diff --git a/CNAME b/CNAME
deleted file mode 100644
index eaecca3..0000000
--- a/CNAME
+++ /dev/null
@@ -1 +0,0 @@
-bs.pimenov.cc
diff --git a/index.html b/index.html
index 1557cf2..6f6f478 100644
--- a/index.html
+++ b/index.html
@@ -1,25 +1,25 @@
-Banana split
\ No newline at end of file
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null!=r&&"true"===String(r).toLowerCase()}e.exports=r}).call(this,r("c8ba"))},b837:function(e,t,r){var n=r("3fb5"),i=r("4fd1"),o=r("b672"),a=r("8707").Buffer,s=new Array(160);function c(){this.init(),this._w=s,o.call(this,128,112)}n(c,i),c.prototype.init=function(){return this._ah=3418070365,this._bh=1654270250,this._ch=2438529370,this._dh=355462360,this._eh=1731405415,this._fh=2394180231,this._gh=3675008525,this._hh=1203062813,this._al=3238371032,this._bl=914150663,this._cl=812702999,this._dl=4144912697,this._el=4290775857,this._fl=1750603025,this._gl=1694076839,this._hl=3204075428,this},c.prototype._hash=function(){var e=a.allocUnsafe(48);function t(t,r,n){e.writeInt32BE(t,n),e.writeInt32BE(r,n+4)}return t(this._ah,this._al,0),t(this._bh,this._bl,8),t(this._ch,this._cl,16),t(this._dh,this._dl,24),t(this._eh,this._el,32),t(this._fh,this._fl,40),e},e.exports=c},b9a8:function(e,t,r){"use strict";var n=r("399f"),i=r("6aa2"),o=r("3337"),a=o.utils,s=a.assert,c=r("bb34"),f=r("b73f");function u(e){if(!(this instanceof u))return new u(e);"string"===typeof e&&(s(o.curves.hasOwnProperty(e),"Unknown curve "+e),e=o.curves[e]),e instanceof o.curves.PresetCurve&&(e={curve:e}),this.curve=e.curve.curve,this.n=this.curve.n,this.nh=this.n.ushrn(1),this.g=this.curve.g,this.g=e.curve.g,this.g.precompute(e.curve.n.bitLength()+1),this.hash=e.hash||e.curve.hash}e.exports=u,u.prototype.keyPair=function(e){return new c(this,e)},u.prototype.keyFromPrivate=function(e,t){return c.fromPrivate(this,e,t)},u.prototype.keyFromPublic=function(e,t){return c.fromPublic(this,e,t)},u.prototype.genKeyPair=function(e){e||(e={});var t=new i({hash:this.hash,pers:e.pers,persEnc:e.persEnc||"utf8",entropy:e.entropy||o.rand(this.hash.hmacStrength),entropyEnc:e.entropy&&e.entropyEnc||"utf8",nonce:this.n.toArray()}),r=this.n.byteLength(),a=this.n.sub(new n(2));do{var s=new n(t.generate(r));if(!(s.cmp(a)>0))return s.iaddn(1),this.keyFromPrivate(s)}while(1)},u.prototype._truncateToN=function(e,t){var r=8*e.byteLength()-this.n.bitLength();return r>0&&(e=e.ushrn(r)),!t&&e.cmp(this.n)>=0?e.sub(this.n):e},u.prototype.sign=function(e,t,r,o){"object"===typeof r&&(o=r,r=null),o||(o={}),t=this.keyFromPrivate(t,r),e=this._truncateToN(new n(e,16));for(var a=this.n.byteLength(),s=t.getPrivate().toArray("be",a),c=e.toArray("be",a),u=new i({hash:this.hash,entropy:s,nonce:c,pers:o.pers,persEnc:o.persEnc||"utf8"}),d=this.n.sub(new n(1)),h=0;1;h++){var l=o.k?o.k(h):new n(u.generate(this.n.byteLength()));if(l=this._truncateToN(l,!0),!(l.cmpn(1)<=0||l.cmp(d)>=0)){var p=this.g.mul(l);if(!p.isInfinity()){var v=p.getX(),b=v.umod(this.n);if(0!==b.cmpn(0)){var m=l.invm(this.n).mul(b.mul(t.getPrivate()).iadd(e));if(m=m.umod(this.n),0!==m.cmpn(0)){var y=(p.getY().isOdd()?1:0)|(0!==v.cmp(b)?2:0);return o.canonical&&m.cmp(this.nh)>0&&(m=this.n.sub(m),y^=1),new f({r:b,s:m,recoveryParam:y})}}}}}},u.prototype.verify=function(e,t,r,i){e=this._truncateToN(new n(e,16)),r=this.keyFromPublic(r,i),t=new f(t,"hex");var o=t.r,a=t.s;if(o.cmpn(1)<0||o.cmp(this.n)>=0)return!1;if(a.cmpn(1)<0||a.cmp(this.n)>=0)return!1;var s=a.invm(this.n),c=s.mul(e).umod(this.n),u=s.mul(o).umod(this.n);if(!this.curve._maxwellTrick){var d=this.g.mulAdd(c,r.getPublic(),u);return!d.isInfinity()&&0===d.getX().umod(this.n).cmp(o)}d=this.g.jmulAdd(c,r.getPublic(),u);return!d.isInfinity()&&d.eqXToP(o)},u.prototype.recoverPubKey=function(e,t,r,i){s((3&r)===r,"The recovery param is more than two bits"),t=new f(t,i);var o=this.n,a=new n(e),c=t.r,u=t.s,d=1&r,h=r>>1;if(c.cmp(this.curve.p.umod(this.curve.n))>=0&&h)throw new Error("Unable to find sencond key candinate");c=h?this.curve.pointFromX(c.add(this.curve.n),d):this.curve.pointFromX(c,d);var l=t.r.invm(o),p=o.sub(a).mul(l).umod(o),v=u.mul(l).umod(o);return this.g.mulAdd(p,c,v)},u.prototype.getKeyRecoveryParam=function(e,t,r,n){if(t=new f(t,n),null!==t.recoveryParam)return t.recoveryParam;for(var i=0;i<4;i++){var o;try{o=this.recoverPubKey(e,t,i)}catch(e){continue}if(o.eq(r))return i}throw new Error("Unable to find valid recovery factor")}},bac2:function(e,t,r){var n={ECB:r("0145"),CBC:r("c119"),CFB:r("3505"),CFB8:r("62c9"),CFB1:r("5239"),OFB:r("5165"),CTR:r("6ade"),GCM:r("6ade")},i=r("e85f");for(var o in i)i[o].module=n[i[o].mode];e.exports=i},bb34:function(e,t,r){"use strict";var n=r("399f"),i=r("3337"),o=i.utils,a=o.assert;function s(e,t){this.ec=e,this.priv=null,this.pub=null,t.priv&&this._importPrivate(t.priv,t.privEnc),t.pub&&this._importPublic(t.pub,t.pubEnc)}e.exports=s,s.fromPublic=function(e,t,r){return t instanceof s?t:new s(e,{pub:t,pubEnc:r})},s.fromPrivate=function(e,t,r){return t instanceof s?t:new s(e,{priv:t,privEnc:r})},s.prototype.validate=function(){var e=this.getPublic();return e.isInfinity()?{result:!1,reason:"Invalid public key"}:e.validate()?e.mul(this.ec.curve.n).isInfinity()?{result:!0,reason:null}:{result:!1,reason:"Public key * N != O"}:{result:!1,reason:"Public key is not a point"}},s.prototype.getPublic=function(e,t){return"string"===typeof e&&(t=e,e=null),this.pub||(this.pub=this.ec.g.mul(this.priv)),t?this.pub.encode(t,e):this.pub},s.prototype.getPrivate=function(e){return"hex"===e?this.priv.toString(16,2):this.priv},s.prototype._importPrivate=function(e,t){this.priv=new n(e,t||16),this.priv=this.priv.umod(this.ec.curve.n)},s.prototype._importPublic=function(e,t){if(e.x||e.y)return"mont"===this.ec.curve.type?a(e.x,"Need x coordinate"):"short"!==this.ec.curve.type&&"edwards"!==this.ec.curve.type||a(e.x&&e.y,"Need both x and y coordinate"),void(this.pub=this.ec.curve.point(e.x,e.y));this.pub=this.ec.curve.decodePoint(e,t)},s.prototype.derive=function(e){return e.mul(this.priv).getX()},s.prototype.sign=function(e,t,r){return this.ec.sign(e,this,t,r)},s.prototype.verify=function(e,t){return this.ec.verify(e,t,this)},s.prototype.inspect=function(){return""}},bb44:function(e,t,r){"use strict";var n=r("c3c0"),i=r("edc9"),o=n.rotl32,a=n.sum32,s=n.sum32_3,c=n.sum32_4,f=i.BlockHash;function u(){if(!(this instanceof u))return new u;f.call(this),this.h=[1732584193,4023233417,2562383102,271733878,3285377520],this.endian="little"}function d(e,t,r,n){return e<=15?t^r^n:e<=31?t&r|~t&n:e<=47?(t|~r)^n:e<=63?t&n|r&~n:t^(r|~n)}function h(e){return e<=15?0:e<=31?1518500249:e<=47?1859775393:e<=63?2400959708:2840853838}function l(e){return e<=15?1352829926:e<=31?1548603684:e<=47?1836072691:e<=63?2053994217:0}n.inherits(u,f),t.ripemd160=u,u.blockSize=512,u.outSize=160,u.hmacStrength=192,u.padLength=64,u.prototype._update=function(e,t){for(var r=this.h[0],n=this.h[1],i=this.h[2],f=this.h[3],u=this.h[4],y=r,g=n,w=i,_=f,k=u,C=0;C<80;C++){var S=a(o(c(r,d(C,n,i,f),e[p[C]+t],h(C)),b[C]),u);r=u,u=f,f=o(i,10),i=n,n=S,S=a(o(c(y,d(79-C,g,w,_),e[v[C]+t],l(C)),m[C]),k),y=k,k=_,_=o(w,10),w=g,g=S}S=s(this.h[1],i,_),this.h[1]=s(this.h[2],f,k),this.h[2]=s(this.h[3],u,y),this.h[3]=s(this.h[4],r,g),this.h[4]=s(this.h[0],n,w),this.h[0]=S},u.prototype._digest=function(e){return"hex"===e?n.toHex32(this.h,"little"):n.split32(this.h,"little")};var p=[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,7,4,13,1,10,6,15,3,12,0,9,5,2,14,11,8,3,10,14,4,9,15,8,1,2,7,0,6,13,11,5,12,1,9,11,10,0,8,12,4,13,3,7,15,14,5,6,2,4,0,5,9,7,12,2,10,14,1,3,8,11,6,15,13],v=[5,14,7,0,9,2,11,4,13,6,15,8,1,10,3,12,6,11,3,7,0,13,5,10,14,15,8,12,4,9,1,2,15,5,1,3,7,14,6,9,11,8,12,2,10,0,4,13,8,6,4,1,3,11,15,0,5,12,2,13,9,7,10,14,12,15,10,4,1,5,8,7,6,2,13,14,0,3,9,11],b=[11,14,15,12,5,8,7,9,11,13,14,15,6,7,9,8,7,6,8,13,11,9,7,15,7,12,15,9,11,7,13,12,11,13,6,7,14,9,13,15,14,8,13,6,5,12,7,5,11,12,14,15,14,15,9,8,9,14,5,6,8,6,5,12,9,15,5,11,6,8,13,12,5,12,13,14,11,8,5,6],m=[8,9,9,11,13,15,15,5,7,7,8,11,14,14,12,6,9,13,15,7,12,8,9,11,7,7,12,7,6,15,13,11,9,7,15,11,8,6,6,14,12,13,5,14,13,13,7,5,15,5,8,11,14,14,6,14,6,9,12,9,12,5,15,8,8,5,12,9,12,5,14,6,8,13,6,5,15,13,11,11]},bd9d:function(e,t){function r(e){var t,r=e.length;while(r--){if(t=e.readUInt8(r),255!==t){t++,e.writeUInt8(t,r);break}e.writeUInt8(0,r)}}e.exports=r},bf01:function(e,t,r){"use strict";var n=r("955b"),i=n.log;e.exports=function(e){var t=n.detectBrowser(e),r=e&&e.navigator,o=function(e){if("object"!==typeof e||e.mandatory||e.optional)return e;var t={};return Object.keys(e).forEach(function(r){if("require"!==r&&"advanced"!==r&&"mediaSource"!==r){var n="object"===typeof e[r]?e[r]:{ideal:e[r]};void 0!==n.exact&&"number"===typeof n.exact&&(n.min=n.max=n.exact);var i=function(e,t){return e?e+t.charAt(0).toUpperCase()+t.slice(1):"deviceId"===t?"sourceId":t};if(void 0!==n.ideal){t.optional=t.optional||[];var o={};"number"===typeof n.ideal?(o[i("min",r)]=n.ideal,t.optional.push(o),o={},o[i("max",r)]=n.ideal,t.optional.push(o)):(o[i("",r)]=n.ideal,t.optional.push(o))}void 0!==n.exact&&"number"!==typeof n.exact?(t.mandatory=t.mandatory||{},t.mandatory[i("",r)]=n.exact):["min","max"].forEach(function(e){void 0!==n[e]&&(t.mandatory=t.mandatory||{},t.mandatory[i(e,r)]=n[e])})}}),e.advanced&&(t.optional=(t.optional||[]).concat(e.advanced)),t},a=function(e,n){if(t.version>=61)return n(e);if(e=JSON.parse(JSON.stringify(e)),e&&"object"===typeof e.audio){var a=function(e,t,r){t in e&&!(r in e)&&(e[r]=e[t],delete e[t])};e=JSON.parse(JSON.stringify(e)),a(e.audio,"autoGainControl","googAutoGainControl"),a(e.audio,"noiseSuppression","googNoiseSuppression"),e.audio=o(e.audio)}if(e&&"object"===typeof e.video){var s=e.video.facingMode;s=s&&("object"===typeof s?s:{ideal:s});var c,f=t.version<66;if(s&&("user"===s.exact||"environment"===s.exact||"user"===s.ideal||"environment"===s.ideal)&&(!r.mediaDevices.getSupportedConstraints||!r.mediaDevices.getSupportedConstraints().facingMode||f))if(delete e.video.facingMode,"environment"===s.exact||"environment"===s.ideal?c=["back","rear"]:"user"!==s.exact&&"user"!==s.ideal||(c=["front"]),c)return r.mediaDevices.enumerateDevices().then(function(t){t=t.filter(function(e){return"videoinput"===e.kind});var r=t.find(function(e){return c.some(function(t){return-1!==e.label.toLowerCase().indexOf(t)})});return!r&&t.length&&-1!==c.indexOf("back")&&(r=t[t.length-1]),r&&(e.video.deviceId=s.exact?{exact:r.deviceId}:{ideal:r.deviceId}),e.video=o(e.video),i("chrome: "+JSON.stringify(e)),n(e)});e.video=o(e.video)}return i("chrome: "+JSON.stringify(e)),n(e)},s=function(e){return t.version>=64?e:{name:{PermissionDeniedError:"NotAllowedError",PermissionDismissedError:"NotAllowedError",InvalidStateError:"NotAllowedError",DevicesNotFoundError:"NotFoundError",ConstraintNotSatisfiedError:"OverconstrainedError",TrackStartError:"NotReadableError",MediaDeviceFailedDueToShutdown:"NotAllowedError",MediaDeviceKillSwitchOn:"NotAllowedError",TabCaptureError:"AbortError",ScreenCaptureError:"AbortError",DeviceCaptureError:"AbortError"}[e.name]||e.name,message:e.message,constraint:e.constraint||e.constraintName,toString:function(){return this.name+(this.message&&": ")+this.message}}},c=function(e,t,n){a(e,function(e){r.webkitGetUserMedia(e,t,function(e){n&&n(s(e))})})};r.getUserMedia=c;var f=function(e){return new Promise(function(t,n){r.getUserMedia(e,t,n)})};if(r.mediaDevices||(r.mediaDevices={getUserMedia:f,enumerateDevices:function(){return new Promise(function(t){var r={audio:"audioinput",video:"videoinput"};return e.MediaStreamTrack.getSources(function(e){t(e.map(function(e){return{label:e.label,kind:r[e.kind],deviceId:e.id,groupId:""}}))})})},getSupportedConstraints:function(){return{deviceId:!0,echoCancellation:!0,facingMode:!0,frameRate:!0,height:!0,width:!0}}}),r.mediaDevices.getUserMedia){var u=r.mediaDevices.getUserMedia.bind(r.mediaDevices);r.mediaDevices.getUserMedia=function(e){return a(e,function(e){return u(e).then(function(t){if(e.audio&&!t.getAudioTracks().length||e.video&&!t.getVideoTracks().length)throw t.getTracks().forEach(function(e){e.stop()}),new DOMException("","NotFoundError");return t},function(e){return Promise.reject(s(e))})})}}else r.mediaDevices.getUserMedia=function(e){return f(e)};"undefined"===typeof r.mediaDevices.addEventListener&&(r.mediaDevices.addEventListener=function(){i("Dummy mediaDevices.addEventListener called.")}),"undefined"===typeof r.mediaDevices.removeEventListener&&(r.mediaDevices.removeEventListener=function(){i("Dummy mediaDevices.removeEventListener called.")})}},c119:function(e,t,r){var n=r("8c8a");t.encrypt=function(e,t){var r=n(t,e._prev);return e._prev=e._cipher.encryptBlock(r),e._prev},t.decrypt=function(e,t){var r=e._prev;e._prev=t;var i=e._cipher.decryptBlock(t);return n(i,r)}},c24d:function(e){e.exports={modp1:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a63a3620ffffffffffffffff"},modp2:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a637ed6b0bff5cb6f406b7edee386bfb5a899fa5ae9f24117c4b1fe649286651ece65381ffffffffffffffff"},modp5:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a637ed6b0bff5cb6f406b7edee386bfb5a899fa5ae9f24117c4b1fe649286651ece45b3dc2007cb8a163bf0598da48361c55d39a69163fa8fd24cf5f83655d23dca3ad961c62f356208552bb9ed529077096966d670c354e4abc9804f1746c08ca237327ffffffffffffffff"},modp14:{gen:"02",prime:"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"},modp15:{gen:"02",prime:"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"},modp16:{gen:"02",prime:"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"},modp17:{gen:"02",prime:"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"},modp18:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b225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y(e,t,r,n){return e+t+r+n>>>0}function g(e,t,r,n,i){return e+t+r+n+i>>>0}function w(e,t,r,n){var i=e[t],o=e[t+1],a=n+o>>>0,s=(a>>0,e[t+1]=a}function _(e,t,r,n){var i=t+n>>>0,o=(i>>0}function k(e,t,r,n){var i=t+n;return i>>>0}function C(e,t,r,n,i,o,a,s){var c=0,f=t;f=f+n>>>0,c+=f>>0,c+=f>>0,c+=f>>0}function S(e,t,r,n,i,o,a,s){var c=t+n+o+s;return c>>>0}function B(e,t,r,n,i,o,a,s,c,f){var u=0,d=t;d=d+n>>>0,u+=d>>0,u+=d>>0,u+=d>>0,u+=d>>0}function P(e,t,r,n,i,o,a,s,c,f){var u=t+n+o+s+f;return u>>>0}function E(e,t,r){var n=t<<32-r|e>>>r;return n>>>0}function x(e,t,r){var n=e<<32-r|t>>>r;return n>>>0}function M(e,t,r){return e>>>r}function A(e,t,r){var n=e<<32-r|t>>>r;return n>>>0}t.inherits=i,t.toArray=a,t.toHex=s,t.htonl=c,t.toHex32=f,t.zero2=u,t.zero8=d,t.join32=h,t.split32=l,t.rotr32=p,t.rotl32=v,t.sum32=b,t.sum32_3=m,t.sum32_4=y,t.sum32_5=g,t.sum64=w,t.sum64_hi=_,t.sum64_lo=k,t.sum64_4_hi=C,t.sum64_4_lo=S,t.sum64_5_hi=B,t.sum64_5_lo=P,t.rotr64_hi=E,t.rotr64_lo=x,t.shr64_hi=M,t.shr64_lo=A},c486:function(e,t,r){(function(t){var n=r("1c46"),i=2147483647;function o(e,r,o,s,c,f,u){if(0===o||0!==(o&o-1))throw Error("N must be > 0 and a power of 2");if(o>i/128/s)throw Error("Parameter N is too large");if(s>i/128/c)throw Error("Parameter r is too large");var d,h=new t(256*s),l=new t(128*s*o),p=new Int32Array(16),v=new Int32Array(16),b=new t(64),m=n.pbkdf2Sync(e,r,1,128*c*s,"sha256");if(u){var y=c*o*2,g=0;d=function(){++g,g%1e3===0&&u({current:g,total:y,percent:g/y*100})}}for(var w=0;w>>32-t}function S(e){var t;for(t=0;t<16;t++)p[t]=(255&e[4*t+0])<<0,p[t]|=(255&e[4*t+1])<<8,p[t]|=(255&e[4*t+2])<<16,p[t]|=(255&e[4*t+3])<<24;for(a(p,0,v,0,16),t=8;t>0;t-=2)v[4]^=C(v[0]+v[12],7),v[8]^=C(v[4]+v[0],9),v[12]^=C(v[8]+v[4],13),v[0]^=C(v[12]+v[8],18),v[9]^=C(v[5]+v[1],7),v[13]^=C(v[9]+v[5],9),v[1]^=C(v[13]+v[9],13),v[5]^=C(v[1]+v[13],18),v[14]^=C(v[10]+v[6],7),v[2]^=C(v[14]+v[10],9),v[6]^=C(v[2]+v[14],13),v[10]^=C(v[6]+v[2],18),v[3]^=C(v[15]+v[11],7),v[7]^=C(v[3]+v[15],9),v[11]^=C(v[7]+v[3],13),v[15]^=C(v[11]+v[7],18),v[1]^=C(v[0]+v[3],7),v[2]^=C(v[1]+v[0],9),v[3]^=C(v[2]+v[1],13),v[0]^=C(v[3]+v[2],18),v[6]^=C(v[5]+v[4],7),v[7]^=C(v[6]+v[5],9),v[4]^=C(v[7]+v[6],13),v[5]^=C(v[4]+v[7],18),v[11]^=C(v[10]+v[9],7),v[8]^=C(v[11]+v[10],9),v[9]^=C(v[8]+v[11],13),v[10]^=C(v[9]+v[8],18),v[12]^=C(v[15]+v[14],7),v[13]^=C(v[12]+v[15],9),v[14]^=C(v[13]+v[12],13),v[15]^=C(v[14]+v[13],18);for(t=0;t<16;++t)p[t]=v[t]+p[t];for(t=0;t<16;t++){var r=4*t;e[r+0]=p[t]>>0&255,e[r+1]=p[t]>>8&255,e[r+2]=p[t]>>16&255,e[r+3]=p[t]>>24&255}}function B(e,t,r,n,i){for(var o=0;o>6],i=0===(32&r);if(31===(31&r)){var o=r;r=0;while(128===(128&o)){if(o=e.readUInt8(t),e.isError(o))return o;r<<=7,r|=127&o}}else r&=31;var a=s.tag[r];return{cls:n,primitive:i,tag:r,tagStr:a}}function d(e,t,r){var n=e.readUInt8(r);if(e.isError(n))return n;if(!t&&128===n)return null;if(0===(128&n))return n;var i=127&n;if(i>4)return e.error("length octect is too long");n=0;for(var o=0;os?t=e(t):t.length-1?setImmediate:i.nextTick;g.WritableState=y;var c=r("3a7c");c.inherits=r("3fb5");var f={deprecate:r("b7d1")},u=r("429b"),d=r("8707").Buffer,h=n.Uint8Array||function(){};function l(e){return d.from(e)}function p(e){return d.isBuffer(e)||e instanceof h}var v,b=r("4681");function m(){}function y(e,t){a=a||r("b19a"),e=e||{};var n=t instanceof a;this.objectMode=!!e.objectMode,n&&(this.objectMode=this.objectMode||!!e.writableObjectMode);var i=e.highWaterMark,s=e.writableHighWaterMark,c=this.objectMode?16:16384;this.highWaterMark=i||0===i?i:n&&(s||0===s)?s:c,this.highWaterMark=Math.floor(this.highWaterMark),this.finalCalled=!1,this.needDrain=!1,this.ending=!1,this.ended=!1,this.finished=!1,this.destroyed=!1;var f=!1===e.decodeStrings;this.decodeStrings=!f,this.defaultEncoding=e.defaultEncoding||"utf8",this.length=0,this.writing=!1,this.corked=0,this.sync=!0,this.bufferProcessing=!1,this.onwrite=function(e){E(t,e)},this.writecb=null,this.writelen=0,this.bufferedRequest=null,this.lastBufferedRequest=null,this.pendingcb=0,this.prefinished=!1,this.errorEmitted=!1,this.bufferedRequestCount=0,this.corkedRequestsFree=new o(this)}function g(e){if(a=a||r("b19a"),!v.call(g,this)&&!(this instanceof a))return new g(e);this._writableState=new y(e,this),this.writable=!0,e&&("function"===typeof e.write&&(this._write=e.write),"function"===typeof e.writev&&(this._writev=e.writev),"function"===typeof e.destroy&&(this._destroy=e.destroy),"function"===typeof e.final&&(this._final=e.final)),u.call(this)}function w(e,t){var r=new Error("write after end");e.emit("error",r),i.nextTick(t,r)}function _(e,t,r,n){var o=!0,a=!1;return null===r?a=new TypeError("May not write null values to stream"):"string"===typeof r||void 0===r||t.objectMode||(a=new TypeError("Invalid non-string/buffer chunk")),a&&(e.emit("error",a),i.nextTick(n,a),o=!1),o}function k(e,t,r){return e.objectMode||!1===e.decodeStrings||"string"!==typeof t||(t=d.from(t,r)),t}function C(e,t,r,n,i,o){if(!r){var a=k(t,n,i);n!==a&&(r=!0,i="buffer",n=a)}var s=t.objectMode?1:n.length;t.length+=s;var c=t.length-1))throw new TypeError("Unknown encoding: "+e);return this._writableState.defaultEncoding=e,this},Object.defineProperty(g.prototype,"writableHighWaterMark",{enumerable:!1,get:function(){return this._writableState.highWaterMark}}),g.prototype._write=function(e,t,r){r(new Error("_write() is not 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e.filter(t);for(var r=[],n=0;n=-1&&!n;i--){var a=i>=0?arguments[i]:e.cwd();if("string"!==typeof a)throw new TypeError("Arguments to path.resolve must be strings");a&&(t=a+"/"+t,n="/"===a.charAt(0))}return t=r(o(t.split("/"),function(e){return!!e}),!n).join("/"),(n?"/":"")+t||"."},t.normalize=function(e){var n=t.isAbsolute(e),i="/"===a(e,-1);return e=r(o(e.split("/"),function(e){return!!e}),!n).join("/"),e||n||(e="."),e&&i&&(e+="/"),(n?"/":"")+e},t.isAbsolute=function(e){return"/"===e.charAt(0)},t.join=function(){var e=Array.prototype.slice.call(arguments,0);return t.normalize(o(e,function(e,t){if("string"!==typeof e)throw new TypeError("Arguments to path.join must be strings");return e}).join("/"))},t.relative=function(e,r){function n(e){for(var t=0;t=0;r--)if(""!==e[r])break;return t>r?[]:e.slice(t,r-t+1)}e=t.resolve(e).substr(1),r=t.resolve(r).substr(1);for(var i=n(e.split("/")),o=n(r.split("/")),a=Math.min(i.length,o.length),s=a,c=0;ci?t=n(t):t.length0?this.redN=null:(this._maxwellTrick=!0,this.redN=this.n.toRed(this.red))}function u(e,t){this.curve=e,this.type=t,this.precomputed=null}e.exports=f,f.prototype.point=function(){throw new Error("Not implemented")},f.prototype.validate=function(){throw new Error("Not implemented")},f.prototype._fixedNafMul=function(e,t){c(e.precomputed);var r=e._getDoubles(),n=a(t,1),i=(1<=s;t--)f=(f<<1)+n[t];o.push(f)}for(var u=this.jpoint(null,null,null),d=this.jpoint(null,null,null),h=i;h>0;h--){for(s=0;s=0;f--){for(t=0;f>=0&&0===o[f];f--)t++;if(f>=0&&t++,s=s.dblp(t),f<0)break;var u=o[f];c(0!==u),s="affine"===e.type?u>0?s.mixedAdd(i[u-1>>1]):s.mixedAdd(i[-u-1>>1].neg()):u>0?s.add(i[u-1>>1]):s.add(i[-u-1>>1].neg())}return"affine"===e.type?s.toP():s},f.prototype._wnafMulAdd=function(e,t,r,n,i){for(var o=this._wnafT1,c=this._wnafT2,f=this._wnafT3,u=0,d=0;d=1;d-=2){var p=d-1,v=d;if(1===o[p]&&1===o[v]){var b=[t[p],null,null,t[v]];0===t[p].y.cmp(t[v].y)?(b[1]=t[p].add(t[v]),b[2]=t[p].toJ().mixedAdd(t[v].neg())):0===t[p].y.cmp(t[v].y.redNeg())?(b[1]=t[p].toJ().mixedAdd(t[v]),b[2]=t[p].add(t[v].neg())):(b[1]=t[p].toJ().mixedAdd(t[v]),b[2]=t[p].toJ().mixedAdd(t[v].neg()));var m=[-3,-1,-5,-7,0,7,5,1,3],y=s(r[p],r[v]);u=Math.max(y[0].length,u),f[p]=new Array(u),f[v]=new Array(u);for(var g=0;g=0;d--){var S=0;while(d>=0){var B=!0;for(g=0;g=0&&S++,k=k.dblp(S),d<0)break;for(g=0;g0?h=c[g][P-1>>1]:P<0&&(h=c[g][-P-1>>1].neg()),k="affine"===h.type?k.mixedAdd(h):k.add(h))}}for(d=0;d=Math.ceil((e.bitLength()+1)/t.step)},u.prototype._getDoubles=function(e,t){if(this.precomputed&&this.precomputed.doubles)return this.precomputed.doubles;for(var r=[this],n=this,i=0;i=this._delta8){e=this.pending;var r=e.length%this._delta8;this.pending=e.slice(e.length-r,e.length),0===this.pending.length&&(this.pending=null),e=n.join32(e,0,e.length-r,this.endian);for(var i=0;i>>24&255,n[i++]=e>>>16&255,n[i++]=e>>>8&255,n[i++]=255&e}else for(n[i++]=255&e,n[i++]=e>>>8&255,n[i++]=e>>>16&255,n[i++]=e>>>24&255,n[i++]=0,n[i++]=0,n[i++]=0,n[i++]=0,o=8;o=14393&&-1===e.indexOf("?transport=udp")}),delete e.url,e.urls=i?n[0]:n,!!n.length}})}function s(e,t){var r={codecs:[],headerExtensions:[],fecMechanisms:[]},n=function(e,t){e=parseInt(e,10);for(var r=0;r0;s--)this._iceGatherers.push(new e.RTCIceGatherer({iceServers:r.iceServers,gatherPolicy:r.iceTransportPolicy}));else r.iceCandidatePoolSize=0;this._config=r,this.transceivers=[],this._sdpSessionId=n.generateSessionId(),this._sdpSessionVersion=0,this._dtlsRole=void 0,this._isClosed=!1};Object.defineProperty(l.prototype,"localDescription",{configurable:!0,get:function(){return this._localDescription}}),Object.defineProperty(l.prototype,"remoteDescription",{configurable:!0,get:function(){return this._remoteDescription}}),l.prototype.onicecandidate=null,l.prototype.onaddstream=null,l.prototype.ontrack=null,l.prototype.onremovestream=null,l.prototype.onsignalingstatechange=null,l.prototype.oniceconnectionstatechange=null,l.prototype.onconnectionstatechange=null,l.prototype.onicegatheringstatechange=null,l.prototype.onnegotiationneeded=null,l.prototype.ondatachannel=null,l.prototype._dispatchEvent=function(e,t){this._isClosed||(this.dispatchEvent(t),"function"===typeof this["on"+e]&&this["on"+e](t))},l.prototype._emitGatheringStateChange=function(){var e=new Event("icegatheringstatechange");this._dispatchEvent("icegatheringstatechange",e)},l.prototype.getConfiguration=function(){return this._config},l.prototype.getLocalStreams=function(){return this.localStreams},l.prototype.getRemoteStreams=function(){return this.remoteStreams},l.prototype._createTransceiver=function(e,t){var r=this.transceivers.length>0,n={track:null,iceGatherer:null,iceTransport:null,dtlsTransport:null,localCapabilities:null,remoteCapabilities:null,rtpSender:null,rtpReceiver:null,kind:e,mid:null,sendEncodingParameters:null,recvEncodingParameters:null,stream:null,associatedRemoteMediaStreams:[],wantReceive:!0};if(this.usingBundle&&r)n.iceTransport=this.transceivers[0].iceTransport,n.dtlsTransport=this.transceivers[0].dtlsTransport;else{var i=this._createIceAndDtlsTransports();n.iceTransport=i.iceTransport,n.dtlsTransport=i.dtlsTransport}return t||this.transceivers.push(n),n},l.prototype.addTrack=function(t,r){if(this._isClosed)throw u("InvalidStateError","Attempted to call addTrack on a closed peerconnection.");var n,i=this.transceivers.find(function(e){return e.track===t});if(i)throw u("InvalidAccessError","Track already exists.");for(var o=0;o=15025)e.getTracks().forEach(function(t){r.addTrack(t,e)});else{var n=e.clone();e.getTracks().forEach(function(e,t){var r=n.getTracks()[t];e.addEventListener("enabled",function(e){r.enabled=e.enabled})}),n.getTracks().forEach(function(e){r.addTrack(e,n)})}},l.prototype.removeTrack=function(t){if(this._isClosed)throw u("InvalidStateError","Attempted to call removeTrack on a closed peerconnection.");if(!(t instanceof e.RTCRtpSender))throw new TypeError("Argument 1 of RTCPeerConnection.removeTrack does not implement interface RTCRtpSender.");var r=this.transceivers.find(function(e){return e.rtpSender===t});if(!r)throw u("InvalidAccessError","Sender was not created by this connection.");var n=r.stream;r.rtpSender.stop(),r.rtpSender=null,r.track=null,r.stream=null;var i=this.transceivers.map(function(e){return e.stream});-1===i.indexOf(n)&&this.localStreams.indexOf(n)>-1&&this.localStreams.splice(this.localStreams.indexOf(n),1),this._maybeFireNegotiationNeeded()},l.prototype.removeStream=function(e){var t=this;e.getTracks().forEach(function(e){var r=t.getSenders().find(function(t){return t.track===e});r&&t.removeTrack(r)})},l.prototype.getSenders=function(){return this.transceivers.filter(function(e){return!!e.rtpSender}).map(function(e){return e.rtpSender})},l.prototype.getReceivers=function(){return this.transceivers.filter(function(e){return!!e.rtpReceiver}).map(function(e){return e.rtpReceiver})},l.prototype._createIceGatherer=function(t,r){var n=this;if(r&&t>0)return this.transceivers[0].iceGatherer;if(this._iceGatherers.length)return this._iceGatherers.shift();var i=new e.RTCIceGatherer({iceServers:this._config.iceServers,gatherPolicy:this._config.iceTransportPolicy});return Object.defineProperty(i,"state",{value:"new",writable:!0}),this.transceivers[t].bufferedCandidateEvents=[],this.transceivers[t].bufferCandidates=function(e){var r=!e.candidate||0===Object.keys(e.candidate).length;i.state=r?"completed":"gathering",null!==n.transceivers[t].bufferedCandidateEvents&&n.transceivers[t].bufferedCandidateEvents.push(e)},i.addEventListener("localcandidate",this.transceivers[t].bufferCandidates),i},l.prototype._gather=function(t,r){var i=this,o=this.transceivers[r].iceGatherer;if(!o.onlocalcandidate){var a=this.transceivers[r].bufferedCandidateEvents;this.transceivers[r].bufferedCandidateEvents=null,o.removeEventListener("localcandidate",this.transceivers[r].bufferCandidates),o.onlocalcandidate=function(e){if(!(i.usingBundle&&r>0)){var a=new Event("icecandidate");a.candidate={sdpMid:t,sdpMLineIndex:r};var s=e.candidate,c=!s||0===Object.keys(s).length;if(c)"new"!==o.state&&"gathering"!==o.state||(o.state="completed");else{"new"===o.state&&(o.state="gathering"),s.component=1,s.ufrag=o.getLocalParameters().usernameFragment;var f=n.writeCandidate(s);a.candidate=Object.assign(a.candidate,n.parseCandidate(f)),a.candidate.candidate=f,a.candidate.toJSON=function(){return{candidate:a.candidate.candidate,sdpMid:a.candidate.sdpMid,sdpMLineIndex:a.candidate.sdpMLineIndex,usernameFragment:a.candidate.usernameFragment}}}var u=n.getMediaSections(i._localDescription.sdp);u[a.candidate.sdpMLineIndex]+=c?"a=end-of-candidates\r\n":"a="+a.candidate.candidate+"\r\n",i._localDescription.sdp=n.getDescription(i._localDescription.sdp)+u.join("");var d=i.transceivers.every(function(e){return e.iceGatherer&&"completed"===e.iceGatherer.state});"gathering"!==i.iceGatheringState&&(i.iceGatheringState="gathering",i._emitGatheringStateChange()),c||i._dispatchEvent("icecandidate",a),d&&(i._dispatchEvent("icecandidate",new Event("icecandidate")),i.iceGatheringState="complete",i._emitGatheringStateChange())}},e.setTimeout(function(){a.forEach(function(e){o.onlocalcandidate(e)})},0)}},l.prototype._createIceAndDtlsTransports=function(){var t=this,r=new e.RTCIceTransport(null);r.onicestatechange=function(){t._updateIceConnectionState(),t._updateConnectionState()};var n=new e.RTCDtlsTransport(r);return n.ondtlsstatechange=function(){t._updateConnectionState()},n.onerror=function(){Object.defineProperty(n,"state",{value:"failed",writable:!0}),t._updateConnectionState()},{iceTransport:r,dtlsTransport:n}},l.prototype._disposeIceAndDtlsTransports=function(e){var t=this.transceivers[e].iceGatherer;t&&(delete t.onlocalcandidate,delete this.transceivers[e].iceGatherer);var r=this.transceivers[e].iceTransport;r&&(delete r.onicestatechange,delete this.transceivers[e].iceTransport);var n=this.transceivers[e].dtlsTransport;n&&(delete n.ondtlsstatechange,delete n.onerror,delete this.transceivers[e].dtlsTransport)},l.prototype._transceive=function(e,r,i){var o=s(e.localCapabilities,e.remoteCapabilities);r&&e.rtpSender&&(o.encodings=e.sendEncodingParameters,o.rtcp={cname:n.localCName,compound:e.rtcpParameters.compound},e.recvEncodingParameters.length&&(o.rtcp.ssrc=e.recvEncodingParameters[0].ssrc),e.rtpSender.send(o)),i&&e.rtpReceiver&&o.codecs.length>0&&("video"===e.kind&&e.recvEncodingParameters&&t<15019&&e.recvEncodingParameters.forEach(function(e){delete e.rtx}),e.recvEncodingParameters.length?o.encodings=e.recvEncodingParameters:o.encodings=[{}],o.rtcp={compound:e.rtcpParameters.compound},e.rtcpParameters.cname&&(o.rtcp.cname=e.rtcpParameters.cname),e.sendEncodingParameters.length&&(o.rtcp.ssrc=e.sendEncodingParameters[0].ssrc),e.rtpReceiver.receive(o))},l.prototype.setLocalDescription=function(e){var t,r,i=this;if(-1===["offer","answer"].indexOf(e.type))return Promise.reject(u("TypeError",'Unsupported type "'+e.type+'"'));if(!c("setLocalDescription",e.type,i.signalingState)||i._isClosed)return Promise.reject(u("InvalidStateError","Can not set local "+e.type+" in state "+i.signalingState));if("offer"===e.type)t=n.splitSections(e.sdp),r=t.shift(),t.forEach(function(e,t){var r=n.parseRtpParameters(e);i.transceivers[t].localCapabilities=r}),i.transceivers.forEach(function(e,t){i._gather(e.mid,t)});else if("answer"===e.type){t=n.splitSections(i._remoteDescription.sdp),r=t.shift();var o=n.matchPrefix(r,"a=ice-lite").length>0;t.forEach(function(e,t){var a=i.transceivers[t],c=a.iceGatherer,f=a.iceTransport,u=a.dtlsTransport,d=a.localCapabilities,h=a.remoteCapabilities,l=n.isRejected(e)&&0===n.matchPrefix(e,"a=bundle-only").length;if(!l&&!a.rejected){var p=n.getIceParameters(e,r),v=n.getDtlsParameters(e,r);o&&(v.role="server"),i.usingBundle&&0!==t||(i._gather(a.mid,t),"new"===f.state&&f.start(c,p,o?"controlling":"controlled"),"new"===u.state&&u.start(v));var b=s(d,h);i._transceive(a,b.codecs.length>0,!1)}})}return i._localDescription={type:e.type,sdp:e.sdp},"offer"===e.type?i._updateSignalingState("have-local-offer"):i._updateSignalingState("stable"),Promise.resolve()},l.prototype.setRemoteDescription=function(i){var o=this;if(-1===["offer","answer"].indexOf(i.type))return Promise.reject(u("TypeError",'Unsupported type "'+i.type+'"'));if(!c("setRemoteDescription",i.type,o.signalingState)||o._isClosed)return Promise.reject(u("InvalidStateError","Can not set remote "+i.type+" in state "+o.signalingState));var a={};o.remoteStreams.forEach(function(e){a[e.id]=e});var l=[],p=n.splitSections(i.sdp),v=p.shift(),b=n.matchPrefix(v,"a=ice-lite").length>0,m=n.matchPrefix(v,"a=group:BUNDLE ").length>0;o.usingBundle=m;var y=n.matchPrefix(v,"a=ice-options:")[0];return o.canTrickleIceCandidates=!!y&&y.substr(14).split(" ").indexOf("trickle")>=0,p.forEach(function(c,u){var h=n.splitLines(c),p=n.getKind(c),y=n.isRejected(c)&&0===n.matchPrefix(c,"a=bundle-only").length,g=h[0].substr(2).split(" ")[2],w=n.getDirection(c,v),_=n.parseMsid(c),k=n.getMid(c)||n.generateIdentifier();if(y||"application"===p&&("DTLS/SCTP"===g||"UDP/DTLS/SCTP"===g))o.transceivers[u]={mid:k,kind:p,protocol:g,rejected:!0};else{var C,S,B,P,E,x,M,A,R;!y&&o.transceivers[u]&&o.transceivers[u].rejected&&(o.transceivers[u]=o._createTransceiver(p,!0));var T,O,I=n.parseRtpParameters(c);y||(T=n.getIceParameters(c,v),O=n.getDtlsParameters(c,v),O.role="client"),M=n.parseRtpEncodingParameters(c);var L=n.parseRtcpParameters(c),j=n.matchPrefix(c,"a=end-of-candidates",v).length>0,D=n.matchPrefix(c,"a=candidate:").map(function(e){return n.parseCandidate(e)}).filter(function(e){return 1===e.component});if(("offer"===i.type||"answer"===i.type)&&!y&&m&&u>0&&o.transceivers[u]&&(o._disposeIceAndDtlsTransports(u),o.transceivers[u].iceGatherer=o.transceivers[0].iceGatherer,o.transceivers[u].iceTransport=o.transceivers[0].iceTransport,o.transceivers[u].dtlsTransport=o.transceivers[0].dtlsTransport,o.transceivers[u].rtpSender&&o.transceivers[u].rtpSender.setTransport(o.transceivers[0].dtlsTransport),o.transceivers[u].rtpReceiver&&o.transceivers[u].rtpReceiver.setTransport(o.transceivers[0].dtlsTransport)),"offer"!==i.type||y){if("answer"===i.type&&!y){C=o.transceivers[u],S=C.iceGatherer,B=C.iceTransport,P=C.dtlsTransport,E=C.rtpReceiver,x=C.sendEncodingParameters,A=C.localCapabilities,o.transceivers[u].recvEncodingParameters=M,o.transceivers[u].remoteCapabilities=I,o.transceivers[u].rtcpParameters=L,D.length&&"new"===B.state&&(!b&&!j||m&&0!==u?D.forEach(function(e){f(C.iceTransport,e)}):B.setRemoteCandidates(D)),m&&0!==u||("new"===B.state&&B.start(S,T,"controlling"),"new"===P.state&&P.start(O));var N=s(C.localCapabilities,C.remoteCapabilities),U=N.codecs.filter(function(e){return"rtx"===e.name.toLowerCase()}).length;!U&&C.sendEncodingParameters[0].rtx&&delete C.sendEncodingParameters[0].rtx,o._transceive(C,"sendrecv"===w||"recvonly"===w,"sendrecv"===w||"sendonly"===w),!E||"sendrecv"!==w&&"sendonly"!==w?delete C.rtpReceiver:(R=E.track,_?(a[_.stream]||(a[_.stream]=new e.MediaStream),r(R,a[_.stream]),l.push([R,E,a[_.stream]])):(a.default||(a.default=new e.MediaStream),r(R,a.default),l.push([R,E,a.default])))}}else{C=o.transceivers[u]||o._createTransceiver(p),C.mid=k,C.iceGatherer||(C.iceGatherer=o._createIceGatherer(u,m)),D.length&&"new"===C.iceTransport.state&&(!j||m&&0!==u?D.forEach(function(e){f(C.iceTransport,e)}):C.iceTransport.setRemoteCandidates(D)),A=e.RTCRtpReceiver.getCapabilities(p),t<15019&&(A.codecs=A.codecs.filter(function(e){return"rtx"!==e.name})),x=C.sendEncodingParameters||[{ssrc:1001*(2*u+2)}];var z,q=!1;if("sendrecv"===w||"sendonly"===w){if(q=!C.rtpReceiver,E=C.rtpReceiver||new e.RTCRtpReceiver(C.dtlsTransport,p),q)R=E.track,_&&"-"===_.stream||(_?(a[_.stream]||(a[_.stream]=new e.MediaStream,Object.defineProperty(a[_.stream],"id",{get:function(){return _.stream}})),Object.defineProperty(R,"id",{get:function(){return _.track}}),z=a[_.stream]):(a.default||(a.default=new e.MediaStream),z=a.default)),z&&(r(R,z),C.associatedRemoteMediaStreams.push(z)),l.push([R,E,z])}else C.rtpReceiver&&C.rtpReceiver.track&&(C.associatedRemoteMediaStreams.forEach(function(e){var t=e.getTracks().find(function(e){return e.id===C.rtpReceiver.track.id});t&&d(t,e)}),C.associatedRemoteMediaStreams=[]);C.localCapabilities=A,C.remoteCapabilities=I,C.rtpReceiver=E,C.rtcpParameters=L,C.sendEncodingParameters=x,C.recvEncodingParameters=M,o._transceive(o.transceivers[u],!1,q)}}}),void 0===o._dtlsRole&&(o._dtlsRole="offer"===i.type?"active":"passive"),o._remoteDescription={type:i.type,sdp:i.sdp},"offer"===i.type?o._updateSignalingState("have-remote-offer"):o._updateSignalingState("stable"),Object.keys(a).forEach(function(t){var r=a[t];if(r.getTracks().length){if(-1===o.remoteStreams.indexOf(r)){o.remoteStreams.push(r);var n=new Event("addstream");n.stream=r,e.setTimeout(function(){o._dispatchEvent("addstream",n)})}l.forEach(function(e){var t=e[0],n=e[1];r.id===e[2].id&&h(o,t,n,[r])})}}),l.forEach(function(e){e[2]||h(o,e[0],e[1],[])}),e.setTimeout(function(){o&&o.transceivers&&o.transceivers.forEach(function(e){e.iceTransport&&"new"===e.iceTransport.state&&e.iceTransport.getRemoteCandidates().length>0&&(console.warn("Timeout for addRemoteCandidate. Consider sending an end-of-candidates notification"),e.iceTransport.addRemoteCandidate({}))})},4e3),Promise.resolve()},l.prototype.close=function(){this.transceivers.forEach(function(e){e.iceTransport&&e.iceTransport.stop(),e.dtlsTransport&&e.dtlsTransport.stop(),e.rtpSender&&e.rtpSender.stop(),e.rtpReceiver&&e.rtpReceiver.stop()}),this._isClosed=!0,this._updateSignalingState("closed")},l.prototype._updateSignalingState=function(e){this.signalingState=e;var t=new Event("signalingstatechange");this._dispatchEvent("signalingstatechange",t)},l.prototype._maybeFireNegotiationNeeded=function(){var t=this;"stable"===this.signalingState&&!0!==this.needNegotiation&&(this.needNegotiation=!0,e.setTimeout(function(){if(t.needNegotiation){t.needNegotiation=!1;var e=new Event("negotiationneeded");t._dispatchEvent("negotiationneeded",e)}},0))},l.prototype._updateIceConnectionState=function(){var e,t={new:0,closed:0,checking:0,connected:0,completed:0,disconnected:0,failed:0};if(this.transceivers.forEach(function(e){e.iceTransport&&!e.rejected&&t[e.iceTransport.state]++}),e="new",t.failed>0?e="failed":t.checking>0?e="checking":t.disconnected>0?e="disconnected":t.new>0?e="new":t.connected>0?e="connected":t.completed>0&&(e="completed"),e!==this.iceConnectionState){this.iceConnectionState=e;var r=new Event("iceconnectionstatechange");this._dispatchEvent("iceconnectionstatechange",r)}},l.prototype._updateConnectionState=function(){var e,t={new:0,closed:0,connecting:0,connected:0,completed:0,disconnected:0,failed:0};if(this.transceivers.forEach(function(e){e.iceTransport&&e.dtlsTransport&&!e.rejected&&(t[e.iceTransport.state]++,t[e.dtlsTransport.state]++)}),t.connected+=t.completed,e="new",t.failed>0?e="failed":t.connecting>0?e="connecting":t.disconnected>0?e="disconnected":t.new>0?e="new":t.connected>0&&(e="connected"),e!==this.connectionState){this.connectionState=e;var r=new Event("connectionstatechange");this._dispatchEvent("connectionstatechange",r)}},l.prototype.createOffer=function(){var r=this;if(r._isClosed)return Promise.reject(u("InvalidStateError","Can not call createOffer after close"));var i=r.transceivers.filter(function(e){return"audio"===e.kind}).length,a=r.transceivers.filter(function(e){return"video"===e.kind}).length,s=arguments[0];if(s){if(s.mandatory||s.optional)throw new TypeError("Legacy mandatory/optional constraints not supported.");void 0!==s.offerToReceiveAudio&&(i=!0===s.offerToReceiveAudio?1:!1===s.offerToReceiveAudio?0:s.offerToReceiveAudio),void 0!==s.offerToReceiveVideo&&(a=!0===s.offerToReceiveVideo?1:!1===s.offerToReceiveVideo?0:s.offerToReceiveVideo)}r.transceivers.forEach(function(e){"audio"===e.kind?(i--,i<0&&(e.wantReceive=!1)):"video"===e.kind&&(a--,a<0&&(e.wantReceive=!1))});while(i>0||a>0)i>0&&(r._createTransceiver("audio"),i--),a>0&&(r._createTransceiver("video"),a--);var c=n.writeSessionBoilerplate(r._sdpSessionId,r._sdpSessionVersion++);r.transceivers.forEach(function(i,o){var a=i.track,s=i.kind,c=i.mid||n.generateIdentifier();i.mid=c,i.iceGatherer||(i.iceGatherer=r._createIceGatherer(o,r.usingBundle));var f=e.RTCRtpSender.getCapabilities(s);t<15019&&(f.codecs=f.codecs.filter(function(e){return"rtx"!==e.name})),f.codecs.forEach(function(e){"H264"===e.name&&void 0===e.parameters["level-asymmetry-allowed"]&&(e.parameters["level-asymmetry-allowed"]="1"),i.remoteCapabilities&&i.remoteCapabilities.codecs&&i.remoteCapabilities.codecs.forEach(function(t){e.name.toLowerCase()===t.name.toLowerCase()&&e.clockRate===t.clockRate&&(e.preferredPayloadType=t.payloadType)})}),f.headerExtensions.forEach(function(e){var t=i.remoteCapabilities&&i.remoteCapabilities.headerExtensions||[];t.forEach(function(t){e.uri===t.uri&&(e.id=t.id)})});var u=i.sendEncodingParameters||[{ssrc:1001*(2*o+1)}];a&&t>=15019&&"video"===s&&!u[0].rtx&&(u[0].rtx={ssrc:u[0].ssrc+1}),i.wantReceive&&(i.rtpReceiver=new e.RTCRtpReceiver(i.dtlsTransport,s)),i.localCapabilities=f,i.sendEncodingParameters=u}),"max-compat"!==r._config.bundlePolicy&&(c+="a=group:BUNDLE "+r.transceivers.map(function(e){return e.mid}).join(" ")+"\r\n"),c+="a=ice-options:trickle\r\n",r.transceivers.forEach(function(e,t){c+=o(e,e.localCapabilities,"offer",e.stream,r._dtlsRole),c+="a=rtcp-rsize\r\n",!e.iceGatherer||"new"===r.iceGatheringState||0!==t&&r.usingBundle||(e.iceGatherer.getLocalCandidates().forEach(function(e){e.component=1,c+="a="+n.writeCandidate(e)+"\r\n"}),"completed"===e.iceGatherer.state&&(c+="a=end-of-candidates\r\n"))});var f=new e.RTCSessionDescription({type:"offer",sdp:c});return Promise.resolve(f)},l.prototype.createAnswer=function(){var r=this;if(r._isClosed)return Promise.reject(u("InvalidStateError","Can not call createAnswer after close"));if("have-remote-offer"!==r.signalingState&&"have-local-pranswer"!==r.signalingState)return Promise.reject(u("InvalidStateError","Can not call createAnswer in signalingState "+r.signalingState));var i=n.writeSessionBoilerplate(r._sdpSessionId,r._sdpSessionVersion++);r.usingBundle&&(i+="a=group:BUNDLE "+r.transceivers.map(function(e){return e.mid}).join(" ")+"\r\n"),i+="a=ice-options:trickle\r\n";var a=n.getMediaSections(r._remoteDescription.sdp).length;r.transceivers.forEach(function(e,n){if(!(n+1>a)){if(e.rejected)return"application"===e.kind?"DTLS/SCTP"===e.protocol?i+="m=application 0 DTLS/SCTP 5000\r\n":i+="m=application 0 "+e.protocol+" webrtc-datachannel\r\n":"audio"===e.kind?i+="m=audio 0 UDP/TLS/RTP/SAVPF 0\r\na=rtpmap:0 PCMU/8000\r\n":"video"===e.kind&&(i+="m=video 0 UDP/TLS/RTP/SAVPF 120\r\na=rtpmap:120 VP8/90000\r\n"),void(i+="c=IN IP4 0.0.0.0\r\na=inactive\r\na=mid:"+e.mid+"\r\n");var c;if(e.stream)"audio"===e.kind?c=e.stream.getAudioTracks()[0]:"video"===e.kind&&(c=e.stream.getVideoTracks()[0]),c&&t>=15019&&"video"===e.kind&&!e.sendEncodingParameters[0].rtx&&(e.sendEncodingParameters[0].rtx={ssrc:e.sendEncodingParameters[0].ssrc+1});var f=s(e.localCapabilities,e.remoteCapabilities),u=f.codecs.filter(function(e){return"rtx"===e.name.toLowerCase()}).length;!u&&e.sendEncodingParameters[0].rtx&&delete e.sendEncodingParameters[0].rtx,i+=o(e,f,"answer",e.stream,r._dtlsRole),e.rtcpParameters&&e.rtcpParameters.reducedSize&&(i+="a=rtcp-rsize\r\n")}});var c=new e.RTCSessionDescription({type:"answer",sdp:i});return Promise.resolve(c)},l.prototype.addIceCandidate=function(e){var t,r=this;return e&&void 0===e.sdpMLineIndex&&!e.sdpMid?Promise.reject(new TypeError("sdpMLineIndex or sdpMid required")):new Promise(function(i,o){if(!r._remoteDescription)return o(u("InvalidStateError","Can not add ICE candidate without a remote description"));if(e&&""!==e.candidate){var a=e.sdpMLineIndex;if(e.sdpMid)for(var s=0;s0?n.parseCandidate(e.candidate):{};if("tcp"===d.protocol&&(0===d.port||9===d.port))return i();if(d.component&&1!==d.component)return i();if((0===a||a>0&&c.iceTransport!==r.transceivers[0].iceTransport)&&!f(c.iceTransport,d))return o(u("OperationError","Can not add ICE candidate"));var h=e.candidate.trim();0===h.indexOf("a=")&&(h=h.substr(2)),t=n.getMediaSections(r._remoteDescription.sdp),t[a]+="a="+(d.type?h:"end-of-candidates")+"\r\n",r._remoteDescription.sdp=n.getDescription(r._remoteDescription.sdp)+t.join("")}else for(var l=0;l=0){var o;if(i.isOdd()){var a=i.andln(n-1);o=a>(n>>1)-1?(n>>1)-a:a,i.isubn(o)}else o=0;r.push(o);for(var s=0!==i.cmpn(0)&&0===i.andln(n-1)?t+1:1,c=1;c0||t.cmpn(-i)>0){var o,a,s=e.andln(3)+n&3,c=t.andln(3)+i&3;if(3===s&&(s=-1),3===c&&(c=-1),0===(1&s))o=0;else{var 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e=o.allocUnsafe(16);return e.writeInt32LE(this._a,0),e.writeInt32LE(this._b,4),e.writeInt32LE(this._c,8),e.writeInt32LE(this._d,12),e},e.exports=s},fa98:function(e,t,r){"use strict";var n=r("955b"),i=n.log;function o(e,t,r){t&&!r.has(t.id)&&(r.set(t.id,t),Object.keys(t).forEach(function(n){n.endsWith("Id")?o(e,e.get(t[n]),r):n.endsWith("Ids")&&t[n].forEach(function(t){o(e,e.get(t),r)})}))}function a(e,t,r){var n=r?"outbound-rtp":"inbound-rtp",i=new Map;if(null===t)return i;var a=[];return e.forEach(function(e){"track"===e.type&&e.trackIdentifier===t.id&&a.push(e)}),a.forEach(function(t){e.forEach(function(r){r.type===n&&r.trackId===t.id&&o(e,r,i)})}),i}e.exports={shimGetUserMedia:r("bf01"),shimMediaStream:function(e){e.MediaStream=e.MediaStream||e.webkitMediaStream},shimOnTrack:function(e){if("object"!==typeof e||!e.RTCPeerConnection||"ontrack"in e.RTCPeerConnection.prototype)n.wrapPeerConnectionEvent(e,"track",function(e){return e.transceiver||Object.defineProperty(e,"transceiver",{value:{receiver:e.receiver}}),e});else{Object.defineProperty(e.RTCPeerConnection.prototype,"ontrack",{get:function(){return this._ontrack},set:function(e){this._ontrack&&this.removeEventListener("track",this._ontrack),this.addEventListener("track",this._ontrack=e)},enumerable:!0,configurable:!0});var t=e.RTCPeerConnection.prototype.setRemoteDescription;e.RTCPeerConnection.prototype.setRemoteDescription=function(){var r=this;return r._ontrackpoly||(r._ontrackpoly=function(t){t.stream.addEventListener("addtrack",function(n){var i;i=e.RTCPeerConnection.prototype.getReceivers?r.getReceivers().find(function(e){return e.track&&e.track.id===n.track.id}):{track:n.track};var o=new Event("track");o.track=n.track,o.receiver=i,o.transceiver={receiver:i},o.streams=[t.stream],r.dispatchEvent(o)}),t.stream.getTracks().forEach(function(n){var i;i=e.RTCPeerConnection.prototype.getReceivers?r.getReceivers().find(function(e){return e.track&&e.track.id===n.id}):{track:n};var o=new Event("track");o.track=n,o.receiver=i,o.transceiver={receiver:i},o.streams=[t.stream],r.dispatchEvent(o)})},r.addEventListener("addstream",r._ontrackpoly)),t.apply(r,arguments)}}},shimGetSendersWithDtmf:function(e){if("object"===typeof e&&e.RTCPeerConnection&&!("getSenders"in e.RTCPeerConnection.prototype)&&"createDTMFSender"in e.RTCPeerConnection.prototype){var t=function(e,t){return{track:t,get dtmf(){return void 0===this._dtmf&&("audio"===t.kind?this._dtmf=e.createDTMFSender(t):this._dtmf=null),this._dtmf},_pc:e}};if(!e.RTCPeerConnection.prototype.getSenders){e.RTCPeerConnection.prototype.getSenders=function(){return this._senders=this._senders||[],this._senders.slice()};var r=e.RTCPeerConnection.prototype.addTrack;e.RTCPeerConnection.prototype.addTrack=function(e,n){var i=this,o=r.apply(i,arguments);return o||(o=t(i,e),i._senders.push(o)),o};var n=e.RTCPeerConnection.prototype.removeTrack;e.RTCPeerConnection.prototype.removeTrack=function(e){var t=this;n.apply(t,arguments);var r=t._senders.indexOf(e);-1!==r&&t._senders.splice(r,1)}}var i=e.RTCPeerConnection.prototype.addStream;e.RTCPeerConnection.prototype.addStream=function(e){var r=this;r._senders=r._senders||[],i.apply(r,[e]),e.getTracks().forEach(function(e){r._senders.push(t(r,e))})};var o=e.RTCPeerConnection.prototype.removeStream;e.RTCPeerConnection.prototype.removeStream=function(e){var t=this;t._senders=t._senders||[],o.apply(t,[e]),e.getTracks().forEach(function(e){var r=t._senders.find(function(t){return t.track===e});r&&t._senders.splice(t._senders.indexOf(r),1)})}}else if("object"===typeof e&&e.RTCPeerConnection&&"getSenders"in e.RTCPeerConnection.prototype&&"createDTMFSender"in e.RTCPeerConnection.prototype&&e.RTCRtpSender&&!("dtmf"in e.RTCRtpSender.prototype)){var a=e.RTCPeerConnection.prototype.getSenders;e.RTCPeerConnection.prototype.getSenders=function(){var e=this,t=a.apply(e,[]);return t.forEach(function(t){t._pc=e}),t},Object.defineProperty(e.RTCRtpSender.prototype,"dtmf",{get:function(){return void 0===this._dtmf&&("audio"===this.track.kind?this._dtmf=this._pc.createDTMFSender(this.track):this._dtmf=null),this._dtmf}})}},shimSenderReceiverGetStats:function(e){if("object"===typeof e&&e.RTCPeerConnection&&e.RTCRtpSender&&e.RTCRtpReceiver){if(!("getStats"in e.RTCRtpSender.prototype)){var t=e.RTCPeerConnection.prototype.getSenders;t&&(e.RTCPeerConnection.prototype.getSenders=function(){var e=this,r=t.apply(e,[]);return r.forEach(function(t){t._pc=e}),r});var r=e.RTCPeerConnection.prototype.addTrack;r&&(e.RTCPeerConnection.prototype.addTrack=function(){var e=r.apply(this,arguments);return e._pc=this,e}),e.RTCRtpSender.prototype.getStats=function(){var e=this;return this._pc.getStats().then(function(t){return a(t,e.track,!0)})}}if(!("getStats"in e.RTCRtpReceiver.prototype)){var i=e.RTCPeerConnection.prototype.getReceivers;i&&(e.RTCPeerConnection.prototype.getReceivers=function(){var e=this,t=i.apply(e,[]);return t.forEach(function(t){t._pc=e}),t}),n.wrapPeerConnectionEvent(e,"track",function(e){return e.receiver._pc=e.srcElement,e}),e.RTCRtpReceiver.prototype.getStats=function(){var e=this;return this._pc.getStats().then(function(t){return a(t,e.track,!1)})}}if("getStats"in e.RTCRtpSender.prototype&&"getStats"in e.RTCRtpReceiver.prototype){var o=e.RTCPeerConnection.prototype.getStats;e.RTCPeerConnection.prototype.getStats=function(){var t=this;if(arguments.length>0&&arguments[0]instanceof e.MediaStreamTrack){var r,n,i,a=arguments[0];return t.getSenders().forEach(function(e){e.track===a&&(r?i=!0:r=e)}),t.getReceivers().forEach(function(e){return e.track===a&&(n?i=!0:n=e),e.track===a}),i||r&&n?Promise.reject(new DOMException("There are more than one sender or receiver for the track.","InvalidAccessError")):r?r.getStats():n?n.getStats():Promise.reject(new DOMException("There is no sender or receiver for the track.","InvalidAccessError"))}return o.apply(t,arguments)}}}},shimSourceObject:function(e){var t=e&&e.URL;"object"===typeof e&&(!e.HTMLMediaElement||"srcObject"in e.HTMLMediaElement.prototype||Object.defineProperty(e.HTMLMediaElement.prototype,"srcObject",{get:function(){return this._srcObject},set:function(e){var r=this;this._srcObject=e,this.src&&t.revokeObjectURL(this.src),e?(this.src=t.createObjectURL(e),e.addEventListener("addtrack",function(){r.src&&t.revokeObjectURL(r.src),r.src=t.createObjectURL(e)}),e.addEventListener("removetrack",function(){r.src&&t.revokeObjectURL(r.src),r.src=t.createObjectURL(e)})):this.src=""}}))},shimAddTrackRemoveTrackWithNative:function(e){e.RTCPeerConnection.prototype.getLocalStreams=function(){var e=this;return this._shimmedLocalStreams=this._shimmedLocalStreams||{},Object.keys(this._shimmedLocalStreams).map(function(t){return e._shimmedLocalStreams[t][0]})};var t=e.RTCPeerConnection.prototype.addTrack;e.RTCPeerConnection.prototype.addTrack=function(e,r){if(!r)return t.apply(this,arguments);this._shimmedLocalStreams=this._shimmedLocalStreams||{};var n=t.apply(this,arguments);return this._shimmedLocalStreams[r.id]?-1===this._shimmedLocalStreams[r.id].indexOf(n)&&this._shimmedLocalStreams[r.id].push(n):this._shimmedLocalStreams[r.id]=[r,n],n};var r=e.RTCPeerConnection.prototype.addStream;e.RTCPeerConnection.prototype.addStream=function(e){var t=this;this._shimmedLocalStreams=this._shimmedLocalStreams||{},e.getTracks().forEach(function(e){var r=t.getSenders().find(function(t){return t.track===e});if(r)throw new DOMException("Track already exists.","InvalidAccessError")});var n=t.getSenders();r.apply(this,arguments);var i=t.getSenders().filter(function(e){return-1===n.indexOf(e)});this._shimmedLocalStreams[e.id]=[e].concat(i)};var n=e.RTCPeerConnection.prototype.removeStream;e.RTCPeerConnection.prototype.removeStream=function(e){return this._shimmedLocalStreams=this._shimmedLocalStreams||{},delete this._shimmedLocalStreams[e.id],n.apply(this,arguments)};var i=e.RTCPeerConnection.prototype.removeTrack;e.RTCPeerConnection.prototype.removeTrack=function(e){var t=this;return this._shimmedLocalStreams=this._shimmedLocalStreams||{},e&&Object.keys(this._shimmedLocalStreams).forEach(function(r){var n=t._shimmedLocalStreams[r].indexOf(e);-1!==n&&t._shimmedLocalStreams[r].splice(n,1),1===t._shimmedLocalStreams[r].length&&delete t._shimmedLocalStreams[r]}),i.apply(this,arguments)}},shimAddTrackRemoveTrack:function(e){if(e.RTCPeerConnection){var t=n.detectBrowser(e);if(e.RTCPeerConnection.prototype.addTrack&&t.version>=65)return this.shimAddTrackRemoveTrackWithNative(e);var r=e.RTCPeerConnection.prototype.getLocalStreams;e.RTCPeerConnection.prototype.getLocalStreams=function(){var e=this,t=r.apply(this);return e._reverseStreams=e._reverseStreams||{},t.map(function(t){return e._reverseStreams[t.id]})};var i=e.RTCPeerConnection.prototype.addStream;e.RTCPeerConnection.prototype.addStream=function(t){var r=this;if(r._streams=r._streams||{},r._reverseStreams=r._reverseStreams||{},t.getTracks().forEach(function(e){var t=r.getSenders().find(function(t){return t.track===e});if(t)throw new DOMException("Track already exists.","InvalidAccessError")}),!r._reverseStreams[t.id]){var n=new e.MediaStream(t.getTracks());r._streams[t.id]=n,r._reverseStreams[n.id]=t,t=n}i.apply(r,[t])};var o=e.RTCPeerConnection.prototype.removeStream;e.RTCPeerConnection.prototype.removeStream=function(e){var t=this;t._streams=t._streams||{},t._reverseStreams=t._reverseStreams||{},o.apply(t,[t._streams[e.id]||e]),delete t._reverseStreams[t._streams[e.id]?t._streams[e.id].id:e.id],delete t._streams[e.id]},e.RTCPeerConnection.prototype.addTrack=function(t,r){var n=this;if("closed"===n.signalingState)throw new DOMException("The RTCPeerConnection's signalingState is 'closed'.","InvalidStateError");var i=[].slice.call(arguments,1);if(1!==i.length||!i[0].getTracks().find(function(e){return e===t}))throw new DOMException("The adapter.js addTrack polyfill only supports a single stream which is associated with the specified track.","NotSupportedError");var o=n.getSenders().find(function(e){return e.track===t});if(o)throw new DOMException("Track already exists.","InvalidAccessError");n._streams=n._streams||{},n._reverseStreams=n._reverseStreams||{};var a=n._streams[r.id];if(a)a.addTrack(t),Promise.resolve().then(function(){n.dispatchEvent(new Event("negotiationneeded"))});else{var s=new e.MediaStream([t]);n._streams[r.id]=s,n._reverseStreams[s.id]=r,n.addStream(s)}return n.getSenders().find(function(e){return e.track===t})},["createOffer","createAnswer"].forEach(function(t){var r=e.RTCPeerConnection.prototype[t];e.RTCPeerConnection.prototype[t]=function(){var e=this,t=arguments,n=arguments.length&&"function"===typeof arguments[0];return n?r.apply(e,[function(r){var n=c(e,r);t[0].apply(null,[n])},function(e){t[1]&&t[1].apply(null,e)},arguments[2]]):r.apply(e,arguments).then(function(t){return c(e,t)})}});var a=e.RTCPeerConnection.prototype.setLocalDescription;e.RTCPeerConnection.prototype.setLocalDescription=function(){var e=this;return arguments.length&&arguments[0].type?(arguments[0]=f(e,arguments[0]),a.apply(e,arguments)):a.apply(e,arguments)};var s=Object.getOwnPropertyDescriptor(e.RTCPeerConnection.prototype,"localDescription");Object.defineProperty(e.RTCPeerConnection.prototype,"localDescription",{get:function(){var e=this,t=s.get.apply(this);return""===t.type?t:c(e,t)}}),e.RTCPeerConnection.prototype.removeTrack=function(e){var t=this;if("closed"===t.signalingState)throw new DOMException("The RTCPeerConnection's signalingState is 'closed'.","InvalidStateError");if(!e._pc)throw new DOMException("Argument 1 of RTCPeerConnection.removeTrack does not implement interface RTCRtpSender.","TypeError");var r,n=e._pc===t;if(!n)throw new DOMException("Sender was not created by this connection.","InvalidAccessError");t._streams=t._streams||{},Object.keys(t._streams).forEach(function(n){var i=t._streams[n].getTracks().find(function(t){return e.track===t});i&&(r=t._streams[n])}),r&&(1===r.getTracks().length?t.removeStream(t._reverseStreams[r.id]):r.removeTrack(e.track),t.dispatchEvent(new Event("negotiationneeded")))}}function c(e,t){var r=t.sdp;return Object.keys(e._reverseStreams||[]).forEach(function(t){var n=e._reverseStreams[t],i=e._streams[n.id];r=r.replace(new RegExp(i.id,"g"),n.id)}),new RTCSessionDescription({type:t.type,sdp:r})}function f(e,t){var r=t.sdp;return Object.keys(e._reverseStreams||[]).forEach(function(t){var n=e._reverseStreams[t],i=e._streams[n.id];r=r.replace(new RegExp(n.id,"g"),i.id)}),new RTCSessionDescription({type:t.type,sdp:r})}},shimPeerConnection:function(e){var t=n.detectBrowser(e);if(!e.RTCPeerConnection&&e.webkitRTCPeerConnection&&(e.RTCPeerConnection=function(t,r){return i("PeerConnection"),t&&t.iceTransportPolicy&&(t.iceTransports=t.iceTransportPolicy),new e.webkitRTCPeerConnection(t,r)},e.RTCPeerConnection.prototype=e.webkitRTCPeerConnection.prototype,e.webkitRTCPeerConnection.generateCertificate&&Object.defineProperty(e.RTCPeerConnection,"generateCertificate",{get:function(){return e.webkitRTCPeerConnection.generateCertificate}})),e.RTCPeerConnection){var r=e.RTCPeerConnection.prototype.getStats;e.RTCPeerConnection.prototype.getStats=function(e,t,n){var i=this,o=arguments;if(arguments.length>0&&"function"===typeof e)return r.apply(this,arguments);if(0===r.length&&(0===arguments.length||"function"!==typeof arguments[0]))return r.apply(this,[]);var a=function(e){var t={},r=e.result();return r.forEach(function(e){var r={id:e.id,timestamp:e.timestamp,type:{localcandidate:"local-candidate",remotecandidate:"remote-candidate"}[e.type]||e.type};e.names().forEach(function(t){r[t]=e.stat(t)}),t[r.id]=r}),t},s=function(e){return new Map(Object.keys(e).map(function(t){return[t,e[t]]}))};if(arguments.length>=2){var c=function(e){o[1](s(a(e)))};return r.apply(this,[c,arguments[0]])}return new Promise(function(e,t){r.apply(i,[function(t){e(s(a(t)))},t])}).then(t,n)},t.version<51&&["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(t){var r=e.RTCPeerConnection.prototype[t];e.RTCPeerConnection.prototype[t]=function(){var e=arguments,t=this,n=new Promise(function(n,i){r.apply(t,[e[0],n,i])});return e.length<2?n:n.then(function(){e[1].apply(null,[])},function(t){e.length>=3&&e[2].apply(null,[t])})}}),t.version<52&&["createOffer","createAnswer"].forEach(function(t){var r=e.RTCPeerConnection.prototype[t];e.RTCPeerConnection.prototype[t]=function(){var e=this;if(arguments.length<1||1===arguments.length&&"object"===typeof arguments[0]){var t=1===arguments.length?arguments[0]:void 0;return new Promise(function(n,i){r.apply(e,[n,i,t])})}return r.apply(this,arguments)}}),["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(t){var r=e.RTCPeerConnection.prototype[t];e.RTCPeerConnection.prototype[t]=function(){return arguments[0]=new("addIceCandidate"===t?e.RTCIceCandidate:e.RTCSessionDescription)(arguments[0]),r.apply(this,arguments)}});var o=e.RTCPeerConnection.prototype.addIceCandidate;e.RTCPeerConnection.prototype.addIceCandidate=function(){return arguments[0]?o.apply(this,arguments):(arguments[1]&&arguments[1].apply(null),Promise.resolve())}}},fixNegotiationNeeded:function(e){n.wrapPeerConnectionEvent(e,"negotiationneeded",function(e){var t=e.target;if("stable"===t.signalingState)return e})},shimGetDisplayMedia:function(e,t){!e.navigator||!e.navigator.mediaDevices||"getDisplayMedia"in e.navigator.mediaDevices||("function"===typeof t?(e.navigator.mediaDevices.getDisplayMedia=function(r){return t(r).then(function(t){var n=r.video&&r.video.width,i=r.video&&r.video.height,o=r.video&&r.video.frameRate;return r.video={mandatory:{chromeMediaSource:"desktop",chromeMediaSourceId:t,maxFrameRate:o||3}},n&&(r.video.mandatory.maxWidth=n),i&&(r.video.mandatory.maxHeight=i),e.navigator.mediaDevices.getUserMedia(r)})},e.navigator.getDisplayMedia=function(t){return n.deprecated("navigator.getDisplayMedia","navigator.mediaDevices.getDisplayMedia"),e.navigator.mediaDevices.getDisplayMedia(t)}):console.error("shimGetDisplayMedia: getSourceId argument is not a function"))}}},faa1:function(e,t){function r(){this._events=this._events||{},this._maxListeners=this._maxListeners||void 0}function n(e){return"function"===typeof e}function i(e){return"number"===typeof e}function o(e){return"object"===typeof e&&null!==e}function a(e){return void 0===e}e.exports=r,r.EventEmitter=r,r.prototype._events=void 0,r.prototype._maxListeners=void 0,r.defaultMaxListeners=10,r.prototype.setMaxListeners=function(e){if(!i(e)||e<0||isNaN(e))throw TypeError("n must be a positive number");return this._maxListeners=e,this},r.prototype.emit=function(e){var t,r,i,s,c,f;if(this._events||(this._events={}),"error"===e&&(!this._events.error||o(this._events.error)&&!this._events.error.length)){if(t=arguments[1],t instanceof Error)throw t;var u=new Error('Uncaught, unspecified "error" event. ('+t+")");throw u.context=t,u}if(r=this._events[e],a(r))return!1;if(n(r))switch(arguments.length){case 1:r.call(this);break;case 2:r.call(this,arguments[1]);break;case 3:r.call(this,arguments[1],arguments[2]);break;default:s=Array.prototype.slice.call(arguments,1),r.apply(this,s)}else if(o(r))for(s=Array.prototype.slice.call(arguments,1),f=r.slice(),i=f.length,c=0;c0&&this._events[e].length>i&&(this._events[e].warned=!0,console.error("(node) warning: possible EventEmitter memory leak detected. %d listeners added. Use emitter.setMaxListeners() to increase limit.",this._events[e].length),"function"===typeof console.trace&&console.trace())),this},r.prototype.on=r.prototype.addListener,r.prototype.once=function(e,t){if(!n(t))throw TypeError("listener must be a function");var r=!1;function i(){this.removeListener(e,i),r||(r=!0,t.apply(this,arguments))}return i.listener=t,this.on(e,i),this},r.prototype.removeListener=function(e,t){var r,i,a,s;if(!n(t))throw TypeError("listener must be a function");if(!this._events||!this._events[e])return this;if(r=this._events[e],a=r.length,i=-1,r===t||n(r.listener)&&r.listener===t)delete this._events[e],this._events.removeListener&&this.emit("removeListener",e,t);else if(o(r)){for(s=a;s-- >0;)if(r[s]===t||r[s].listener&&r[s].listener===t){i=s;break}if(i<0)return this;1===r.length?(r.length=0,delete this._events[e]):r.splice(i,1),this._events.removeListener&&this.emit("removeListener",e,t)}return this},r.prototype.removeAllListeners=function(e){var t,r;if(!this._events)return this;if(!this._events.removeListener)return 0===arguments.length?this._events={}:this._events[e]&&delete this._events[e],this;if(0===arguments.length){for(t in this._events)"removeListener"!==t&&this.removeAllListeners(t);return this.removeAllListeners("removeListener"),this._events={},this}if(r=this._events[e],n(r))this.removeListener(e,r);else if(r)while(r.length)this.removeListener(e,r[r.length-1]);return delete this._events[e],this},r.prototype.listeners=function(e){var t;return t=this._events&&this._events[e]?n(this._events[e])?[this._events[e]]:this._events[e].slice():[],t},r.prototype.listenerCount=function(e){if(this._events){var t=this._events[e];if(n(t))return 1;if(t)return t.length}return 0},r.listenerCount=function(e,t){return e.listenerCount(t)}},fda6:function(e,t,r){var n=r("8947"),i=r("4228"),o=r("e85f");function a(){return Object.keys(o)}t.createCipher=t.Cipher=n.createCipher,t.createCipheriv=t.Cipheriv=n.createCipheriv,t.createDecipher=t.Decipher=i.createDecipher,t.createDecipheriv=t.Decipheriv=i.createDecipheriv,t.listCiphers=t.getCiphers=a},fdac:function(e,t,r){var n;function i(e){this.rand=e}if(e.exports=function(e){return n||(n=new i(null)),n.generate(e)},e.exports.Rand=i,i.prototype.generate=function(e){return this._rand(e)},i.prototype._rand=function(e){if(this.rand.getBytes)return this.rand.getBytes(e);for(var t=new Uint8Array(e),r=0;r