7 lines
49 KiB
JavaScript
Executable file
7 lines
49 KiB
JavaScript
Executable file
/*!
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* Socket.IO v4.7.4
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* (c) 2014-2024 Guillermo Rauch
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* Released under the MIT License.
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*/
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self?self:"undefined"!=typeof window?window:Function("return this")();function F(t){for(var e=arguments.length,n=new Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];return n.reduce((function(e,n){return t.hasOwnProperty(n)&&(e[n]=t[n]),e}),{})}var M=I.setTimeout,V=I.clearTimeout;function H(t,e){e.useNativeTimers?(t.setTimeoutFn=M.bind(I),t.clearTimeoutFn=V.bind(I)):(t.setTimeoutFn=I.setTimeout.bind(I),t.clearTimeoutFn=I.clearTimeout.bind(I))}var K,Y=function(t){o(i,t);var n=l(i);function i(t,r,o){var s;return e(this,i),(s=n.call(this,t)).description=r,s.context=o,s.type="TransportError",s}return r(i)}(h(Error)),W=function(t){o(i,t);var n=l(i);function i(t){var r;return e(this,i),(r=n.call(this)).writable=!1,H(f(r),t),r.opts=t,r.query=t.query,r.socket=t.socket,r}return r(i,[{key:"onError",value:function(t,e,n){return p(s(i.prototype),"emitReserved",this).call(this,"error",new Y(t,e,n)),this}},{key:"open",value:function(){return 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t;3===r.readyState&&(null===(t=e.opts.cookieJar)||void 0===t||t.parseCookies(r)),4===r.readyState&&(200===r.status||1223===r.status?e.onLoad():e.setTimeoutFn((function(){e.onError("number"==typeof r.status?r.status:0)}),0))},r.send(this.data)}catch(t){return void this.setTimeoutFn((function(){e.onError(t)}),0)}"undefined"!=typeof document&&(this.index=i.requestsCount++,i.requests[this.index]=this)}},{key:"onError",value:function(t){this.emitReserved("error",t,this.xhr),this.cleanup(!0)}},{key:"cleanup",value:function(t){if(void 0!==this.xhr&&null!==this.xhr){if(this.xhr.onreadystatechange=rt,t)try{this.xhr.abort()}catch(t){}"undefined"!=typeof document&&delete i.requests[this.index],this.xhr=null}}},{key:"onLoad",value:function(){var t=this.xhr.responseText;null!==t&&(this.emitReserved("data",t),this.emitReserved("success"),this.cleanup())}},{key:"abort",value:function(){this.cleanup()}}]),i}(U);if(st.requestsCount=0,st.requests={},"undefined"!=typeof document)if("function"==typeof 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t=this.uri(),e=this.opts.protocols,n=ht?{}:F(this.opts,"agent","perMessageDeflate","pfx","key","passphrase","cert","ca","ciphers","rejectUnauthorized","localAddress","protocolVersion","origin","maxPayload","family","checkServerIdentity");this.opts.extraHeaders&&(n.headers=this.opts.extraHeaders);try{this.ws=ht?new ct(t,e,n):e?new ct(t,e):new ct(t)}catch(t){return this.emitReserved("error",t)}this.ws.binaryType=this.socket.binaryType,this.addEventListeners()}}},{key:"addEventListeners",value:function(){var t=this;this.ws.onopen=function(){t.opts.autoUnref&&t.ws._socket.unref(),t.onOpen()},this.ws.onclose=function(e){return t.onClose({description:"websocket connection closed",context:e})},this.ws.onmessage=function(e){return t.onData(e.data)},this.ws.onerror=function(e){return t.onError("websocket error",e)}}},{key:"write",value:function(t){var e=this;this.writable=!1;for(var n=function(){var n=t[r],i=r===t.length-1;A(n,e.supportsBinary,(function(t){try{e.ws.send(t)}catch(t){}i&&ut((function(){e.writable=!0,e.emitReserved("drain")}),e.setTimeoutFn)}))},r=0;r<t.length;r++)n()}},{key:"doClose",value:function(){void 0!==this.ws&&(this.ws.close(),this.ws=null)}},{key:"uri",value:function(){var t=this.opts.secure?"wss":"ws",e=this.query||{};return this.opts.timestampRequests&&(e[this.opts.timestampParam]=Z()),this.supportsBinary||(e.b64=1),this.createUri(t,e)}},{key:"check",value:function(){return!!ct}}]),i}(W),lt=function(t){o(i,t);var n=l(i);function i(){return e(this,i),n.apply(this,arguments)}return r(i,[{key:"name",get:function(){return"webtransport"}},{key:"doOpen",value:function(){var t=this;"function"==typeof WebTransport&&(this.transport=new WebTransport(this.createUri("https"),this.opts.transportOptions[this.name]),this.transport.closed.then((function(){t.onClose()})).catch((function(e){t.onError("webtransport error",e)})),this.transport.ready.then((function(){t.transport.createBidirectionalStream().then((function(e){var n=function(t,e){B||(B=new TextDecoder);var n=[],r=0,i=-1,o=!1;return new TransformStream({transform:function(s,a){for(n.push(s);;){if(0===r){if(j(n)<1)break;var u=D(n,1);o=128==(128&u[0]),i=127&u[0],r=i<126?3:126===i?1:2}else if(1===r){if(j(n)<2)break;var c=D(n,2);i=new DataView(c.buffer,c.byteOffset,c.length).getUint16(0),r=3}else if(2===r){if(j(n)<8)break;var h=D(n,8),f=new DataView(h.buffer,h.byteOffset,h.length),l=f.getUint32(0);if(l>Math.pow(2,21)-1){a.enqueue(b);break}i=l*Math.pow(2,32)+f.getUint32(4),r=3}else{if(j(n)<i)break;var p=D(n,i);a.enqueue(N(o?p:B.decode(p),e)),r=0}if(0===i||i>t){a.enqueue(b);break}}}})}(Number.MAX_SAFE_INTEGER,t.socket.binaryType),r=e.readable.pipeThrough(n).getReader(),i=q();i.readable.pipeTo(e.writable),t.writer=i.writable.getWriter();!function e(){r.read().then((function(n){var r=n.done,i=n.value;r||(t.onPacket(i),e())})).catch((function(t){}))}();var o={type:"open"};t.query.sid&&(o.data='{"sid":"'.concat(t.query.sid,'"}')),t.writer.write(o).then((function(){return t.onOpen()}))}))})))}},{key:"write",value:function(t){var e=this;this.writable=!1;for(var n=function(){var n=t[r],i=r===t.length-1;e.writer.write(n).then((function(){i&&ut((function(){e.writable=!0,e.emitReserved("drain")}),e.setTimeoutFn)}))},r=0;r<t.length;r++)n()}},{key:"doClose",value:function(){var t;null===(t=this.transport)||void 0===t||t.close()}}]),i}(W),pt={websocket:ft,webtransport:lt,polling:ot},dt=/^(?:(?![^:@\/?#]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@\/?#]*)(?::([^:@\/?#]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/,yt=["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"];function vt(t){var e=t,n=t.indexOf("["),r=t.indexOf("]");-1!=n&&-1!=r&&(t=t.substring(0,n)+t.substring(n,r).replace(/:/g,";")+t.substring(r,t.length));for(var i,o,s=dt.exec(t||""),a={},u=14;u--;)a[yt[u]]=s[u]||"";return-1!=n&&-1!=r&&(a.source=e,a.host=a.host.substring(1,a.host.length-1).replace(/;/g,":"),a.authority=a.authority.replace("[","").replace("]","").replace(/;/g,":"),a.ipv6uri=!0),a.pathNames=function(t,e){var n=/\/{2,9}/g,r=e.replace(n,"/").split("/");"/"!=e.slice(0,1)&&0!==e.length||r.splice(0,1);"/"==e.slice(-1)&&r.splice(r.length-1,1);return r}(0,a.path),a.queryKey=(i=a.query,o={},i.replace(/(?:^|&)([^&=]*)=?([^&]*)/g,(function(t,e,n){e&&(o[e]=n)})),o),a}var gt=function(n){o(a,n);var s=l(a);function a(n){var r,o=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return e(this,a),(r=s.call(this)).binaryType="arraybuffer",r.writeBuffer=[],n&&"object"===t(n)&&(o=n,n=null),n?(n=vt(n),o.hostname=n.host,o.secure="https"===n.protocol||"wss"===n.protocol,o.port=n.port,n.query&&(o.query=n.query)):o.host&&(o.hostname=vt(o.host).host),H(f(r),o),r.secure=null!=o.secure?o.secure:"undefined"!=typeof location&&"https:"===location.protocol,o.hostname&&!o.port&&(o.port=r.secure?"443":"80"),r.hostname=o.hostname||("undefined"!=typeof location?location.hostname:"localhost"),r.port=o.port||("undefined"!=typeof location&&location.port?location.port:r.secure?"443":"80"),r.transports=o.transports||["polling","websocket","webtransport"],r.writeBuffer=[],r.prevBufferLen=0,r.opts=i({path:"/engine.io",agent:!1,withCredentials:!1,upgrade:!0,timestampParam:"t",rememberUpgrade:!1,addTrailingSlash:!0,rejectUnauthorized:!0,perMessageDeflate:{threshold:1024},transportOptions:{},closeOnBeforeunload:!1},o),r.opts.path=r.opts.path.replace(/\/$/,"")+(r.opts.addTrailingSlash?"/":""),"string"==typeof r.opts.query&&(r.opts.query=function(t){for(var e={},n=t.split("&"),r=0,i=n.length;r<i;r++){var o=n[r].split("=");e[decodeURIComponent(o[0])]=decodeURIComponent(o[1])}return e}(r.opts.query)),r.id=null,r.upgrades=null,r.pingInterval=null,r.pingTimeout=null,r.pingTimeoutTimer=null,"function"==typeof addEventListener&&(r.opts.closeOnBeforeunload&&(r.beforeunloadEventListener=function(){r.transport&&(r.transport.removeAllListeners(),r.transport.close())},addEventListener("beforeunload",r.beforeunloadEventListener,!1)),"localhost"!==r.hostname&&(r.offlineEventListener=function(){r.onClose("transport close",{description:"network connection lost"})},addEventListener("offline",r.offlineEventListener,!1))),r.open(),r}return r(a,[{key:"createTransport",value:function(t){var e=i({},this.opts.query);e.EIO=4,e.transport=t,this.id&&(e.sid=this.id);var n=i({},this.opts,{query:e,socket:this,hostname:this.hostname,secure:this.secure,port:this.port},this.opts.transportOptions[t]);return new pt[t](n)}},{key:"open",value:function(){var t,e=this;if(this.opts.rememberUpgrade&&a.priorWebsocketSuccess&&-1!==this.transports.indexOf("websocket"))t="websocket";else{if(0===this.transports.length)return void this.setTimeoutFn((function(){e.emitReserved("error","No transports available")}),0);t=this.transports[0]}this.readyState="opening";try{t=this.createTransport(t)}catch(t){return this.transports.shift(),void this.open()}t.open(),this.setTransport(t)}},{key:"setTransport",value:function(t){var e=this;this.transport&&this.transport.removeAllListeners(),this.transport=t,t.on("drain",this.onDrain.bind(this)).on("packet",this.onPacket.bind(this)).on("error",this.onError.bind(this)).on("close",(function(t){return e.onClose("transport close",t)}))}},{key:"probe",value:function(t){var e=this,n=this.createTransport(t),r=!1;a.priorWebsocketSuccess=!1;var i=function(){r||(n.send([{type:"ping",data:"probe"}]),n.once("packet",(function(t){if(!r)if("pong"===t.type&&"probe"===t.data){if(e.upgrading=!0,e.emitReserved("upgrading",n),!n)return;a.priorWebsocketSuccess="websocket"===n.name,e.transport.pause((function(){r||"closed"!==e.readyState&&(f(),e.setTransport(n),n.send([{type:"upgrade"}]),e.emitReserved("upgrade",n),n=null,e.upgrading=!1,e.flush())}))}else{var i=new Error("probe error");i.transport=n.name,e.emitReserved("upgradeError",i)}})))};function o(){r||(r=!0,f(),n.close(),n=null)}var s=function(t){var r=new Error("probe error: "+t);r.transport=n.name,o(),e.emitReserved("upgradeError",r)};function u(){s("transport closed")}function c(){s("socket closed")}function h(t){n&&t.name!==n.name&&o()}var f=function(){n.removeListener("open",i),n.removeListener("error",s),n.removeListener("close",u),e.off("close",c),e.off("upgrading",h)};n.once("open",i),n.once("error",s),n.once("close",u),this.once("close",c),this.once("upgrading",h),-1!==this.upgrades.indexOf("webtransport")&&"webtransport"!==t?this.setTimeoutFn((function(){r||n.open()}),200):n.open()}},{key:"onOpen",value:function(){if(this.readyState="open",a.priorWebsocketSuccess="websocket"===this.transport.name,this.emitReserved("open"),this.flush(),"open"===this.readyState&&this.opts.upgrade)for(var t=0,e=this.upgrades.length;t<e;t++)this.probe(this.upgrades[t])}},{key:"onPacket",value:function(t){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState)switch(this.emitReserved("packet",t),this.emitReserved("heartbeat"),this.resetPingTimeout(),t.type){case"open":this.onHandshake(JSON.parse(t.data));break;case"ping":this.sendPacket("pong"),this.emitReserved("ping"),this.emitReserved("pong");break;case"error":var e=new Error("server error");e.code=t.data,this.onError(e);break;case"message":this.emitReserved("data",t.data),this.emitReserved("message",t.data)}}},{key:"onHandshake",value:function(t){this.emitReserved("handshake",t),this.id=t.sid,this.transport.query.sid=t.sid,this.upgrades=this.filterUpgrades(t.upgrades),this.pingInterval=t.pingInterval,this.pingTimeout=t.pingTimeout,this.maxPayload=t.maxPayload,this.onOpen(),"closed"!==this.readyState&&this.resetPingTimeout()}},{key:"resetPingTimeout",value:function(){var t=this;this.clearTimeoutFn(this.pingTimeoutTimer),this.pingTimeoutTimer=this.setTimeoutFn((function(){t.onClose("ping timeout")}),this.pingInterval+this.pingTimeout),this.opts.autoUnref&&this.pingTimeoutTimer.unref()}},{key:"onDrain",value:function(){this.writeBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0===this.writeBuffer.length?this.emitReserved("drain"):this.flush()}},{key:"flush",value:function(){if("closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length){var t=this.getWritablePackets();this.transport.send(t),this.prevBufferLen=t.length,this.emitReserved("flush")}}},{key:"getWritablePackets",value:function(){if(!(this.maxPayload&&"polling"===this.transport.name&&this.writeBuffer.length>1))return this.writeBuffer;for(var t,e=1,n=0;n<this.writeBuffer.length;n++){var r=this.writeBuffer[n].data;if(r&&(e+="string"==typeof(t=r)?function(t){for(var e=0,n=0,r=0,i=t.length;r<i;r++)(e=t.charCodeAt(r))<128?n+=1:e<2048?n+=2:e<55296||e>=57344?n+=3:(r++,n+=4);return n}(t):Math.ceil(1.33*(t.byteLength||t.size))),n>0&&e>this.maxPayload)return this.writeBuffer.slice(0,n);e+=2}return this.writeBuffer}},{key:"write",value:function(t,e,n){return this.sendPacket("message",t,e,n),this}},{key:"send",value:function(t,e,n){return this.sendPacket("message",t,e,n),this}},{key:"sendPacket",value:function(t,e,n,r){if("function"==typeof e&&(r=e,e=void 0),"function"==typeof n&&(r=n,n=null),"closing"!==this.readyState&&"closed"!==this.readyState){(n=n||{}).compress=!1!==n.compress;var i={type:t,data:e,options:n};this.emitReserved("packetCreate",i),this.writeBuffer.push(i),r&&this.once("flush",r),this.flush()}}},{key:"close",value:function(){var t=this,e=function(){t.onClose("forced close"),t.transport.close()},n=function n(){t.off("upgrade",n),t.off("upgradeError",n),e()},r=function(){t.once("upgrade",n),t.once("upgradeError",n)};return"opening"!==this.readyState&&"open"!==this.readyState||(this.readyState="closing",this.writeBuffer.length?this.once("drain",(function(){t.upgrading?r():e()})):this.upgrading?r():e()),this}},{key:"onError",value:function(t){a.priorWebsocketSuccess=!1,this.emitReserved("error",t),this.onClose("transport error",t)}},{key:"onClose",value:function(t,e){"opening"!==this.readyState&&"open"!==this.readyState&&"closing"!==this.readyState||(this.clearTimeoutFn(this.pingTimeoutTimer),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),"function"==typeof removeEventListener&&(removeEventListener("beforeunload",this.beforeunloadEventListener,!1),removeEventListener("offline",this.offlineEventListener,!1)),this.readyState="closed",this.id=null,this.emitReserved("close",t,e),this.writeBuffer=[],this.prevBufferLen=0)}},{key:"filterUpgrades",value:function(t){for(var e=[],n=0,r=t.length;n<r;n++)~this.transports.indexOf(t[n])&&e.push(t[n]);return e}}]),a}(U);gt.protocol=4,gt.protocol;var mt="function"==typeof ArrayBuffer,bt=function(t){return"function"==typeof ArrayBuffer.isView?ArrayBuffer.isView(t):t.buffer instanceof ArrayBuffer},kt=Object.prototype.toString,wt="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===kt.call(Blob),_t="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===kt.call(File);function At(t){return mt&&(t instanceof ArrayBuffer||bt(t))||wt&&t instanceof Blob||_t&&t instanceof File}function Ot(e,n){if(!e||"object"!==t(e))return!1;if(Array.isArray(e)){for(var r=0,i=e.length;r<i;r++)if(Ot(e[r]))return!0;return!1}if(At(e))return!0;if(e.toJSON&&"function"==typeof e.toJSON&&1===arguments.length)return Ot(e.toJSON(),!0);for(var o in e)if(Object.prototype.hasOwnProperty.call(e,o)&&Ot(e[o]))return!0;return!1}function Et(t){var e=[],n=t.data,r=t;return r.data=Tt(n,e),r.attachments=e.length,{packet:r,buffers:e}}function Tt(e,n){if(!e)return e;if(At(e)){var r={_placeholder:!0,num:n.length};return n.push(e),r}if(Array.isArray(e)){for(var i=new Array(e.length),o=0;o<e.length;o++)i[o]=Tt(e[o],n);return i}if("object"===t(e)&&!(e instanceof Date)){var s={};for(var a in e)Object.prototype.hasOwnProperty.call(e,a)&&(s[a]=Tt(e[a],n));return s}return e}function Rt(t,e){return t.data=Ct(t.data,e),delete t.attachments,t}function Ct(e,n){if(!e)return e;if(e&&!0===e._placeholder){if("number"==typeof e.num&&e.num>=0&&e.num<n.length)return n[e.num];throw new Error("illegal attachments")}if(Array.isArray(e))for(var r=0;r<e.length;r++)e[r]=Ct(e[r],n);else if("object"===t(e))for(var i in e)Object.prototype.hasOwnProperty.call(e,i)&&(e[i]=Ct(e[i],n));return e}var Bt,St=["connect","connect_error","disconnect","disconnecting","newListener","removeListener"];!function(t){t[t.CONNECT=0]="CONNECT",t[t.DISCONNECT=1]="DISCONNECT",t[t.EVENT=2]="EVENT",t[t.ACK=3]="ACK",t[t.CONNECT_ERROR=4]="CONNECT_ERROR",t[t.BINARY_EVENT=5]="BINARY_EVENT",t[t.BINARY_ACK=6]="BINARY_ACK"}(Bt||(Bt={}));var Nt=function(){function t(n){e(this,t),this.replacer=n}return r(t,[{key:"encode",value:function(t){return t.type!==Bt.EVENT&&t.type!==Bt.ACK||!Ot(t)?[this.encodeAsString(t)]:this.encodeAsBinary({type:t.type===Bt.EVENT?Bt.BINARY_EVENT:Bt.BINARY_ACK,nsp:t.nsp,data:t.data,id:t.id})}},{key:"encodeAsString",value:function(t){var e=""+t.type;return t.type!==Bt.BINARY_EVENT&&t.type!==Bt.BINARY_ACK||(e+=t.attachments+"-"),t.nsp&&"/"!==t.nsp&&(e+=t.nsp+","),null!=t.id&&(e+=t.id),null!=t.data&&(e+=JSON.stringify(t.data,this.replacer)),e}},{key:"encodeAsBinary",value:function(t){var e=Et(t),n=this.encodeAsString(e.packet),r=e.buffers;return r.unshift(n),r}}]),t}();function Lt(t){return"[object Object]"===Object.prototype.toString.call(t)}var xt=function(t){o(i,t);var n=l(i);function i(t){var r;return e(this,i),(r=n.call(this)).reviver=t,r}return r(i,[{key:"add",value:function(t){var e;if("string"==typeof t){if(this.reconstructor)throw new Error("got plaintext data when reconstructing a packet");var n=(e=this.decodeString(t)).type===Bt.BINARY_EVENT;n||e.type===Bt.BINARY_ACK?(e.type=n?Bt.EVENT:Bt.ACK,this.reconstructor=new Pt(e),0===e.attachments&&p(s(i.prototype),"emitReserved",this).call(this,"decoded",e)):p(s(i.prototype),"emitReserved",this).call(this,"decoded",e)}else{if(!At(t)&&!t.base64)throw new Error("Unknown type: "+t);if(!this.reconstructor)throw new Error("got binary data when not reconstructing a packet");(e=this.reconstructor.takeBinaryData(t))&&(this.reconstructor=null,p(s(i.prototype),"emitReserved",this).call(this,"decoded",e))}}},{key:"decodeString",value:function(t){var e=0,n={type:Number(t.charAt(0))};if(void 0===Bt[n.type])throw new Error("unknown packet type "+n.type);if(n.type===Bt.BINARY_EVENT||n.type===Bt.BINARY_ACK){for(var r=e+1;"-"!==t.charAt(++e)&&e!=t.length;);var o=t.substring(r,e);if(o!=Number(o)||"-"!==t.charAt(e))throw new Error("Illegal attachments");n.attachments=Number(o)}if("/"===t.charAt(e+1)){for(var s=e+1;++e;){if(","===t.charAt(e))break;if(e===t.length)break}n.nsp=t.substring(s,e)}else n.nsp="/";var a=t.charAt(e+1);if(""!==a&&Number(a)==a){for(var u=e+1;++e;){var c=t.charAt(e);if(null==c||Number(c)!=c){--e;break}if(e===t.length)break}n.id=Number(t.substring(u,e+1))}if(t.charAt(++e)){var h=this.tryParse(t.substr(e));if(!i.isPayloadValid(n.type,h))throw new Error("invalid payload");n.data=h}return n}},{key:"tryParse",value:function(t){try{return JSON.parse(t,this.reviver)}catch(t){return!1}}},{key:"destroy",value:function(){this.reconstructor&&(this.reconstructor.finishedReconstruction(),this.reconstructor=null)}}],[{key:"isPayloadValid",value:function(t,e){switch(t){case Bt.CONNECT:return Lt(e);case Bt.DISCONNECT:return void 0===e;case Bt.CONNECT_ERROR:return"string"==typeof e||Lt(e);case Bt.EVENT:case Bt.BINARY_EVENT:return Array.isArray(e)&&("number"==typeof e[0]||"string"==typeof e[0]&&-1===St.indexOf(e[0]));case Bt.ACK:case Bt.BINARY_ACK:return Array.isArray(e)}}}]),i}(U),Pt=function(){function t(n){e(this,t),this.packet=n,this.buffers=[],this.reconPack=n}return r(t,[{key:"takeBinaryData",value:function(t){if(this.buffers.push(t),this.buffers.length===this.reconPack.attachments){var e=Rt(this.reconPack,this.buffers);return this.finishedReconstruction(),e}return null}},{key:"finishedReconstruction",value:function(){this.reconPack=null,this.buffers=[]}}]),t}(),qt=Object.freeze({__proto__:null,protocol:5,get PacketType(){return Bt},Encoder:Nt,Decoder:xt});function jt(t,e,n){return t.on(e,n),function(){t.off(e,n)}}var Dt=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1}),Ut=function(t){o(a,t);var n=l(a);function a(t,r,o){var s;return e(this,a),(s=n.call(this)).connected=!1,s.recovered=!1,s.receiveBuffer=[],s.sendBuffer=[],s._queue=[],s._queueSeq=0,s.ids=0,s.acks={},s.flags={},s.io=t,s.nsp=r,o&&o.auth&&(s.auth=o.auth),s._opts=i({},o),s.io._autoConnect&&s.open(),s}return r(a,[{key:"disconnected",get:function(){return!this.connected}},{key:"subEvents",value:function(){if(!this.subs){var t=this.io;this.subs=[jt(t,"open",this.onopen.bind(this)),jt(t,"packet",this.onpacket.bind(this)),jt(t,"error",this.onerror.bind(this)),jt(t,"close",this.onclose.bind(this))]}}},{key:"active",get:function(){return!!this.subs}},{key:"connect",value:function(){return this.connected||(this.subEvents(),this.io._reconnecting||this.io.open(),"open"===this.io._readyState&&this.onopen()),this}},{key:"open",value:function(){return this.connect()}},{key:"send",value:function(){for(var t=arguments.length,e=new Array(t),n=0;n<t;n++)e[n]=arguments[n];return e.unshift("message"),this.emit.apply(this,e),this}},{key:"emit",value:function(t){if(Dt.hasOwnProperty(t))throw new Error('"'+t.toString()+'" is a reserved event name');for(var e=arguments.length,n=new Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];if(n.unshift(t),this._opts.retries&&!this.flags.fromQueue&&!this.flags.volatile)return this._addToQueue(n),this;var i={type:Bt.EVENT,data:n,options:{}};if(i.options.compress=!1!==this.flags.compress,"function"==typeof n[n.length-1]){var o=this.ids++,s=n.pop();this._registerAckCallback(o,s),i.id=o}var a=this.io.engine&&this.io.engine.transport&&this.io.engine.transport.writable;return this.flags.volatile&&(!a||!this.connected)||(this.connected?(this.notifyOutgoingListeners(i),this.packet(i)):this.sendBuffer.push(i)),this.flags={},this}},{key:"_registerAckCallback",value:function(t,e){var n,r=this,i=null!==(n=this.flags.timeout)&&void 0!==n?n:this._opts.ackTimeout;if(void 0!==i){var o=this.io.setTimeoutFn((function(){delete r.acks[t];for(var n=0;n<r.sendBuffer.length;n++)r.sendBuffer[n].id===t&&r.sendBuffer.splice(n,1);e.call(r,new Error("operation has timed out"))}),i);this.acks[t]=function(){r.io.clearTimeoutFn(o);for(var t=arguments.length,n=new Array(t),i=0;i<t;i++)n[i]=arguments[i];e.apply(r,[null].concat(n))}}else this.acks[t]=e}},{key:"emitWithAck",value:function(t){for(var e=this,n=arguments.length,r=new Array(n>1?n-1:0),i=1;i<n;i++)r[i-1]=arguments[i];var o=void 0!==this.flags.timeout||void 0!==this._opts.ackTimeout;return new Promise((function(n,i){r.push((function(t,e){return o?t?i(t):n(e):n(t)})),e.emit.apply(e,[t].concat(r))}))}},{key:"_addToQueue",value:function(t){var e,n=this;"function"==typeof t[t.length-1]&&(e=t.pop());var r={id:this._queueSeq++,tryCount:0,pending:!1,args:t,flags:i({fromQueue:!0},this.flags)};t.push((function(t){if(r===n._queue[0]){if(null!==t)r.tryCount>n._opts.retries&&(n._queue.shift(),e&&e(t));else if(n._queue.shift(),e){for(var i=arguments.length,o=new Array(i>1?i-1:0),s=1;s<i;s++)o[s-1]=arguments[s];e.apply(void 0,[null].concat(o))}return r.pending=!1,n._drainQueue()}})),this._queue.push(r),this._drainQueue()}},{key:"_drainQueue",value:function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0];if(this.connected&&0!==this._queue.length){var e=this._queue[0];e.pending&&!t||(e.pending=!0,e.tryCount++,this.flags=e.flags,this.emit.apply(this,e.args))}}},{key:"packet",value:function(t){t.nsp=this.nsp,this.io._packet(t)}},{key:"onopen",value:function(){var t=this;"function"==typeof this.auth?this.auth((function(e){t._sendConnectPacket(e)})):this._sendConnectPacket(this.auth)}},{key:"_sendConnectPacket",value:function(t){this.packet({type:Bt.CONNECT,data:this._pid?i({pid:this._pid,offset:this._lastOffset},t):t})}},{key:"onerror",value:function(t){this.connected||this.emitReserved("connect_error",t)}},{key:"onclose",value:function(t,e){this.connected=!1,delete this.id,this.emitReserved("disconnect",t,e)}},{key:"onpacket",value:function(t){if(t.nsp===this.nsp)switch(t.type){case Bt.CONNECT:t.data&&t.data.sid?this.onconnect(t.data.sid,t.data.pid):this.emitReserved("connect_error",new Error("It seems you are trying to reach a Socket.IO server in v2.x with a v3.x client, but they are not compatible (more information here: https://socket.io/docs/v3/migrating-from-2-x-to-3-0/)"));break;case Bt.EVENT:case Bt.BINARY_EVENT:this.onevent(t);break;case Bt.ACK:case Bt.BINARY_ACK:this.onack(t);break;case Bt.DISCONNECT:this.ondisconnect();break;case Bt.CONNECT_ERROR:this.destroy();var e=new Error(t.data.message);e.data=t.data.data,this.emitReserved("connect_error",e)}}},{key:"onevent",value:function(t){var e=t.data||[];null!=t.id&&e.push(this.ack(t.id)),this.connected?this.emitEvent(e):this.receiveBuffer.push(Object.freeze(e))}},{key:"emitEvent",value:function(t){if(this._anyListeners&&this._anyListeners.length){var e,n=y(this._anyListeners.slice());try{for(n.s();!(e=n.n()).done;){e.value.apply(this,t)}}catch(t){n.e(t)}finally{n.f()}}p(s(a.prototype),"emit",this).apply(this,t),this._pid&&t.length&&"string"==typeof t[t.length-1]&&(this._lastOffset=t[t.length-1])}},{key:"ack",value:function(t){var e=this,n=!1;return function(){if(!n){n=!0;for(var r=arguments.length,i=new Array(r),o=0;o<r;o++)i[o]=arguments[o];e.packet({type:Bt.ACK,id:t,data:i})}}}},{key:"onack",value:function(t){var e=this.acks[t.id];"function"==typeof e&&(e.apply(this,t.data),delete this.acks[t.id])}},{key:"onconnect",value:function(t,e){this.id=t,this.recovered=e&&this._pid===e,this._pid=e,this.connected=!0,this.emitBuffered(),this.emitReserved("connect"),this._drainQueue(!0)}},{key:"emitBuffered",value:function(){var t=this;this.receiveBuffer.forEach((function(e){return t.emitEvent(e)})),this.receiveBuffer=[],this.sendBuffer.forEach((function(e){t.notifyOutgoingListeners(e),t.packet(e)})),this.sendBuffer=[]}},{key:"ondisconnect",value:function(){this.destroy(),this.onclose("io server disconnect")}},{key:"destroy",value:function(){this.subs&&(this.subs.forEach((function(t){return t()})),this.subs=void 0),this.io._destroy(this)}},{key:"disconnect",value:function(){return this.connected&&this.packet({type:Bt.DISCONNECT}),this.destroy(),this.connected&&this.onclose("io client disconnect"),this}},{key:"close",value:function(){return this.disconnect()}},{key:"compress",value:function(t){return this.flags.compress=t,this}},{key:"volatile",get:function(){return this.flags.volatile=!0,this}},{key:"timeout",value:function(t){return this.flags.timeout=t,this}},{key:"onAny",value:function(t){return this._anyListeners=this._anyListeners||[],this._anyListeners.push(t),this}},{key:"prependAny",value:function(t){return this._anyListeners=this._anyListeners||[],this._anyListeners.unshift(t),this}},{key:"offAny",value:function(t){if(!this._anyListeners)return this;if(t){for(var e=this._anyListeners,n=0;n<e.length;n++)if(t===e[n])return e.splice(n,1),this}else this._anyListeners=[];return this}},{key:"listenersAny",value:function(){return this._anyListeners||[]}},{key:"onAnyOutgoing",value:function(t){return this._anyOutgoingListeners=this._anyOutgoingListeners||[],this._anyOutgoingListeners.push(t),this}},{key:"prependAnyOutgoing",value:function(t){return this._anyOutgoingListeners=this._anyOutgoingListeners||[],this._anyOutgoingListeners.unshift(t),this}},{key:"offAnyOutgoing",value:function(t){if(!this._anyOutgoingListeners)return this;if(t){for(var e=this._anyOutgoingListeners,n=0;n<e.length;n++)if(t===e[n])return e.splice(n,1),this}else this._anyOutgoingListeners=[];return this}},{key:"listenersAnyOutgoing",value:function(){return this._anyOutgoingListeners||[]}},{key:"notifyOutgoingListeners",value:function(t){if(this._anyOutgoingListeners&&this._anyOutgoingListeners.length){var e,n=y(this._anyOutgoingListeners.slice());try{for(n.s();!(e=n.n()).done;){e.value.apply(this,t.data)}}catch(t){n.e(t)}finally{n.f()}}}}]),a}(U);function It(t){t=t||{},this.ms=t.min||100,this.max=t.max||1e4,this.factor=t.factor||2,this.jitter=t.jitter>0&&t.jitter<=1?t.jitter:0,this.attempts=0}It.prototype.duration=function(){var t=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var e=Math.random(),n=Math.floor(e*this.jitter*t);t=0==(1&Math.floor(10*e))?t-n:t+n}return 0|Math.min(t,this.max)},It.prototype.reset=function(){this.attempts=0},It.prototype.setMin=function(t){this.ms=t},It.prototype.setMax=function(t){this.max=t},It.prototype.setJitter=function(t){this.jitter=t};var Ft=function(n){o(s,n);var i=l(s);function s(n,r){var o,a;e(this,s),(o=i.call(this)).nsps={},o.subs=[],n&&"object"===t(n)&&(r=n,n=void 0),(r=r||{}).path=r.path||"/socket.io",o.opts=r,H(f(o),r),o.reconnection(!1!==r.reconnection),o.reconnectionAttempts(r.reconnectionAttempts||1/0),o.reconnectionDelay(r.reconnectionDelay||1e3),o.reconnectionDelayMax(r.reconnectionDelayMax||5e3),o.randomizationFactor(null!==(a=r.randomizationFactor)&&void 0!==a?a:.5),o.backoff=new It({min:o.reconnectionDelay(),max:o.reconnectionDelayMax(),jitter:o.randomizationFactor()}),o.timeout(null==r.timeout?2e4:r.timeout),o._readyState="closed",o.uri=n;var u=r.parser||qt;return o.encoder=new u.Encoder,o.decoder=new u.Decoder,o._autoConnect=!1!==r.autoConnect,o._autoConnect&&o.open(),o}return r(s,[{key:"reconnection",value:function(t){return arguments.length?(this._reconnection=!!t,this):this._reconnection}},{key:"reconnectionAttempts",value:function(t){return void 0===t?this._reconnectionAttempts:(this._reconnectionAttempts=t,this)}},{key:"reconnectionDelay",value:function(t){var e;return void 0===t?this._reconnectionDelay:(this._reconnectionDelay=t,null===(e=this.backoff)||void 0===e||e.setMin(t),this)}},{key:"randomizationFactor",value:function(t){var e;return void 0===t?this._randomizationFactor:(this._randomizationFactor=t,null===(e=this.backoff)||void 0===e||e.setJitter(t),this)}},{key:"reconnectionDelayMax",value:function(t){var e;return void 0===t?this._reconnectionDelayMax:(this._reconnectionDelayMax=t,null===(e=this.backoff)||void 0===e||e.setMax(t),this)}},{key:"timeout",value:function(t){return arguments.length?(this._timeout=t,this):this._timeout}},{key:"maybeReconnectOnOpen",value:function(){!this._reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()}},{key:"open",value:function(t){var e=this;if(~this._readyState.indexOf("open"))return this;this.engine=new gt(this.uri,this.opts);var n=this.engine,r=this;this._readyState="opening",this.skipReconnect=!1;var i=jt(n,"open",(function(){r.onopen(),t&&t()})),o=function(n){e.cleanup(),e._readyState="closed",e.emitReserved("error",n),t?t(n):e.maybeReconnectOnOpen()},s=jt(n,"error",o);if(!1!==this._timeout){var a=this._timeout,u=this.setTimeoutFn((function(){i(),o(new Error("timeout")),n.close()}),a);this.opts.autoUnref&&u.unref(),this.subs.push((function(){e.clearTimeoutFn(u)}))}return this.subs.push(i),this.subs.push(s),this}},{key:"connect",value:function(t){return this.open(t)}},{key:"onopen",value:function(){this.cleanup(),this._readyState="open",this.emitReserved("open");var t=this.engine;this.subs.push(jt(t,"ping",this.onping.bind(this)),jt(t,"data",this.ondata.bind(this)),jt(t,"error",this.onerror.bind(this)),jt(t,"close",this.onclose.bind(this)),jt(this.decoder,"decoded",this.ondecoded.bind(this)))}},{key:"onping",value:function(){this.emitReserved("ping")}},{key:"ondata",value:function(t){try{this.decoder.add(t)}catch(t){this.onclose("parse error",t)}}},{key:"ondecoded",value:function(t){var e=this;ut((function(){e.emitReserved("packet",t)}),this.setTimeoutFn)}},{key:"onerror",value:function(t){this.emitReserved("error",t)}},{key:"socket",value:function(t,e){var n=this.nsps[t];return n?this._autoConnect&&!n.active&&n.connect():(n=new Ut(this,t,e),this.nsps[t]=n),n}},{key:"_destroy",value:function(t){for(var e=0,n=Object.keys(this.nsps);e<n.length;e++){var r=n[e];if(this.nsps[r].active)return}this._close()}},{key:"_packet",value:function(t){for(var e=this.encoder.encode(t),n=0;n<e.length;n++)this.engine.write(e[n],t.options)}},{key:"cleanup",value:function(){this.subs.forEach((function(t){return t()})),this.subs.length=0,this.decoder.destroy()}},{key:"_close",value:function(){this.skipReconnect=!0,this._reconnecting=!1,this.onclose("forced close"),this.engine&&this.engine.close()}},{key:"disconnect",value:function(){return this._close()}},{key:"onclose",value:function(t,e){this.cleanup(),this.backoff.reset(),this._readyState="closed",this.emitReserved("close",t,e),this._reconnection&&!this.skipReconnect&&this.reconnect()}},{key:"reconnect",value:function(){var t=this;if(this._reconnecting||this.skipReconnect)return this;var e=this;if(this.backoff.attempts>=this._reconnectionAttempts)this.backoff.reset(),this.emitReserved("reconnect_failed"),this._reconnecting=!1;else{var n=this.backoff.duration();this._reconnecting=!0;var r=this.setTimeoutFn((function(){e.skipReconnect||(t.emitReserved("reconnect_attempt",e.backoff.attempts),e.skipReconnect||e.open((function(n){n?(e._reconnecting=!1,e.reconnect(),t.emitReserved("reconnect_error",n)):e.onreconnect()})))}),n);this.opts.autoUnref&&r.unref(),this.subs.push((function(){t.clearTimeoutFn(r)}))}}},{key:"onreconnect",value:function(){var t=this.backoff.attempts;this._reconnecting=!1,this.backoff.reset(),this.emitReserved("reconnect",t)}}]),s}(U),Mt={};function Vt(e,n){"object"===t(e)&&(n=e,e=void 0);var r,i=function(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"",n=arguments.length>2?arguments[2]:void 0,r=t;n=n||"undefined"!=typeof location&&location,null==t&&(t=n.protocol+"//"+n.host),"string"==typeof t&&("/"===t.charAt(0)&&(t="/"===t.charAt(1)?n.protocol+t:n.host+t),/^(https?|wss?):\/\//.test(t)||(t=void 0!==n?n.protocol+"//"+t:"https://"+t),r=vt(t)),r.port||(/^(http|ws)$/.test(r.protocol)?r.port="80":/^(http|ws)s$/.test(r.protocol)&&(r.port="443")),r.path=r.path||"/";var i=-1!==r.host.indexOf(":")?"["+r.host+"]":r.host;return r.id=r.protocol+"://"+i+":"+r.port+e,r.href=r.protocol+"://"+i+(n&&n.port===r.port?"":":"+r.port),r}(e,(n=n||{}).path||"/socket.io"),o=i.source,s=i.id,a=i.path,u=Mt[s]&&a in Mt[s].nsps;return n.forceNew||n["force new connection"]||!1===n.multiplex||u?r=new Ft(o,n):(Mt[s]||(Mt[s]=new Ft(o,n)),r=Mt[s]),i.query&&!n.query&&(n.query=i.queryKey),r.socket(i.path,n)}return i(Vt,{Manager:Ft,Socket:Ut,io:Vt,connect:Vt}),Vt}));
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