trystero-nostr.0.20.0.min.js

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u(h,c,d)}add(t){d(t);const{px:n,py:i,pz:s}=this,{px:o,py:a,pz:h}=t;let c=r.ZERO,l=r.ZERO,f=r.ZERO;const p=e.a,g=r.mul(e.b,pt);let y=r.mul(n,o),m=r.mul(i,a),_=r.mul(s,h),b=r.add(n,i),w=r.add(o,a);b=r.mul(b,w),w=r.add(y,m),b=r.sub(b,w),w=r.add(n,s);let E=r.add(o,h);return w=r.mul(w,E),E=r.add(y,_),w=r.sub(w,E),E=r.add(i,s),c=r.add(a,h),E=r.mul(E,c),c=r.add(m,_),E=r.sub(E,c),f=r.mul(p,w),c=r.mul(g,_),f=r.add(c,f),c=r.sub(m,f),f=r.add(m,f),l=r.mul(c,f),m=r.add(y,y),m=r.add(m,y),_=r.mul(p,_),w=r.mul(g,w),m=r.add(m,_),_=r.sub(y,_),_=r.mul(p,_),w=r.add(w,_),y=r.mul(m,w),l=r.add(l,y),y=r.mul(E,w),c=r.mul(b,c),c=r.sub(c,y),y=r.mul(b,m),f=r.mul(E,f),f=r.add(f,y),new u(c,l,f)}subtract(t){return this.add(t.negate())}is0(){return this.equals(u.ZERO)}wNAF(t){return f.wNAFCached(this,c,t,(t=>{const e=r.invertBatch(t.map((t=>t.pz)));return t.map(((t,r)=>t.toAffine(e[r]))).map(u.fromAffine)}))}multiplyUnsafe(t){const n=u.ZERO;if(t===lt)return n;if(a(t),t===ft)return this;const{endo:i}=e;if(!i)return f.unsafeLadder(this,t);let{k1neg:s,k1:o,k2neg:h,k2:c}=i.splitScalar(t),d=n,l=n,p=this;for(;o>lt||c>lt;)o&ft&&(d=d.add(p)),c&ft&&(l=l.add(p)),p=p.double(),o>>=ft,c>>=ft;return s&&(d=d.negate()),h&&(l=l.negate()),l=new u(r.mul(l.px,i.beta),l.py,l.pz),d.add(l)}multiply(t){a(t);let n,i,s=t;const{endo:o}=e;if(o){const{k1neg:t,k1:e,k2neg:a,k2:h}=o.splitScalar(s);let{p:c,f:d}=this.wNAF(e),{p:l,f:p}=this.wNAF(h);c=f.constTimeNegate(t,c),l=f.constTimeNegate(a,l),l=new u(r.mul(l.px,o.beta),l.py,l.pz),n=c.add(l),i=d.add(p)}else{const{p:t,f:e}=this.wNAF(s);n=t,i=e}return u.normalizeZ([n,i])[0]}multiplyAndAddUnsafe(t,e,r){const n=u.BASE,i=(t,e)=>e!==lt&&e!==ft&&t.equals(n)?t.multiply(e):t.multiplyUnsafe(e),s=i(this,e).add(i(t,r));return s.is0()?void 0:s}toAffine(t){const{px:e,py:n,pz:i}=this,s=this.is0();null==t&&(t=s?r.ONE:r.inv(i));const o=r.mul(e,t),a=r.mul(n,t),h=r.mul(i,t);if(s)return{x:r.ZERO,y:r.ZERO};if(!r.eql(h,r.ONE))throw Error("invZ was invalid");return{x:o,y:a}}isTorsionFree(){const{h:t,isTorsionFree:r}=e;if(t===ft)return!0;if(r)return r(u,this);throw Error("isTorsionFree() has not been declared for the elliptic curve")}clearCofactor(){const{h:t,clearCofactor:r}=e;return t===ft?this:r?r(u,this):this.multiplyUnsafe(e.h)}toRawBytes(t=!0){return this.assertValidity(),n(u,this,t)}toHex(t=!0){return x(this.toRawBytes(t))}}u.BASE=new u(e.Gx,e.Gy,r.ONE),u.ZERO=new u(r.ZERO,r.ONE,r.ZERO);const l=e.nBitLength,f=function(t,e){const r=(t,e)=>{const r=e.negate();return t?r:e},n=t=>({windows:Math.ceil(e/t)+1,windowSize:2**(t-1)});return{constTimeNegate:r,unsafeLadder(e,r){let n=t.ZERO,i=e;for(;r>ot;)r&at&&(n=n.add(i)),i=i.double(),r>>=at;return n},precomputeWindow(t,e){const{windows:r,windowSize:i}=n(e),s=[];let o=t,a=o;for(let t=0;t<r;t++){a=o,s.push(a);for(let t=1;t<i;t++)a=a.add(o),s.push(a);o=a.double()}return s},wNAF(e,i,s){const{windows:o,windowSize:a}=n(e);let h=t.ZERO,c=t.BASE;const d=BigInt(2**e-1),u=2**e,l=BigInt(e);for(let t=0;t<o;t++){const e=t*a;let n=Number(s&d);s>>=l,n>a&&(n-=u,s+=at);const o=e,f=e+Math.abs(n)-1,p=t%2!=0,g=n<0;0===n?c=c.add(r(p,i[o])):h=h.add(r(g,i[f]))}return{p:h,f:c}},wNAFCached(t,e,r,n){const i=t._WINDOW_SIZE||1;let s=e.get(t);return s||(s=this.precomputeWindow(t,i),1!==i&&e.set(t,n(s))),this.wNAF(i,s,r)}}}(u,e.endo?Math.ceil(l/2):l);return{CURVE:e,ProjectivePoint:u,normPrivateKeyToScalar:h,weierstrassEquation:s,isWithinCurveOrder:o}}function yt(t){const e=function(t){const e=ht(t);return j(e,{hash:"hash",hmac:"function",randomBytes:"function"},{bits2int:"function",bits2int_modN:"function",lowS:"boolean"}),Object.freeze({lowS:!0,...e})}(t),{Fp:r,n}=e,i=r.BYTES+1,s=2*r.BYTES+1;function o(t){return J(t,n)}function a(t){return tt(t,n)}const{ProjectivePoint:h,normPrivateKeyToScalar:c,weierstrassEquation:d,isWithinCurveOrder:u}=gt({...e,toBytes(t,e,n){const i=e.toAffine(),s=r.toBytes(i.x),o=F;return n?o(Uint8Array.from([e.hasEvenY()?2:3]),s):o(Uint8Array.from([4]),s,r.toBytes(i.y))},fromBytes(t){const e=t.length,n=t[0],o=t.subarray(1);if(e!==i||2!==n&&3!==n){if(e===s&&4===n){return{x:r.fromBytes(o.subarray(0,r.BYTES)),y:r.fromBytes(o.subarray(r.BYTES,2*r.BYTES))}}throw Error(`Point of length ${e} was invalid. Expected ${i} compressed bytes or ${s} uncompressed bytes`)}{const t=B(o);if(!(lt<(a=t)&&a<r.ORDER))throw Error("Point is not on curve");const e=d(t);let i;try{i=r.sqrt(e)}catch(t){const e=t instanceof Error?": "+t.message:"";throw Error("Point is not on curve"+e)}return!(1&~n)!==((i&ft)===ft)&&(i=r.neg(i)),{x:t,y:i}}var a}}),l=t=>x(O(t,e.nByteLength));function f(t){return t>n>>ft}const p=(t,e,r)=>B(t.slice(e,r));class g{constructor(t,e,r){this.r=t,this.s=e,this.recovery=r,this.assertValidity()}static fromCompact(t){const r=e.nByteLength;return t=P("compactSignature",t,2*r),new g(p(t,0,r),p(t,r,2*r))}static fromDER(t){const{r:e,s:r}=ut.toSig(P("DER",t));return new g(e,r)}assertValidity(){if(!u(this.r))throw Error("r must be 0 < r < CURVE.n");if(!u(this.s))throw Error("s must be 0 < s < CURVE.n")}addRecoveryBit(t){return new g(this.r,this.s,t)}recoverPublicKey(t){const{r:n,s:i,recovery:s}=this,c=b(P("msgHash",t));if(null==s||![0,1,2,3].includes(s))throw Error("recovery id invalid");const d=2===s||3===s?n+e.n:n;if(d>=r.ORDER)throw Error("recovery id 2 or 3 invalid");const u=1&s?"03":"02",f=h.fromHex(u+l(d)),p=a(d),g=o(-c*p),y=o(i*p),m=h.BASE.multiplyAndAddUnsafe(f,g,y);if(!m)throw Error("point at infinify");return m.assertValidity(),m}hasHighS(){return f(this.s)}normalizeS(){return this.hasHighS()?new g(this.r,o(-this.s),this.recovery):this}toDERRawBytes(){return I(this.toDERHex())}toDERHex(){return ut.hexFromSig({r:this.r,s:this.s})}toCompactRawBytes(){return I(this.toCompactHex())}toCompactHex(){return l(this.r)+l(this.s)}}const y={isValidPrivateKey(t){try{return c(t),!0}catch(t){return!1}},normPrivateKeyToScalar:c,randomPrivateKey(){const t=st(e.n);return function(t,e,r=!1){const n=t.length,i=it(e),s=st(e);if(n<16||n<s||n>1024)throw Error(`expected ${s}-1024 bytes of input, got ${n}`);const o=J(r?B(t):N(t),e-W)+W;return r?L(o,i):O(o,i)}(e.randomBytes(t),e.n)},precompute:(t=8,e=h.BASE)=>(e._setWindowSize(t),e.multiply(BigInt(3)),e)};function m(t){const e=v(t),r="string"==typeof t,n=(e||r)&&t.length;return e?n===i||n===s:r?n===2*i||n===2*s:t instanceof h}const _=e.bits2int||(t=>{const r=B(t),n=8*t.length-e.nBitLength;return n>0?r>>BigInt(n):r}),b=e.bits2int_modN||(t=>o(_(t))),w=D(e.nBitLength);function E(t){if("bigint"!=typeof t)throw Error("bigint expected");if(!(lt<=t&&t<w))throw Error("bigint expected < 2^"+e.nBitLength);return O(t,e.nByteLength)}function S(t,n,i=C){if(["recovered","canonical"].some((t=>t in i)))throw Error("sign() legacy options not supported");const{hash:s,randomBytes:d}=e;let{lowS:l,prehash:p,extraEntropy:y}=i;null==l&&(l=!0),t=P("msgHash",t),p&&(t=P("prehashed msgHash",s(t)));const m=b(t),w=c(n),v=[E(w),E(m)];if(null!=y&&!1!==y){const t=!0===y?d(r.BYTES):y;v.push(P("extraEntropy",t))}const S=F(...v),x=m;return{seed:S,k2sig(t){const e=_(t);if(!u(e))return;const r=a(e),n=h.BASE.multiply(e).toAffine(),i=o(n.x);if(i===lt)return;const s=o(r*o(x+i*w));if(s===lt)return;let c=(n.x===i?0:2)|Number(n.y&ft),d=s;return l&&f(s)&&(d=function(t){return f(t)?o(-t):t}(s),c^=1),new g(i,d,c)}}}const C={lowS:e.lowS,prehash:!1},A={lowS:e.lowS,prehash:!1};return h.BASE._setWindowSize(8),{CURVE:e,getPublicKey(t,e=!0){return h.fromPrivateKey(t).toRawBytes(e)},getSharedSecret(t,e,r=!0){if(m(t))throw Error("first arg must be private key");if(!m(e))throw Error("second arg must be public key");return h.fromHex(e).multiply(c(t)).toRawBytes(r)},sign(t,r,n=C){const{seed:i,k2sig:s}=S(t,r,n),o=e;return M(o.hash.outputLen,o.nByteLength,o.hmac)(i,s)},verify(t,r,n,i=A){const s=t;if(r=P("msgHash",r),n=P("publicKey",n),"strict"in i)throw Error("options.strict was renamed to lowS");const{lowS:c,prehash:d}=i;let u,l;try{if("string"==typeof s||v(s))try{u=g.fromDER(s)}catch(t){if(!(t instanceof ut.Err))throw t;u=g.fromCompact(s)}else{if("object"!=typeof s||"bigint"!=typeof s.r||"bigint"!=typeof s.s)throw Error("PARSE");{const{r:t,s:e}=s;u=new g(t,e)}}l=h.fromHex(n)}catch(t){if("PARSE"===t.message)throw Error("signature must be Signature instance, Uint8Array or hex string");return!1}if(c&&u.hasHighS())return!1;d&&(r=e.hash(r));const{r:f,s:p}=u,y=b(r),m=a(p),_=o(y*m),w=o(f*m),E=h.BASE.multiplyAndAddUnsafe(l,_,w)?.toAffine();return!!E&&o(E.x)===f},ProjectivePoint:h,Signature:g,utils:y}}function mt(t){return{hash:t,hmac(r,...n){return _(t,r,function(...t){let r=0;for(let n=0;n<t.length;n++){const i=t[n];e(i),r+=i.length}const n=new Uint8Array(r);for(let e=0,r=0;e<t.length;e++){const i=t[e];n.set(i,r),r+=i.length}return n}(...n))},randomBytes:c}}BigInt(4);const _t=BigInt("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffefffffc2f"),bt=BigInt("0xfffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364141"),wt=BigInt(1),Et=BigInt(2),vt=(t,e)=>(t+e/Et)/e;function St(t){const e=_t,r=BigInt(3),n=BigInt(6),i=BigInt(11),s=BigInt(22),o=BigInt(23),a=BigInt(44),h=BigInt(88),c=t*t*t%e,d=c*c*t%e,u=X(d,r,e)*d%e,l=X(u,r,e)*d%e,f=X(l,Et,e)*c%e,p=X(f,i,e)*f%e,g=X(p,s,e)*p%e,y=X(g,a,e)*g%e,m=X(y,h,e)*y%e,_=X(m,a,e)*g%e,b=X(_,r,e)*d%e,w=X(b,o,e)*p%e,E=X(w,n,e)*c%e,v=X(E,Et,e);if(!Ct.eql(Ct.sqr(v),t))throw Error("Cannot find square root");return v}const Ct=function(t,e,r=!1,n={}){if(t<=z)throw Error("Expected Field ORDER > 0, got "+t);const{nBitLength:i,nByteLength:s}=nt(t,e);if(s>2048)throw Error("Field lengths over 2048 bytes are not supported");const o=et(t),a=Object.freeze({ORDER:t,BITS:i,BYTES:s,MASK:D(i),ZERO:z,ONE:W,create(e){return J(e,t)},isValid(e){if("bigint"!=typeof e)throw Error("Invalid field element: expected bigint, got "+typeof e);return z<=e&&e<t},is0(t){return t===z},isOdd(t){return(t&W)===W},neg(e){return J(-e,t)},eql(t,e){return t===e},sqr(e){return J(e*e,t)},add(e,r){return J(e+r,t)},sub(e,r){return J(e-r,t)},mul(e,r){return J(e*r,t)},pow(t,e){return function(t,e,r){if(r<z)throw Error("Expected power > 0");if(r===z)return t.ONE;if(r===W)return e;let n=t.ONE,i=e;for(;r>z;)r&W&&(n=t.mul(n,i)),i=t.sqr(i),r>>=W;return n}(a,t,e)},div(e,r){return J(e*tt(r,t),t)},sqrN(t){return t*t},addN(t,e){return t+e},subN(t,e){return t-e},mulN(t,e){return t*e},inv(e){return tt(e,t)},sqrt:n.sqrt||(t=>o(a,t)),invertBatch(t){return function(t,e){const r=Array(e.length),n=e.reduce(((e,n,i)=>t.is0(n)?e:(r[i]=e,t.mul(e,n))),t.ONE),i=t.inv(n);return e.reduceRight(((e,n,i)=>t.is0(n)?e:(r[i]=t.mul(e,r[i]),t.mul(e,n))),i),r}(a,t)},cmov(t,e,r){return r?e:t},toBytes(t){return r?L(t,s):O(t,s)},fromBytes(t){if(t.length!==s)throw Error(`Fp.fromBytes: expected ${s}, got ${t.length}`);return r?N(t):B(t)}});return Object.freeze(a)}(_t,void 0,void 0,{sqrt:St}),xt=function(t,e){const r=e=>yt({...t,...mt(e)});return Object.freeze({...r(e),create:r})}({a:BigInt(0),b:BigInt(7),Fp:Ct,n:bt,Gx:BigInt("55066263022277343669578718895168534326250603453777594175500187360389116729240"),Gy:BigInt("32670510020758816978083085130507043184471273380659243275938904335757337482424"),h:BigInt(1),lowS:!0,endo:{beta:BigInt("0x7ae96a2b657c07106e64479eac3434e99cf0497512f58995c1396c28719501ee"),splitScalar(t){const e=bt,r=BigInt("0x3086d221a7d46bcde86c90e49284eb15"),n=-wt*BigInt("0xe4437ed6010e88286f547fa90abfe4c3"),i=BigInt("0x114ca50f7a8e2f3f657c1108d9d44cfd8"),s=r,o=BigInt("0x100000000000000000000000000000000"),a=vt(s*t,e),h=vt(-n*t,e);let c=J(t-a*r-h*i,e),d=J(-a*n-h*s,e);const u=c>o,l=d>o;if(u&&(c=e-c),l&&(d=e-d),c>o||d>o)throw Error("splitScalar: Endomorphism failed, k="+t);return{k1neg:u,k1:c,k2neg:l,k2:d}}}},y),At=BigInt(0),Tt=t=>"bigint"==typeof t&&At<t&&t<_t,Rt=t=>"bigint"==typeof t&&At<t&&t<bt,kt={};function It(t,...e){let r=kt[t];if(void 0===r){const 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t._duplexState=402653183&t._duplexState|262144,void t._final(Vr.bind(this));4!=(t._duplexState&Pr)?1==(t._duplexState&qr)&&(t._duplexState=(t._duplexState|Nr)&er,t._open(Xr.bind(this))):t._duplexState&Ur||(t._duplexState|=Nr,t._destroy(Zr.bind(this)))}continueUpdate(){return!!(this.stream._duplexState&xr)&&(this.stream._duplexState&=Ir,!0)}updateCallback(){(35127311&this.stream._duplexState)===wr?this.update():this.updateNextTick()}updateNextTick(){this.stream._duplexState&xr||(this.stream._duplexState|=xr,this.stream._duplexState&br||Je(this.afterUpdateNextTick))}}class zr{constructor(t,{highWaterMark:e=16384,map:r=null,mapReadable:n,byteLength:i,byteLengthReadable:s}={}){this.stream=t,this.queue=new Qe,this.highWaterMark=0===e?1:e,this.buffered=0,this.readAhead=e>0,this.error=null,this.pipeline=null,this.byteLength=s||i||hn,this.map=n||r,this.pipeTo=null,this.afterRead=Gr.bind(this),this.afterUpdateNextTick=Jr.bind(this)}get ended(){return!!(this.stream._duplexState&dr)}pipe(t,e){if(null!==this.pipeTo)throw Error("Can only pipe to one destination");if("function"!=typeof e&&(e=null),this.stream._duplexState|=512,this.pipeTo=t,this.pipeline=new Wr(this.stream,t,e),e&&this.stream.on("error",cn),an(t))t._writableState.pipeline=this.pipeline,e&&t.on("error",cn),t.on("finish",this.pipeline.finished.bind(this.pipeline));else{const e=this.pipeline.done.bind(this.pipeline,t),r=this.pipeline.done.bind(this.pipeline,t,null);t.on("error",e),t.on("close",r),t.on("finish",this.pipeline.finished.bind(this.pipeline))}t.on("drain",Kr.bind(this)),this.stream.emit("piping",t),t.emit("pipe",this.stream)}push(t){const e=this.stream;return null===t?(this.highWaterMark=0,e._duplexState=536805311&e._duplexState|1024,!1):(null!==this.map&&null===(t=this.map(t))||(this.buffered+=this.byteLength(t),this.queue.push(t),e._duplexState=536805375&e._duplexState|128),this.buffered<this.highWaterMark)}shift(){const t=this.queue.shift();return this.buffered-=this.byteLength(t),0===this.buffered&&(this.stream._duplexState&=536862591),t}unshift(t){const e=[null!==this.map?this.map(t):t];for(;this.buffered>0;)e.push(this.shift());for(let t=0;t<e.length-1;t++){const r=e[t];this.buffered+=this.byteLength(r),this.queue.push(r)}this.push(e[e.length-1])}read(){const t=this.stream;if((16527&t._duplexState)===ir){const e=this.shift();return null!==this.pipeTo&&!1===this.pipeTo.write(e)&&(t._duplexState&=gr),t._duplexState&ar&&t.emit("data",e),e}return!1===this.readAhead&&(t._duplexState|=lr,this.updateNextTick()),null}drain(){const t=this.stream;for(;(16527&t._duplexState)===ir&&768&t._duplexState;){const e=this.shift();null!==this.pipeTo&&!1===this.pipeTo.write(e)&&(t._duplexState&=gr),t._duplexState&ar&&t.emit("data",e)}}update(){const t=this.stream;t._duplexState|=32;do{for(this.drain();this.buffered<this.highWaterMark&&(214047&t._duplexState)===lr;)t._duplexState|=65552,t._read(this.afterRead),this.drain();4224==(12431&t._duplexState)&&(t._duplexState|=cr,t.emit("readable")),80&t._duplexState||this.updateNonPrimary()}while(!0===this.continueUpdate());t._duplexState&=mr}updateNonPrimary(){const t=this.stream;(1167&t._duplexState)===or&&(t._duplexState=536869887&t._duplexState|16384,t.emit("end"),(t._duplexState&Dr)===Lr&&(t._duplexState|=4),null!==this.pipeTo&&this.pipeTo.end()),4!=(t._duplexState&Pr)?1==(t._duplexState&qr)&&(t._duplexState=(t._duplexState|Nr)&er,t._open(Xr.bind(this))):t._duplexState&Ur||(t._duplexState|=Nr,t._destroy(Zr.bind(this)))}continueUpdate(){return!!(this.stream._duplexState&ur)&&(this.stream._duplexState&=yr,!0)}updateCallback(){(32879&this.stream._duplexState)===nr?this.update():this.updateNextTick()}updateNextTick(){this.stream._duplexState&ur||(this.stream._duplexState|=ur,32&this.stream._duplexState||Je(this.afterUpdateNextTick))}}class Wr{constructor(t,e,r){this.from=t,this.to=e,this.afterPipe=r,this.error=null,this.pipeToFinished=!1}finished(){this.pipeToFinished=!0}done(t,e){e&&(this.error=e),t!==this.to||(this.to=null,null===this.from)?t!==this.from||(this.from=null,null===this.to)?(null!==this.afterPipe&&this.afterPipe(this.error),this.to=this.from=this.afterPipe=null):t._duplexState&dr||this.to.destroy(this.error||Error("Readable stream closed before ending")):this.from._duplexState&dr&&this.pipeToFinished||this.from.destroy(this.error||Error("Writable stream closed prematurely"))}}function Kr(){this.stream._duplexState|=512,this.updateCallback()}function Vr(t){const e=this.stream;t&&e.destroy(t),e._duplexState&Pr||(e._duplexState|=Sr,e.emit("finish")),(e._duplexState&Dr)===Lr&&(e._duplexState|=4),e._duplexState&=Rr,e._duplexState&br?this.updateNextTick():this.update()}function Zr(t){const e=this.stream;t||this.error===Ge||(t=this.error),t&&e.emit("error",t),e._duplexState|=8,e.emit("close");const r=e._readableState,n=e._writableState;if(null!==r&&null!==r.pipeline&&r.pipeline.done(e,t),null!==n){for(;null!==n.drains&&n.drains.length>0;)n.drains.shift().resolve(!1);null!==n.pipeline&&n.pipeline.done(e,t)}}function Yr(t){const e=this.stream;t&&e.destroy(t),e._duplexState&=Rr,null!==this.drains&&function(t){for(let e=0;e<t.length;e++)0==--t[e].writes&&(t.shift().resolve(!0),e--)}(this.drains),(6553615&e._duplexState)===vr&&(e._duplexState&=532676607,(e._duplexState&Cr)===Cr&&e.emit("drain")),this.updateCallback()}function Gr(t){t&&this.stream.destroy(t),this.stream._duplexState&=pr,!1!==this.readAhead||this.stream._duplexState&sr||(this.stream._duplexState&=_r),this.updateCallback()}function Jr(){32&this.stream._duplexState||(this.stream._duplexState&=yr,this.update())}function Qr(){this.stream._duplexState&br||(this.stream._duplexState&=Ir,this.update())}function Xr(t){const e=this.stream;t&&e.destroy(t),4&e._duplexState||(17423&e._duplexState||(e._duplexState|=nr),142606351&e._duplexState||(e._duplexState|=wr),e.emit("open")),e._duplexState&=Or,null!==e._writableState&&e._writableState.updateCallback(),null!==e._readableState&&e._readableState.updateCallback()}function tn(t){null!==this._readableState&&("data"===t&&(this._duplexState|=133376,this._readableState.updateNextTick()),"readable"===t&&(this._duplexState|=hr,this._readableState.updateNextTick())),null!==this._writableState&&"drain"===t&&(this._duplexState|=Cr,this._writableState.updateNextTick())}class en extends Ye{constructor(t){super(),this._duplexState=0,this._readableState=null,this._writableState=null,t&&(t.open&&(this._open=t.open),t.destroy&&(this._destroy=t.destroy),t.predestroy&&(this._predestroy=t.predestroy),t.signal&&t.signal.addEventListener("abort",dn.bind(this))),this.on("newListener",tn)}_open(t){t(null)}_destroy(t){t(null)}_predestroy(){}get readable(){return null!==this._readableState||void 0}get writable(){return null!==this._writableState||void 0}get destroyed(){return!!(8&this._duplexState)}get destroying(){return!!(this._duplexState&Pr)}destroy(t){this._duplexState&Pr||(t||(t=Ge),this._duplexState=535822271&this._duplexState|4,null!==this._readableState&&(this._readableState.highWaterMark=0,this._readableState.error=t),null!==this._writableState&&(this._writableState.highWaterMark=0,this._writableState.error=t),this._duplexState|=2,this._predestroy(),this._duplexState&=rr,null!==this._readableState&&this._readableState.updateNextTick(),null!==this._writableState&&this._writableState.updateNextTick())}}class rn extends en{constructor(t){super(t),this._duplexState|=8519681,this._readableState=new zr(this,t),t&&(!1===this._readableState.readAhead&&(this._duplexState&=_r),t.read&&(this._read=t.read),t.eagerOpen&&this._readableState.updateNextTick(),t.encoding&&this.setEncoding(t.encoding))}setEncoding(t){const e=new Xe(t),r=this._readableState.map||sn;return this._readableState.map=function(t){const n=e.push(t);return""===n?null:r(n)},this}_read(t){t(null)}pipe(t,e){return this._readableState.updateNextTick(),this._readableState.pipe(t,e),t}read(){return this._readableState.updateNextTick(),this._readableState.read()}push(t){return this._readableState.updateNextTick(),this._readableState.push(t)}unshift(t){return this._readableState.updateNextTick(),this._readableState.unshift(t)}resume(){return this._duplexState|=fr,this._readableState.updateNextTick(),this}pause(){return this._duplexState&=!1===this._readableState.readAhead?536739583:536870655,this}static _fromAsyncIterator(t,e){let r;const n=new rn({...e,read(e){t.next().then(i).then(e.bind(null,null)).catch(e)},predestroy(){r=t.return()},destroy(t){if(!r)return t(null);r.then(t.bind(null,null)).catch(t)}});return n;function i(t){t.done?n.push(null):n.push(t.value)}}static from(t,e){if(an(r=t)&&r.readable)return t;var r;if(t[jr])return this._fromAsyncIterator(t[jr](),e);Array.isArray(t)||(t=void 0===t?[]:[t]);let n=0;return new rn({...e,read(e){this.push(n===t.length?null:t[n++]),e(null)}})}static isBackpressured(t){return!!(17422&t._duplexState)||t._readableState.buffered>=t._readableState.highWaterMark}static isPaused(t){return!(t._duplexState&sr)}[jr](){const t=this;let e=null,r=null,n=null;return this.on("error",(t=>{e=t})),this.on("readable",(function(){null!==r&&i(t.read())})),this.on("close",(function(){null!==r&&i(null)})),{[jr](){return this},next:()=>new Promise(((e,s)=>{r=e,n=s;const o=t.read();null!==o?i(o):8&t._duplexState&&i(null)})),return:()=>s(null),throw:t=>s(t)};function i(i){null!==n&&(e?n(e):null!==i||t._duplexState&dr?r({value:i,done:null===i}):n(Ge),n=r=null)}function s(e){return t.destroy(e),new Promise(((r,n)=>{if(8&t._duplexState)return r({value:void 0,done:!0});t.once("close",(()=>{e?n(e):r({value:void 0,done:!0})}))}))}}}class nn extends rn{constructor(t){super(t),this._duplexState=1|this._duplexState&lr,this._writableState=new $r(this,t),t&&(t.writev&&(this._writev=t.writev),t.write&&(this._write=t.write),t.final&&(this._final=t.final))}cork(){this._duplexState|=Tr}uncork(){this._duplexState&=Br,this._writableState.updateNextTick()}_writev(t,e){e(null)}_write(t,e){this._writableState.autoBatch(t,e)}_final(t){t(null)}write(t){return this._writableState.updateNextTick(),this._writableState.push(t)}end(t){return this._writableState.updateNextTick(),this._writableState.end(t),this}}function sn(t){return t}function on(t){return!!t._readableState||!!t._writableState}function an(t){return"number"==typeof t._duplexState&&on(t)}function hn(t){return function(t){return"object"==typeof t&&null!==t&&"number"==typeof t.byteLength}(t)?t.byteLength:1024}function cn(){}function dn(){this.destroy(Error("Stream aborted."))}var un=nn;function ln(t,e){for(const r in e)Object.defineProperty(t,r,{value:e[r],enumerable:!0,configurable:!0});return t}var fn=ye((function(t,e,r){if(!t||"string"==typeof t)throw new TypeError("Please pass an Error to err-code");r||(r={}),"object"==typeof e&&(r=e,e=""),e&&(r.code=e);try{return ln(t,r)}catch(e){r.message=t.message,r.stack=t.stack;const n=()=>{};n.prototype=Object.create(Object.getPrototypeOf(t));return ln(new n,r)}}));const pn="0123456789abcdef",gn=[];for(let t=0;t<256;t++)gn[t]=pn[t>>4&15]+pn[15&t];const yn=t=>{const e=t.length;let r="",n=0;for(;n<e;)r+=gn[t[n++]];return r};for(var mn="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",_n="undefined"==typeof Uint8Array?[]:new Uint8Array(256),bn=0;bn<64;bn++)_n[mn.charCodeAt(bn)]=bn;new TextDecoder;const wn=new TextEncoder,En="undefined"!=typeof window?window:self,vn=En.crypto||En.msCrypto||{};vn.subtle||vn.webkitSubtle;const Sn=t=>{const e=new Uint8Array(t);return vn.getRandomValues(e)},Cn=ve("simple-peer"),xn=65536;function An(t){return t.replace(/a=ice-options:trickle\s\n/g,"")}let Tn=class t extends un{_pc;constructor(e){if(super(e=Object.assign({allowHalfOpen:!1},e)),this.__objectMode=!!e.objectMode,this._id=yn(Sn(4)).slice(0,7),this._debug("new peer %o",e),this.channelName=e.initiator?e.channelName||yn(Sn(20)):null,this.initiator=e.initiator||!1,this.channelConfig=e.channelConfig||t.channelConfig,this.channelNegotiated=this.channelConfig.negotiated,this.config=Object.assign({},t.config,e.config),this.offerOptions=e.offerOptions||{},this.answerOptions=e.answerOptions||{},this.sdpTransform=e.sdpTransform||(t=>t),this.trickle=void 0===e.trickle||e.trickle,this.allowHalfTrickle=void 0!==e.allowHalfTrickle&&e.allowHalfTrickle,this.iceCompleteTimeout=e.iceCompleteTimeout||5e3,this._destroying=!1,this._connected=!1,this.remoteAddress=void 0,this.remoteFamily=void 0,this.remotePort=void 0,this.localAddress=void 0,this.localFamily=void 0,this.localPort=void 0,!Ce)throw"undefined"==typeof window?fn(Error("No WebRTC support: Specify `opts.wrtc` option in this environment"),"ERR_WEBRTC_SUPPORT"):fn(Error("No WebRTC support: Not a supported browser"),"ERR_WEBRTC_SUPPORT");this._pcReady=!1,this._channelReady=!1,this._iceComplete=!1,this._iceCompleteTimer=null,this._channel=null,this._pendingCandidates=[],this._isNegotiating=!1,this._firstNegotiation=!0,this._batchedNegotiation=!1,this._queuedNegotiation=!1,this._sendersAwaitingStable=[],this._closingInterval=null,this._remoteTracks=[],this._remoteStreams=[],this._chunk=null,this._cb=null,this._interval=null;try{this._pc=new Ce(this.config)}catch(t){return void this.__destroy(fn(t,"ERR_PC_CONSTRUCTOR"))}this._isReactNativeWebrtc="number"==typeof this._pc._peerConnectionId,this._pc.oniceconnectionstatechange=()=>{this._onIceStateChange()},this._pc.onicegatheringstatechange=()=>{this._onIceStateChange()},this._pc.onconnectionstatechange=()=>{this._onConnectionStateChange()},this._pc.onsignalingstatechange=()=>{this._onSignalingStateChange()},this._pc.onicecandidate=t=>{this._onIceCandidate(t)},"object"==typeof this._pc.peerIdentity&&this._pc.peerIdentity.catch((t=>{this.__destroy(fn(t,"ERR_PC_PEER_IDENTITY"))})),this.initiator||this.channelNegotiated?this._setupData({channel:this._pc.createDataChannel(this.channelName,this.channelConfig)}):this._pc.ondatachannel=t=>{this._setupData(t)},this._debug("initial negotiation"),this._needsNegotiation(),this._onFinishBound=()=>{this._onFinish()},this.once("finish",this._onFinishBound)}get bufferSize(){return this._channel&&this._channel.bufferedAmount||0}get connected(){return this._connected&&"open"===this._channel.readyState}address(){return{port:this.localPort,family:this.localFamily,address:this.localAddress}}signal(t){if(!this._destroying){if(this.destroyed)throw fn(Error("cannot signal after peer is destroyed"),"ERR_DESTROYED");if("string"==typeof t)try{t=JSON.parse(t)}catch(e){t={}}this._debug("signal()"),t.renegotiate&&this.initiator&&(this._debug("got request to renegotiate"),this._needsNegotiation()),t.transceiverRequest&&this.initiator&&(this._debug("got request for transceiver"),this.addTransceiver(t.transceiverRequest.kind,t.transceiverRequest.init)),t.candidate&&(this._pc.remoteDescription&&this._pc.remoteDescription.type?this._addIceCandidate(t.candidate):this._pendingCandidates.push(t.candidate)),t.sdp&&this._pc.setRemoteDescription(new xe(t)).then((()=>{this.destroyed||(this._pendingCandidates.forEach((t=>{this._addIceCandidate(t)})),this._pendingCandidates=[],"offer"===this._pc.remoteDescription.type&&this._createAnswer())})).catch((t=>{this.__destroy(fn(t,"ERR_SET_REMOTE_DESCRIPTION"))})),t.sdp||t.candidate||t.renegotiate||t.transceiverRequest||this.__destroy(fn(Error("signal() called with invalid signal data"),"ERR_SIGNALING"))}}_addIceCandidate(t){const e=new Ae(t);this._pc.addIceCandidate(e).catch((t=>{!e.address||e.address.endsWith(".local")?console.warn("Ignoring unsupported ICE candidate."):this.__destroy(fn(t,"ERR_ADD_ICE_CANDIDATE"))}))}send(t){if(!this._destroying){if(this.destroyed)throw fn(Error("cannot send after peer is destroyed"),"ERR_DESTROYED");this._channel.send(t)}}_needsNegotiation(){this._debug("_needsNegotiation"),this._batchedNegotiation||(this._batchedNegotiation=!0,queueMicrotask((()=>{this._batchedNegotiation=!1,this.initiator||!this._firstNegotiation?(this._debug("starting batched negotiation"),this.negotiate()):this._debug("non-initiator initial negotiation request discarded"),this._firstNegotiation=!1})))}negotiate(){if(!this._destroying){if(this.destroyed)throw fn(Error("cannot negotiate after peer is destroyed"),"ERR_DESTROYED");this.initiator?this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("start negotiation"),setTimeout((()=>{this._createOffer()}),0)):this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("requesting negotiation from initiator"),this.emit("signal",{type:"renegotiate",renegotiate:!0})),this._isNegotiating=!0}}_final(t){this._readableState.ended||this.push(null),t(null)}__destroy(t){this.end(),this._destroy((()=>{}),t)}_destroy(t,e){this.destroyed||this._destroying||(this._destroying=!0,this._debug("destroying (error: %s)",e&&(e.message||e)),setTimeout((()=>{if(this._connected=!1,this._pcReady=!1,this._channelReady=!1,this._remoteTracks=null,this._remoteStreams=null,this._senderMap=null,clearInterval(this._closingInterval),this._closingInterval=null,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._onFinishBound&&this.removeListener("finish",this._onFinishBound),this._onFinishBound=null,this._channel){try{this._channel.close()}catch(t){}this._channel.onmessage=null,this._channel.onopen=null,this._channel.onclose=null,this._channel.onerror=null}if(this._pc){try{this._pc.close()}catch(t){}this._pc.oniceconnectionstatechange=null,this._pc.onicegatheringstatechange=null,this._pc.onsignalingstatechange=null,this._pc.onicecandidate=null,this._pc.ontrack=null,this._pc.ondatachannel=null}this._pc=null,this._channel=null,e&&this.emit("error",e),t()}),0))}_setupData(t){if(!t.channel)return this.__destroy(fn(Error("Data channel event is missing `channel` property"),"ERR_DATA_CHANNEL"));this._channel=t.channel,this._channel.binaryType="arraybuffer","number"==typeof this._channel.bufferedAmountLowThreshold&&(this._channel.bufferedAmountLowThreshold=xn),this.channelName=this._channel.label,this._channel.onmessage=t=>{this._onChannelMessage(t)},this._channel.onbufferedamountlow=()=>{this._onChannelBufferedAmountLow()},this._channel.onopen=()=>{this._onChannelOpen()},this._channel.onclose=()=>{this._onChannelClose()},this._channel.onerror=t=>{const e=t.error instanceof Error?t.error:Error(`Datachannel error: ${t.message} ${t.filename}:${t.lineno}:${t.colno}`);this.__destroy(fn(e,"ERR_DATA_CHANNEL"))};let e=!1;this._closingInterval=setInterval((()=>{this._channel&&"closing"===this._channel.readyState?(e&&this._onChannelClose(),e=!0):e=!1}),5e3)}_write(t,e){if(this.destroyed)return e(fn(Error("cannot write after peer is destroyed"),"ERR_DATA_CHANNEL"));if(this._connected){try{this.send(t)}catch(t){return this.__destroy(fn(t,"ERR_DATA_CHANNEL"))}this._channel.bufferedAmount>xn?(this._debug("start backpressure: bufferedAmount %d",this._channel.bufferedAmount),this._cb=e):e(null)}else this._debug("write before connect"),this._chunk=t,this._cb=e}_onFinish(){if(this.destroyed)return;const t=()=>{setTimeout((()=>this.__destroy()),1e3)};this._connected?t():this.once("connect",t)}_startIceCompleteTimeout(){this.destroyed||this._iceCompleteTimer||(this._debug("started iceComplete timeout"),this._iceCompleteTimer=setTimeout((()=>{this._iceComplete||(this._iceComplete=!0,this._debug("iceComplete timeout completed"),this.emit("iceTimeout"),this.emit("_iceComplete"))}),this.iceCompleteTimeout))}_createOffer(){this.destroyed||this._pc.createOffer(this.offerOptions).then((t=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(t.sdp=An(t.sdp)),t.sdp=this.sdpTransform(t.sdp);const e=()=>{if(this.destroyed)return;const e=this._pc.localDescription||t;this._debug("signal"),this.emit("signal",{type:e.type,sdp:e.sdp})};this._pc.setLocalDescription(t).then((()=>{this._debug("createOffer success"),this.destroyed||(this.trickle||this._iceComplete?e():this.once("_iceComplete",e))})).catch((t=>{this.__destroy(fn(t,"ERR_SET_LOCAL_DESCRIPTION"))}))})).catch((t=>{this.__destroy(fn(t,"ERR_CREATE_OFFER"))}))}_createAnswer(){this.destroyed||this._pc.createAnswer(this.answerOptions).then((t=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(t.sdp=An(t.sdp)),t.sdp=this.sdpTransform(t.sdp);const e=()=>{if(this.destroyed)return;const e=this._pc.localDescription||t;this._debug("signal"),this.emit("signal",{type:e.type,sdp:e.sdp}),this.initiator||this._requestMissingTransceivers?.()};this._pc.setLocalDescription(t).then((()=>{this.destroyed||(this.trickle||this._iceComplete?e():this.once("_iceComplete",e))})).catch((t=>{this.__destroy(fn(t,"ERR_SET_LOCAL_DESCRIPTION"))}))})).catch((t=>{this.__destroy(fn(t,"ERR_CREATE_ANSWER"))}))}_onConnectionStateChange(){this.destroyed||this._destroying||"failed"===this._pc.connectionState&&this.__destroy(fn(Error("Connection failed."),"ERR_CONNECTION_FAILURE"))}_onIceStateChange(){if(this.destroyed)return;const t=this._pc.iceConnectionState,e=this._pc.iceGatheringState;this._debug("iceStateChange (connection: %s) (gathering: %s)",t,e),this.emit("iceStateChange",t,e),"connected"!==t&&"completed"!==t||(this._pcReady=!0,this._maybeReady()),"failed"===t&&this.__destroy(fn(Error("Ice connection failed."),"ERR_ICE_CONNECTION_FAILURE")),"closed"===t&&this.__destroy(fn(Error("Ice connection closed."),"ERR_ICE_CONNECTION_CLOSED"))}getStats(t){const e=t=>("[object Array]"==={}.toString.call(t.values)&&t.values.forEach((e=>{Object.assign(t,e)})),t);0===this._pc.getStats.length||this._isReactNativeWebrtc?this._pc.getStats().then((r=>{const n=[];r.forEach((t=>{n.push(e(t))})),t(null,n)}),(e=>t(e))):this._pc.getStats.length>0?this._pc.getStats((r=>{if(this.destroyed)return;const n=[];r.result().forEach((t=>{const r={};t.names().forEach((e=>{r[e]=t.stat(e)})),r.id=t.id,r.type=t.type,r.timestamp=t.timestamp,n.push(e(r))})),t(null,n)}),(e=>t(e))):t(null,[])}_maybeReady(){if(this._debug("maybeReady pc %s channel %s",this._pcReady,this._channelReady),this._connected||this._connecting||!this._pcReady||!this._channelReady)return;this._connecting=!0;const t=()=>{this.destroyed||this._destroying||this.getStats(((e,r)=>{if(this.destroyed||this._destroying)return;e&&(r=[]);const n={},i={},s={};let o=!1;r.forEach((t=>{"remotecandidate"!==t.type&&"remote-candidate"!==t.type||(n[t.id]=t),"localcandidate"!==t.type&&"local-candidate"!==t.type||(i[t.id]=t),"candidatepair"!==t.type&&"candidate-pair"!==t.type||(s[t.id]=t)}));const a=t=>{o=!0;let e=i[t.localCandidateId];e&&(e.ip||e.address)?(this.localAddress=e.ip||e.address,this.localPort=Number(e.port)):e&&e.ipAddress?(this.localAddress=e.ipAddress,this.localPort=Number(e.portNumber)):"string"==typeof t.googLocalAddress&&(e=t.googLocalAddress.split(":"),this.localAddress=e[0],this.localPort=Number(e[1])),this.localAddress&&(this.localFamily=this.localAddress.includes(":")?"IPv6":"IPv4");let r=n[t.remoteCandidateId];r&&(r.ip||r.address)?(this.remoteAddress=r.ip||r.address,this.remotePort=Number(r.port)):r&&r.ipAddress?(this.remoteAddress=r.ipAddress,this.remotePort=Number(r.portNumber)):"string"==typeof t.googRemoteAddress&&(r=t.googRemoteAddress.split(":"),this.remoteAddress=r[0],this.remotePort=Number(r[1])),this.remoteAddress&&(this.remoteFamily=this.remoteAddress.includes(":")?"IPv6":"IPv4"),this._debug("connect local: %s:%s remote: %s:%s",this.localAddress,this.localPort,this.remoteAddress,this.remotePort)};if(r.forEach((t=>{"transport"===t.type&&t.selectedCandidatePairId&&a(s[t.selectedCandidatePairId]),("googCandidatePair"===t.type&&"true"===t.googActiveConnection||("candidatepair"===t.type||"candidate-pair"===t.type)&&t.selected)&&a(t)})),o||Object.keys(s).length&&!Object.keys(i).length){if(this._connecting=!1,this._connected=!0,this._chunk){try{this.send(this._chunk)}catch(e){return this.__destroy(fn(e,"ERR_DATA_CHANNEL"))}this._chunk=null,this._debug('sent chunk from "write before connect"');const t=this._cb;this._cb=null,t(null)}"number"!=typeof this._channel.bufferedAmountLowThreshold&&(this._interval=setInterval((()=>this._onInterval()),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}else setTimeout(t,100)}))};t()}_onInterval(){!this._cb||!this._channel||this._channel.bufferedAmount>xn||this._onChannelBufferedAmountLow()}_onSignalingStateChange(){this.destroyed||("stable"===this._pc.signalingState&&(this._isNegotiating=!1,this._debug("flushing sender queue",this._sendersAwaitingStable),this._sendersAwaitingStable.forEach((t=>{this._pc.removeTrack(t),this._queuedNegotiation=!0})),this._sendersAwaitingStable=[],this._queuedNegotiation?(this._debug("flushing negotiation queue"),this._queuedNegotiation=!1,this._needsNegotiation()):(this._debug("negotiated"),this.emit("negotiated"))),this._debug("signalingStateChange %s",this._pc.signalingState),this.emit("signalingStateChange",this._pc.signalingState))}_onIceCandidate(t){this.destroyed||(t.candidate&&this.trickle?this.emit("signal",{type:"candidate",candidate:{candidate:t.candidate.candidate,sdpMLineIndex:t.candidate.sdpMLineIndex,sdpMid:t.candidate.sdpMid}}):t.candidate||this._iceComplete||(this._iceComplete=!0,this.emit("_iceComplete")),t.candidate&&this._startIceCompleteTimeout())}_onChannelMessage(t){if(this.destroyed)return;let e=t.data;var r;e instanceof ArrayBuffer?e=new Uint8Array(e):!1===this.__objectMode&&(r=e,e=wn.encode(r)),this.push(e)}_onChannelBufferedAmountLow(){if(this.destroyed||!this._cb)return;this._debug("ending backpressure: bufferedAmount %d",this._channel.bufferedAmount);const t=this._cb;this._cb=null,t(null)}_onChannelOpen(){this._connected||this.destroyed||(this._debug("on channel open"),this._channelReady=!0,this._maybeReady())}_onChannelClose(){this.destroyed||(this._debug("on channel close"),this.__destroy())}_debug(){const t=[].slice.call(arguments);t[0]="["+this._id+"] "+t[0],Cn.apply(null,t)}};Tn.WEBRTC_SUPPORT=!!Ce,Tn.config={iceServers:[{urls:["stun:stun.l.google.com:19302","stun:global.stun.twilio.com:3478"]}],sdpSemantics:"unified-plan"},Tn.channelConfig={};class Rn extends Tn{constructor(t={}){super(t),this._pc&&(this.streams=t.streams||(t.stream?[t.stream]:[]),this._senderMap=new Map,this.streams&&this.streams.forEach((t=>{this.addStream(t)})),this._pc.ontrack=t=>{this._onTrack(t)})}addTransceiver(t,e){if(!this._destroying){if(this.destroyed)throw fn(Error("cannot addTransceiver after peer is destroyed"),"ERR_DESTROYED");if(this._debug("addTransceiver()"),this.initiator)try{this._pc.addTransceiver(t,e),this._needsNegotiation()}catch(t){this.__destroy(fn(t,"ERR_ADD_TRANSCEIVER"))}else this.emit("signal",{type:"transceiverRequest",transceiverRequest:{kind:t,init:e}})}}addStream(t){if(!this._destroying){if(this.destroyed)throw fn(Error("cannot addStream after peer is destroyed"),"ERR_DESTROYED");this._debug("addStream()"),t.getTracks().forEach((e=>{this.addTrack(e,t)}))}}addTrack(t,e){if(this._destroying)return;if(this.destroyed)throw fn(Error("cannot addTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("addTrack()");const r=this._senderMap.get(t)||new Map;let n=r.get(e);if(n)throw n.removed?fn(Error("Track has been removed. You should enable/disable tracks that you want to re-add."),"ERR_SENDER_REMOVED"):fn(Error("Track has already been added to that stream."),"ERR_SENDER_ALREADY_ADDED");n=this._pc.addTrack(t,e),r.set(e,n),this._senderMap.set(t,r),this._needsNegotiation()}replaceTrack(t,e,r){if(this._destroying)return;if(this.destroyed)throw fn(Error("cannot replaceTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("replaceTrack()");const n=this._senderMap.get(t),i=n?n.get(r):null;if(!i)throw fn(Error("Cannot replace track that was never added."),"ERR_TRACK_NOT_ADDED");e&&this._senderMap.set(e,n),null!=i.replaceTrack?i.replaceTrack(e):this.__destroy(fn(Error("replaceTrack is not supported in this browser"),"ERR_UNSUPPORTED_REPLACETRACK"))}removeTrack(t,e){if(this._destroying)return;if(this.destroyed)throw fn(Error("cannot removeTrack after peer is destroyed"),"ERR_DESTROYED");this._debug("removeSender()");const r=this._senderMap.get(t),n=r?r.get(e):null;if(!n)throw fn(Error("Cannot remove track that was never added."),"ERR_TRACK_NOT_ADDED");try{n.removed=!0,this._pc.removeTrack(n)}catch(t){"NS_ERROR_UNEXPECTED"===t.name?this._sendersAwaitingStable.push(n):this.__destroy(fn(t,"ERR_REMOVE_TRACK"))}this._needsNegotiation()}removeStream(t){if(!this._destroying){if(this.destroyed)throw fn(Error("cannot removeStream after peer is destroyed"),"ERR_DESTROYED");this._debug("removeSenders()"),t.getTracks().forEach((e=>{this.removeTrack(e,t)}))}}_requestMissingTransceivers(){this._pc.getTransceivers&&this._pc.getTransceivers().forEach((t=>{t.mid||!t.sender.track||t.requested||(t.requested=!0,this.addTransceiver(t.sender.track.kind))}))}_onTrack(t){this.destroyed||t.streams.forEach((e=>{this._debug("on track"),this.emit("track",t.track,e),this._remoteTracks.push({track:t.track,stream:e}),this._remoteStreams.some((t=>t.id===e.id))||(this._remoteStreams.push(e),queueMicrotask((()=>{this._debug("on stream"),this.emit("stream",e)})))}))}}const kn="data",In="signal";var Bn=(t,e)=>{const r=new Rn({iceServers:[{urls:Nn}],...e,initiator:t,trickle:!1}),n=t=>i.push(t);let i=[];return r.on(kn,n),{id:r._id,created:Date.now(),connection:r._pc,get channel(){return r._channel},get isDead(){return r.destroyed},signal(e){return new Promise((n=>{t||r.on(In,n),r.signal(e)}))},sendData(t){return r.send(t)},destroy(){return r.destroy()},setHandlers(t){return Object.entries(t).forEach((([t,e])=>r.on(t,e)))},offerPromise:t?new Promise((t=>r.on(In,t))):Promise.resolve(),addStream(t){return r.addStream(t)},removeStream(t){return r.removeStream(t)},addTrack(t,e){return r.addTrack(t,e)},removeTrack(t,e){return r.removeTrack(t,e)},replaceTrack(t,e,n){return r.replaceTrack(t,e,n)},drainEarlyData(t){r.off(kn,n),i.forEach(t),i=null}}};const Nn=[...Wt(5,((t,e)=>`stun:stun${e||""}.l.google.com:19302`)),"stun:global.stun.twilio.com:3478"],On=Object.getPrototypeOf(Uint8Array),Ln=16369,Pn=255,Fn="bufferedamountlow",Dn=t=>"@_"+t;const Un={},qn="EVENT",Mn=Gt&&$t.utils.randomPrivateKey(),Hn=Gt&&oe($t.getPublicKey(Mn)),jn={},$n={},zn=()=>Math.floor(Date.now()/1e3),Wn=async(t,e)=>{const r={kind:29333,content:e,pubkey:Hn,created_at:zn(),tags:[["x",t]]},n=oe(new Uint8Array(await crypto.subtle.digest("SHA-256",ie(he([0,r.pubkey,r.created_at,r.kind,r.tags,r.content])))));return he([qn,{...r,id:n,sig:oe(await $t.sign(n,Mn))}])},Kn=(t,e)=>(jn[t]=e,he(["REQ",t,{kinds:[29333],since:zn(),"#x":[e]}])),Vn=t=>(delete jn[t],he(["CLOSE",t])),Zn=(({init:t,subscribe:e,announce:r})=>{const n={};let i,s,o,a=!1;return(h,c,d)=>{const{appId:u}=h;if(n[u]?.[c])return n[u][c];const l={},f={},p=ae(zt,u,c),g=fe(p),y=fe(ae(p,Zt)),m=(async(t,e,r)=>crypto.subtle.importKey("raw",await crypto.subtle.digest({name:"SHA-256"},ie(`${t}:${e}:${r}`)),{name:ue},!1,["encrypt","decrypt"]))(h.password||"",u,c),_=t=>async e=>({type:e.type,sdp:await t(m,e.sdp)}),b=_(ge),w=_(pe),E=()=>Bn(!0,h.rtcConfig),v=(t,e,r)=>{f[e]?f[e]!==t&&t.destroy():(f[e]=t,I(t,e),l[e]?.forEach(((t,e)=>{e!==r&&t.destroy()})),delete l[e])},S=(t,e)=>{f[e]===t&&delete f[e]},C=t=>(s.push(...Wt(t,E)),Yt(s.splice(0,t).map((t=>t.offerPromise.then(w).then((e=>({peer:t,offer:e}))))))),x=(t,e)=>d?.({error:`incorrect password (${h.password}) when decrypting ${e}`,appId:u,peerId:t,roomId:c}),A=t=>async(e,r,n)=>{const[i,s]=await Yt([g,y]);if(e!==i&&e!==s)return;const{peerId:o,offer:a,answer:c,peer:d}="string"==typeof r?ce(r):r;if(o!==Zt&&!f[o])if(!o||a||c){if(a){const e=l[o]?.[t];if(e&&Zt>o)return;const r=Bn(!1,h.rtcConfig);let i;r.setHandlers({connect(){return v(r,o,t)},close(){return S(r,o)}});try{i=await b(a)}catch(t){return void x(o,"offer")}if(r.isDead)return;const[s,c]=await Yt([fe(ae(p,o)),r.signal(i)]);n(s,he({peerId:Zt,answer:await w(c)}))}else if(c){let e;try{e=await b(c)}catch(t){return void x(o,"answer")}if(d)d.setHandlers({connect(){return 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t,n(await i[e],e)}))}));let I=te;return n[u]||={},n[u][c]=((t,e,r)=>{const n={},i={},s={},o={},a={},h={},c={},d={onPeerJoin:te,onPeerLeave:te,onPeerStream:te,onPeerTrack:te},u=(t,e)=>(t?Array.isArray(t)?t:[t]:Xt(n)).flatMap((t=>{const r=n[t];return r?e(t,r):(console.warn(`${zt}: no peer with id ${t} found`),[])})),l=t=>{n[t]&&(delete n[t],delete o[t],delete a[t],d.onPeerLeave(t),e(t))},f=t=>{if(i[t])return s[t];if(!t)throw ee("action type argument is required");const e=ie(t);if(e.byteLength>12)throw ee(`action type string "${t}" (${e.byteLength}b) exceeds byte limit (12). 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