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r(e){j.apply(j,["negotiate.error",n.name,e].concat(n.args)),t(e)}function o(){j.apply(j,[["negotiate",c,"ok"],n.name].concat(n.args)),t.apply(null,[null].concat([].slice.call(arguments)))}var i=e[n.name],c=f[n.name]||(n.name||"").toLowerCase(),u=[o,r],a="createOffer"===n.name;return i?(j.apply(j,["negotiate."+c].concat(n.args)),void i.apply(e,n.args.concat(u).concat(a?k():[]))):t(new Error('cannot call "'+n.name+'" on RTCPeerConnection'))}function x(n){for(;n&&n.candidate&&n.candidate.candidate;)n=n.candidate;return n}function k(){var n={offertoreceivevideo:"OfferToReceiveVideo",offertoreceiveaudio:"OfferToReceiveAudio",icerestart:"IceRestart",voiceactivitydetection:"VoiceActivityDetection"},e={OfferToReceiveVideo:!0,OfferToReceiveAudio:!0};return Object.keys(d||{}).forEach(function(t){n[t.toLowerCase()]&&(e[n[t.toLowerCase()]]=d[t])}),{mandatory:e}}function S(n){return n.__hasDesc||(n.__hasDesc=!!n.remoteDescription)}function E(n){return"have-local-offer"!==n.signalingState}function L(n){return"closed"!==n.signalingState}function T(n,e){return e.__valid||(e.__valid=0===i(e.args[0]).length)}function C(n,e){var t=[n,e],r=t.map(A),o=t.map(function(n,e){var t=r[e],o=t&&R.indexOf(n.name);return t?o>=0?o:u:a});return o[1]-o[0]}function A(n){return(n.checks||[]).reduce(function(t,r){return t&&r(e,n)},!0)}function O(){q||(q=setTimeout(v,50))}var D,M=new o(C),j=n("mbus")("",(d||{}).logger),R=(d||{}).priorities||s,U=r((d||{}).plugins),q=0,I=j.bind(j,"fail"),P=(d||{}).sdpfilter||(d||{}).sdpFilter,$=(d||{}).RTCSessionDescription||t("RTCSessionDescription"),F=(d||{}).RTCIceCandidate||t("RTCIceCandidate");return j.addIceCandidate=b("addIceCandidate",p,{processArgs:x,checks:[S,T]}),j.setLocalDescription=b("setLocalDescription",_,{processArgs:h,pass:w}),j.setRemoteDescription=b("setRemoteDescription",_,{processArgs:y,pass:g}),j.createOffer=b("createOffer",_,{checks:[E],pass:j.setLocalDescription}),j.createAnswer=b("createAnswer",_,{pass:j.setLocalDescription}),j}},{mbus:24,priorityqueuejs:60,"rtc-core/detect":18,"rtc-core/plugin":21,"rtc-sdpclean":61,"rtc-validator/candidate":62}],60:[function(n,e){function t(n){this._comparator=n||t.DEFAULT_COMPARATOR,this._elements=[]}e.exports=t,t.DEFAULT_COMPARATOR=function(n,e){return"number"==typeof n&&"number"==typeof e?n-e:(n=n.toString(),e=e.toString(),n==e?0:n>e?1:-1)},t.prototype.isEmpty=function(){return 0===this.size()},t.prototype.peek=function(){if(this.isEmpty())throw new Error("PriorityQueue is empty");return this._elements[0]},t.prototype.deq=function(){var n=this.peek(),e=this._elements.pop(),t=this.size();if(0===t)return n;this._elements[0]=e;for(var r=0;t>r;){var o=r,i=2*r+1,c=2*r+2;if(t>i&&this._compare(i,o)>=0&&(o=i),t>c&&this._compare(c,o)>=0&&(o=c),o===r)break;this._swap(o,r),r=o}return n},t.prototype.enq=function(n){for(var e=this._elements.push(n),t=e-1;t>0;){var r=Math.floor((t-1)/2);if(this._compare(t,r)<=0)break;this._swap(r,t),t=r}return e},t.prototype.size=function(){return this._elements.length},t.prototype.forEach=function(n){return this._elements.forEach(n)},t.prototype._compare=function(n,e){return this._comparator(this._elements[n],this._elements[e])},t.prototype._swap=function(n,e){var t=this._elements[n];this._elements[n]=this._elements[e],this._elements[e]=t}},{}],61:[function(n,e){function t(n){var e=o.exec(n);return e&&e[0]}var r=[[/^(a\=candidate.*)$/,n("rtc-validator/candidate")]],o=/(\r?\n|\\r\\n)/;e.exports=function(n,e){var o=t(n),i=n.split(o),c=(e||{}).collector;return i=i.filter(function(n){var e=r.reduce(function(e,t){return"undefined"!=typeof e?e:t[0].exec(n)&&{line:n.replace(t[0],"$1"),fn:t[1]}},void 0),t=e?e.fn(e.line):[];return c&&t.forEach(function(n){c.push(n)}),0===t.length}),i.join(o)}},{"rtc-validator/candidate":62}],62:[function(n,e){function t(n,e){var t=c[e];return t&&!t[0].test(n)?(r(t[2]+" part failed validation: "+n),new Error(t[1])):void 0}var r=n("cog/logger")("rtc-validator"),o=/^(?:a=)?candidate:/,i=/^(\d+\.){3}\d+$/,c=[[/.+/,"invalid foundation component","foundation"],[/\d+/,"invalid component id","component-id"],[/(UDP|TCP)/i,"transport must be TCP or UDP","transport"],[/\d+/,"numeric priority expected","priority"],[i,"invalid connection address","connection-address"],[/\d+/,"invalid connection port","connection-port"],[/typ/,'Expected "typ" identifier',"type classifier"],[/.+/,"Invalid candidate type specified","candidate-type"]];e.exports=function(n){var e=[],r=n&&(n.candidate||n),i=r&&o.exec(r),c=i&&r.slice(i[0].length).split(/\s/);return r?i?e=e.concat(c.map(t)).filter(Boolean):[new Error("candidate did not match expected sdp line format")]:[new Error("empty candidate")]}},{"cog/logger":9}],63:[function(n,e){e.exports=function(n){return n=[].concat(n||[]).concat([].slice.call(arguments,1)),function(e){return n.reduce(function(n,e){var t=e(n);return void 0!==t?t:n},e||0)}}},{}]},{},[2])(2)});
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