttpRequest;i.open(e._xhr.method,t,!0),i.withCredentials=e._xhr.withCredentials,i.responseType="arraybuffer",e._xhr.headers&&Object.keys(e._xhr.headers).forEach((function(t){i.setRequestHeader(t,e._xhr.headers[t])})),i.onload=function(){var t=(i.status+"")[0];"0"===t||"2"===t||"3"===t?l(i.response,e):e._emit("loaderror",null,"Failed loading audio file with status: "+i.status+".")},i.onerror=function(){e._webAudio&&(e._html5=!0,e._webAudio=!1,e._sounds=[],delete u[t],e.load())},c(i)}},c=function(e){try{e.send()}catch(t){e.onerror()}},l=function(e,t){var n=function(){t._emit("loaderror",null,"Decoding audio data failed.")},o=function(e){e&&t._sounds.length>0?(u[t._src]=e,_(t,e)):n()};"undefined"!=typeof Promise&&1===i.ctx.decodeAudioData.length?i.ctx.decodeAudioData(e).then(o).catch(n):i.ctx.decodeAudioData(e,o,n)},_=function(e,t){t&&!e._duration&&(e._duration=t.duration),0===Object.keys(e._sprite).length&&(e._sprite={__default:[0,1e3*e._duration]}),"loaded"!==e._state&&(e._state="loaded",e._emit("load"),e._loadQueue())},h=function(){if(i.usingWebAudio){try{"undefined"!=typeof AudioContext?i.ctx=new AudioContext:"undefined"!=typeof webkitAudioContext?i.ctx=new webkitAudioContext:i.usingWebAudio=!1}catch(e){i.usingWebAudio=!1}i.ctx||(i.usingWebAudio=!1);var e=/iP(hone|od|ad)/.test(i._navigator&&i._navigator.platform),t=i._navigator&&i._navigator.appVersion.match(/OS (\d+)_(\d+)_?(\d+)?/),n=t?parseInt(t[1],10):null;if(e&&n&&n<9){var o=/safari/.test(i._navigator&&i._navigator.userAgent.toLowerCase());i._navigator&&!o&&(i.usingWebAudio=!1)}i.usingWebAudio&&(i.masterGain=void 0===i.ctx.createGain?i.ctx.createGainNode():i.ctx.createGain(),i.masterGain.gain.setValueAtTime(i._muted?0:i._volume,i.ctx.currentTime),i.masterGain.connect(i.ctx.destination)),i._setup()}};void 0===(o=function(){return{Howler:i,Howl:s}}.apply(t,[]))||(e.exports=o),t.Howler=i,t.Howl=s,void 0!==n?(n.HowlerGlobal=r,n.Howler=i,n.Howl=s,n.Sound=a):"undefined"!=typeof window&&(window.HowlerGlobal=r,window.Howler=i,window.Howl=s,window.Sound=a)}(),
        /*!
         *  Spatial Plugin - Adds support for stereo and 3D audio where Web Audio is supported.
         *
         *  howler.js v2.2.3
         *  howlerjs.com
         *
         *  (c) 2013-2020, James Simpson of GoldFire Studios
         *  goldfirestudios.com
         *
         *  MIT License
         */
        function(){"use strict";var e;HowlerGlobal.prototype._pos=[0,0,0],HowlerGlobal.prototype._orientation=[0,0,-1,0,1,0],HowlerGlobal.prototype.stereo=function(e){if(!this.ctx||!this.ctx.listener)return this;for(var t=this._howls.length-1;t>=0;t--)this._howls[t].stereo(e);return this},HowlerGlobal.prototype.pos=function(e,t,n){return this.ctx&&this.ctx.listener?(t="number"!=typeof t?this._pos[1]:t,n="number"!=typeof n?this._pos[2]:n,"number"!=typeof e?this._pos:(this._pos=[e,t,n],void 0!==this.ctx.listener.positionX?(this.ctx.listener.positionX.setTargetAtTime(this._pos[0],Howler.ctx.currentTime,.1),this.ctx.listener.positionY.setTargetAtTime(this._pos[1],Howler.ctx.currentTime,.1),this.ctx.listener.positionZ.setTargetAtTime(this._pos[2],Howler.ctx.currentTime,.1)):this.ctx.listener.setPosition(this._pos[0],this._pos[1],this._pos[2]),this)):this},HowlerGlobal.prototype.orientation=function(e,t,n,o,r,i){if(!this.ctx||!this.ctx.listener)return this;var s=this._orientation;return t="number"!=typeof t?s[1]:t,n="number"!=typeof n?s[2]:n,o="number"!=typeof o?s[3]:o,r="number"!=typeof r?s[4]:r,i="number"!=typeof i?s[5]:i,"number"!=typeof e?s:(this._orientation=[e,t,n,o,r,i],void 0!==this.ctx.listener.forwardX?(this.ctx.listener.forwardX.setTargetAtTime(e,Howler.ctx.currentTime,.1),this.ctx.listener.forwardY.setTargetAtTime(t,Howler.ctx.currentTime,.1),this.ctx.listener.forwardZ.setTargetAtTime(n,Howler.ctx.currentTime,.1),this.ctx.listener.upX.setTargetAtTime(o,Howler.ctx.currentTime,.1),this.ctx.listener.upY.setTargetAtTime(r,Howler.ctx.currentTime,.1),this.ctx.listener.upZ.setTargetAtTime(i,Howler.ctx.currentTime,.1)):this.ctx.listener.setOrientation(e,t,n,o,r,i),this)},Howl.prototype.init=(e=Howl.prototype.init,function(t){return this._orientation=t.orientation||[1,0,0],this._stereo=t.stereo||null,this._pos=t.pos||null,this._pannerAttr={coneInnerAngle:void 0!==t.coneInnerAngle?t.coneInnerAngle:360,coneOuterAngle:void 0!==t.coneOuterAngle?t.coneOuterAngle:360,coneOuterGain:void 0!==t.coneOuterGain?t.coneOuterGain:0,distanceModel:void 0!==t.distanceModel?t.distanceModel:"inverse",maxDistance:void 0!==t.maxDistance?t.maxDistance:1e4,panningModel:void 0!==t.panningModel?t.panningModel:"HRTF",refDistance:void 0!==t.refDistance?t.refDistance:1,rolloffFactor:void 0!==t.rolloffFactor?t.rolloffFactor:1},this._onstereo=t.onstereo?[{fn:t.onstereo}]:[],this._onpos=t.onpos?[{fn:t.onpos}]:[],this._onorientation=t.onorientation?[{fn:t.onorientation}]:[],e.call(this,t)}),Howl.prototype.stereo=function(e,n){var o=this;if(!o._webAudio)return o;if("loaded"!==o._state)return o._queue.push({event:"stereo",action:function(){o.stereo(e,n)}}),o;var r=void 0===Howler.ctx.createStereoPanner?"spatial":"stereo";if(void 0===n){if("number"!=typeof e)return o._stereo;o._stereo=e,o._pos=[e,0,0]}for(var i=o._getSoundIds(n),s=0;s<i.length;s++){var a=o._soundById(i[s]);if(a){if("number"!=typeof e)return a._stereo;a._stereo=e,a._pos=[e,0,0],a._node&&(a._pannerAttr.panningModel="equalpower",a._panner&&a._panner.pan||t(a,r),"spatial"===r?void 0!==a._panner.positionX?(a._panner.positionX.setValueAtTime(e,Howler.ctx.currentTime),a._panner.positionY.setValueAtTime(0,Howler.ctx.currentTime),a._panner.positionZ.setValueAtTime(0,Howler.ctx.currentTime)):a._panner.setPosition(e,0,0):a._panner.pan.setValueAtTime(e,Howler.ctx.currentTime)),o._emit("stereo",a._id)}}return o},Howl.prototype.pos=function(e,n,o,r){var i=this;if(!i._webAudio)return i;if("loaded"!==i._state)return i._queue.push({event:"pos",action:function(){i.pos(e,n,o,r)}}),i;if(n="number"!=typeof n?0:n,o="number"!=typeof o?-.5:o,void 0===r){if("number"!=typeof e)return i._pos;i._pos=[e,n,o]}for(var s=i._getSoundIds(r),a=0;a<s.length;a++){var u=i._soundById(s[a]);if(u){if("number"!=typeof e)return u._pos;u._pos=[e,n,o],u._node&&(u._panner&&!u._panner.pan||t(u,"spatial"),void 0!==u._panner.positionX?(u._panner.positionX.setValueAtTime(e,Howler.ctx.currentTime),u._panner.positionY.setValueAtTime(n,Howler.ctx.currentTime),u._panner.positionZ.setValueAtTime(o,Howler.ctx.currentTime)):u._panner.setPosition(e,n,o)),i._emit("pos",u._id)}}return i},Howl.prototype.orientation=function(e,n,o,r){var i=this;if(!i._webAudio)return i;if("loaded"!==i._state)return i._queue.push({event:"orientation",action:function(){i.orientation(e,n,o,r)}}),i;if(n="number"!=typeof n?i._orientation[1]:n,o="number"!=typeof o?i._orientation[2]:o,void 0===r){if("number"!=typeof e)return i._orientation;i._orientation=[e,n,o]}for(var s=i._getSoundIds(r),a=0;a<s.length;a++){var u=i._soundById(s[a]);if(u){if("number"!=typeof e)return u._orientation;u._orientation=[e,n,o],u._node&&(u._panner||(u._pos||(u._pos=i._pos||[0,0,-.5]),t(u,"spatial")),void 0!==u._panner.orientationX?(u._panner.orientationX.setValueAtTime(e,Howler.ctx.currentTime),u._panner.orientationY.setValueAtTime(n,Howler.ctx.currentTime),u._panner.orientationZ.setValueAtTime(o,Howler.ctx.currentTime)):u._panner.setOrientation(e,n,o)),i._emit("orientation",u._id)}}return i},Howl.prototype.pannerAttr=function(){var e,n,o,r=this,i=arguments;if(!r._webAudio)return r;if(0===i.length)return r._pannerAttr;if(1===i.length){if("object"!=typeof i[0])return(o=r._soundById(parseInt(i[0],10)))?o._pannerAttr:r._pannerAttr;e=i[0],void 0===n&&(e.pannerAttr||(e.pannerAttr={coneInnerAngle:e.coneInnerAngle,coneOuterAngle:e.coneOuterAngle,coneOuterGain:e.coneOuterGain,distanceModel:e.distanceModel,maxDistance:e.maxDistance,refDistance:e.refDistance,rolloffFactor:e.rolloffFactor,panningModel:e.panningModel}),r._pannerAttr={coneInnerAngle:void 0!==e.pannerAttr.coneInnerAngle?e.pannerAttr.coneInnerAngle:r._coneInnerAngle,coneOuterAngle:void 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n=this._getTrack(e);n&&(this._currentTrackId=e,this._currentTrack=n,this._book.concat_created?(t=this._book.tracks.filter(e=>e.number<this._currentTrack.number).reduce((e,t)=>e+t.duration,t),this._audio?(this._audio.seek(t),this._audio.playing()||this._audio.play()):this._setupAudio(null,t).then(()=>{this._audio.play()})):this._setupAudio(e,t).then(()=>{this._audio.play()}))}seek(e){if(!e&&!this._audio)return!1;this._audio.seek(e)}ff(){if(!this._audio)return!1;let e=this._audio.seek()+15;this._audio.seek(e)}rw(){if(!this._audio)return!1;let e=this._audio.seek()-15;e<0&&(e=0),this._book.concat_created&&this.getPosition()-15<0&&(e=this._audio.seek()-this.getPosition()),this._audio.seek(e)}destroy(){o.Howler.unload(),this.stopSleepTimer(),this._defaultFields()}stopSleepTimer(){clearTimeout(this._sleepTimerId),this._sleepTimerId=0}startPurchaseBook(){this._userKey&&this._isSample&&this._bookId&&this._api.getBookPurchaseLink(this._bookId).then(e=>{e.redirect_to&&(window.location.href=e.redirect_to)})}startPurchaseSubscription(e="biblio.month"){if(!this._userKey)return!1;let t=[this._userKey,this._referalKey,window.location.href,e].join("||");t=btoa(unescape(encodeURIComponent(t))),window.location.href="https://pay.bibliovk.ru/subscribe?data="+t}setSleepTimer(e,t){let n=60*e*60*1e3+60*t*1e3;this._sleepTimerId=setTimeout(()=>{this._audio.pause(0),this._sleepTimerId=0},n)}setPlaybackRate(e){if(!this._audio)return!1;this._rate=e,this._audio.rate(e)}setVolume(e){o.Howler.volume(e)}_emit(e,t){this._on[e].forEach(e=>e(t))}_setProgressIntervalId(){this._audioProgressIntervalId=setInterval(()=>{this._audio&&this._audio.playing()?(this._listeningTime++,this._emit("progress",{position:this.getPosition(),duration:this.getDuration()}),this.getDuration()<=this.getPosition()&&this._book.concat_created&&this._currentTrack.next_id&&(this._currentTrackId=this._currentTrack.next_id,this._currentTrack=this._getTrack(),this._emit("ended"),this._emit("play"))):(clearInterval(this._audioProgressIntervalId),this._audioProgressIntervalId=0)},1e3)}_setSavePositionIntervalId(){this._savePositionIntervalId=setInterval(()=>{this._audio&&this._audio.playing()?this._saveUserBookPosition():(clearInterval(this._savePositionIntervalId),this._savePositionIntervalId=0)},5e3)}_setListeningTimeIntervalId(){this._listeningTimeIntervalId=setInterval(()=>{this._audio&&this._audio.playing()&&this._listeningTime>0?this._saveUserBookListeningTime():(clearInterval(this._listeningTimeIntervalId),this._listeningTimeIntervalId=0),this._listeningTime=0},6e4)}_setState(e){this._state=e}_getTrack(e){return e||(e=this._currentTrackId),this._book.tracks.find(t=>t.id===e)}_bookIsSample(){if(!this._user)return!0;let e=!1;return(this._book.amount>0||this._book.for_subscribers)&&(e=!0,this._user.purchased_books.includes(this._book.id)&&(e=!1),this._book.for_subscribers&&"free"!==this._userBilling.name&&(e=!1)),e}_saveUserBookListeningTime(){this._isSample||(this._api.saveUserBookListeningTime(this._bookId,this._listeningTime),this._listeningTime=0)}_saveUserBookPosition(){this._isSample||this._api.saveUserBookPosition(this._bookId,this._currentTrackId,this.getPosition())}_setupAudioSrc(e){return new Promise(t=>{o.Howler.unload(),this._setState("idle"),this._audio=new 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